Senior Java Backend Engineer — AWS, EKS, DevSecOps

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

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,