C# .Net Developer

Senior C# / .NET Developer (Securities Lending and Repo)Role Type: 6-Month ContractLocation: London (Hybrid - 3 days onsite per week)IR35 Status: Inside IR35Role OverviewA leading global financial services and asset servicing institution is seeking an experienced Senior C# / .NET Developer to join a business-critical technology team in London.This role focuses on designing, building, and supporting high-performance platforms for the firm''s financing-related businesses, with a primary emphasis on Securities Lending and Repo workflows. Required Skills and ExperienceCore Technical Skills:Strong hands-on expertise in C# and .NET / .NET Core.Deep understanding of Object-Oriented Programming (OOP) and architectural design principles.Proven experience building and implementing REST / JSON APIs.Solid experience with relational databases (e.g., SQL Server).Familiarity with unit/integration testing and automated CI/CD pipelines.Financial Domain Knowledge (Essential):Proven background in Financing platforms, specifically Securities Lending, Repo, or Collateral/Margin management.Strong general knowledge of financial markets, with a specific focus on equities and bonds.Prior exposure to complex, highly regulated capital markets or financial services environments.Nice to Have:Experience with cloud platforms (AWS / Azure).Exposure to messaging technologies like KafkaIf interested, please apply here ASAP or share your updated resume to (url removed)Randstad Technologies is acting as an ..... full job details .....