11th November, 2026

Senior Objectstar Software Engineer (Developer)

Location: Canberra, Melbourne or Adelaide (hybrid after an initial onsite period)
Work type: Contract for up to 12 months, with extension options
Start: January 2027
Clearance: Current Baseline security clearance required

About the opportunity
Hunter Professional is partnering with a large Federal Government agency to find an experienced Senior Objectstar Software Engineer. This senior developer role (EL1 equivalent) suits someone who enjoys working hands-on with mainframe applications and leading others. You’ll design, build and support Objectstar applications. You’ll also provide technical leadership across software development, system integration, release management and application modernisation.
What you’ll be doing

- Designing and developing complex Objectstar solutions, and writing high-quality, maintainable code
- Supporting production applications and batch processes, including go-live support
- Doing analysis, design, prototyping, unit testing and ongoing maintenance
- Providing technical advice and leadership to the development team
- Identifying, investigating and resolving complex ICT issues




- Managing risk, priorities and workloads to deliver on time
- Contributing to migration and modernisation initiatives

About you

- Extensive experience designing, developing and testing Objectstar applications
- Strong mainframe application support experience. IMS and DB2 experience is highly valued
- Experience building and supporting batch jobs, with JCL skills
- COBOL development experience
- Clear verbal and written communication, including documenting requirements and solutions
- Relevant IT qualifications are highly valued
- A current Baseline security clearance is mandatory

Working arrangements
You’ll work onsite full time for the first 6 weeks. After that, a hybrid arrangement is considered, usually with at least 3 days a week in the office. Candidates must live in or near Canberra, Melbourne or Adelaide.

How to apply
Click Apply and send your updated resume. For more information, contact Sejal on [email protected].

Shortlisted candidates will be asked to provide a one-page pitch addressing the selection criteria.

📌 Senior Objectstar Software Engineer (Developer) (Australian Capital Territory)
🏢 Hunter Professional
📍 Australian Capital Territory