Front End Developer

Front End Developer
Rate: £420 - £476
Clearance Required: BPSS
Duration: 6 months
Location: Telford - 2 days onsite per week
IR35 Status: umbrella

Job Description:
Minimum requirements

Strong frontend fundamentals: semantic HTML, modern CSS and JavaScript, including responsive and accessible development.
Commercial experience with React and TypeScript.
Experience with a modern full-stack React framework, specifically Remix or React Router v7+.
Practical server-side rendering experience, including loaders/actions, forms, routing, error handling and server-side session patterns.
A clear understanding of progressive enhancement and the ability to build core journeys that do not depend entirely on client-side JavaScript.
Experience using Material UI to build reusable, accessible components.
Experience writing automated tests, including unit/integration tests and Playwright end-to-end tests.
Comfortable integrating with REST APIs and working with Git-based development and code-review processes.
Accessibility to WCAG 2.2 AA, including semantic HTML, keyboard navigation, screen-reader testing and automated accessibility checks.Ideal additional experience

React Router framework mode, including data APIs, nested routes, form actions and streaming SSR.
Node.js and Express, particularly where the frontend includes a server or backend-for-frontend layer.
Design-system and component-library development using custom design patterns, encompassing MUI, Storybook and Figma.
Runtime validation and contract-first API integration, for example Zod and OpenAPI-generated types.
Authentication, authorisation and secure session management using OAuth 2.0/OpenID Connect.
CI/CD, dependency management and frontend security practices.
Experience working in regulated or government environments and collaborating closely with various stakeholders, including UX, API, test and platform teams.

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