Intermediate Java Developer (12-Month Contract) (Centurion Hybrid) - Datafin IT Recruitment

ENVIRONMENT:

A bold, fun & fast-growing Software Consultancy in Centurion seeks a self-driven Intermediate Java Developer who is a strong communicator to fill a 12-Month Contract role. Your core focus will be building and maintaining Java services on a large-scale telecoms billing and operations platform while writing and optimising complex SQL across multiple database engines. The ideal candidate will require a suitable tertiary IT qualification such as a BSc. Computer Science or IT Degree with 4-6 years commercial Java development experience including J2EE, Spring, MSSQL, Oracle, MySQL, PostgreSQL, Linux, Bash, Docker, Kubernetes, RabbitMQ/ActiveMQ, Git & Postman proficiency.

DUTIES:

• Build and maintain Java services on a large-scale telecoms billing and operations platform.
• Write and optimise complex SQL across multiple database engines.
• Deploy and support containerised services on Linux.
• Integrate systems through message queues and enterprise integration patterns.
• Facilitate FAT and UAT sessions directly with customer teams.
• Deliver in a Scrum/Agile team working in Git.

REQUIREMENTS:

Qualifications –

• A relevant IT qualification - BSc Computer Science, BSc IT or similar.

Experience/Skills –

• 4 to 6 Years’ commercial Java development experience.
• Strong Java, including J2EE and Spring.
• Deep SQL: complex, optimised queries across MSSQL, Oracle, MySQL or PostgreSQL.
• Linux and Bash - scripting, server administration and deployments.
• Docker and Kubernetes deployment experience.
• Message queueing with RabbitMQ or ActiveMQ.
• J2EE containers and web servers.
• Git, plus Scrum/Agile delivery.
• Testing exposure: FAT, UAT facilitation and Postman.

Advantageous –

• Apache Camel
• Oracle PL/SQL and APEX
• Telecoms BSS/OSS background
• Basic HTML and CSS