Jobs C# / .NET

Job Description

• 6+ years of experience in backend microservices architecture, with a specialized focus on modern C# .NET frameworks and cloud ecosystems.
• Strong proficiency in C# 12, .NET 8, Kestrel web server, and Python FastAPI microservices.
• Deep expertise in relational database design (Azure SQL MI), ORM pattern design, SQL performance optimization, and integration with cloud data warehouses (Snowflake).
• Proven experience in designing and securing RESTful APIs, utilizing Azure API Management as an API Gateway, and managing asynchronous event messaging via Azure Service Bus.
• Expert-level knowledge of backend unit testing frameworks (xUnit, Pytest) and static code analysis enforcement using SonarQube.
• Solid background in cloud security, identity integration (Azure Entra External ID), Azure RBAC, Managed Identities, custom authorization microservices, and secrets management via Azure Key Vault.
• Practical experience implementing distributed caching (Azure Cache for Redis), dynamic app configurations, feature flag management, and task scheduling (Azure Logic Apps).
• Solid understanding of enterprise integration patterns, headless commerce storage (Shopify), Blob Storage, and microservices observability (Azure App Insights, Log Analytics).
• Self-organized personality with strong verbal/written communication skills for leading technical teams and coordinating with cross-functional leads.

Job Responsibilities

• Define the end-to-end backend system architecture, API schemas, microservice boundaries, data contracts, and integration workflows.
• Develop, configure, and maintain high-throughput C# .NET 8 core microservices and Python FastAPI services for GenAI and search endpoints.
• Implement asynchronous messaging structures, event queues via Azure Service Bus, distributed caching strategies using Azure Cache for Redis, and scheduled Logic Apps jobs.
• Design and optimize database access models, data schemas in Azure SQL MI, and data sync mechanisms feeding into Snowflake data warehousing.
• Work closely with frontend leads, Solution Architects, DevOps engineers, and AI specialists to guarantee seamless data flow and endpoint performance.
• Address backend security vulnerabilities, enforcing fine-grained authorization policies, token validation via Azure Entra External ID, and secure Key Vault secret handling.
• Apply engineering techniques to optimize database query execution, memory management, low-latency API response rates, and telemetry data processing.
• Deliver technical guidance to backend developers, conduct rigorous code reviews, establish testing practices (xUnit, Pytest), and collaborate directly with product and engineering management.

Department/Project Description

Our client is developing an advanced industrial asset intelligence platform engineered to drive digital aftermarket transformation and equipment lifecycle monetization. The system integrates edge hardware telemetry, on-premise production software, cloud data warehouses, and generative AI to deliver a unified real-time asset tracking, service optimization, and aftermarket commerce experience for factory operators, field service engineers, and distributors.
The platform architecture centers on a distributed, cloud-native microservices backend built on C# 12 using .NET 8, Python FastAPI services, Azure SQL Managed Instance, Snowflake data warehousing, Azure Cache for Redis, Azure Service Bus, and Azure API Management.
The engineering initiative focuses on architecting high-performance RESTful APIs, designing secure data persistence layers, establishing event-driven messaging pipelines, integrating Azure OpenAI diagnostic APIs, managing custom authorization services, and orchestrating backend services with third-party platforms such as Shopify and SAP.

Наш клієнт, Growe, провідна консалтингова компанія та група сервісів у сфері iGaming і розваг. Вони створюють стратегії, що працюють, та рішення, які масштабуються. 

Ідеально для тих, хто прагне:

• Аналізувати та покращувати проектування системи для виявлення та усунення вузьких місць у продуктивності;
• Аналізувати завдання, розкладати їх на підзадачі та оцінювати час розробки;
• Виконувати рев'ю коду та дизайну;
• Керувати дослідженнями та зразками концепцій (POC) нових функцій;
• Допомагати з прототипуванням нової архітектури та міграцією на неї;
• Визначати області для покращення та керувати технічним боргом;
• Наставляти та керувати командою інженерів-розробників BE, сприяючи культурі технічної досконалості, безперервності розробки та високого рівня відповідальності;
• Підтримувати поточну функціональність та зворотну сумісність для релізів;
• Надавати виконані завдання для тестування та консультаційну допомогу QA під час тестування.

Досвід, який стане твоєю перевагою:

• 5+ років досвіду веб-розробки .NET;
• 2+ роки на посадах Tech Lead/Team Lead/Architect;
• Експертиза та глибоке розуміння технологій .NET 6+, ASP.NET Core та C#;
• Досвід роботи з мікросервісною архітектурою;
• Досвід роботи з широким спектром принципів та технологій бекенд-архітектури;
• Досвід роботи з SSE, Long Polling, WebSockets;
• Досвід роботи з модульними та інтеграційними тестами;
• Досвід роботи з GitLab CI або іншими технологіями CI/CD;
• Досвід роботи в процесі Agile/Scrum розробки;
• Досвід роботи з Kafka (буде перевагою);
• Гарне володіння письмовою та розмовною англійською мовою.

Ми цінуємо:

• Проактивне та орієнтоване на результат мислення;
• Хороші комунікативні навички;
• Багатозадачність, навички управління часом та планування;
• Бажання навчатися.

