Jobs C# / .NET

Looking to take your .NET expertise to the next level while working on high-impact FinTech solutions? This role offers the chance to contribute to scalable, cloud-native systems that empower thousands of businesses worldwide.
We’re seeking a Senior .NET Developer to join our team, collaborating with talented engineers, product managers, and designers to deliver innovative financial technology.
At Sigma Software, we work with some of the most forward-thinking companies in the industry. This opportunity will let you grow professionally while making a tangible difference in a fast-paced, regulated environment.

CUSTOMER

Our customer is a leading FinTech company providing embedded financing solutions for platforms and marketplaces. Their mission is to enable businesses to offer flexible credit products to customers, helping SMEs access funding quickly and efficiently.
The customer is recognized for innovation in embedded finance, serving thousands of businesses globally and partnering with major platforms. They operate in a regulated environment with a strong focus on scalability, performance, and security.

PROJECT

The project involves enhancing and expanding customer’s embedded finance platform, which integrates directly into partner services to deliver fast, flexible funding to SMEs. You’ll work on a modern tech stack, building features that improve customer and partner experiences while ensuring reliability in production.
Key Technologies: C#, .NET Core, Angular 18, AWS, CI/CD, Docker/Kubernetes, Kafka/RabbitMQ, Datadog, relational & NoSQL databases

Job Description

• Design, build, and deliver features and projects across C#, .NET Core, and Angular stack
• Write clean, maintainable, and well-tested code (unit/integration/e2e)
• Take ownership of features from requirements breakdown to deployment
• Deploy and monitor services in AWS cloud-native environments
• Handle production issues and incidents with accountability
• Collaborate with Product, Design, and Engineering teams in Agile practices
• Contribute to continuous improvement of systems and processes

Qualifications

• 5+ years of experience in software development with strong OOP and system design skills
• Solid hands-on experience with .NET (C#) and Angular
• Understanding of software testing concepts and practices
• Expertise in cloud-native and DevOps practices (CI/CD, automation, monitoring)
• Experience with relational and NoSQL databases
• Knowledge of non-functional requirements (performance, security, availability)
• Proven experience in FinTech, payments, banking, or regulated financial environments
• Upper-Intermediate English level or higher

WILL BE A PLUS

• Experience with Docker/Kubernetes
• Familiarity with event-driven architectures (Kafka, RabbitMQ)
• Proficiency with observability tools (Datadog or similar)
• Knowledge of domain-driven design (DDD) and complex domain modeling

PERSONAL PROFILE

• Growth mindset, curiosity, and proactivity
• Strong problem-solving skills balancing complexity and simplicity
• Feedback-oriented, open to giving and receiving constructive input
• Ownership & accountability in delivering commitments
• Team player with strong collaboration skills
• Adaptability to changing priorities
• Excellent communication skills across disciplines

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.

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.

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.
  
   

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

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!

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

Who we are  

We are a Ukrainian multiproduct company that creates database development and management tools, connectivity solutions, productivity tools, and data services for more than 500.000 clients from 120 countries. Since 1997, we have been streamlining data workflows for professionals and teams with our intuitive and efficient software products. We're committed to enhancing the experience of our customers across the globe by minimizing data-related tasks and enabling them to focus on more inspiring goals.  

Among our clients, you can find such legends as Microsoft Corporation, Oracle America, IBM, Intel, and many more companies that deserve their place in the Fortune 100 and Fortune 500. Whether it's global companies or individuals, we provide a customer-centric approach, delivering high-quality solutions and exceptional support.  

Driven by passion, we play a substantial role in shaping the future of data management. 

Product that needs your engagement  

Connectivity — An enterprise B2B product at the intersection of AI and corporate data infrastructure. It enables organizations to securely connect modern AI agents and LLM-based assistants to their internal data sources — relational databases, data warehouses, and SaaS systems — while maintaining strict governance, access control, and auditability. The product is deployed on-premise within the customer’s infrastructure, which makes security, compliance, and admin experience first-class concerns alongside end-user value.

Your future team of professionals 

You will be part of the Connectivity team and work with highly motivated professionals who are passionate about the project. You will collaborate with other .NET developers,  Product Owner, QA, and Support team. 

Impact you will make 

Product Management  

• Work closely with stakeholders to document business requirements, define user stories, and contribute to planning and execution  
• Collaborate with team members to ensure seamless implementation of UI/UX functionality, aligning with product vision and user needs  
• Verify requirements provided by a product management team and/or other stakeholders  
• Take part in preparing and prioritization of refactoring plans  
• Provide L3 support for clients (if applicable) 

Project Management  

• Decompose complex tasks into achievable work items  
• Interact with other teams involved in product development to optimize processes  
• Keep sprint workloads in an actual state 

People Management  

• Conduct coaching and mentoring activities to fulfill technical leadership for team members  
• Take part in technical interviews 

Software Development  

• Implement features of any level of complexity  
• Design tests (unit, integration, etc.)  
• Foster high quality standards for software development among team members by applying best practices  
• Conduct research while accepting features for implementation, decompose features into subtasks, providing accurate estimates  
• In collaboration with Head of Engineering and Solution Architect, design and implement architectural solutions within a project  
• Deliver features for testing and provide consultations to QA team during feature verification  
• Conduct code reviews 

