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Commonwealth Bank

Staff Software Engineer – eCommerce Payments

Commonwealth Bank

Staff Software Engineer developing scalable eCommerce payment solutions for Australian businesses. Leading design and architectural decisions in a modern engineering platform environment.

Posted 6/23/2026full-timeMelbourne • 🇦🇺 AustraliaLeadWebsite

Tech Stack

Tools & technologies
CloudDistributed SystemsJavaMicroservices

About the role

Key responsibilities & impact
  • Lead the design and delivery of scalable, resilient software solutions across our eCommerce payments platform.
  • Build and evolve Java-based microservices that power merchant onboarding, payment processing, and settlement workflows.
  • Contribute across the full technology stack, including backend services, APIs, cloud infrastructure, and customer-facing applications.
  • Drive architectural decisions and influence engineering direction within and across squads.
  • Champion modern software engineering practices including automated testing, CI/CD, observability, and DevSecOps.
  • Partner closely with product and business stakeholders to deliver customer outcomes.
  • Mentor engineers and raise the technical capability of the broader team.
  • Support systems in production and promote operational excellence through monitoring, automation, and continuous improvement.

Requirements

What you’ll need
  • Proven experience leading the design and delivery of complex distributed systems.
  • Strong hands-on software engineering capability and a passion for solving challenging technical problems.
  • Experience building modern microservices architectures in cloud environments.
  • The ability to balance strategic thinking with hands-on delivery.
  • Strong communication and stakeholder management skills.
  • A track record of mentoring engineers and influencing technical decisions.
  • Payment's experience is highly regarded, but not essential.

Benefits

Comp & perks
  • Professional development opportunities

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
JavamicroservicesAPIscloud infrastructureautomated testingCI/CDDevSecOpsdistributed systemspayment processingsettlement workflows
Soft Skills
leadershipcommunicationstakeholder managementmentoringstrategic thinkingproblem-solvinginfluencingcollaborationoperational excellencecontinuous improvement