Наші клієнти пропонують конкурентні переваги для підтримки вашого професійного та особистого зростання, зокрема:

• Орієнтація на здоров’я та добробут;
• Глобальне медичне страхування;
• Можливості для зростання;
• Програми бенефітів (компенсація спорту / стоматології / психолога тощо);
• Бонуси за досягнення результатів;
• Динамічне робоче середовище.

English version:

Our client, Growe, is a leading business advisory and services group in iGaming and Entertainment. Сreators of strategies that work and solutions that scale. 

Perfect for those who aim to:

• Analyze and tune system designs to identify and fix performance bottlenecks;
• Analyze tasks, decompose them into sub-tasks, and estimate the development time;
• Perform code & design reviews;
• Lead research and POCs of new features;
• Help with new architecture prototyping and migration on it;
• Identify areas for improvement and manage tech debt;
• Mentor and guide an engineering team of BE developers, fostering a culture of technical excellence, continuous delivery, and high ownership;
• Support the current functionality and maintain backward compatibility for the releases;
• Deliver completed tasks for testing and provide advisory assistance to QAs during testing.

Experience you’ll need to bring:

• 5+ years of .NET web development experience;
• 2+ years in a Tech Lead/Team Lead/Architect position;
• Expertise and deep understanding of .NET 6+, ASP.NET Core, and C# technologies;
• Experience with microservices architecture;
• Experience with a breadth of backend architecture principles and technologies;
• Experience with SSE, Long Polling, WebSockets;
• Experience with Unit and Integration tests;
• Experience with GitLab CI or other CI/CD technologies;
• Experience working in an Agile/Scrum development process;
• Experience with Kafka (will be a plus);
• Good written and spoken English.

It's a perfect match if you have those personal features:

• Proactive and result-oriented mindset;
• Good communication skills;
• Multitasking, time management, and planning skills;
• Desire to learn.

Our clients offer competitive benefits to support your professional and personal growth, including: 

• Health & Wellness Focus;
• Global Medical Coverage;
• Growth Opportunities;
• Benefits Programs (compensation for the gym/stomatology/psychological service & etc.);
• Performance-Driven Rewards;
• Dynamic Work Environment.

Stellar Logic specializes in custom IT solutions for international clients. We help businesses build internal systems and enterprise software that power their operations — from complex business logic to full-scale automation.

We’re looking for a hands-on Team Lead / Senior Full-stack .NET Developer to join an existing engineering team and help strengthen technical ownership, delivery clarity, and client communication.

This role is for someone who enjoys staying close to the code, but also wants to influence technical decisions, guide other developers, improve engineering standards, and act as a reliable technical point of contact.

What You’ll Do

Hands-on Development: Build and improve backend and frontend parts of the system using .NET / C# and Angular.

Technical Leadership: Take ownership of technical decisions, code quality, implementation approaches, and engineering standards.

Team Coordination: Support planning, estimation, task decomposition, code reviews, and technical alignment within the team.

Architecture: Participate in system design, distributed architecture, integrations, scalability, and maintainability improvements.

Cloud & Infrastructure: Work with cloud environments, Kubernetes, CI/CD, and infrastructure-related tasks.

Client Communication: Communicate directly with the client on technical topics, clarify requirements, explain risks, and propose solutions.

Mentoring & Support: Help developers of different seniority levels through technical guidance, knowledge sharing, and practical support.

What We’re Looking For

Must-have:

• 5+ years of commercial software development experience
• Strong hands-on experience with .NET / C#
• Practical experience with Angular
• Experience with APIs, integrations, backend services, and complex business logic
• Experience with relational and/or NoSQL databases, ideally PostgreSQL and/or MongoDB
• Understanding of distributed systems, scalability, maintainability, and technical trade-offs
• Experience with cloud environments, preferably Azure and/or AWS
• Understanding of CI/CD processes and modern development workflows
• Previous experience as a Team Lead, Tech Lead, Lead Engineer, or in a role with similar technical responsibility
• English B2+ for direct communication with international clients
• Ownership mindset: ability to take responsibility for technical decisions, delivery risks, and the final result

Will be a plus:

• Experience with Kubernetes, Azure DevOps, Terraform / ARM / CloudFormation
• Experience with retail, e-commerce, logistics, supply chain, pricing systems, or internal enterprise systems
• Experience working in outsourcing / outstaffing or another client-facing environment
• Experience mentoring developers or coordinating a small engineering team

Why Work with Us?

🛠 Built around custom solutions
At Stellar Logic, we work on systems shaped around real business processes, not templates. Our projects often involve complex logic, integrations, internal workflows, and product decisions that require thoughtful engineering.

🎯 Small teams, meaningful ownership
You won’t be one of many people in a large structure. We work in focused teams where each person has visible impact, takes ownership of their part, and can influence both technical and product decisions.

⭐ Quality over quick fixes
We care about building software that is clear, reliable, and maintainable. Good engineering for us means understanding the problem, thinking through the solution, and delivering work that the team can build on.

