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Senior Full Stack Engineer (Top Market Maker)

Radley James· London Area, United Kingdom· Up to £200,000/yrSponsorship
Posted 15 Sept 2026 · Added 15 Sept 2026, 18:55
Radley James4.0 (4)Recruitment agencyfounded 2009
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A leading digital-assets trading firm is seeking an experienced Full Stack Engineer to build high-performance trading products, client portals and internal applications.

The role

You will own features across the full stack, from backend services and real-time APIs to modern interfaces used by traders and clients. You’ll work closely with engineering, product and trading teams to develop new platforms from the ground up.

Requirements

5+ years of full-stack software engineering experience

Strong Go or Python backend development

Commercial React and TypeScript/JavaScript experience

Experience building REST APIs and real-time systems

Knowledge of AWS, containers, CI/CD and observability

Strong understanding of authentication, authorization and application security

Financial services, trading or digital-assets experience is beneficial

The preferred stack is React and Go, although strong React and Python candidates will also be considered. Applications from hands-on Technical Leads and Engineering Managers are welcome.

Benefits

Base salary up to £200,000

Discretionary performance-based bonus

Visa sponsorship and relocation support

Flexible hybrid working

High ownership within a fast-moving trading environment