Staff Software Engineer - Cloud Payments Platform

Commonwealth Bank; City of Melbourne; On-site; AUD 210,000 - 260,000; Full time

Job summary

Commonwealth Bank is seeking a Staff Software Engineer to join the Payments & Acceptance domain in Sydney. You will help design and build scalable, cloud-native payment platforms, leading architectural decisions and influencing engineering direction across squads.

You will mentor engineers, champion automated testing, and contribute across backend services, APIs and cloud infrastructure to deliver reliable customer experiences at scale.

Qualifications

• Proven experience designing and delivering complex, distributed systems at scale.
• Strong capability in building microservices in cloud-native environments.
• Track record mentoring engineers and influencing technical decisions.

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.
• Contribute across the stack from backend services to cloud infrastructure and user experiences.
• Drive architectural decisions and influence engineering direction across squads.
• Champion CI/CD, automated testing, 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 continually improve reliability and performance.

Skills

Distributed systems

Microservices

Cloud-native

Mentoring engineers

Architectural decisions

Stakeholder management

CI/CD

Observability

DevSecOps

Tools

Java

Spring Boot

RESTful APIs

Docker

Kubernetes

AWS

Terraform

CloudFormation

React

TypeScript

Node.js

Next.js

Job description

Commonwealth Bank is seeking a Staff Software Engineer to join the Payments & Acceptance domain in Sydney. You will help design and build scalable, cloud-native payment platforms, leading architectural decisions and influencing engineering direction across squads.

You will mentor engineers, champion automated testing, and contribute across backend services, APIs and cloud infrastructure to deliver reliable customer experiences at scale.