Senior Full-Stack Developer; React + React Native & TypeScript

Job Information

Location:

Birmingham, United Kingdom

Job reference:

At Tech Biz Global we are providing recruitment services to our portfolio of top clients. We are currently seeking a Senior Full-Stack Developer to join one of our clients' teams. If you’re looking for an exciting opportunity to grow in an innovative environment, this could be the perfect fit.

• Develop and maintain cross‑platform interfaces using React.
• Refactor and modernise components to improve speed, usability and accessibility.
• Use a diverse set of skills to improve and optimise the performance and design of our products and interfaces.
• Collaborate closely with a small, agile team.
• Take ownership of projects and features from concept to release.
• Drive architecture and code quality (patterns, refactoring, maintainability).
• Contribute quickly after a fair onboarding period.
• Improve performance and UX with measurable outcomes (Core Web Vitals, load times, responsiveness).

• Several years of production experience.
• Excellent Type Script skills (clean types, refactor‑safe code).
• Solid experience with React & React Native, especially hooks and modern component patterns.
• Understanding of responsive design and accessible web development.
• Knowledge of performance optimisation, accessibility best practices and testing tools such as Vitest, Playwright and Maestro.
• Ability to work independently, communicate clearly and deliver end‑to‑end.

• React Query (@tanstack/react-query): comfortable with queries, mutations, caching, and existing API hooks.
• Zustand: confident with global state in an existing codebase.
• Electron: familiar with building and maintaining cross‑platform desktop apps.
• Native mobile development: experience with Kotlin and/or Swift.