Java Developer
Summary
Designs, builds and maintains scalable, high-performance Java applications and backend APIs at Monkey and River in Centurion, South Africa, using Spring Boot, Hibernate and JavaFX, with testing across the app lifecycle, CI/CD and Agile ceremonies, plus mentoring of junior developers. Hybrid: 2 office days, 3 remote days.
From high-performance APIs to complex integrations, our Java developers take on systems that demand reliability and scale. This role typically requires a Computer Science degree and production experience using Java, Spring Boot and related tools.
What you could do with us
Design, develop, and maintain scalable, high-performance Java applications across enterprise and mobile platforms.
Build and integrate backend services and APIs, ensuring optimal performance and reliability.
Utilize frameworks such as Spring, Hibernate, and JavaFX to streamline application development.
Collaborate with cross-functional teams including product managers, UI/UX designers, and other engineers to define and implement solutions.
Write clean, maintainable, and efficient code following industry standards and best practices.
Conduct unit testing and participate in full application lifecycle testing (functional, integration, regression).
Troubleshoot and resolve technical issues across development, staging, and production environments.
Continuously research and adopt emerging technologies to improve development workflows and application quality.
Participate actively in Agile ceremonies?sprint planning, daily stand-ups, and retrospectives.
Mentor junior developers and contribute to knowledge sharing within the team.
What we look for
Bachelor?s degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
Proven experience in Java development, with a strong portfolio of real-world projects.
Solid understanding of object-oriented programming, concurrency, memory management, and Java performance tuning.
Proficiency with frameworks such as Spring Boot, Hibernate, and JavaFX.
Experience with build tools like Maven or Gradle, and familiarity with CI/CD practices.
Strong database knowledge?working with relational (e.g. PostgreSQL, MySQL) and/or NoSQL databases.
Exposure to cloud platforms like AWS or Azure is advantageous.
Comfortable working with version control tools (e.g. Git) and collaborative workflows (e.g. GitHub/GitLab).
Ability to troubleshoot and debug complex systems efficiently.
Excellent problem-solving, communication, and team collaboration skills.
A continuous learner who stays updated on Java trends, tools, and best practices.
Opportunity forcareer advancementand skill development.
Competitive salaryand benefits.
Hybrid work policy(2 days at the office,3 days remote).
About the team
This is where long-term thinking matters. Java Developers at Monkey and River work on systems that need to be stable, secure and scalable, often serving complex business logic across multiple layers. You?ll collaborate with engineers, analysts and DevOps to deliver software that?s built to last.