About this role
Salary: £50,000 - 55,000 per year
Requirements: Strong hands on experience with C# and .NET (.NET Core / .NET)Excellent object oriented programming (OOP) skills and design principlesProven experience designing and implementing APIs (REST / JSON)Solid understanding of application architecture, performance, and scalabilityExperience with SQL databases (e.g. SQL Server)Familiarity with unit testing, integration testing, and CI/CD pipelinesExperience working in Financial Services technology environmentsStrong domain knowledge in at least one of: Risk Management; Securities Lending / Prime Brokerage; Collateral, Margin, or Financing platformsExposure to risk and regulatory methodologies such as RWA (Risk Weighted Assets), CCAR, and Basel III / Basel IV frameworksUnderstanding of credit risk, counterparty exposure, or capital calculations10 years experienceExperience with cloud platforms (Azure / AWS)Experience with messaging technologies (e.g. Kafka)Experience in front to back trading or financing systemsFamiliarity with Agile / Scrum delivery methodologiesStrong problem solving and analytical mindsetComfortable working in complex, regulated environmentsAble to communicate effectively with both technical and non technical stakeholdersProactive, delivery focused, and detail oriented Responsibilities: Design, develop, and maintain C# / .NET applications supporting Risk or Securities Lending platformsBuild and consume RESTful APIs to integrate with upstream and downstream systemsImplement scalable, testable, and maintainable object oriented code following best practicesContribute to risk workflows including exposure calculations, limits, and reportingWork with large data sets and high throughput systems typical of financial servicesParticipate in code reviews, architectural discussions, and technical design sessionsCollaborate with cross functional teams (Risk, Front Office, Operations, Compliance)Support production systems and assist with incident analysis and remediation Technologies: AWSAzureC#CI/CDCloudSupportJSONKafkaOOPRESTSQLASP.NET More:
We are seeking an experienced C# / .NET Developer to join our technology team supporting critical Financial Services platforms, with a strong focus on Risk Management and/or Securities Lending domains. This is a 6-month contract role based in London with a hybrid working arrangement. You will work closely with quants, risk managers, business analysts, and product owners to deliver robust, scalable solutions in a regulated environment.
last updated 34 week of 2026