Senior Front-End Software Engineer

Senior Front-End Software Engineer | Hedge Fund | London

Tempest Vane Partners is working with a leading global investment firm to identify a Senior Front-End Software Engineer to join their Investment Tooling UI team in London.

This is a great opportunity to work in a fast paced, technically sophisticated environment, building software used directly by portfolio managers, quant researchers and systematic investment teams.

You’ll join a small, highly skilled team with significant autonomy, working closely with backend engineers, designers and senior business stakeholders. The team’s remit spans the firm's core front-office platform, systematic investment tooling, shared UI libraries and new AI initiatives.

Key Requirements

• 5+ years’ commercial front-end engineering experience (ideally in financial markets, but not industry experience is not required)
• Strong React, Redux, CSS and TypeScript expertise
• In depth knowledge of GraphQL
• A deep understanding of React performance and optimisation
• Experience with real-time streaming data – WebSockets, gRPC, SSE or similar
• Strong UI engineering skills and an appreciation for high-fidelity design
• Experience with Jest, Vitest, Playwright or similar
• Hands on experience with AI tooling and agentic development methodologies

For the right engineer, this is an opportunity to work on high-impact technology, alongside exceptional engineers, with genuine influence over architecture, tooling and product direction.

If you’re a strong React / TypeScript engineer and would like to hear more, please get in touch with Tempest Vane Partners for a confidential conversation.