Skills we are looking for 

• Deep knowledge and understanding of .NET Framework/.NET Core/.NET and C# 
• Deep knowledge and understanding of OOP and OOD (including SOLID and GoF design patterns)  
• Deep knowledge and understanding of data structures  
• Good algorithmic basis  
• Experience with relational databases and SQL  
• Experience with VCS (Git preferred)  
• Knowledge and understanding of issues lifecycle  
• Knowledge of approaches and methods of task estimation and decomposition  
• Experience with ALM systems (Jira preferred)  
• Experience with knowledge bases (Confluence preferred)  
• Understanding of basic CI/CD principles, experience with CI systems (Jenkins preferred)  
• Understanding of SCRUM principles and values  
• Experience with Entity Framework 
• Experience with ADO.NET  
• Essential experience with WinForms, preferred expirience with DevExpress WinForms components 
• Preferred expirience with SSIS, COM interop, unmanaged code interop 

Benefits you get 

Maintain your work-life balance 

• Take control of your workday with our flexible schedule. 
• 19 days of annual vacation granted on a pro-rata basis. 
• No overtime required. 

Hybrid/remote type of cooperation

Whether you prefer to work remotely in the comfort of your home office or from one of our 4 offices, you can help promote the global visibility of exceptional Ukrainian products from anywhere in the world. 

Stay healthy 

• Comprehensive medical insurance from a leading Ukrainian provider, including a wide range of services and special programs for relatives, and special options for those who live abroad. 
• 15 working days of sick leave per year – because your health is our priority. 

Grow with us 

• In-house English courses to increase your proficiency through our online courses and speaking clubs with a native speaker. 
• Online learning activities, including workshops, lectures, and webinars to enhance your leadership, management, and self-awareness skills. 
• Experience exchange with our team of professionals who eagerly share their deep expertise across various fields. 
• Opportunities for promotions, rotations, and transitions when you believe your skills could benefit a different role or team. 

Stand with Ukraine! 

We have an active pro-Ukrainian position! This means that we help our army, our servicemen, and their families not only through constant donations and volunteering but also through our military leave policy, special health insurance options, and financial assistance. 

We are a perfect match if you share our values 

We are professionals in our field. We know how to turn up our professionalism to the maximum because we are experts who enjoy solving complex tasks. We know how to focus on the product, think big, and, at the same time, delve deep into the details. 

We create a calm and friendly atmosphere within the company. We value the freedom of open and transparent communications. Radical honesty is embedded in the foundation of our culture. 

We are open to new things, constantly evolve, and practice regular knowledge sharing. Most importantly, the company creates an environment where we can fulfill our potential upon a solid foundation. 

Our Hiring process 

• Recruitment interview 
• Technical Interview 
• Offer Call 

We are looking for an experienced Senior .NET Developer to join our engineering team and help build a modern FinTech platform. You'll play a key role in designing scalable solutions, driving technical decisions, and mentoring other developers.

Responsibilities:

- Design, develop, and maintain scalable backend applications.

- Build and optimize high-performance APIs and services.

- Contribute to system architecture and technical strategy.

- Conduct code reviews and mentor team members.

- Collaborate with Product, QA, and DevOps teams.

- Ensure high code quality and system reliability.

Requirements:

- 5+ years of commercial experience with C#/.NET.

- Strong expertise in .NET Core / .NET 8 and ASP.NET Core.

- Extensive experience designing REST APIs.

- Strong knowledge of SQL and database optimization.

- Experience with Entity Framework Core.

- Solid understanding of microservice architecture.

- Hands-on experience with Docker and Kubernetes.

- Experience with Azure or AWS.

- Deep understanding of OOP, SOLID, and design patterns.

- Upper-Intermediate English or higher.

Nice to Have:

- Experience with message brokers (RabbitMQ, Kafka, Azure Service Bus).

- Experience with Redis.

- Background in FinTech, banking, or payment systems.

- Experience mentoring developers and leading technical initiatives.

Project details:
Engineering support and feature development for large-scale datacenter edge infrastructure and bare-metal server fleets. Primary responsibilities focus on designing, building, and maintaining core control plane services (including hardware inspection, firmware management, software-defined networking (SDN), and resource orchestration layers) to ensure high availability and seamless virtualization