🤝 Close collaboration with clients and teams
Our work requires direct communication, trust, and context. You’ll collaborate closely with people who care about the result — from engineers and designers to business stakeholders.

🚀 Room to grow with responsibility
Growth at Stellar Logic comes through ownership: taking on more complex tasks, leading initiatives, improving processes, mentoring others, or deepening your technical expertise.

What We Offer

Remote-first cooperation: Work from anywhere while staying connected with your team and international clients.

Flexible working hours: We value autonomy and trust, with core meetings for team and client alignment.

Paid vacation and sick leave: We support a healthy balance between work, rest, and personal life.

Tax and accounting support: We help with the administrative side so you can focus on your work.

Professional development: We support learning, certifications, and growth within your role.

Long-term collaboration: We aim to build stable cooperation, transparent communication, and a working environment where people can do their best work.

Not Meeting Every Skill?

Don’t worry if you don’t match every single requirement.
If your experience is close to what we’re looking for, you enjoy solving complex problems, and you’re ready to take ownership, we’d still be happy to talk.

N-iX warmly welcomes an experienced Senior Full Stack .Net Engineer to join our talented team.  

Our client brings extensive experience to EHR implementation and workflow redesign to improve clinical care. The company evolved as clinical needs and technology became more sophisticated, and with that, a greater demand for the ability to move health information efficiently and effectively. Our team provides unmatched expertise in interoperability, health information exchange and Direct services. 

Responsibilities:

• Write application, service, and system code following SES secure coding guidelines.
• Code, test, and troubleshoot applications and services using appropriate technologies and tools.
• Maintain and enhance existing applications by modifying program specifications, designing detailed programming logic, and implementing approved changes.
• Translate logical system and application specifications into physical system and application design
• Evaluate complex interdependencies between applications and services to ensure that changes in one do not cause unintended effects in others
• Write and execute unit tests; contribute to automated testing efforts to ensure software quality.
• Assess and implement improvements to processing efficiency within application systems. Analyze performance of applications and take action to correct deficiencies.
• Contribute to the development and maintenance of CI/CD pipelines to enable efficient, reliable, and secure build, test, and deployment workflows.
• Design infrastructure using Terraform as Infrastructure as Code (IaC), ensuring scalability, repeatability, and version control of environment configurations.
• Write and maintain comprehensive application and system documentation.
• Collaborate with team members and users to gather requirements, handle change requests, and develop effective solutions.
• Help define user stories and develop detailed plans to guide the team’s work.
• Participate in Agile development processes, contributing to sprints and collaborating with team members.
• Provide input during planning sessions and support team goals.
• Actively learn and apply new technologies to enhance user experience and improve productivity.

• Mentor junior members of the development team.

   

Requirements:    

• 7+ years of commercial experience developing applications in a Microsoft, .Net, or web services environment.
• 5+ years of hands-on experience developing solutions using .Net technologies and frameworks, particularly Dapper, Entity Framework, or similar ORM frameworks.
• 5+ years of experience with C#.
• 2+ years of experience with front-end technologies such as React, jQuery, jQuery UI, and AJAX.
• 3+ years of experience working with AWS (e.g., S3, Lambda, RDS, DynamoDB, SQS, OpenSearch). Experience with Azure or other cloud providers is a plus.
• Experience with relational databases (e.g., PostgreSQL) and exposure to NoSQL databases.
• Familiarity with continuous integration and delivery (CI/CD) pipelines and tools (e.g., GitHub Actions, Jenkins, GitLab CI, or AWS CodePipeline).
• Hands-on experience using Terraform for Infrastructure as Code to manage cloud resources in AWS.
• Experience using Visual Studio and GitHub for development and version control.
• Experience with front-end technologies such as React, jQuery, jQuery UI, and AJAX.
• Experience interpreting software specifications and participating in the design, development, and testing process.
• Experience developing high-throughput transactional systems, handling concurrency in distributed applications.
• Hands on experience designing cloud architectures, microservices, or event-driven architectures and distributed systems
• Ability to quickly learn and adapt to SES environment and clinical data exchange standards.
• Excellent problem-solving abilities and a willingness to continuously learn.
• Strong organizational skills with the ability to prioritize tasks, meet deadlines, multitask, and pay close attention to detail.

• Strong verbal and written communication skills, with the ability to ask insightful questions and actively listen.

   

Would be a plus:

• HIPAA Awareness
• AWS Certified Solutions Architect - Associate or others
• Familiarity with encryption, digital signatures and Microsoft Crypto API
• Python knowledge
• Familiarity with healthcare data integration technologies (e.g., HL7, JSON, XML), and an understanding of interoperability standards and SQL/database principles.

Developing a cloud-based platform designed for managing latest generation of IoT devices.

The core part of the system provides a centralized location for remotely monitoring, upgrading, and configuring devices. It also offers an application marketplace, allowing users to deploy and customize applications for their devices.

At the moment it is extensively extending with services that deal with telemetry provided by the connected devices and services. These services are designed in two forms. First is the predefined set of data connectors and visualization widgets, and the second is a framework that let customers to design own connectors and widgets.
Working in Scrum team and perform function of senior software developer doing software modules architecture, design, development, unit and integration testing and deployment.

