Senior Mainframe Engineer - AI-Enabled, Hybrid, Mentoring

Westpac; Gold Coast City; Hybrid; AUD 120,000 - 180,000; Full time

Job summary

Westpac invites you to join Surfers Paradise, Gold Coast, as a Senior Mainframe Engineer on a permanent hybrid basis. You will work across critical mainframe systems, leveraging AI-enabled tools to accelerate delivery and solve complex problems, while mentoring colleagues and helping grow our Gold Coast engineering hub.

This role sits at the heart of Australia’s oldest bank, with opportunities to influence modern tech strategies, participate in cross-functional teams, and contribute to a

Qualifications

• Strong experience with COBOL and/or PLI, plus JCL, CICS, IMS, and batch processing.
• Proven experience supporting and enhancing applications on z/OS.
• Comfort using AI tools and coding assistants in daily software engineering.
• Strong troubleshooting including production support, debugging, and performance analysis.
• Interest in modern tech like Java, APIs, and event-driven services.

Responsibilities

• Work across core mainframe systems and modern platforms.
• Mentor fellow engineers and build capability in the Gold Coast hub.
• Leverage AI-enabled tools to accelerate delivery.
• Address complex problems and optimize performance.
• Contribute to a connected, full-spectrum engineering workforce.

Skills

COBOL/PLI

JCL

CICS

IMS

Batch processing

z/OS

AI tools

Debugging

Java

APIs

Event-driven services

Tools

AI-enabled tooling

Job description

Westpac invites you to join Surfers Paradise, Gold Coast, as a Senior Mainframe Engineer on a permanent hybrid basis. You will work across critical mainframe systems, leveraging AI-enabled tools to accelerate delivery and solve complex problems, while mentoring colleagues and helping grow our Gold Coast engineering hub.

This role sits at the heart of Australia’s oldest bank, with opportunities to influence modern tech strategies, participate in cross-functional teams, and contribute to a