New offer - be the first one to apply!

October 6, 2026

Senior Full-Stack Developer (.NET & React)

Senior • On-site

140 - 190 PLN/yr

Warsaw, Poland

Quick Facts

  • Role: Senior Full-Stack Developer (.NET + React)

  • Domain: Banking

  • Collaboration: Long-term projects (typically ~1 year)

Description

You will design and develop applications using C#, .NET, and React for clients in the banking sector. The role focuses on microservices-based systems, MS SQL Server with T-SQL, and maintaining high code quality. You will collaborate closely with analysts, testers, and architects.

Responsibilities

  • Design and develop applications with C#, .NET, and React

  • Develop microservices-based systems

  • Work with MS SQL Server and T-SQL

  • Ensure high code quality and follow good engineering practices

  • Collaborate with analysts, testers, and architects

Requirements

  • Minimum 5 years of commercial C# and .NET development experience

  • Commercial experience with React

  • Practical knowledge of microservices architecture

  • Experience with Domain-Driven Design, Clean Code, and SOLID principles

  • Practical T-SQL knowledge, SSMS environment, and Visual Studio

Benefits

  • Long-term cooperation; typical project duration ~1 year

  • Work with teams including analysts, testers, and architects

Similar jobs you might like

Unlock Full Resume Report