EL2 Principal JavaBespoke Software Engineer (Developer)

• Initial Contract Duration: 12 Months
  
• Extension term details: 12 Months
  
• Number of extensions: 2
  
• Location: ACT
  
• Security Requirements: Must be able to obtain Baseline
  
• Working Arrangements: Hybrid
  Ability to attend office but regular WFH available.
• Maximum hours: 40 hours per week
  

Job details

In this role you will support and develop Departments life critical application NEXUS. NEXUS is used by Departments Rescue Response Centre Australia (RCCA) to help coordinate assets in maritime and aviation search and rescue incidents and triage and respond to pollution events.

You will support the following Nexus users:

• RCCA Staff (RCCA).
  
• RCCA Intelligence Operators.
  

NEXUS System consists of multiple components built on various technologies/languages (.NET Java AWS Oracle PL/SQL ArcGIS) providing NEXUS users the capability to perform their operational business functions. This role will focus on supporting maintaining and developing solutions for NEXUS cloud and back-end Java/AWS/Oracle components. NEXUS back-end comprises of multiple Java components and Java EE JMS components used for data integration and message processing. It also consists of AWS cloud components used to provide external integrations with Departments external clients/partners.

Your candidate will work in a small team of highly skilled Java developers/SMEs with years of business knowledge that all contribute to Departments in-house support of Nexus.

Your responsibilities will include:

• Develop enterprise-grade software using Java and Oracle technologies
  
• Develop / maintain web-based UI using ReactJS CSS and HTML
  
• Design data models translate to physical data models and implement using Oracle Database
  
• Implement CRUD operations on the database using Java Object-Relational Mapping frameworks
  
• Produce and maintain detailed design artefacts & technical specifications
  
• Create and work with RESTful OpenAPI specifications SOAP WSDLs XML Schemas
  
• Develop and maintain DevOps workflows using Jenkins Git and Maven & Ant
  
• Perform and build Nexus software releases following established processes
  
• Providing advice and support for Applications Director & CIO
  
• Provision of on-call services as part of a team roster (calls are rare one per year)
  

Key duties and responsibilities

Essential Skills Required

• Excellent verbal and written communication skills.
  
• At least 8 years Java experience enterprise design patterns JPA Hibernate ORM JEE an advantage reactive programming an advantage.
  
• Java Web service development SOAP and REST APIs OpenAPI/XSD SchemasXML/JSON Spring/SpringBoot.
  
• Unix/Linux Bash.
  
• Maven lifecycle management Continuous Integration Unit and System Integration testing.
  
• Major database experience including data modelling stored procedures. Oracle preferred.
  
• Willingness to be 24x7 on-call. Historically calls escalated to the dev team between 10pm and 6am are rare one per year.
  
• AWS development (EC2 Lambdas API Gateway S3/SQS Cloud Formation).
  

Technical skills

Qualifications and Experience:

• Strong commitment to software engineering processes and a proven ability to develop robust and maintainable software.
  
• A proven ability to document technical processes.
  
• Implement and maintain automated testing. Provide feedback on implementation and design aspects as required from other areas.
  
• Assist in the continuous improvement process by developing and enhancing procedures and produce documentation including detailed design documentation in accordance
  

Essential Criteria

• Programming/software development: Level 6 (SFIA)
  
  Develops organisational policies standards and guidelines for software construction and refactoring. Plans and leads software construction activities for strategic large and complex development projects. Adapts or develops new methods and organisational capabilities and drives adoption of and adherence to policies and standards.
  

Additional requirements

• Must be Ok to be on call 24/7/365 in conjunction with the team. This is rostered to allow for leave etc but when you are on call the candidate is responsible for break fix for a critical lifeline.
  

Application Deadline: Monday 10 August 2026

Expected Start Date: Tuesday 01 September 2026

If you wish to have a confidential discussion call us onorfor more information.