Senior Java Full-Stack Engineer – Tech Lead & Client Liaison

83zero Ltd in the United Kingdom is seeking a Senior Java Full Stack Engineer with strong backend and frontend experience, plus proven leadership and client-facing skills to deliver enterprise digital solutions.

Design and build Java/Spring Boot microservices and React UIs, mentor teams, collaborate with clients and stakeholders, and drive REST APIs, cloud, and CI/CD initiatives. Hybrid role (1–2 days/week) with base locations London, Bristol, Manchester or Glasgow; SC eligibility required.