Staff Software Engineer at Commonwealth Bank | AU | Rezi

Staff Software Engineer at Commonwealth Bank

Staff Software Engineer

Commonwealth Bank · AU

5 days ago

Staff Software Engineer

Commonwealth Bank · AU

5 days ago
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About the Role

Shape the future of digital commerce at scale by building modern cloud-native products powering payment experiences for Australian businesses. Influence architecture, engineering standards, and technical direction across a rapidly growing platform. Join a major transformation replacing legacy payment technology with modern in-house solutions.

Responsibilities

  • Lead the design and delivery of scalable, resilient and secure software solutions across our eCommerce payments platform
  • Build and evolve Java-based microservices supporting merchant onboarding, payment processing and settlement capabilities
  • Contribute across the technology stack, from backend services and APIs through to cloud infrastructure and customer experiences
  • Drive architectural decisions and influence engineering direction across squads
  • Champion engineering excellence through automated testing, CI/CD, observability and DevSecOps practices
  • Partner with product, architecture and business stakeholders to deliver meaningful customer outcomes
  • Mentor engineers and uplift technical capability across the team
  • Support production systems and continuously improve reliability, performance and operational excellence

Requirements

  • Bring deep software engineering expertise and a passion for building scalable, customer-focused platforms
  • Comfortable leading complex technical initiatives while remaining hands-on and close to delivery
  • Proven experience designing and delivering complex distributed systems at scale
  • Strong hands-on software engineering capability and a passion for solving challenging technical problems
  • Experience building microservices architectures within cloud-native environments
  • Strong architectural and systems design skills
  • A track record of mentoring engineers and influencing technical decision-making
  • Excellent stakeholder management and communication skills
  • The ability to balance strategic thinking with hands-on engineering delivery
  • A growth mindset and curiosity for emerging technologies and engineering practices

Skills

  • Java
  • Spring Boot
  • RESTful APIs
  • Microservices Architecture
  • Event-Driven Systems
  • Domain-Driven Design (DDD)
  • AWS
  • Kubernetes
  • Docker
  • Terraform
  • CloudFormation
  • CI/CD Pipelines
  • Automated Testing
  • Observability and Monitoring
  • DevSecOps Practices
  • Agile Software Delivery
  • React
  • TypeScript
  • Node.js
  • Next.js
  • AI-powered development or operational tooling
  • Applying AI to engineering and security challenges
  • Evaluating and adopting new technologies

Location

  • Sydney

Work Type

  • Full-time

Experience Level

  • Staff

About the Company

  • At CommBank, we're building the future of digital commerce for Australian businesses.
  • Following the acquisition of a leading payment service provider, we're investing heavily in the next generation of our eCommerce platform.
  • Our mission is to simplify how merchants onboard, accept payments, process transactions and receive settlements through modern, scalable technology built in-house.
  • Business Banking Technology executes the technology strategy across Business Banking through the application of modern technology, resilient platforms and engineering excellence to deliver valuable customer outcomes at speed and scale.
  • You'll join the Payments & Acceptance domain, a growing engineering organisation of more than 60 engineers responsible for critical eCommerce capabilities including: Merchant onboarding and activation, Payment transaction processing, Settlement and reconciliation services, eCommerce platform services, Customer-facing merchant experiences.

Equal Opportunity

  • At CommBank, we're committed to creating an accessible, inclusive and respectful workplace.
  • If you require support or adjustments, please let us know.
  • We welcome applications from people of all backgrounds and we're particularly committed to making a positive difference for Aboriginal and/or Torres Strait Islander Peoples.
  • For support please contact 1800 989 696.
  • We’re aware of some accessibility issues on this site, particularly for screen reader users. We want to make finding your dream job as easy as possible, so if you require additional support please contact HR Direct on 1800 989 696.