Job Title: Sr Java Backend Engineer Location: Sheffield,UK Work Mode: Hybrid Principal Consultant/ Program Manager Required Skills: – Spring Boot & Kubernetes Experience with 10 plus years Strong backend development experience using Java Hands-on expertise with Spring Boot (REST APIs, Microservices) Experience building and deploying containerised applications (Docker) Solid working knowledge of Kubernetes (deployment, scaling, config maps, secrets) Experience with cloud platforms (AWS / Azure / GCP) Good understanding of microservices architecture Experience with relational databases (PostgreSQL / MySQL / Oracle) Familiarity with CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI, etc.)