Jobs Lviv, C# / .NET

About us:

EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 200 customers worldwide.

But that's not all! We're not just about numbers, we're about people. With a team of over 1000 passionate individuals spread across twelve countries in Europe, Asia, and the US, we're all united by our love for innovation and teamwork.

EveryMatrix is a member of the World Lottery Association (WLA) and European Lotteries Association. In September 2023 it became the first iGaming supplier to receive WLA Safer Gambling Certification. EveryMatrix is proud of its commitment to safer gambling and player protection whilst producing market leading gaming solutions.

Join us on this exciting journey as we continue to redefine the iGaming landscape, one groundbreaking solution at a time.

We are looking for a passionate and dedicated Senior .Net Developer to join our team in Lviv!
 

What You'll get to do:

• Hands-on development and integration of the evolving business functionality on the core part of the platform with other office locations.
• Understanding business requirements and their mapping to the given software framework.
• Discussing business requirements along with the Team Leader, Business Analysts, Project Managers, and other parties involved.
• Adhering to the Agile methodology and design principles of the project.
• Working in a test-driven, object-oriented environment.
• Participating in the design and implementation of the new architecture of the next-generation GamMatrix platform.
• Offering the QA and support team assistance whenever issues arise.
• Adhere to best practice development standards (such as continuous integration and deployment).
• Ability to understand the complex technical architecture.
• Ability to manage multiple priorities, commitments and tasks.

What You need to know:

• Experience with ASP.NET 4+ Frameworks and .Net Core 3.1+.
• Good understanding and experience with relational database systems (MSSQL Server, PostgreSQL) GIT, CI/CD practices.
• Strong knowledge of OOP, SOLID principles, and design patterns.
• Experience with multi-thread programming.
• Experience using containerization technologies (Docker) and orchestration technologies (Kubernetes).
• Experience implementing and using message queues (Kafka, Rabbit MQ).
• Hands-on experience writing unit tests.
• Experience with distributed caching solutions (Redis).
• Knowledge of n-tier applications, distributed applications.
• English proficiency.

Nice to have:

• Strong knowledge of C#.
• Experience with building and managing microservices, parallel and asynchronous programming design patterns.
• Experience building REST APIs and self-description services (ex: Swagger).
• Experience with Log Systems: Grafana, Kibana.
• Experience with modern software development life-cycle.
• Development experience with web services.
• Self-motivated and result-oriented.
• Excellent communication skills (oral and written).
• Analytical mindset.
  
  Here's what we offer:
• Start with 22 days of annual leave, with 2 additional days added each year, up to 32 days by your fifth year with us.
• 3 sick leave days per year, no doctor's note required; 30 medical leave days with medical allowance
• Hybrid work schedule is available after the first three months of employment, with up to 50 days of work from home per year.
• Benefit from two Free Fridays each year, limited to one per quarter.
• Daily catered lunch or monthly lunch allowance. 
• Private Medical Subscription. 
• Access online learning platforms like Udemy for Business, LinkedIn Learning or O’Reilly, and a budget for external training.
• Gym allowance.
• Corporate English lessons.
• Support for New Parents:
• 21 weeks of paid maternity leave, with the flexibility to work from home full-time until your child turns 1 year old.
• 4 weeks of paternity leave, plus the flexibility to work from home full-time until your child is 13 weeks old.

Our office perks include on-site massages and frequent team-building activities in various locations.

At EveryMatrix, we're committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally. Come join us and experience the difference! 
 

PLEASE NOTE that we are searching for candidates who are located in Lviv and are able to visit office in Lviv.

About us:

EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 200 customers worldwide.

But that's not all! We're not just about numbers, we're about people. With a team of over 1000 passionate individuals spread across twelve countries in Europe, Asia, and the US, we're all united by our love for innovation and teamwork.

EveryMatrix is a member of the World Lottery Association (WLA) and European Lotteries Association. In September 2023 it became the first iGaming supplier to receive WLA Safer Gambling Certification. EveryMatrix is proud of its commitment to safer gambling and player protection whilst producing market leading gaming solutions.

