Staff Software Engineer (Java, AWS)

Commonwealth Bank; Melbourne; On-site; AUD 140,000 - 210,000; Full time

Job summary

Commonwealth Bank in Melbourne is seeking an experienced software engineer to lead design and delivery of secure backend services. You will guide engineers across Australia and India, shaping an in-house platform built on modern Java, cloud, and microservices.

You'll own technical direction, build REST APIs on AWS/EKS, and foster DevSecOps, observability, and automated testing. The role blends architecture, hands-on engineering, and mentorship across global squads, with emphasis on secure,

Qualifications

• Strong hands-on Java software engineering and system design.
• Experience designing and operating microservices and REST APIs in production.
• Practical AWS and Amazon EKS experience with containerised workloads.
• Experience leading technical activities and mentoring engineers; stakeholder collaboration.

Responsibilities

• Lead the technical design and delivery of backend and integration services.
• Design, build and operate Java microservices and REST APIs on AWS and Amazon EKS.
• Help shape event-driven solutions that integrate Customer Lifecycle Management capabilities with bank channels.
• Apply full-cycle engineering practices across design, build, challenge and run.
• Embed DevSecOps, automated testing, observability and reliable CI/CD practices.
• Provide technical direction, unblock delivery and help the squad make sound engineering decisions.
• Mentor software and senior software engineers, strengthening quality, consistency and engineering capability.
• Collaborate with product, business and technology stakeholders to translate complex needs into practical solutions.

Skills

Java microservices

AWS & EKS

CI/CD pipelines

DevSecOps

Mentoring & leadership

Event-driven architecture

Kafka / NoSQL

Tools

GitHub Actions

Job description

• Lead the design and delivery of secure, scalable Java services supporting customer identity and compliance.
• Shape a high-impact, in-house platform while guiding engineers across Australia and India.
• Build with modern cloud, microservices, event-driven and AI-powered engineering practices.

Do Work That Matters

Technology at CommBank is helping build simpler, safer and more personalised banking experiences. This role sits within Customer Data Technologies and the Customer Lifecycle Management team, which supports Know Your Customer refresh processes across the bank.

See yourself in our team

You’ll join a highly capable and collaborative team of backend, frontend and data engineers delivering strategic Customer Lifecycle Management capabilities. The team is moving from a vendor-led platform towards an in-house solution built around modern engineering practices and stronger integration with bank channels.

Working in a squad technical leadership capacity, you’ll partner with product owners, principal engineers and senior stakeholders. You’ll also guide colleagues across Australia and India, to align priorities, remove technical blockers and support consistent delivery.

In this role, you will:

• Lead the technical design and delivery of backend and integration services.
• Design, build and operate Java microservices and REST APIs on AWS and Amazon EKS.
• Help shape event-driven solutions that integrate Customer Lifecycle Management capabilities with bank channels.
• Apply full-cycle engineering practices across design, build, challenge and run.
• Embed DevSecOps, automated testing, observability and reliable CI/CD practices.
• Provide technical direction, unblock delivery and help the squad make sound engineering decisions.
• Mentor software and senior software engineers, strengthening quality, consistency and engineering capability.
• Collaborate with product, business and technology stakeholders to translate complex needs into practical solutions.

We’re interested in hearing from people who:

You’re an experienced software engineer who combines deep backend expertise with pragmatic technical leadership. You can move comfortably between architecture, hands-on engineering, operational ownership and coaching, while keeping customer, security and compliance outcomes front of mind.

You’ll bring:

• Strong hands-on Java software engineering and system design experience.
• Demonstrated experience designing and operating microservices and REST APIs in production.
• Practical AWS and Amazon EKS experience, including containerised workloads.
• Experience with CI/CD and Git-based development, ideally using GitHub Actions.
• A strong understanding of DevSecOps, automated testing, code review and observable production systems.
• Experience leading technical activities, mentoring engineers and influencing stakeholders.
• Familiarity with AI-assisted engineering tools and practices.
• Exposure to Kafka, event-driven architecture, NoSQL databases or financial services environments would be valuable.

Working with us:

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.