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October 1, 2026
C# .NET Backend Developer
Junior • On-site
Paris, France
Quick Facts
- Role: C# .NET Backend Developer (Market Finance)
Description
Contribute to an IT team in market finance by developing and maintaining APIs and critical features for data-processing applications.
Responsibilities
- Develop and implement APIs for data access from the Front to Back tool
- Build new features for the existing LightTrade tool
- Perform evolutive and corrective maintenance of the application
- Support and analyze incidents
- Participate in the migration project to a new Front to Back tool
- Collaborate with IT and business teams
Requirements
- Confirmed experience in C# / .NET backend development
- Strong knowledge of REST APIs and SQL
- Experience with complex and/or critical applications
- First experience in market finance (preferred)
- Autonomy, rigor, and strong team spirit
Benefits
Technical environment: C#, .NET / .NET Core, REST APIs, SQL, Git
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