Senior React Developer (Contract)

Primis; Remote; GBP 80,000 - 100,000; Full time

Job summary

A leading digital platform provider is seeking a Senior React Developer for a fully remote, 6-month contract role. The successful candidate will build and maintain enterprise-grade applications using React and TypeScript within a regulated environment. Key requirements include over 6 years of front-end experience, strong expertise in React, and a proven track record in regulated industries like payments or fintech. This position offers the chance to work on high-scale, production systems and emphasizes performance and security.

Qualifications

• 6+ years front-end development experience.
• Strong expertise in React (modern hooks) and TypeScript.
• Proven experience in regulated industries.

Responsibilities

• Build and maintain enterprise-grade front-end applications.
• Collaborate with backend engineers, product, and QA teams.
• Contribute to performance, security, and scalability best practices.

Skills

React (modern hooks)

TypeScript

Front-end development

Working in regulated environments

Tools

Next.js

Job description

Senior React Developer (Contract)

Remote | 6-Month Contract | High-Scale Regulated Platform

We’re hiring a Senior React Developer to support the build and evolution of a large-scale, highly regulated digital platform in the payments / fintech space.

This is a fully remote, contract role suited to engineers who are comfortable working in regulated environments and contributing immediately to complex, production-grade systems.

What You’ll Be Doing

• Building and maintaining enterprise-grade front-end applications using React and TypeScript
• Working within a regulated environment (payments, fintech, banking, betting, or similar)
• Collaborating with backend engineers, product, and QA teams in a distributed setup
• Contributing to performance, security, and scalability best practices
• Working with established design systems and modern front-end tooling

What We’re Looking For (Non-Negotiable)

• 6+ years front-end development experience
• Strong, hands-on expertise with React (modern hooks) and TypeScript
• Proven experience working in a regulated industry (payments, fintech, banking, betting, trading, etc.)
• Experience delivering large-scale, production systems
• Comfortable working on a contract basis in a fully remote environment

Nice to Have

• Next.js
• Experience with payments or financial platforms
• CI / CD exposure
• Accessibility or performance optimisation experience