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Staff Platform Engineer (AWS)Commonwealth Bank · Sydney, New South Wales, Australia
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Commonwealth Bank

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Staff Platform Engineer (AWS)

🗓️ Posted 2026-10-07 Sydney, New South Wales, Australia Full-time On-site ICT
💰 Salary Not shared 📊 Market A$10,000–A$15,000/mo

About the Company

Staff Platform Engineer (AWS) Sydney or Melbourne location You are Driven to stay ahead of cloud and platform engineering practices and motivated by building secure, scalable platforms that help engineering teams move faster. You shape architecture and multiply engineering effectiveness across squads. We are A growing engineering team within Business Banking Technology delivering BB Companion, an AI-powered customer experience that helps business customers understand their finances, access timely insights and take action with confidence through the CommBank app. Together we can shape resilient, automated platforms that help BB Companion scale safely for business customers. We can create reusable golden paths and measurable improvements in developer experience, reliability, security, cost, customer trust and responsible AI controls. Do work that matters Join the Business Banking Companion team to engineer core AI-enabled customer and platform capabilities for CommBank Companion for Business. You will act as the squad technical lead and work across adjacent squads to deliver agentic AI capabilities into customer-facing Business Banking experiences. You will own platform architecture and reusable capabilities, guide key trade-offs, align integrations across the broader ecosystem and drive measurable improvements in adoption, delivery flow, reliability, cost, customer trust and controls. See yourself in our team Business Banking Technology is modernising how business customers e

Responsibilities

  • ● Own BB Companion platform architecture, infrastructure and automation across squads.
  • ● Lead technical direction, design reviews and integration across product, data and AI platform capabilities.
  • ● Enable secure AWS delivery through CI/CD, GitOps, Infrastructure as Code, Kubernetes and EKS.
  • ● Improve reliability, observability and resilience through SLOs, capacity planning, incident support and remediation.
  • ● Improve developer experience through self-service, golden paths and measurable platform adoption.
  • ● Embed security, privacy, data governance, responsible AI and agent safety controls.
  • ● Set standards and apply Staff-level judgement to governance, incidents and complex trade-offs.
  • ● Mentor engineers and grow platform capability across squads.
  • ● We know great candidates may not meet every requirement listed below. If you're excited about this opportunity and believe your experience could add value, we'd love to hear from you.

Requirements

  • ● Staff-level leadership across architecture, platform strategy, complex trade-offs and engineer mentoring.
  • ● Strong AWS platform engineering experience across Kubernetes/EKS, containers, networking, scalability, resilience, security and cost.
  • ● Hands-on experience with Infrastructure as Code, scripting, CI/CD, GitOps and DevSecOps practices.
  • ● Strong system design across APIs, integrations, automation, observability, SLOs and reliable operations.
  • ● Clear communication and stakeholder alignment across product, engineering, data, AI platform, risk and business teams.
  • ● Nice to have
  • ● Exposure to AWS AI services, generative or agentic AI workloads, responsible AI and human oversight controls.
  • ● Relevant cloud certifications, technical degree or equivalent practical experience.
  • ● If this sounds like you, apply today
  • ● If you're already part of the Commonwealth Bank Group (including Bankwest, x15ventures), you'll need to apply through Sidekick to submit a valid application. We're keen to support you with the next step in your career.
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  • ● Advertising End Date: 23/10/2026