Job Description

Primary Backend Skills:

• Framework: Deep expertise in the .NET 8 Framework, specifically for building Web APIs.
• API Development: Solid experience creating and managing endpoints using GraphQL for .NET.
• Data Access: Proficiency with Entity Framework for ORM.
• Testing: Skills in writing unit tests for backend services using XUnit.
• API Documentation: Experience using Swashbuckle to generate and maintain Swagger documentation.

Cloud & DevOps Experience:

• Platform: In-depth knowledge of the Azure platform is required.
• Containerization: Experience with Docker for creating and managing containerized applications. 
• Hands-on experience deploying microservices to Azure Container Apps.
• Understanding of hosting frontend applications on Azure Static Web App.
• Experience managing and interacting with Azure SQL Database.
  Experience with NoSQL databases, specifically Cosmos DB.
• Core Azure Services: Managing customer identity with Azure AD B2C, Using Application Insights for service monitoring, Experience with Azure API Management.

Preferred, Not Required Skills

Familiarity with our modern frontend stack is a strong plus. This includes: 

• Core Technologies: React, Typescript, and Material UI. State Management & Data: Redux toolkit and Apollo Client for GraphQL.
• Tooling: Experience with Vite as a build tool, Vitest for testing, and Zod for schema validation.
• Navigation: Understanding of React Router.
• Version Control: Proficiency with Git and GitHub.
• Collaboration: Experience working with Jira and Confluence.
• API Testing: Hands-on experience with Postman, particularly within a team workspace.
• Development Environment: Experience with development tools like Eslint, Prettify (Prettier), and Husky is beneficial. While the choice of IDE is flexible, experience with
  Visual Studio Code is preferred.
  
   

You are a Computer Science expert with a strong understanding of advanced data structures, hashing mechanism, complexity of search, sorting, and you have a high-level knowledge of many sorting algorithms.

Being part of our growing RandD team involved in groundbreaking mobility focused research in the Mobile and IoT sectors, you will be provided with amazing opportunities to work on exciting projects that offer innovative mobile device solutions to our enterprise clients across the world.

What You’ll Do

- Take on research and development projects, break down into fundamental elements, explore potential technical paths and propose team approach for architecture and software development elements;

- Understand existing and future product technical challenges and identify solution paths for development; coaching the team along the technical path for optimal solution design;

- Develop innovative solutions to tackle big industry problems in the Mobile and IoT sectors;

- Actively contribute in brainstorming and idea generation activities, as well as participate in enhancing/maintaining existing solutions;

- Maintain high standards of quality for code, technical documentation, and deliverables;

- Define and implement best coding practices; proactively keep a tab on emerging technologies;

- Provide technical guidance on the research and development of new products and services;

- Work closely with the manager to ensure the product is evolving according to need;

- Write well designed, scalable, reliable, testable and reusable code by using best software development practices, clean code and solid principles;

- Contribute towards the entire development lifecycle of analysis, design, implementation and test;

- Detect, report, investigate, and fix product defects;

- Automation, including writing unit and integration tests;

- Collaborate on projects with an all-star team comprised of varying skillsets through code reviews and design discussions;

- Constantly update your knowledge and stay up-to-date with advanced technologies to be able to provide the best solutions for new projects, and

- Have fun, with all of the above!

Experience You’ll Bring

- 8+ years of hands-on experience in software development and solution design preferably with product companies;

- Proven track record of successfully making a positive impact as a tech visionary;

- Previous RandD experience would be a definite asset;

- You have incredible coding skills. Your programming abilities are way above average and you can engage in meaningful conversations about modern technology;

- You obsess over server scalability and robustness and your work reflects that;

- You are a Computer Science expert with a strong understanding of advanced data structures, hashing mechanism, complexity of search, sorting, and you have a high-level knowledge of many sorting algorithms;

- You are constantly investigating new technologies and introducing them into existing products;

- You possess a deep knowledge of Microsoft technology stack- .NET, .NET Core, ASP.NET Web API, SQL Server;

- You have a demonstrable versatility in various front-end and back-end technologies, ideally AngularJS 6 and above, RxJS and knowledge of Flus and Redux. Additionally, JavaScript, HTML5, CSS3, NodeJS, REST APIs, JSON, WCF, Web API, Unity, LINQ;

- You have excellent understanding of unit test principles, multi-layer architecture, SOA principles and best development practices, as well as previous experience using OOD, Design Patterns, Data Modelling and Storage with well-known relational database (preferably SQL);

- Understanding/or strong interest in agile methods such as Scrum/XP, Behavior Driven Development, and Continuous Delivery;

- You are eager to constantly learn and update your skills, and you like to share knowledge with others;

- You are a self-starter with a high degree of initiative, a can-do attitude and a positive mindset;

- Degree from an accredited college/university or equivalent work experience.

What’s in it for you?

The People - From our humble origins in our founder’s basement, to our industry leading position today, SOTI has worked hard to foster a company culture that we can all believe in. A culture that emphasizes personal growth, continuous innovation and fun.

