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September 29, 2026

Senior .NET Developer

Senior • Remote

120 - 180 PLN/yr

Warsaw, Poland

Quick Facts

Senior .NET Developer building C#/.NET applications for banking and insurance, with production code, integrations, and REST APIs.

Description

Develop C# and .NET applications for banking and insurance clients. You will work with existing production code, build integrations between systems, and expose services via REST. The ability to make good improvements in existing code is valued as much as starting from scratch.

Responsibilities

  • Design and develop applications in C# and .NET
  • Create integrations between systems
  • Design and implement REST API services
  • Work with SQL Server databases
  • Develop and maintain existing production code

Requirements

  • Minimum 5 years of programming in C# and .NET, including .NET Core
  • Proficiency in creating and maintaining REST API services
  • Very good knowledge of SQL Server and relational databases
  • Experience working with existing production code
  • Experience creating system integrations

Benefits

Not specified in the provided posting.

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