Senior C# .NET Developer – Hybrid, Enterprise APIs & Cloud

Company: Arm
Apply for the Senior C# .NET Developer – Hybrid, Enterprise APIs & Cloud
Location: London
Job Description:

Arm in London is seeking an experienced Senior C# .NET Developer to join a strategic technology transformation programme on a contract basis. The role focuses on designing, developing and enhancing enterprise-grade applications across front-, middle-, and back-office domains within a regulated banking environment.

You will work with Solution Architects, Tech Analysts, BAs, Data Engineers and QA to deliver scalable, secure solutions.

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Posted: October 21st, 2026