UI Developer

Job in Greater London, London, Greater London, W1B, England, UK

Listing for: McGregor Recruitment

Full Time position
Listed on 2026-09-12

Job specializations:

Software Development
Front End Developer, React.js

Salary/Wage Range or Industry Benchmark: 70000 - 110000 GBP Yearly GBP 70000.00 110000.00 YEAR

UI Developer – Electronic Trading

We are recruiting for a Senior UI Developer to join a major financial services technology programme, working on a high-performance Single Dealer Platform supporting electronic trading.
Based out of their City of London offices you will join on an initial 12 month contract.

Key Responsibilities

Lead UI development and front-end architecture.
Build scalable, low-latency trading interfaces using React and RxJS.
Work closely with Product, UX and Backend teams.
Provide technical leadership and mentoring to UI engineers.
Integrate with Java backend services and real-time data streams.
Drive performance, scalability and modernisation of the UI platform.

Key Skills

Strong React, Type Script and RxJS experience.
Experience with Redux/Context API, Web Sockets and Vite.
Knowledge of micro-frontends and modular architecture.
Experience with Vitest, Playwright, Storybook or similar.
Open Fin experience is advantageous.
Financial markets experience, particularly FX, Fixed Income or Electronic Trading, is highly desirable.
Strong communication, leadership and problem-solving skills.

If you're an experienced UI Developer with a strong React/RxJS background and experience in high-performance environments, we'd be keen to hear from you.

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