Hybrid Java Full Stack Engineer – Sydney

ASX Limited; Sydney; Hybrid; AUD 140,000 - 190,000; Full time

Benefits offered by this job

Hybrid working options

Flexible working arrangements

Job summary

ASX Limited in Sydney is seeking a Java Full Stack Engineer to design, develop and maintain enterprise-grade applications on the Calypso platform, delivering REST APIs, microservices and integration with upstream and downstream systems.

You will work in a high-performing team, contribute to CI/CD, automation, and security practices, and collaborate across business, QA and DevOps to ensure stability and scalable capabilities in a hybrid, Sydney-based environment.

Qualifications

• 6–8+ years of hands-on Java development experience in enterprise environments.
• Strong Core Java, including Concurrency, Multithreading and JVM Internals.
• Experience building distributed systems, RESTful APIs and microservices architectures.
• Strong experience with Spring Boot, Spring Framework and related Java ecosystem technologies.
• Experience with relational databases such as Oracle, PostgreSQL or SQL Server, including advanced SQL development.

Responsibilities

• Design, develop and maintain enterprise Java applications using Java and related technologies.
• Deliver new features, enhancements and technical solutions aligned with business and platform requirements.
• Provide BAU support, including incident investigation and root cause analysis.
• Develop and maintain REST APIs, microservices and event-driven integrations.
• Collaborate across QA, DevOps and product teams to ensure quality and delivery.

Skills

Java Development

Spring Boot

Microservices

RESTful APIs

Kafka / JMS

Git / CI/CD

Docker / Kubernetes

Unix/Linux

Agile/Scrum

Performance Tuning

Tools

Oracle

PostgreSQL

SQL Server

Docker

Kubernetes

GitLab

Jenkins

GitHub Actions

Job description

ASX Limited in Sydney is seeking a Java Full Stack Engineer to design, develop and maintain enterprise-grade applications on the Calypso platform, delivering REST APIs, microservices and integration with upstream and downstream systems.

You will work in a high-performing team, contribute to CI/CD, automation, and security practices, and collaborate across business, QA and DevOps to ensure stability and scalable capabilities in a hybrid, Sydney-based environment.