The Growth - Our environment fosters new ideas, fresh perspectives, and the ability to take them over the goal line. SOTI is a fast-paced environment with a global reach that encourages you to make your mark and be part of something big!

The Technology - You’ll get the chance to work with leading edge technologies and take on complex and interesting projects, as part of highly collaborative and agile teams. You will work alongside SOTI’s partners which include leading tech giants that will keep you on the cusp of emerging technologies.

Project: Legacy Modernization for an Insurance company
Location: Remote
Client Location: Germany
Engagement: Remote
Start: 3–4 developers could potentially start late September 

Project Overview
We are looking for experienced .NET / Azure Developers to join a legacy modernization project for a leading insurance company in Germany.
The project focuses on migrating and modernizing existing legacy code to a newer technology version while ensuring code quality, maintainability, and alignment with business requirements.

Requirements:

• Strong commercial experience with .NET
• Hands-on experience with Microsoft Azure
• Microsoft certification is required
• Insurance domain experience is very important
• Proven experience with legacy application/code migration and modernization
• Good knowledge of Git
• Practical experience with GitHub Copilot and understanding of AI-assisted development
• Ability to understand, analyze, and work with business and technical requirements
• Experience working in distributed/remote teams
• Good communication and collaboration skills

Language Requirements:

• German: minimum B1 or English B2
• Ability to work with German documentation is expected!!

Description

This organization specializes in developing advanced technology solutions for the healthcare sector. It focuses on creating secure platforms that enhance patient safety and streamline administrative processes. The core offerings include systems for accurate patient identification, which help prevent medical record duplication and identity fraud. By leveraging robust cloud-based frameworks, the company delivers scalable software-as-a-service products designed to meet critical compliance and security challenges. These solutions empower healthcare providers to improve operational efficiency and deliver higher quality care. The company is positioned as a key innovator in healthcare IT security, driving advancements in digital health.

Requirements

• Possess 5-8 years of progressive experience in software development, specifically focusing on designing, building, and maintaining enterprise-grade applications within a professional setting.
• This role operates within a dynamic and collaborative environment, offering flexibility for remote work while encouraging periodic team engagement and collaboration sessions as needed to foster innovation and project success.

Required Skills:

• Demonstrated expertise in designing and implementing robust web applications and services using C# and the .NET framework, including advanced concepts.
• Proven proficiency in modern frontend development frameworks such as Angular or React, enabling the creation of intuitive user interfaces.
• Extensive experience working with public cloud platforms, specifically AWS or Azure, for deploying and managing scalable enterprise solutions.
• Strong hands-on experience with containerization and orchestration technologies, including Docker, Kubernetes, and Helm, for efficient application deployment.
• Solid understanding and practical application of DevOps practices and tools to establish continuous integration and deployment pipelines.
• Proficiency in designing, developing, and optimizing relational databases, with practical experience in MS SQL Server or Postgres.
• Demonstrated ability to lead technical initiatives and mentor junior developers, fostering a collaborative and high-performing team environment.
• Exceptional written and verbal communication skills, essential for effective collaboration with internal teams, customers, and partners.
• A Bachelor’s degree in Computer Science, Software Engineering, or a closely related technical field is mandatory for this position.

Job responsibilities

• Design and develop robust, scalable software solutions for critical patient access features, ensuring high performance and reliability.
• Implement complex functionalities and automated tests for new product features within an agile development lifecycle.
• Contribute to the architectural design and technical roadmap of cloud-native applications, focusing on scalability and security.
• Collaborate actively within a Scrum team to plan, scope, build, and deliver high-quality software iterations.
• Ensure the system architecture and implementation can effectively scale to support the demands of large healthcare organizations.
• Research and evaluate emerging technologies and propose innovative solutions to complex challenges in patient identity management.
• Provide technical mentorship and guidance to junior developers, fostering their growth and ensuring adherence to best practices.
• Drive the adoption of best practices in software development, code quality, and continuous integration/continuous deployment (CI/CD).
• Perform comprehensive code reviews, offering constructive feedback to maintain high standards of code quality and system integrity.
• Troubleshoot and resolve complex technical issues across various layers of the application stack, ensuring minimal disruption.
• Collaborate with cross-functional teams, including Product Management, QA, and UX, to translate requirements into technical specifications.
• Participate in the full software development lifecycle, from conceptualization and design to deployment and operational support.
• Optimize application performance and maintainability, identifying areas for improvement and implementing effective enhancements.

Description

Partner is one of the leaders in design, development and manufacturing data communications equipment for the industrial Internet of Things — connecting physical assets to business processes to deliver enhanced value.

Developting cloud-based platform hosted on Azure using .NET tech stack. The platform interacts with different corporate services in order to support business processes across company in manufacturing, engineering, sales, shipping, etc.

Requirements

Primary Skills:

5+ years of professional software engineering experience, ideally with a background in Industrial IoT.

