Salary: £50,000 - 60,000 per year Requirements: Strong hands-on experience with C# Comfortable working across modern and legacy systems A problem-solver who takes ownership and cares about code quality Clear communicator who works well in cross-functional teams Experience in agile environments (Scrum, Kanban) Responsibilities: Build and evolve C# microservices and API-driven backend services Develop modern React user interfaces and end-to-end features Troubleshoot across the stack and deliver pragmatic, customer-focused solutions Contribute to architectural decisions and technical discussions Support production systems and help resolve defects and performance issues Collaborate closely with engineers, product owners, and stakeholders Mentor junior developers through pairing, reviews, and knowledge sharing Technologies: API Backend C# Support Kanban React microservices More: We are a dynamic organization in Cardiff with ambitious growth plans. Our team is dedicated to building scalable systems and API-driven microservices that enhance real customer journeys. We offer a hybrid work environment and opportunities to influence technical decisions while collaborating with cross-functional teams. Join us in shaping the future of our software, while providing mentorship to junior engineers. last updated 19 week of 2026