Java API Developer

Job Role: Java API Developer

Job Type: Contract

Location: Melbourne

The Role:

As a Senior Java API Engineer, you will play a key role in designing, developing, and delivering scalable, secure, and high-performing APIs and microservices, enabling seamless integration across complex enterprise ecosystems.

You will work closely with architects, product teams, and stakeholders to build modern API-led platforms, supporting organisations in their journey from legacy systems to cloud-native architectures.

Key Responsibilities:

• Design and develop RESTful APIs and microservices using Java and Spring Boot
• Build scalable, resilient, and secure integration solutions across distributed systems
• Contribute to API-led integration strategies, including service decomposition and domain-driven design
• Ensure high-quality code through testing, code reviews, and engineering best practices
• Implement CI/CD pipelines and support DevOps-driven delivery models
• Collaborate with cross-functional teams to deliver end-to-end solutions across cloud environments
• Support legacy modernisation initiatives, enabling transition to microservices and cloud-native platforms

Core Technical Skills:

• Strong experience in Java (8+) and Spring / Spring Boot
• Proven expertise in API development (REST), Swagger, Postman
• Hands-on experience with microservices architecture
• Exposure to frontend technologies (React.js / Node.js / Express.js) – desirable

Technical Expertise

• Strong understanding of API integration patterns and enterprise integration frameworks
• Experience with containerisation (Docker/Kubernetes) and cloud platforms (AWS/Azure)
• Knowledge of event-driven and serverless architectures
• Solid understanding of API security, governance, and best practices
• Experience with SQL and NoSQL databases (e.g. MongoDB)
• Familiarity with CI/CD pipelines and DevOps practices
• Exposure to API management platforms and middleware technologies
• Strong capability in solution design, API modelling, and microservices architecture

Why Join

• Work on high-impact transformation programs across leading Australian enterprises
• Be part of a growing Microsoft, Data & Integration practice
• Collaborate with global teams delivering cutting-edge solutions
• Access continuous learning, certifications, and career development
• Enjoy flexible, family-friendly working arrangements
• Thrive in a culture that values innovation, ownership, and collaboration