Mandatory experience using AI-assisted coworker tools (Claude preferred) to write, debug, and optimize backend operational logic.
Deep expertise in operating systems, specifically Linux (Ubuntu), SSH, Bash, and terminal-based administration.
Strong experience with containerization and orchestration using Docker, alongside modern CI/CD practices.
Proficiency in building event-driven architectures and utilizing messaging systems.
Framework: Deep expertise in the .NET 8+ Framework, specifically for building Web APIs.
Data Access: Proficiency with Entity Framework for ORM.
API Documentation: Experience using Swashbuckle to generate and maintain Swagger documentation.

Preferred, Not Required Skills
Version Control: Proficiency with Git and GitLab.
Collaboration: Experience working with Jira and Confluence.

Job responsibilities

Build and enhance scalable backend services and APIs for onboarding, configuration management, authentication, and administration.
Develop mechanisms for secure deployment, software distribution, and lifecycle management across distributed environments.
Develop reliable command execution and orchestration workflows for managing remote systems and services
Design event-driven architectures and automation frameworks that support large-scale operations.
Collaborate with cross-functional teams to improve reliability, observability, and operational efficiency.
Implement and maintain CI/CD pipelines and infrastructure automation to accelerate software delivery.

You will support the development and maintenance of the client's energy trading landscape. The team is responsible for all changes within the ETRM Allegro system, ranging from small enhancements to large feature implementations, as well as the handling and resolution of L3 incidents.

Must-Have Skills:

• 5+ years of experience in .NET development (C#, .NET Core / .NET 6+)
• Experience with ETRM systems, especially Allegro and/or Horizon
• Strong experience with microservices, APIs, and distributed systems
• Hands-on experience with Azure cloud services and AKS/Kubernetes
• Solid experience with SQL (T-SQL / PL-SQL)
• Experience with CI/CD pipelines, Git, and DevOps practices
• Strong understanding of modern software design principles and unit testing

Nice-to-Have Skills:

• Knowledge of the energy trading lifecycle
• Exposure to Agentic AI and spec-driven development
• Experience with reporting tools and integration patterns
• Strong analytical and problem-solving skills
• Ability to work in a cross-functional, agile environment
• Proactive mindset with a passion for modern engineering practices and continuous improvement
• Good communication skills and the ability to collaborate with business and technical stakeholders

Responsibilities:

• Handle L3 incidents and requests related to supported systems.
• Manage and implement changes and updates within the ETRM Allegro platform, including both small enhancements and larger feature developments.
• Oversee and support various Allegro modules and functionalities.

Tasks:

• Design, develop, and maintain scalable .NET applications using C#, .NET Core 6+, and modern software engineering principles including SOLID, Clean Architecture, and Domain-Driven Design (DDD).
• Build and enhance ETRM solutions (Allegro/Horizon) supporting the full trade lifecycle, including trade capture, scheduling, risk, and settlements.
• Develop and deploy cloud-native applications on Microsoft Azure, including Azure App Services, Functions-as-a-Service (FaaS), and containerized solutions using Docker and Kubernetes.
• Contribute to spec-driven development initiatives and explore Agentic AI / AI-assisted solutions where applicable.
• Create and maintain unit and integration tests to ensure high-quality and maintainable software.
• Collaborate with business stakeholders to translate requirements into technical solutions.
• Troubleshoot, optimize, and support distributed systems and cloud-based applications.
• Develop SQL queries, stored procedures, and reporting solutions.
• Follow DevOps, CI/CD, security, and engineering best practices.
• Participate in code reviews and promote cloud security and DevOps best practices.

Details:
Workload: Full-time
Location: 100% remote
Duration: 4 months (extension possible)
Language: English
Region: Offshore preferred; Nearshore also possible!

Job Description

• 5+ years of development experience
• .Net Development with WinForm
• Solid understanding of OOP, design patterns, software development principles and best practices
• Experience with Azure Cloud Solutions
• Unit testing
• Good communication and task management skills
• English level - Advanced

Job Responsibilities

• Design, develop, and maintain scalable, API-driven backend services
• Troubleshoot complex technical issues and optimize performance of applications.
• Unit testing
• Collaborate with engineering, product, and design teams to ensure seamless integration across the broader data platform.

Department/Project Description

Client is a leading global Contract Research Organization (CRO) that provides Phase I-IV clinical trial management, market access, and technology solutions with over 30 years of experience.

Creatio is an AI CRM and workflow platform where people and AI agents work together - with no limits on users, agents, or scale. We help midsize and large organizations run customer workflows in the AI era. With a global team and a large ecosystem of partners, Creatio serves thousands of customers in over 100 countries and automates tens of millions of workflows daily. Genuine care for our clients and partners is at the heart of our DNA.

We’re proud to be recognized by top industry analysts as a Leader and Strong Performer in multiple Gartner and Forrester reports.

In 2025, Creatio was named to Inc.’s Best Workplaces list, recognizing our commitment to employee wellbeing and a strong workplace culture.

Who We’re Looking For

We are looking for an AI Software Engineer to design, build, evaluate, and operate AI-powered capabilities within the Creatio platform.

You will join the AI teams building the agent platform that enables AI agents to safely perform real work in the product: call tools and APIs, read and write data, maintain context, follow permissions, and escalate to humans when needed.

