Jun 11, 2026

Senior Frontend Developer

Job Description

We are looking for a skilled Senior Frontend Developer with strong experience in TypeScript and React Native to join our development team. In this role, you will build scalable, high-performance web applications and work closely with cross-functional teams to deliver outstanding user experiences. This is initially a six-month contract with potential for extension. The role is hybrid, requiring one day per week in the London office, and is full-time at 40 hours per week. Key Responsibilities: Develop and maintain scalable, responsive applications using React.js, React Native, and TypeScript Work closely with UX/UI designers to deliver intuitive and engaging interfaces Write clean, efficient, and maintainable code following best practices Optimise applications for performance and scalability Participate in code reviews to ensure high development standards Troubleshoot and resolve issues across development and production environments Contribute to architectural decisions and collaborate on overall application design Ensure application security and scalability through best development practices Keep up to date with emerging technologies and recommend new tools and libraries where appropriate Skills & Experience Required: Proven commercial experience with React.js, React Native, and TypeScript Strong knowledge of modern front-end technologies and frameworks Experience with state management libraries such as Redux, Recoil, or similar Familiarity with RESTful APIs and third-party integrations Experience using version control systems, particularly Git Solid understanding of HTML, CSS, and responsive design principles Strong debugging and performance optimisation skills Ability to produce clean, modular, and well-documented code Excellent communication and collaboration skills Rullion celebrates and supports diversity and is committed to ensuring equal opportunities for both employees and applicants

IR35 Status

Unknown Status

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