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# Senior C#.Net Engineer - Madrid Fintech

- **Company:** Client Server
- **Location:** Madrid, Spain
- **Contract:** Permanent contract
- **Skills:** .NET Framework, Microsoft Windows, C Sharp (Programming Language), Client Server Models
- **Published:** September 28, 2026
- **Apply:** https://www.buscojobs.com.es/senior-c-net-engineer-madrid-fintech-en-madrid-ID-372365500

## About the Role

Client Server in Madrid is seeking a Senior Software Engineer to join a fintech-scale team and own core platform development using C# .
NET in a Windows environment.
The role focuses on building high?impact systems, ownership of technical projects, and end?to?end delivery in a fast-growing setting.
You should have a top-tier university background with strong math/CS grades, multilingual English, and a passion for solving complex distributed problems.
#J-*****-Ljbffr

## Description

Client Server in Madrid is seeking a Senior Software Engineer to join a fintech-scale team and own core platform development using C# .NET in a Windows environment.The role focuses on building high?impact systems, ownership of technical projects, and end?to?end delivery in a fast-growing setting.You should have a top-tier university background with strong math/CS grades, multilingual English, and a passion for solving complex distributed problems.#J-*****-Ljbffr


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