Senior Full Stack UI Engineer

JR United Kingdom; Watford; Remote; GBP 100,000 - 120,000; Full time

Job summary

A leading company in trading technology is seeking a Senior Full Stack UI Developer for a fully remote position. Ideal candidates will have extensive experience in React and Next.js, solid Java fundamentals, and a strong front office background. This role involves building high-performance interfaces and collaborating closely with backend teams to integrate complex workflows with real-time data.

Qualifications

• Extensive React/Next.js experience in production.
• Strong frontend bias with UI development for complex systems.
• Solid Java fundamentals required.

Responsibilities

• Build UIs from the ground up using React and Next.js.
• Contribute to backend functionality integrating real-time data feeds.
• Work closely with backend teams on end-to-end delivery.

Skills

React

Next.js

UI development

Java

Real-time communications

Trading concepts

Job description

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Senior Full Stack UI Engineer, Watford, Hertfordshire

Client: Oliver Bernard

Location: Watford, Hertfordshire, United Kingdom

Job Category: Other

EU work permit required: Yes

Job Views: 2

Posted: 28.06.2025

Expiry Date: 12.08.2025

Job Description:

Senior Full Stack UI Developer – Up to £120,000 - Fully Remote

Salary: Up to £120,000 + Strong Package

Working Arrangements: Fully Remote UK or Office in London for those nearby

I’m working with a top-tier firm building a global trading platform, and we’re looking for a Senior Full Stack UI Developer to join their team.

This role is ideal for someone who’s passionate about building real-time, high-performance interfaces and enjoys working closely with backend teams on end-to-end delivery. You’ll be building UIs from the ground up with React, Next.js, and Ag-Grid. You’ll also contribute to backend functionality using Java, integrating complex workflows with real-time data feeds.

What they’re looking for:

• Extensive React/Next.js development in production environments - Strong Frontend bias
• UI development for complex, data-heavy systems — ideally in trading or finance
• Have solid Java fundamentals
• Front Office experience is essential
• Knowledge of real-time communications
• Familiarity with trading concepts is a big plus

Why this role?

• High-performance environment