Senior Data & AI Engineer - Lead Production-Ready Systems

Westpac Group; Sydney; Hybrid; AUD 140,000 - 180,000; Full time

Benefits offered by this job

Banking product offers for employees

Flexible work arrangements

Learning and development opportunities

Volunteer and community initiatives

Job summary

Westpac Group is seeking a Senior Engineer to lead complex engineering outcomes while staying close to design, code and production. You will provide hands-on technical leadership within a squad, shaping decisions and ensuring safe, reliable delivery across multiple domains in a hybrid Westpac Technology environment.

The role emphasizes mentoring, coaching, strong design judgement and risk‑aware engineering with a focus on production readiness, observability, and inclusive communication across

Qualifications

• Deep hands-on engineering capability across relevant stack
• Confidence across design, data, testing, CI/CD, security and observability
• Judgement on risk, migration, concurrency and failure recovery
• Ability to coach engineers through pairing, reviews and feedback
• Strong communication across disciplines and audiences

Responsibilities

• Lead complex squad-level engineering outcomes with practical implementation and design judgement
• Clarify ambiguous problems and sequence work to deliver value safely
• Improve service, interface or data contracts and make trade-offs explicit
• Design for distributed failure, production visibility, and safe deployment
• Review changes, including AI-generated work, and provide clear acceptance guidance
• Reduce recurring defects and incidents; create clear patterns and evidence for team independence
• Encourage use of shared platforms over bespoke solutions

Skills

Hands-on engineering

System design & observability

Security & risk-aware

Mentoring & coaching

Clear communication

Job description

Westpac Group is seeking a Senior Engineer to lead complex engineering outcomes while staying close to design, code and production. You will provide hands-on technical leadership within a squad, shaping decisions and ensuring safe, reliable delivery across multiple domains in a hybrid Westpac Technology environment.

The role emphasizes mentoring, coaching, strong design judgement and risk‑aware engineering with a focus on production readiness, observability, and inclusive communication across