Job Title: Senior Full Stack Web Developer ?? Location: Leeds City Centre (Hybrid, 4 days office) ?? Salary: £60,000 - £70,000 Benefits About the Role This is an exciting opportunity for a Senior Full Stack Developer to join a growing software business with a global reach. You'll be working across the full stack, with a strong emphasis on React and TypeScript on the front end, and Java, Spring, and Hibernate on the back end. You'll play a key role in a large-scale migration project, moving existing systems towards a more sleek, performant, and user-friendly architecture. The role will see you working closely with the CTO, other senior engineers, and cross-functional teams, helping to shape technical decisions and deliver high-quality software used by clients across the UK, Europe, North America, and Australia. Key Responsibilities Design and develop modern full stack applications using React, TypeScript, Java, Spring, and Hibernate. Contribute to a major migration project to deliver a next-generation web platform. Collaborate with colleagues on technical decisions, ensuring clean, efficient, and maintainable code. Support and mentor junior and mid-level developers where needed. Ensure performance, scalability, and security across applications. Work closely with product and cross-functional teams in an agile environment. Essential Skills & Experience Computer-related degree or equivalent commercial experience. 5 years' commercial experience in full stack development. Strong expertise with React and TypeScript. Solid experience with Java, Spring, and SQL (Hibernate). Familiarity with modern front-end tooling, testing, and state management (Redux, React Query). Personal Attributes Strong problem-solving and analytical skills. Excellent communication and collaboration ability. Proactive, adaptable, and detail-oriented. Able to work effectively in a team-focused agile environment. Why Join? Be part of a market-leading software provider working on innovative, high-impact projects. Exposure to global clients and complex real-world applications. Join a collaborative, open, and supportive engineering culture. Opportunities to grow into a technical lead role in future. Benefits 27 days holiday bank holidays Hybrid working with flexibility Private health insurance & life insurance Enhanced maternity/paternity leave Sick pay Ongoing training and professional development Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To understand more about what we do with your data please review our privacy policy in the privacy section of the Oscar website.