Senior AI Engineer - AI Innovation Office

Westpac GroupSydneyHybridFull-time1 week ago

Westpac is seeking a senior, hands-on AI Engineer to join its Chief AI Innovation Office within Data, Digital & AI in Sydney. The role focuses on designing, building and operating secure, scalable enterprise AI capabilities, including LLM, RAG and agentic solutions, from experimentation through to production.

What you'll do

Design, build and ship complex AI platforms, services and products that solve meaningful business problems at enterprise scale.
Engineer robust LLM, retrieval-augmented generation, agentic and orchestration solutions, with reliability, evaluation, observability and governance built in from the start.
Take AI capabilities from experimentation into production, including testing, deployment, monitoring, incident response and continuous improvement.
Lift engineering standards across prompt and context management, model evaluation, security, privacy, compliance and Responsible AI guardrails.
Make practical trade-offs across model quality, latency, cost, risk and customer impact in fast-moving delivery environments.
Partner with product, platform, data, risk, security and business teams to scale AI safely and sustainably.
Review designs and code, mentor engineers and establish reusable patterns that accelerate safe production delivery.
Lead technical investigations, root-cause analysis and durable fixes for complex AI system issues.

What you need

Must-have

PythonAPIsCloud servicesDistributed systemsCI/CDAutomated testingLLMsRAG

Soft skills

CommunicationMentoringTechnical leadershipStakeholder managementProblem solving

AI EngineeringBankingFinancial ServicesLLMRAGEnterprise AISeniorSydneyHybrid

/What you'll do

/What you need

Must-have

Soft skills

What you'll do

What you need