.Net developer

At Madiff, we connect top IT talent with cutting-edge companies through remote Agile teams and nearshore outsourcing. With operations in Poland, Portugal, France, and the UK, we specialize in AI, DevOps, Cybersecurity, supporting industries like Telecom, Banking, and Hi-Tech.

We are starting a new recruitment process for a .NET Developer to support the long-term development and maintenance of business-critical internal platforms.

You will focus on stabilising, evolving, and extending legacy systems built on the .NET Framework stack while gradually modernising selected parts of the ecosystem.

Main responsibilities:

• Perform maintenance and minor enhancements in existing business platforms
• Implement web-based features using ASP.NET MVC and C#
• Collaborate with QA and DevOps teams on deployments and builds
• Integrate backend services via SOAP and REST endpoints
• Write and optimise SQL queries for MSSQL-based systems
• Troubleshoot, test, and validate updates with internal teams

Requirements:

• Solid commercial experience in building and maintaining enterprise applications
• Strong knowledge of C# and .NET Framework 4.8
• Proficiency in ASP.NET MVC
• Experience with SOAP (WSDL) and RESTful integrations
• Strong SQL skills with Microsoft SQL Server
• Working experience with Visual Studio 2022 and Entity Framework
• Familiarity with Jenkins or similar CI tools
• Proficiency in English to collaborate effectively within an international team

Nice to have:

• Experience with container tools
• Familiarity with OpenAPI/Swagger
• Knowledge of Angular or similar frontend libraries
• Understanding of performance monitoring tools (e.g. Grafana, Loki)
• Awareness of modern .NET versions (e.g. .NET 8)
• Experience with collaboration/testing tools like Postman, SoapUI, VS Code

What we offer:

• Hybrid work mode - presence in the office (Wroclaw) 1–2 days/week
• Work in a multicultural, international environment on large-scale enterprise projects
• Comprehensive medical care