Engineers will drive automation, optimize operational diagnostic tools, and deliver bug fixes to streamline fleet onboarding and improve incident mitigation times. Also includes end-to-end service health ownership, covering security monitoring and compliance
Must have:
Strong core C# and .NET proficiency alongside Go development skills (or strong willingness to learn Go)
Proven experience designing, building, and maintaining cloud-native applications using Azure (Web APIs, Functions, WebJobs, Service Bus, Redis, Azure Storage, Cosmos DB, and VNets)
Hands-on experience with Kubernetes-based cloud-native stack (Docker/containers, K8s, Helm, registries, AKS, Key Vault)
Solid foundation in Linux/Unix environments, firmware, diagnostics, compute hardware, and remote management tools (e.g., Dell iDRAC)
Strong foundation in secure coding practices, application security, and a threat-aware engineering mindset
Nice to have:
Hands-on experience with cloud infrastructure management, Infrastructure as Code (ARM templates, Bicep), scripting, and automated CI/CD deployment pipeline - while it's a nice to have skill, it's important for candidates to be ready to do DevOps work, there is no dedicated team for it. 
Hands-on experience leveraging AI/ML to build diagnostic, troubleshooting, or support engineering solutions 
Foundation in core networking concepts and protocols (VNets, BGP/VRF, routing, NAT/gateways, ToR switch / SoC programming, IPv4/IPv6) 
Experience with host attestation, compute firewall management, or platform security (e.g., enterprise hardware security such as Dell PowerEdge attestation) 
Hands-on experience building or configuring anomaly detection, alerting systems, and automated incident triage 
Advanced knowledge of Azure Security posture, identity management, and compliance tools 

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:

You'll join the team responsible for the engineering foundation of the Creatio platform, the core layer that powers every product and feature built across the ecosystem. This organization owns the platform runtime, data access layer, core services, performance-critical infrastructure, platform APIs, and extensibility framework.

The team's mission is to build highly scalable, reliable, and backward-compatible platform capabilities that enable dozens of engineering teams to innovate efficiently. Success in this role means designing and evolving the low-level architecture that serves as the backbone of the entire Creatio platform, balancing performance, maintainability, and long-term technical sustainability.

Responsibilities:

• Development of architectural solutions and development of prototypes together with the team.
• Regular monitoring of the effectiveness of development processes, their optimization, and improvement.
• Implementation of innovative tools, approaches, and standards in product development.
• Facilitation of team meetings (backlog refinement, sprint review (demo), planning).
• Execution of backlog tasks: pair programming, development, consultations on complex tasks).
• Control of the work of the incident team on the 4th line, responsibility for resolving incidents within the framework of the SLA.
• Designing, coding, testing, and debugging software according to specifications and requirements.
• Collaborating with stakeholders, product managers.
• Conducting unit tests, integration tests, and system tests.

Requirements:

• 6+ years of overall programming experience, strongly focusing on .Net.
• 1 year of experience in a leadership/mentor role.
• 2+ years of experience with Web applications.
• Knowledge of OOP, C#, and .NET.
• EntityFramework, WebAPI, ASP.NET MVC, ASP.NET Core., NUnit, Mock. DOM, CSS/SASS.
• Experience working with databases (MS SQL Server, PostgreSQL, Oracle).
• English level - Upper-Intermediate (spoken and business writing) or higher.

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.

Creatio is a global vendor of an agentic CRM & workflow platform with no-code and AI at its core. We help organizations automate customer and operational workflows achieving the fastest time-to-value and the highest ROI on the market. Millions of workflows run on Creatio daily, supporting thousands of clients in over 100 countries. 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 invite an experienced Technical Lead to join our ALM Domain for collaborating within Scrum teams. ALM Domain teams build platform-level tools and capabilities that support the full Application Lifecycle of Creatio applications. This includes development and packaging frameworks, versioning, configuration management, delivery pipelines, testing, monitoring and alerting, building and integrating CI/CD tools, and lifecycle automation for internal teams and external customers/partners. The focus is on making application development and delivery and maintenance on Creatio predictable, repeatable, and safe across environments.

Team composition: 3 Developers, 1 QA, 1 Technical Lead, 1 Agile Coach, 1 Product Owner

Responsibilities:  

• Lead the design and development of architectural solutions and prototypes alongside the system architect and development team.
• Build, test, and debug high-quality back-end and front-end code.
• Support seamless product operation by addressing customer cases and ensuring system reliability.
• Continuously monitor and optimize development processes to enhance team productivity and quality.
• Drive adoption of innovative tools, standards, and best practices in software development.
• Collaborate closely with product managers, stakeholders, and leadership to align technical vision with business goals.

• Conduct technical interviews, mentor developers, and facilitate onboarding and professional growth.

   

Requirements: 

• Minimum 6 years of software development experience with full-stack expertise in .NET and Angular.
• At least 1 year in a technical lead or team lead role, guiding teams successfully.
• Strong mastery of object-oriented programming and solid application of KISS, SOLID, and DRY principles.
• Proficient in C# and modern .NET runtime environments (.NET 6+), including ASP.NET MVC, Core, and Web API development.
• Hands-on experience with microservices, containerization, Kubernetes, and Helm for orchestration.
• Deep knowledge of Angular 15+ with ability to build new components and optimize existing ones in a monorepo using RXJS and pipeline operators.
• Skilled in JavaScript, TypeScript, DOM manipulation, CSS/SASS, and UI styling per design specifications.
• Experience using Git and SVN with workflows involving branching, merging, and rebasing.
• Strong unit testing background including NUnit, mocking frameworks, and API testing with Postman.
• English proficiency at Upper-Intermediate level or above, both spoken and written.

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.