AI Engineer – Enterprise Innovation Office (Hybrid Sydney)

Westpac; Sydney; Hybrid; AUD 120,000 - 180,000; Full time

Benefits offered by this job

Flexible work arrangements

Employee mortgage rates

Learning & development

Volunteer opportunities

Job summary

Westpac is building responsible, human-centered AI at enterprise scale and seeks hands-on AI Engineers ready to turn ideas into secure, scalable solutions. You will join our Data, Digital & AI function and work with the Westpac Chief AI Innovation Office to deliver practical AI capability across technology, data, risk, security and product teams.

This engineering-first role requires strong software fundamentals, practical AI/ML experience and the judgement to operate safely in a regulated

Qualifications

• Hands-on AI engineering experience in large, complex environments.
• Ability to communicate with technical and non-technical stakeholders.
• Strong software engineering background in backend services and APIs.
• Experience operationalising LLM/AI services beyond prototypes.
• Knowledge of RAG, embeddings, vector stores, and model evaluation.
• Experience with cloud, CI/CD, testing, observability and release practices.

Responsibilities

• Design, build and ship production-ready AI applications, services, agents and internal tools.
• Integrate foundation models, ML models, RAG, embeddings, and AI services into secure workflows.
• Build pipelines for prompt management, model invocation, grounding, validation and evaluation.
• Embed security, privacy, compliance, model risk and responsible AI guardrails.
• Create testing, monitoring, and feedback loops for quality, performance and safety.
• Optimize latency, reliability, and cost across AI workloads.
• Collaborate with cross-functional teams to align on delivery priorities.

Skills

Hands-on AI engineering

Stakeholder communication

Backend services

LLM/AI service deployment

Cloud/CI/CD

Prompt design & safety

Education

Tertiary qualification in tech/data or equivalent

Tools

LLM tooling

Vector databases

Job description

Westpac is building responsible, human-centered AI at enterprise scale and seeks hands-on AI Engineers ready to turn ideas into secure, scalable solutions. You will join our Data, Digital & AI function and work with the Westpac Chief AI Innovation Office to deliver practical AI capability across technology, data, risk, security and product teams.

This engineering-first role requires strong software fundamentals, practical AI/ML experience and the judgement to operate safely in a regulated