Senior Java Developer

AES Global; Cape Town; Hybrid; ZAR 900,000 - 1,200,000; Full time

Job summary

AES Global in Cape Town is seeking a Senior Java Developer to work on a rapid application development platform and a Java-based framework used by product teams.

You will contribute to architectural design, uphold technical excellence, promote best practices, and mentor junior developers within a hybrid Cape Town team.

Qualifications

• 10+ years IT experience, 10+ years in development
• 5+ years Java development experience
• 10+ years working with SQL databases (PostgreSQL)

Responsibilities

• Develop and maintain a rapid application development platform and a Java-based framework
• Contribute to architectural design and own the technical excellence of the products
• Develop and communicate best practice across product development
• Support the technical growth of junior developers

Skills

Java development

SQL queries

Team collaboration

Tools

Java SE 8/21/25

Java EE 8

JBoss Undertow

EJB

JMS

JDBC

JNDI

Glassfish

Git

PostgreSQL

Apache Kafka

Docker

Ubuntu

Job description

We’re working with an established technology business, and they’re looking for a Senior Java Developer to join the team that builds and maintains its rapid application development platform and Java-based framework — the tools its product teams use to build what they take to market.

You’ll contribute to architectural design, own the technical excellence of the platform, champion best practice, and help develop junior product developers.

What you’ll do

• Develop and maintain a rapid application development platform and a Java-based application framework
• Contribute to architectural design and own the technical excellence of the products
• Develop and communicate best practice across product development
• Support the technical growth of junior developers

What you’ll bring

• 10+ years’ overall experience in IT, with 10+ years in development
• 5+ years’ Java development experience
• 10+ years working with SQL databases, ideally PostgreSQL
• A strong team player, problem-solver and quick learner — dependable and dedicated

The team’s technologies include

• Java SE (8, 21, 25), Java EE 8, JBoss Undertow, EJB, JMS, JDBC, JNDI and Glassfish
• Git, PostgreSQL, Apache Kafka, Docker and Ubuntu

Working model
Hybrid in Cape Town — one day a week in the office, with flexi-hours.