C# React Full-Stack Developer

Summary: The role is for a Senior .NET / React Developer at a leading global financial institution in London, focusing on enhancing and maintaining critical desktop applications within the Global Markets technology team. This 6-month contract position offers a collaborative environment and involves both frontend and backend development tasks. The ideal candidate should possess strong experience in .NET and React, with a good understanding of event-driven architectures. The role includes a hybrid working arrangement with a competitive day rate.

Key Responsibilities:

• Enhance and maintain two business-critical desktop applications: a desktop application launcher/management system built with WPF and .NET, and a background business alerting application that processes system events.
• Develop new React admin screens as part of extending these applications to new business units.
• Participate in architecture improvements to support broader deployment.
• Work closely with a small, collaborative development team.

Key Skills:

• Strong experience with .NET development and React.
• Familiarity with event processing systems and messaging architectures.
• Ability to work across both frontend and backend development.
• Strong understanding of event-driven architectures.
• Experience with asynchronous programming and multi-threading.
• Exposure to financial services applications (though deep domain knowledge is not required).
• Ability to work independently in a small team environment.

Salary (Rate): 850

City: London

Country: United Kingdom

Working Arrangements: hybrid

IR35 Status: inside IR35

Seniority Level: Senior

Industry: Finance