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Senior Engineer (Java API)

Westpac Group

Australia, New South Wales, Australia Full time June 03, 2026

Found Description

Job Description

What’s the role?

This role sits within the Customer & Engineering unit, delivering customer servicing, credit assessment, and product originations technology via online and staff‑facing channels. In addition to maintaining group‑critical applications, you will help drive the adoption of AI‑driven, agentic development across Java APIs and Python services—automating coding, testing, documentation, and change delivery while meeting the bank’s regulatory and security obligations. 

Key responsibilities

  • Design and implement RESTful APIs in Java (Spring), using clean architecture and robust design patterns.
  • Build Python services and developer tooling for AI‑assisted and agentic workflows (code/test/doc generation, CI/CD integration).
  • Design, build, and operate IDMC pipelines (Cloud Data Integration & Application Integration) for customer master, data in...

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