AI Engineer AI Innovation (Multiple Roles)

• Sydney Location / Hybrid Working.
• Multiple roles being hired at AI Engineer level.
• Work with some of the brightest minds in the AI space.

What is the opportunity

At Westpac were building the future of banking through responsible humancentred AI. As we continue to grow our inhouse AI capabilities we are looking to hire multiple engaging passionate and technically proficient AI Engineers to complement our Westpac Chief AI Innovation Office.

Importantly you be joining the Data Digital & AI (DDAI)function that defines and executes the data digital and AI strategypartnering with business leaders to unlock value through advanced analytics responsible AI and modern digital platforms.

The core focus is Engineering AI systems and we are looking for passionate commercially astute AI Engineers that can build integrate and operationalise AI capabilities into real products services and internal platforms.

We are keen to learn about your AI Engineering skills that combine strong software engineering foundations with practical experience applying machine learning and large language models (LLMs) in real-world enterprise environments.

Key Responsibilities

• Design and build AI-powered applications services agents and internal developer tools.
• Integrate foundation models ML models retrieval systems vector stores and AI services into production workflows.
• Implement pipelines for prompt management model invocation tool calling
• grounding and output validation.
• Engineer production-ready APIs backend services and system integrations that support AI use cases.
• Implement guardrails for security privacy compliance and responsible AI.
• Build testing evaluation monitoring and feedback loops for quality performance safety and cost.
• Optimise latency reliability and cost across AI workloads.
• Collaborate with product data risk security and platform teams to clarify requirements surface trade-offs and align priorities for delivery.
• Apply structured problem-solving and root-cause analysis to diagnose issues (quality grounding safety performance) and drive pragmatic fixes.
• Contribute reusable patterns templates and documentation to accelerate safe GenAI adoption across teams.

Essential Ingredients

• Tertiary qualifications in a relevant Technology discipline.
• Ability to deal effectively with technical and non-technical stakeholders at all levels.
• Strong software engineering background in backend development and APIs.
• Hands-on experience building applications with LLMs or other AI/ML models.
• Familiarity with retrieval-augmented generation (RAG) embeddings vector databases and orchestration patterns.
• Understanding of cloud platforms CI/CD testing and observability.
• Awareness of evaluation methods prompt design and human-in-the-loop controls.
• Ability to balance experimentation speed with engineering quality and safety.
• Comfortable working with diverse stakeholders to triage requests communicate constraints and prioritise work based on impact and risk.

Why join us

Were obsessed with becoming our customers #1 banking partner for life and were looking for people who are passionate about helping us achieve that return were committed to making Westpac the best place to work in the country.

Here are just a few of the ways were already doing that:

• Special offers on banking products and discounts from top brands including generous employee-only mortgage rates!
• Flexible work arrangements to help you achieve a greater work/life balance and a variety of leave options including Culture Lifestyle and Wellbeing leave.
• Tailored learning and development opportunities to help grow your career within the bank.
• Lots of opportunities to give back to the Community by getting involved in our many volunteering initiatives.

Create your future today!

To get started simply click on theAPPLYorAPPLYNOWbutton.

Were all about creating a supportive and inclusive community. We welcome everyone no matter your age gender background or abilities. We also provide additional support to welcome our veterans Indigenous Australians and neurodiverse community.

If you need any adjustments during the recruitment process you can find out more information and additional contact details by visiting thePeople with Disability and/or needing Accessibility Requirementspage on ourwebsite.