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September 1, 2026

.NET Developer

Mid • On-site

150 - 160 PLN/yr

Wroclaw, Poland

Availability: ASAP / within 1 month

About the Role

We are looking for a .NET Developer to develop, test, maintain, and modernize business-critical software applications. In this role, you will participate in all stages of the software development lifecycle, including planning, design, implementation, deployment, testing, and maintenance. A key focus of the position will be the modernization of existing applications and their migration towards a microservices architecture.

Responsibilities

  • Participate in all phases of the software development lifecycle, including planning, design, implementation, deployment, testing, and maintenance.
  • Analyze business requirements and deliver software solutions tailored to business needs.
  • Develop, maintain, and enhance applications using .NET and C#.
  • Modernize and migrate existing systems towards a microservices architecture.
  • Design and implement messaging and integration solutions using RabbitMQ and MassTransit.
  • Support the migration of desktop applications from WinForms to WPF.
  • Develop and maintain web applications using ASP.NET.
  • Work with MSSQL databases, including development, optimization, and maintenance activities.
  • Perform software testing and contribute to test automation initiatives.
  • Collaborate with development teams using Azure DevOps and related development tools.
  • Ensure code quality by applying SOLID principles and software engineering best practices.

Requirements

  • Experience with .NET and C#, including .NET Framework 4.8.
  • Good understanding of SOLID principles.
  • Experience with RabbitMQ and MassTransit.
  • Experience working with Microsoft SQL Server (MSSQL).
  • Experience with WinForms and WPF.
  • Experience with ASP.NET.
  • Proficiency in Visual Studio.
  • Experience with SQL Server Management Studio.
  • Experience with Azure DevOps.
  • Strong analytical and problem-solving skills.
  • Ability to work across the full software development lifecycle.

Nice to Have

  • Experience with Azure services.
  • Knowledge of YAML.
  • Experience working with microservices architecture.
  • Experience with application modernization and migration projects.

What We Offer

  • Multisport card.
  • Private healthcare (Medicover).
  • Group life insurance.

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