Permanent
C# Backend Senior Engineer
Itransition
West London
Posted: 29 September 2026 (Today)
Closing date: 10 November 2026
Ref: 108057635
We are looking for a C# backend engineer to join the Authorization team. In this role, you will work on creating the Identity and Authorization Platform. You will build the authorization platform used across all products: SDKs, Policy APIs, authorization microservices, and identity services.
Requirements:
- 5+ years of experience with C#/.Net
- REST APIs
- Microservices architecture
- OAuth2, JWT, OIDC
- Graph ..... full job details .....
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