Salary: £30,000 - 55,000 per year Requirements: We require proven commercial experience with React.js, React Native, and TypeScript. We require strong knowledge of modern front-end technologies and frameworks. We require experience with state management libraries such as Redux, Recoil, or similar. We require familiarity with RESTful APIs and third-party integrations. We require experience using version control systems, particularly Git. We require a solid understanding of HTML, CSS, and responsive design principles. We require strong debugging and performance optimisation skills. We require the ability to produce clean, modular, and well-documented code. We require excellent communication and collaboration skills. Responsibilities: We will develop and maintain scalable, responsive applications using React.js, React Native, and TypeScript. We will work closely with UX/UI designers to deliver intuitive and engaging interfaces. We will write clean, efficient, and maintainable code following best practices. We will optimise applications for performance and scalability. We will participate in code reviews to ensure high development standards. We will troubleshoot and resolve issues across development and production environments. We will contribute to architectural decisions and collaborate on overall application design. We will ensure application security and scalability through best development practices. We will keep up to date with emerging technologies and recommend new tools and libraries where appropriate. Technologies: CSS Frontend Git React React Native Redux Security TypeScript Web UX UI Design JavaScript More: We are looking for a skilled Senior Frontend Developer to join our development team. This is initially a six-month contract with potential for extension. The role is full-time at 40 hours per week and hybrid, requiring one day per week in our London office. We offer the opportunity to build scalable, high-performance web applications and work closely with cross-functional teams to deliver outstanding user experiences. We are committed to fostering a diverse and inclusive workplace and ensuring equal opportunities for both employees and applicants. last updated 21 week of 2026