Westpac

Senior AI Engineer - AI Innovation Office

Westpac
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1 month ago
Sydney, AustraliaSenior

Responsibilities

  • Design, build, and ship complex AI platforms, services, and products for enterprise-scale business problems.
  • Engineer LLM, retrieval-augmented generation, agentic, and orchestration solutions with reliability, evaluation, observability, and governance built in.
  • Move AI capabilities from experimentation into production through testing, deployment, monitoring, incident response, and continuous improvement.
  • Improve engineering standards for prompt and context management, model evaluation, security, privacy, compliance, and Responsible AI guardrails.
  • Balance model quality, latency, cost, risk, and customer impact in delivery environments.
  • Partner with product, platform, data, risk, security, and business teams to scale AI safely.
  • Review designs and code, mentor engineers, and establish reusable production engineering patterns.
  • Lead technical investigations, root-cause analysis, and durable fixes for complex AI system issues.

Requirements

  • Significant hands-on AI engineering experience in a complex corporate, technology, or enterprise environment.
  • Demonstrated delivery of AI, machine learning, or LLM-enabled systems deployed, governed, monitored, and operated in production.
  • Strong software engineering foundations across Python, APIs, cloud services, distributed systems, automated testing, and modern delivery practices.
  • Practical experience with LLMs, retrieval-augmented generation, embeddings, agents, evaluation frameworks, orchestration, model lifecycle management, and monitoring.
  • Experience embedding safety, privacy, compliance, explainability, reliability, and operational risk controls into AI solutions.
  • Ability to shape technical direction, raise engineering standards, and influence stakeholders through ambiguity and change.
  • Clear communication skills with engineering, product, delivery, risk, and senior stakeholder audiences.

Benefits

  • Sydney location with hybrid working.
  • Supportive and inclusive workplace with assistance available for accessibility requirements.
  • Additional support for veterans, Indigenous Australians, and neurodiverse community members.

Tech Stack

Categories

Westpac

About Westpac

10,000+ employees

Westpac is an Australian banking group that provides retail, business, and institutional banking, payments, and wealth/insurance services to consumers and enterprises. Founded in 1817 and headquartered in Sydney, it operates across Australia and New Zealand under brands including Westpac, St.George, BankSA, Bank of Melbourne, BT Financial Group, and RAMS. Its business model centers on deposit-taking, lending, and financial services fees delivered via branches, digital channels, and partner networks.

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