Join us on this exciting journey as we continue to redefine the iGaming landscape, one groundbreaking solution at a time.
 

We are looking for a passionate and dedicated Junior .NET Developer to join our team in Lviv!

What You'll get to do:

• Hands-on development and integration of the evolving business functionality on the core part of the platform with other office locations.
• Understanding business requirements and their mapping to the given software framework.
• Discussing business requirements along with the Team Leader, Business Analysts, Project Managers, and other parties involved.
• Adhering to the Agile methodology and design principles of the project.
• Working in a test-driven, object-oriented environment.
• Participating in the design and implementation of the new architecture of our next-generation platform.
• Offering the QA and support team assistance whenever issues arise.
• Adhere to best practice development standards (such as continuous integration and deployment).
• Ability to understand the complex technical architecture.
• Ability to manage multiple priorities, commitments and tasks.

What You need to know:

• Knowledge of C#, NET Framework 4.8 or .NET 5+, OOP and OOD concepts;
• Understanding of service-oriented architecture;
• Web development understanding: ASP.NET Core, ASP.NET Web API;
• Knowledge of SQL syntax;
• Intermediate or upper English level.

Nice to have:

• Technical education is a plus but not required;
• Experience with ADO.NET or any ORM like Dapper or Entity Framework;
• Experience with LINQ;
• Experience with MySQL and/or PostgreSQL;
• Experience with Docker;
• Experience with version control system;
• Knowledge of CI/CD practices.

Here's what we offer:

• Start with 22 days of annual leave, with 2 additional days added each year, up to 32 days by your fifth year with us.
• 3 sick leave days per year, no doctor's note required; 30 medical leave days with medical allowance
• Hybrid work schedule is available after the first three months of employment, with up to 50 days of work from home per year.
• Benefit from two Free Fridays each year, limited to one per quarter.
• Daily catered lunch or monthly lunch allowance. 
• Private Medical Subscription. 
• Access online learning platforms like Udemy for Business, LinkedIn Learning or O’Reilly, and a budget for external training.
• Gym allowance.
• Corporate English lessons.
• Support for New Parents:
• 21 weeks of paid maternity leave, with the flexibility to work from home full-time until your child turns 1 year old.
• 4 weeks of paternity leave, plus the flexibility to work from home full-time until your child is 13 weeks old.

Our office perks include on-site massages and frequent team-building activities in various locations.

At EveryMatrix, we're committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally. Come join us and experience the difference!

🚀 We’re Hiring: Backend .NET Developer (Middle Level)

We are pleased to represent a leading European provider of secure IoT connectivity and end-to-end solutions, currently seeking a skilled Backend .NET Developer to join their dynamic team in Lviv.

🏢 About the Company

Our client empowers organizations to optimize operations, enhance business value, and safeguard critical functions through innovative IoT technology.
Their secure IoT solutions are trusted across diverse sectors — including smart buildings, alarms, transportation and logistics, personal safety, healthcare, construction, public services, education, rescue operations, and energy infrastructure.

💻 Role Overview

This is a full-time hybrid role based in Lviv, with flexibility to work remotely on occasion.
As a Backend .NET Developer, you must have:

• · At least 1.5 years of manual QA experience
• · Strong background in testing web and mobile applications
• · Hands-on experience testing REST APIs and other web services
• · Basic SQL knowledge for data validation
• · Confident use of browser developer tools (inspect element, network tab, console)
• · Knowledge of performance and security testing practices
• · Experience working with bug tracking tools and defect management
• · Strong ability to create clear, structured, and comprehensive test documentation
• · Practical experience working within Agile and Scrum frameworks
• · Ability to self-manage workload and tasks efficiently

• · Level of English: Intermediate Strong or higher

  What You’ll Do:

• · Actively contribute throughout the software development lifecycle, collaborating with cross-functional teams to ensure quality at every stage
• · Write, review, and maintain well-structured QA documentation
• · Perform different testing types to validate functionality and uncover edge cases
• · Using tools for database and API testing
• · Identify, document, and prioritize reproducible defects with clear and actionable descriptions
• · Involvement in early testing phases of the development process

If you are passionate about cutting-edge technologies and want to contribute to impactful IoT solutions, we’d love to hear from you!

