Johannesburg, South Africa | Posted on 12/05/2026 We are seeking a highly skilled Java Backend Developer to join a high-performing enterprise engineering team on a 7-month contract. The successful candidate will be responsible for building robust server-side logic, designing scalable backend services, and supporting enterprise-grade system integrations. This role requires strong experience in modern Java development, microservices architecture, and secure API design within complex enterprise environments. Key Responsibilities Design, develop, and maintain robust backend services and APIs Build and enhance enterprise-grade server-side logic using Java-based technologies Develop scalable and high-performance microservices-based architectures Integrate systems and services across enterprise platforms Ensure secure coding practices and adherence to security standards Collaborate with architects, business analysts, and frontend developers Support deployment, troubleshooting, and performance optimisation Contribute to system design discussions and technical solutioning Participate in code reviews and maintain high code quality standards Requirements Technical Requirements Strong proficiency in Java EE and modern Java frameworks Hands-on experience with Spring Boot for building microservices and RESTful APIs Extensive experience with application servers such as JBoss and/or WildFly Strong understanding of microservices architecture and distributed systems Experience designing and integrating REST and/or SOAP APIs Solid knowledge of secure coding practices and authentication/authorization mechanisms Experience with enterprise system integration patterns Preferred Skills Experience in large-scale enterprise environments Familiarity with CI/CD pipelines and DevOps practices Exposure to containerisation technologies (e.g., Docker, Kubernetes) Knowledge of performance tuning and scalability optimisation Experience working in Agile/Scrum teams Soft Skills Strong problem-solving and analytical ability Excellent communication and collaboration skills Ability to work independently and under pressure Detail-oriented with strong accountability for delivery #J-18808-Ljbffr