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December 17, 2025

ASP.NET Developer with German

Mid • Hybrid

$16,800 - $27,200/

Wrocław, Poland

For our client, we are looking for an ASP. NET Developer with good knowledge of German (minimum B2). Your main focus will be on the frontend built in a server-side generation model using ASP. NET . The project is data-oriented – the frontend primarily serves to present and process information produced in other parts of the system (lists, summaries, dashboards).

👉 Important: the frontend in this project is not built with frameworks like Angular or React.js. The key technologies are ASP. NET (WebForms in MVC), DevExpress JS, and SQL/Entity Framework.

The project is currently in a migration phase – from WinForms components to modern DevExpress JS components, and from existing solutions to a newer architecture based on .NET Framework (WebForms in MVC) with additional WebAPI (.NET 8). The goal is to improve UI/UX and modernize the technology stack.

At the beginning, your work will be migration-oriented – tasks will be repetitive, but they require an understanding of the direction of changes and a self-driven approach.


Your Responsibilities

  • Contribute to the further development of the web application – from concept to implementation

  • Migrate frontend components to new solutions (DevExpress JS)

  • Develop and maintain applications based on ASP. NET (WebForms in MVC) and WebAPI (.NET 8)

  • Implement data-driven views such as portfolio lists, user lists, orders, and transactions

  • Support the development of dashboard-type views (topic-based summaries)

  • Implement customer requirements and integrate new functionalities

  • Work with the data layer and reporting (MSSQL, Entity Framework, SQL scripts)

  • Support the project team in ongoing technical tasks


Requirements

  • Strong knowledge of .NET and C#

  • Experience with ASP. NET (server-side generation)

  • Practical knowledge of Entity Framework

  • Good knowledge of SQL (MSSQL, versioning SQL scripts)

  • Experience with DevExpress and jQuery is a strong plus

  • Experience in migrating legacy applications is an advantage

  • Familiarity with Atlassian tools (Jira, Confluence) is a plus

  • Knowledge of the financial services sector (banks, portfolio management) is an advantage

  • German – minimum B2 level

  • English – nice to have


What We Offer

  • Remote work with occasional visits to our office in Wrocław or at the client’s site (Germany, Austria, Switzerland, USA)

  • Transparent communication and a flat organizational structure

  • An individual development path with access to external training and knowledge-sharing sessions

  • Engaging projects in an international environment

  • Language classes in English and German, including with native speakers

  • Integration events, internal initiatives, and sports activities

  • Flexible form of employment – employment contract or B2B, depending on the project