Blackthorn Vision is looking for a Middle Strong .NET Engineer. Our client, established in 2011 and based in Colorado, is a leading player in the U.S. application management market. We’ve had a successful partnership with this client and are seeking candidates who are eager to take ownership and improve a product already trusted by over 6,000 enterprises.

Please note: we’ll primarily consider candidates based in Lviv, as the project team is located there.

Requirements:

• 4+ years of commercial experience working on the backend as a .NET developer;
• Cloud systems development experience;
• Understanding of data access technologies, including Entity Framework and MongoDB;
• Experience with both SQL and NoSQL databases;
• Experience with microservice-oriented architecture, parallel, and asynchronous programming design patterns;
• Experience with Kubernetes, Docker, and RabbitMQ;
• Proven experience with Azure technologies: Azure Entra ID, Azure Storage accounts, Azure Service Bus, Azure Container Registry;
• Knowledge of design and architectural patterns;
• Proven ability to take ownership of features and drive them to production with minimal supervision;
• Product-oriented mindset: ability to see beyond implementation details and understand user impact and business value;
• Proactive and self-driven approach to problem-solving and decision-making;
• Experience collaborating with cross-functional teams (Product, Support, etc.);
• Experience mentoring or leading other engineers (formal or informal leadership);
• English level: Upper-Intermediate.

Responsibilities:

• Take end-to-end ownership of feature delivery: from requirements clarification and architecture design to implementation, testing, and release;
• Design scalable and maintainable solutions aligned with product goals;
• Collaborate closely with Product Owners, Support team, and end users to deeply understand problems and deliver effective solutions;
• Drive technical decisions and take responsibility for their outcomes;
• Participate actively in Agile processes (sprint planning, refinement, reviews, retrospectives);
• Conduct and contribute to code reviews to maintain high code quality and consistency;
• Produce clear technical documentation, including architecture diagrams and feature specifications;
• Support onboarding of internal teams (e.g., Customer Support) to newly delivered functionality;
• Identify improvement opportunities in the system and proactively suggest solutions;
• Contribute to team knowledge sharing and support less-experienced engineers as needed.

Location: Remote / Lviv (flexible office)
Type: Full-time
Experience: 1,5+ years
English: Upper-Intermediate+

We’re looking for a talented Full Stack Developer to join a long-term project focused on building an intelligent call center solution. The platform helps businesses manage high volumes of customer communication efficiently — including real-time dashboards, smart call routing, CRM integration, and VoIP services.

This is a hands-on development role where your ideas will matter — the client is open to improvements and values technical input.

Tech Stack:

• Backend: .NET 6+, C#
• Frontend: React.js, TypeScript
• Database: MS SQL
• Integrations: Twilio, WebRTC, SignalR

• Cloud: Azure (optional)

   

What You'll Do:

• Build new features and maintain existing functionality
• Integrate telephony and CRM systems via APIs
• Optimize application performance and scalability
• Participate in technical discussions, estimations, and code reviews

• Work closely with the product owner and distributed team

   

Requirements:

• 1.5+ years of experience with .NET (C#) and React.js
• Strong understanding of web architecture and client-server communication
• Experience with REST APIs, relational databases, and version control systems
• Good spoken and written English (B2 level or confident B1+)

What’s In It for You?

• Career Growth — Opportunities to develop and advance.
• Performance Reviews — Regular feedback and support.
• Work Anniversaries — Special gifts to celebrate milestones.
• Flexible Work — Hybrid or remote (Lviv office available).
• Mentorship — Guidance from experienced professionals.
• Accounting Support — We handle the paperwork.
• Paid Time Off — 18 vacation days + 5 sick days per year.
• Extra Leave — 10 additional days off annually.
• Free Office Lunches — Enjoy meals on us.
• Team Events — Gatherings, gifts, and a welcoming atmosphere.

We are looking for a FS Developer (.NET + React) to join a large, long-term project for a US-based client.

