Intermediate Java Developer (contract)

Job Description

• A South African IT services, software development, and digital consulting company, is seeking an Intermediate Java Developer who will work on a large-scale telecommunications BSS modernisation programme. Excellent opportunity to gain high-impact enterprise telecoms experience.

Responsibilities:

• Development & Maintenance: Build and maintain Java services on a large-scale billing and operations platform.
• Database Management: Write and optimise complex SQL queries across multiple database engines.
• Deployment & Integration: Deploy and support containerised services on Linux; integrate systems using message queues and enterprise integration patterns.
• Agile Delivery: Deliver within a Scrum/Agile framework using Git.
• Testing & Support: Facilitate FAT and UAT sessions directly with client teams.

Minimum Requitements:

• Education: Relevant IT degree (BSc Computer Science, BSc IT, or similar).
• Experience: 4 - 6 years of commercial Java development experience.

Core Tech Stack:

• Java Ecosystem: Java, J2EE, Spring, J2EE containers/web servers.
• Databases & SQL: Deep SQL optimisation across MSSQL, Oracle, MySQL, or PostgreSQL.
• OS & DevOps: Linux, Bash scripting, server administration, Docker, and Kubernetes.
• Messaging & Tooling: RabbitMQ or ActiveMQ, Git, Postman.
• Process & Testing: Scrum/Agile delivery, FAT/UAT facilitation.

Nice-to-Have / Advantageous

• Telecoms BSS/OSS domain experience.
• Apache Camel.
• Oracle PL/SQL & APEX.
• Basic HTML/CSS.