We are looking for experienced Senior Java Developers with strong expertise in enterprise-grade API development. The role involves designing, building, and maintaining scalable APIs and backend services for mission-critical systems, working onsite with our Cape Town-based team.  Key Responsibilities Design, develop, and deploy RESTful APIs and microservices using Java (Spring Boot, J2EE, or related frameworks). Collaborate with architects, product owners, and other developers to build scalable, secure, and high-performing solutions. Integrate with enterprise systems, databases, and third-party services. Apply best practices for code quality, testing, CI/CD, and documentation. Troubleshoot, debug, and optimize performance of existing services. Mentor and support junior developers where required. 6–10 years of professional experience in Java development. Strong expertise in Spring / Spring Boot, JPA/Hibernate, and REST API design. Experience in microservices architecture, containerization (Docker, Kubernetes), and cloud platforms (AWS/Azure/GCP preferred). Solid knowledge of SQL/NoSQL databases. Familiarity with DevOps tools (Git, Jenkins, Maven/Gradle, CI/CD pipelines). Strong problem-solving, communication, and collaboration skills.  Preferred Experience with API Gateway, authentication protocols (OAuth2, JWT). Background in Agile/Scrum delivery environments. Exposure to enterprise-scale financial services / telecom / retail domains is a plus.