Front End Engineer/React Developer

Your new company

You'll be joining a government body working on the development of modern Front End services and user journeys.

Your new role

As a Front End Engineer specialising in React, you'll work closely with a UI/UX Design Lead and other stakeholders to develop accessible, responsive Front End services.

The role requires strong React and TypeScript experience alongside practical knowledge of modern server-side React, specifically Remix or React Router v7+.

Key responsibilities

• Develop responsive and accessible Front End services using React and TypeScript.
• Work with a UI/UX Design Lead to implement effective user journeys.
• Develop server-rendered functionality including loaders/actions, forms, routing, error handling and server-side session patterns.
• Build reusable, accessible components using Material UI.
• Integrate Front End services with REST APIs.
• Develop automated unit, integration and Playwright end-to-end tests.
• Build accessible services aligned to WCAG 2.2 AA.
• Participate in Git-based development and code-review processes.
• Work collaboratively with UX, API, test and platform stakeholders.

Essential skills and experience

• Strong Front End development fundamentals across semantic HTML, modern CSS and JavaScript.
• Commercial React and TypeScript experience.
• Experience with a modern full-stack React framework, specifically Remix or React Router v7+.
• Practical server-side rendering experience covering loaders/actions, forms, routing, error handling and server-side session patterns.
• Understanding of progressive enhancement and the ability to build core journeys that do not depend entirely on client-side JavaScript.
• Material UI experience, including developing reusable and accessible components.
• Automated testing experience covering unit/integration testing and Playwright end-to-end testing.
• REST API integration experience.
• Experience with Git-based development and code-review processes.
• Strong accessibility knowledge aligned with WCAG 2.2 AA, including semantic HTML, keyboard navigation, screen-reader testing and automated accessibility checks.
• Ability to meet the BPSS clearance requirement.

Desirable skills and experience

• React Router framework mode, including data APIs, nested routes, form actions and streaming SSR.
• Node.js and Express experience, particularly with a server or backend-for-frontend layer.
• Component library and design system development using MUI, Storybook and Figma.
• Runtime validation and contract-first API integration using technologies such as Zod and OpenAPI-generated types.
• OAuth 2.0/OpenID Connect authentication, authorisation and secure session management.
• CI/CD, dependency management and Front End security practices.
• Experience within regulated or government environments.
• Experience working closely with UX, API, test and platform teams.

What you'll get in return

• 550 rate.
• Initial 6-month assignment, potentially extending up to 12 months.
• Hybrid arrangement with a minimum of 2 days per week on-site in Telford.
• Capgemini mandated PAYE-only engagement.