New offer - be the first one to apply!

December 17, 2025

.NET Developer

Senior • Hybrid

$120 - $140/

Wrocław, Poland

SNI is serving as a trusted IT Outsourcing partner in line with the needs of World's most prestigious firms and carried out successful projects worldwide.



Responsibilities:


  • Develop and implement new functionalities and modifications in existing applications.

  • Write, maintain, and design for testability, including unit tests, integration tests, and UI functional tests.

  • Actively support business requirements and system analysis.

  • Support the user base and address their needs


Requirements:


  • 5+ years of experience in .NET

  • A strong passion for code quality and maintainable design, including:

    - Expertise in S.O.L.I.D. principles.

    - Commitment to Clean Code practices.

  • Strong practical experience with the following technologies:

    - C#

    - WPF

    - SQL

    - XML, Json

    - NHibernate/Entity Framework

  • Proficiency with development tools: Visual Studio, SQL Management Studio, Azure DevOps.

  • Familiarity with DevOps practices (e.g. YAML pipelines, WiX toolset).

  • Knowledge of microservices and cloud solutions (e.g., Azure)

  • Experience with ASP.Net MVC is beneficial.


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