The team also owns the core infrastructure for testing, monitoring, logging, observability, and cost/performance control, ensuring AI agents are reliable, scalable, secure, and production-ready.

This role combines strong software engineering expertise with hands-on AI engineering experience. You will work on enterprise-grade AI solutions, including assistants, copilots, knowledge systems, semantic search, RAG-based capabilities, and agentic workflows.

Responsibilities:

• Design and implement AI-powered product features within the Creatio platform.
• Build assistants, copilots, agentic workflows, knowledge systems, RAG, and semantic search capabilities.
• Integrate LLM providers, tools, enterprise data sources, and MCP-based solutions.
• Develop and maintain backend services using C# and .NET.
• Build evaluation frameworks, quality gates, and observability practices for AI solutions.
• Monitor and improve the quality, latency, cost, reliability, and security of AI capabilities.
• Apply AI coding assistants and engineering agents as part of the daily development workflow.

Requirements:

• Strong experience with C# and .NET.
• Hands-on experience with LLMs, prompt engineering, function calling, and structured outputs.
• Understanding of agent architectures, MCP, RAG, embeddings, vector search, and semantic search.
• Experience with AI evaluation, observability, security, and Responsible AI practices.
• Solid understanding of API design, distributed systems, and software architecture.
• Experience with SQL databases, testing, CI/CD, and cloud-native development.
• DevOps fundamentals, including Docker containerization and basic Kubernetes knowledge.
• Strong knowledge of engineering best practices and production-grade software development.

What to expect from us:

• Growth & Development: Clear career paths, mentorship opportunities, and access to continuous learning to help you reach your full potential.
• Flexibility & Well-Being: We provide flexible work arrangements and initiatives that empower you to manage your schedule effectively, stay productive, and thrive both personally and professionally.
• Recognition & Impact: A culture that celebrates achievements, values your ideas, and empowers you to make real contributions from day one.
• Innovative Culture: Be part of a company that embraces new ideas, modern technologies, and bold thinking to stay ahead of the curve.
• Benefits & Rewards Package: We provide competitive compensation and benefits designed to support you and your family. Our rewards approach goes beyond salary, recognizing your contributions and commitment. The exact package may vary depending on your country of residence and employment type.

ScenAI Data Science Inc

We are a U.S.-based fintech startup operating in the investment and financial services space. Our distributed teams work across Poland, the United States, and Ireland, collaborating on technology-driven solutions related to stocks and investments.

Security, compliance, and the responsible handling of sensitive financial data are central to how we operate, as we build scalable products in a regulated environment.

General

❖ 4–10 years in automation engineering

❖ Strong C# and OOP expertise

❖ Experience with Windows UI Automation (UIA2/UIA3)

❖ Prior hands-on with Silk Test (mandatory)

❖ Experience automating DevExpress WinForms apps

Legacy Experience (Critical)

❖ Experience working on .NET Framework 3.5 / 4.x applications

❖ Automation in thick-client enterprise systems

❖ Handling unstable UI identifiers

❖ Working with limited documentation

Framework & Design

❖ Build frameworks from scratch

❖ Implement POM / Component Object Model

❖ Logging, retry policies, custom wait strategies

Initial contract duration: 9 months with the possibility of extension based on the skill set

Hourly remuneration: 28-35 usd/hour

Engagement: full time

Time zone: Poland

Working language: English

Please read carefully before applying:

The client is building a product in the bank/investment/brokerage systems niche, and their investors have strict security and compliance requirements, where every person will go through a background check.

Why Poland?

For background check — you must be a taxpayer in Poland for 2+ years.

We’re looking for an experienced Senior Backend Developer to join our engineering team and take part in building reliable, scalable solutions for international clients.
 

If you enjoy solving complex technical problems, thinking about architecture beyond individual features, and working with a team that values ownership and quality, this role could be a great fit.
 

🛠️ Technology

• Backend: .NET
• Databases: PostgreSQL, MySQL, Redis
• Additional: Docker, CI/CD, cloud technologies
• Nice to have: NoSQL, Node.js

🔧 Your responsibilities

• Develop and maintain robust backend applications and APIs
• Contribute to technical and architectural decisions
• Build solutions that can scale as products and user needs grow
• Improve existing codebases through refactoring and optimization
• Ensure the code you deliver is readable, maintainable, and properly tested
• Take part in code reviews and technical discussions
• Work closely with frontend engineers, designers, and project/product teams
• Support the team in planning and delivering new functionality
   

🎯 What we’re looking for

• 5+ years of professional experience with .NET backend development
• Strong knowledge of relational databases, particularly PostgreSQL and MySQL
• Good understanding of software architecture, design patterns, and engineering best practices
• Practical experience with Docker, CI/CD, and cloud environments
• Ability to take ownership of tasks and work effectively with limited supervision
• Strong communication and collaboration skills in a remote environment
• Good command of English, both written and spoken

• Experience with NoSQL databases or Node.js would be an advantage

   

🌟 What we offer

• Competitive compensation based on your experience and expertise
• 21 working days of paid vacation + Polish national holidays
• 14 paid sick-leave days
• Private medical care for employees residing in Poland
• Company events and team activities
• A friendly environment with experienced professionals
• The opportunity to work on a variety of international projects and solve different technical challenges

Job Title:  Principal Software Developer/Architect (C#)
Location: Galway, Ireland

Work model: Hybrid, 3 days in-office minimum; additional occasional/or regular in-office days may be required to support your team.
Relocation and visa sponsorship assistance are available for qualified successful candidates. 

