4 days ago
Sydney, AustraliaSenior
Responsibilities
- Own detailed design, implementation, verification, release, and operational readiness for complex intelligence and protection workstreams.
- Build backend services, APIs, data contracts, AI workflows, and human review experiences for business-critical financial crime and other decision-support use cases.
- Maintain traceable evidence across entities, facts, signals, and review outcomes, including correct representation of missing, stale, denied, incomplete, or unavailable information.
- Implement safe agent boundaries using typed inputs, approved tools, access checks, limits, citations, audit, and safe failure mechanisms.
- Protect sensitive data through least privilege, minimisation, pseudonymisation, and controlled disclosure.
- Own versioning, deployment, rollback, recovery, diagnostics, incident support, and continuous improvement.
- Apply graph and investigation engineering across entity resolution, typed relationships, bounded traversal, and evidence paths.
- Use appropriate combinations of rules, SQL, conventional machine learning, graphs, and generative AI.
Requirements
- Strong full-stack engineering experience across backend services, APIs, data stores, and modern web applications.
- Experience with Go or Python, SQL, TypeScript, React, and Next.js.
- Strong API, event, and data-contract design experience, including identity, entitlements, durable state, audit, and recovery.
- Data engineering expertise covering lineage, quality, event time, knowledge time, corrections, and purpose-based access.
- Practical graph and investigation engineering experience, including entity resolution, typed relationships, bounded traversal, and evidence paths.
- Strong AI service engineering experience across ML signals, LLMs, RAG, agents, evaluation, monitoring, controls, and safe fallbacks.
- Financial crime, fraud, or AML domain experience.
- Senior delivery ownership and sound judgment about selecting rules, SQL, conventional ML, graphs, or generative AI for a problem.
- Ability to work within security, privacy, Responsible AI, risk, and operational resilience requirements.
Benefits
- Sydney or Melbourne based with hybrid working.
- Supportive and inclusive community with additional support for veterans, Indigenous Australians, and neurodiverse people.
- Accessibility adjustments are available during the recruitment process.
Tech Stack
Categories
About Westpac
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.