Job Details
Experience Level: Mid to Senior (2 to 10+ years)
Work on large‐scale, mission‐critical systems with modernisation initiatives
Security Requirement: Due to the secure nature of this role, we are seeking candidates who are Australian Citizens or individuals with active security clearance, or those who are eligible to obtain clearance.
Location: Canberra, Melbourne, Brisbane
Employment Type: Full‐time/Permanent
About the Role
We are seeking experienced Mainframe Software Developers to join a team-oriented team focused on innovation, quality, and continuous improvement.
This role is suited for professionals passionate about mainframe technologies and eager to contribute to high‐impact systems across government and enterprise environments.
Key Responsibilities
Design, develop, test, and maintain COBOL‐based applications in a z/OS mainframe environment
Write and optimise complex SQL queries for DB2 for z/OS
Integrate COBOL applications with DB2 databases and IBM MQ messaging systems
Manage user access and system security using RACF
Participate in code reviews, debugging, and performance tuning
Collaborate with testers, analysts, and DevOps engineers
Contribute to system documentation and knowledge sharing
Support continuous improvement and modernisation efforts using Micro Focus tools
Required Experience
COBOL (e.g., IBM COBOL for z/OS)
DB2 for z/OS and SQL query optimisation




DB2 utilities (LOAD, UNLOAD, REORG)
COBOL‐DB2 integration
RACF for user profile management and access control
IBM MQ for message queue integration
z/OS environment tools: JCL, TSO/ISPF, VSAM file handling
Preferred Experience/Qualifications
Micro Focus Enterprise Developer / Analyzer
Experience in mainframe application modernisation
Familiarity with Agile and DevOps practices
Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience)
Certifications in mainframe technologies are advantageous
Equal Employment Opportunity Statement for Australia and New Zealand
At Accenture, our intention is to foster a culture and a workplace in which all of our people feel a sense of belonging and are respected and empowered to do their best work.
We encourage applications from all people with the relevant skillset, and we are committed to removing barriers to the recruitment process and employee lifecycle.
All employment decisions shall be made without regard to age, disability status, ethnicity, gender, gender identity or expression, religion or sexual orientation and we do not tolerate discrimination.
If you require any accommodations or adjustments for interviews and/or at work, please reach out to or contact us at (Australia) or (New Zealand).
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📌 Mainframe Software Developer (Melbourne)
🏢 Accenture Australia
📍 Melbourne