The product is a call management solution platform used by banks across the United States. The system is built using a microservices architecture, so you’ll be working on scalable, high-load services with real business impact.
 

What you’ll do:

• Develop and maintain backend services using .NET
• Build modern UI with React
• Work with microservices architecture
• Contribute to technical decisions and system improvements
   

What we expect:

• Strong experience with .NET (C#)
• Good knowledge of React
• Experience with microservices and REST APIs
• Understanding of databases (SQL/NoSQL)

Intermediate+ English

What you get

• Long-term project with stable growth
• Real impact on product and technical decisions
• Flexible schedule (remote / hybrid / Lviv office)
• Transparent compensation + full accounting support
• Paid vacation and sick leave
• Learning support (trainings + certifications)
• High-quality equipment
• Anniversary gifts 🎉

Основні вимоги

• 3+ роки комерційного досвіду роботи на аналогічній посаді
• Досвід роботи і відмінне знання PostgreSQL (WAL (PostgreSQL) види реплікацій для PostgreSQL + партиціювання, оптимізація запитів, аналіз планів виконання запитів)
• Розробка структур баз даних, виконання та аналіз SQL процедур та запитів
• Ґрунтовні знання DB, CTE
• Досконале знання .Net Developer та ASP.NET Core
• Досвід роботи з Docker
• Розуміння принципів ООP, Dependency Injection
• Розуміння принципів роботи і використання RabbitMQ, Redis, Kafka, логування
• Розуміння ACID, OLAP, RDBMS, OLTP

Буде великим плюсом

• Досвід роботи з нереляційними базами (DuckDB, MоngoDB, Cassandra)
• Знання стандартів у області програмного забезпечення, обладнання та технологій, які використовуються для персоналізації платіжних карток

Основні обов’язки

• Розробка додатків та ПЗ на проєкті, опис додатків та супровід ПЗ

Дана вакансія передбачає 70% роботи з Postgre i 30% з C#.

Своїм співробітникам ми пропонуємо

• Роботу в найбільшому та інноваційному банку України
• Офіційне працевлаштування та 24+4 календарних дні відпустки
• Компенсацію лікарняних
• Медичне страхування 
• Конкурентну заробітну плату
• Бонуси, премію відповідно до політики компанії
• Корпоративне навчання
• Сучасний комфортний офіс
• Корпоративну фінансову допомогу у критичних ситуаціях
• Можливість віддаленого формату роботи

Провідний розробник програмного забезпечення касових і платіжних систем (POS).

Деталі проекту

Розробка програмного забезпечення для касових систем, яке забезпечує стабільну роботу платіжної інфраструктури в магазинах.
Мета — створення інноваційних платіжних рішень для швидкого, зручного та надійного обслуговування покупців.

• Працюємо над власним продуктовим рішенням, а не аутсорс.
• Швидкий вплив на продукт — коротке плече між ідеєю та реалізацією.
• Прагнемо інновацій у сфері роздрібних 

Команда

• 2 розробники 
• Аналітик
• команда QA

Технології, які використовуються на проекті

.Net Framework WinForms, WPF/C#/MVC
.Net 8, MS SQL TSQL, Rest Api

Технічний стек кандидата і основні вимоги

 досвід від 5 років у проєктуванні та розробці ПЗ, який має:

• Ґрунтовні знання .Net (зокрема клієнтські додатки)
• Досвід програмування MS SQL
• Досвід інтеграції зовнішніх пристроїв (платіжні термінали, касові апарати, периферія)
• Досвід роботи з системами контролю версій GIT
• Ведення задач в Jira
• Високу відповідальність, самоорганізацію та ініціативність

Українська — вільне володіння

Англійська — на рівні читання технічної документації

Цілі на період онбордінга 

Знайомство з поточною системою

Адаптація в команді

Поступове включення у розробку та задачі

Можливості зростання

Професійний розвиток у межах R&D департаменту

Участь у впровадженні нових технологій

Розширення зони відповідальності та кар’єрне зростання

Процес

Онлайн-співбесіда (Zoom/Google Meet)

Технічне інтерв’ю (можливе тестове завдання, ревью  готових проєктів кандидата)