https://jobs.co.uk/job/senior-c-net-developer-risk-and-securities-lending-randstad-technologies-recruitment--61254a30-0f4b-4f8b-8a29-510d5ea62128 RSS feed for Senior C# / .NET Developer Risk and Securities Lending at Randstad Technologies Recruitment. en-gb Fri, 24 Jul 2026 13:42:46 GMT https://jobs.co.uk/job/senior-c-net-developer-risk-and-securities-lending-randstad-technologies-recruitment--61254a30-0f4b-4f8b-8a29-510d5ea62128 https://jobs.co.uk/job/senior-c-net-developer-risk-and-securities-lending-randstad-technologies-recruitment--61254a30-0f4b-4f8b-8a29-510d5ea62128 Fri, 24 Jul 2026 11:51:48 GMT Location: London | Salary: 500.00-500.00 Daily | Type: Contract | Senior C# / .NET Developer Risk and Securities LendingLocation: London (Hybrid) Contract Duration: 6 Months Industry: Financial ServicesAbout the OpportunityAre you a seasoned C# engineer with a deep understanding of financial markets? We are seeking an experienced Senior C# / .NET Developer to join a high-performing technology team supporting critical Risk Management and Securities Lending platforms.In this 6-month hybrid contract, you will play a pivotal role in designing, building, and supporting high-performance systems used for complex risk calculations and trading/financing workflows. Working closely with quants, risk managers, and the Front Office, you will deliver scalable, robust solutions in a fast-paced, regulated environment.What You Will DoSystem Development: Design, build, and maintain high-performance C# / .NET applications supporting Risk and Securities Lending workflows.API Integration: Build and consume RESTful APIs to seamlessly connect complex upstream and downstream financial systems.Data and Throughput: Handle large datasets and high-throughput systems, contributing to vital exposure calculations, limits, and reporting.Best Practices: Write scalable, testable,... Contract