Full Stack Developer | .NET & React | Quant Background | London, Hybrid

Overview

In this role you will help build and evolve a global analytics platform by blending software engineering, data, and applied mathematics. You collaborate with traders, analysts and operations to turn large datasets into actionable insights. You work across backend and frontend to create robust, data-driven analytics applications that perform under load. This position offers hands-on engineering work with a strong quantitative context and impact on scalable analytics workflows.

Responsibilities

• Design, build, and enhance end-to-end analytics applications using C#/.NET on the backend and React on the frontend
• Work across the full development lifecycle from concept and modelling through to implementation, testing, and deployment
• Collaborate directly with business users to translate quantitative requirements into software solutions
• Build performant APIs and services for data-heavy and computation-focused use cases
• Develop intuitive data-driven user interfaces that expose complex logic and datasets clearly
• Contribute to design discussions, code reviews, and architectural decisions within a global team
• Deliver high-quality, well-tested code under time pressure with emphasis on correctness and performance

Key requirements

• Bachelor’s or Master’s degree in a quantitative or computer science field
• Up to 10 years of professional software development experience (typical 4–9 years)
• Strong commercial experience with C# and .NET (ASP.NET Core, Web APIs)
• Strong experience with React and modern frontend development
• Solid understanding of data structures, algorithms, and computational problem-solving
• Experience with relational databases and SQL (SQL Server, PostgreSQL, Oracle)
• Comfortable reasoning about numerical data, models, edge cases, and correctness
• Experience working in agile/scrum environments
• Strong communication skills with technical and non-technical stakeholders

• strong communication
• collaboration
• delivery-focused
• C# and .NET (ASP.NET Core, Web APIs)
• React frontend development
• data structures and algorithms