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# Senior C# .Net Engineer - Madrid Fintech Startup

- **Company:** Client Server
- **Location:** Madrid, Spain
- **Contract:** Permanent contract
- **Skills:** .NET Framework, C Sharp (Programming Language), Client Server Models, Distributed Systems, Microsoft Servers
- **Published:** August 9, 2026
- **Apply:** https://www.buscojobs.com.es/senior-c-net-engineer-madrid-fintech-startup-en-madrid-ID-366271317

## About the Role

Net in a Microsoft environment, delivering features and taking ownership of projects.The role requires a strong academic background, expertise in modern OO languages, and a passion for building distributed systems with English proficiency.
#J-*****-Ljbffr

## Description

Client Server is seeking a Senior Software Engineer in Madrid to join a fintech startup on a founding member basis.You will work on the core trading platform, using C#/.Net in a Microsoft environment, delivering features and taking ownership of projects.The role requires a strong academic background, expertise in modern OO languages, and a passion for building distributed systems with English proficiency.#J-*****-Ljbffr


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