Principal Java Engineer – Nexus Backend & AWS

Xpt Software Australia Pty; Gladstone Regional; On-site; AUD 150,000 - 190,000; Full time

Job summary

AMSA is seeking a Principal Java / Bespoke Software Engineer to support and evolve the NEXUS system, which coordinates maritime and aviation search-and-rescue operations and pollution response. The role involves backend Java/AWS/Oracle work, RESTful services, and devops automation.

You will join a small team of Java and .NET experts delivering enterprise-grade software, with responsibilities spanning design, implementation, and on-call support in a security-cleared environment.

Qualifications

• 8+ years of Java development experience.
• Experience with enterprise design patterns and JEE is a plus.
• Experience with RESTful services, OpenAPI schemas, SOAP/WSDLs.

Responsibilities

• Develop enterprise-grade software using Java and Oracle technologies.
• Develop/maintain web UI with ReactJS, CSS, HTML.
• Design data models and implement with Oracle DB.
• Implement CRUD with ORM frameworks in Java.
• Produce design artefacts and technical specifications.
• Create and work with RESTful/OpenAPI/SOAP/XML schemas.
• Maintain DevOps workflows with Jenkins, Git and Maven/Ant.
• Support Nexus releases and provide on-call assistance.

Skills

Java

REST APIs

OpenAPI

Unix/Linux

Tools

AWS

Oracle

Jenkins

Git

Maven

Job description

AMSA is seeking a Principal Java / Bespoke Software Engineer to support and evolve the NEXUS system, which coordinates maritime and aviation search-and-rescue operations and pollution response. The role involves backend Java/AWS/Oracle work, RESTful services, and devops automation.

You will join a small team of Java and .NET experts delivering enterprise-grade software, with responsibilities spanning design, implementation, and on-call support in a security-cleared environment.