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December 17, 2025

Senior .NET Developer

Senior • Hybrid

Kraków, Poland

Software Engineer (.NET)

📍 Location: Poland, hybrid 3 days/week from Krakow

📄 Contract: B2B

🧠 Experience: 10–12 years


About the role

We are looking for an experienced Software Engineer (.NET) to join our engineering team and work on modern, scalable applications. You will be involved in designing, developing, and maintaining backend services and APIs, with exposure to frontend technologies and cloud-based solutions.


Responsibilities

  • Design, develop, and maintain applications using C# and .NET 6/7+

  • Build and maintain RESTful APIs (Swagger / OpenAPI)

  • Collaborate on frontend features using JavaScript, HTML/CSS and Blazor or React

  • Work with relational databases (SQL Server, PostgreSQL) using Entity Framework Core

  • Participate in CI/CD pipeline development and maintenance

  • Deploy and support applications in Microsoft Azure

  • Work with Docker and have basic exposure to Kubernetes

  • Write unit and integration tests using xUnit, NUnit, Moq

  • Collaborate closely with product owners, architects, and other engineers


Requirements

  • 10–12 years of commercial experience as a Software Engineer

  • Strong knowledge of C#, .NET, ASP.NET Core

  • Experience with API development and system integration

  • Solid understanding of databases and ORM tools

  • Hands-on experience with Azure cloud services

  • Familiarity with CI/CD tools (Azure DevOps, GitHub Actions)

  • Experience with containerization (Docker; Kubernetes as a plus)

  • Strong problem-solving skills and ability to work independently

  • Good communication skills and team-oriented mindset


Nice to have

  • Experience with microservices architecture

  • Frontend experience with React

  • Knowledge of cloud-native or distributed systems


📩 If you’re interested and meet the qualifications, please send your CV to Veronika Lazareva at veranika.lazarava@dcvtechnologies.co.uk