Who We Are

At SOTI, we are committed to delivering best-in-class mobile and IoT device management solutions. We are looking for out-of-the-box thinkers that appreciate the art of creating great software.

To us, being visionary is more important than doing things the way they’ve always been done.  

What We’re Looking For

Our people are our most important resource. For us to continue to develop new innovations and achieve the impossible, we are looking for out-of-the-box thinkers that appreciate the art of creating great software. 

As a Principal Developer in the Location Services team, you will be responsible for defining and communicating the technical vision for the future architecture of the Signal and Location Services and other SOTI applications together with Software Architect. You are an excellent coder, helping development teams to make our vision a reality, designing and building low friction APIs, highly responsive web UIs and the backend to support them. This is an outstanding opportunity where you will be responsible for owning the overall architecture of the Location Services and their integration with the SOTI ONE platform. You are passionate about modern technology, and you are driven by your energy to identify and resolve complex problems with an aptitude for learning new technologies.

What’s in it for you?

The People - From our humble origins in our founder’s basement, to our industry leading position today, SOTI has worked hard to foster a company culture that we can all believe in. A culture that emphasizes personal growth, continuous innovation and fun.

The Growth - Our environment fosters new ideas, fresh perspectives, and the ability to take them over the goal line. SOTI is a fast-paced environment with a global reach that encourages you to make your mark and be part of something big!

The Technology - You’ll get the chance to work with leading edge technologies and take on complex and interesting projects, as part of highly collaborative and agile teams. You will work alongside SOTI’s partners which include leading tech giants that will keep you on the cusp of emerging technologies.

What You’ll Do

• Architectural design of SOTI’s products; hands-on code and design major components of the architecture, including APIs, services, user interface, and middleware
• Own and drive non-functional features (performance, security etc.) of the product, bring them from ideation to completion
• Advocate, document, and enforce best engineering practices, design and implementation principles, and coding standards; drive high quality in all phases of software development.
• Assist development teams with design review; suggest innovative solutions targeting large-scale performance, security, and fast delivery; develop prototypes and proof of concepts; enforce compliance with design and security.
• Identify technical debt; assist development teams with technical debt elimination.
• Collaborate with senior management, product, support, and other technical teams, collect requirements, define and communicate product technical strategy, architecture, and design.
• Create and maintain an architecture roadmap, principles, policies, and procedures, a repository of design artefacts (solution architecture, high- and low-level designs)
• Help in growing technical expertise in SOTI; mentor and educate developers as well as quality assurance specialists
• Proactively keep a tab on emerging technologies, evangelize and lead adoption throughout the teams
• Have fun, with all of the above!

Experience You’ll Bring

• Expertise in Computer Science with an excellent understanding of math, algorithms, data structures, design patterns and software architecture, and the ability to understand the logic behind the relationships within programs themselves. 
• 10+ years of combined experience architecting, designing, and implementing multi-tiered software applications
• Strong experience in programming languages such as .NET, JavaScript, Angular, Node JS, MVC etc.
• Excellent hands-on knowledge of relational data models, SQL (MS SQL server) and NoSQL Databases
• Excellent knowledge and experience with ElasticSearch
• Good knowledge of designing and deploying applications in AWS or Azure
• Good knowledge of CI/CD process and integration of SonarCube for code coverage
• Experience working on complex business problems and identification of technical solutions that are flexible and creative
• Highly proficient in software architecture patterns and documentation
• Problem-solving skills with attention to details
• Deep experience in agile software development life cycle, practices, and tools (coding standards, code reviews, source code management, build processes, QA)
• You are a self-starter with a high degree of initiative, a can-do attitude and a positive mindset
• Strong education in Computer Science/Math is preferred

About the SOTI Galway Office

Boasting our growing Research and Development team in Galway, Ireland, we are involved in groundbreaking mobility-focused research, to provide innovative mobile device solutions to our enterprise clients around the world. We are in the heart of Galway City next to the Cathedral and National University of Ireland Galway.

Known as a place of innovation and a growing technology hub, Galway is also an ideal place for families, while keeping young professionals entertained. Whether you are interested in the best restaurants, cozy pubs, festivals, fresh produce or the beautiful sights and landscapes, there is always something to do in Galway.

Enjoy fishing, surfing or hiking, take a day trip to the Aran Islands, or perhaps indulge in the rich cultural heritage and explore the many historical sites in the area. The city’s booming economy, great schools, significantly lower cost of living compared to Dublin, and fun and friendly atmosphere make Galway a great place to live and work.

Relocating from abroad?

Moving to a new country can be exciting and challenging. We have prepared a list of resources to ease your transition to Ireland, and our People & Culture Team will always be available to you for support. Visa sponsorship and relocation assistance are available to successful candidates.