Staff Software Engineer (Nodejs/Typescript)

Commonwealth Bank; Melbourne; On-site; AUD 180,000 - 240,000; Full time

Job summary

Commonwealth Bank is seeking a Staff Software Engineer for Payments Technology in Melbourne/Sydney. You will lead multiple squads, shaping engineering direction and building secure, scalable payment platforms.

The role requires deep expertise in Node.js, TypeScript, APIs and distributed systems, plus cloud-native patterns and DevSecOps practices. You’ll mentor teams and collaborate with Product, Architecture and Security to deliver robust customer outcomes.

Qualifications

• Experience with backend development using Node.js and TypeScript.
• Experience building APIs, microservices and distributed systems.
• Experience with cloud-native platforms and modern software delivery.

Responsibilities

• Provide technical leadership across squads, setting engineering direction.
• Design, build and evolve secure, scalable software platforms.
• Lead architecture and design decisions for complex distributed systems.
• Drive modernisation using cloud-native and event-driven architectures.
• Champion engineering excellence across quality, testing, observability, security and operations.
• Mentor engineers and grow technical capability across teams.
• Partner with Product, Architecture, Security and Operations to deliver outcomes.
• Drive adoption of AI-enabled engineering practices and reusable platform capabilities.

Skills

Node.js

TypeScript

API design

Microservices

Distributed systems

Cloud-native

Kubernetes

Terraform

CI/CD

DevSecOps

Event-driven

Kafka

Job description

Staff Software Engineer – Payments Technology (Typescript/Nodejs)

• Sydney or Melbourne locations

Build the future of Payments at CommBank

Payments is one of the largest and most critical technology domains at CommBank. Every day, our platforms move billions of dollars securely and reliably for millions of customers across Australia and around the world.

About The Team

Payments Data Services

The Payments Data Crew designs and delivers modern data products, APIs and platforms that power payment experiences across the bank. We provide trusted, high-quality payments data through scalable engineering solutions, enabling better customer outcomes, operational excellence and data-driven decision making.

What You'll Do

• Provide technical leadership across squads, setting engineering direction and raising technical standards.
• Design, build and evolve secure, scalable and resilient software platforms.
• Lead architecture and design decisions for complex distributed systems.
• Drive modernisation initiatives using cloud-native and event-driven architectures.
• Champion engineering excellence across software quality, testing, observability, security and operational excellence.
• Foster a strong DevSecOps culture by owning solutions end-to-end, from design and development through to deployment, production operations and continuous improvement.
• Mentor engineers and help grow technical capability across teams.
• Partner closely with Product, Architecture, Security and Operations to deliver meaningful customer outcomes.
• Drive adoption of AI-enabled engineering practices, reusable platform capabilities and modern software delivery techniques where appropriate.

What We're Looking For

We're looking for experienced software engineers who enjoy solving difficult technical problems and influencing engineering beyond their immediate team.

You don't need experience across every technology we use. We're interested in engineers who bring deep expertise in several areas and are excited to learn the rest.

Software Engineering

Experience with several of the following:

• Node.js and TypeScript for backend development
• Building APIs, microservices and distributed applications
• Designing scalable, high-performance backend systems

Cloud & Platform Engineering

Experience with cloud-native engineering and platform technologies such as:

• AWS (including services such as EKS, ECS, Lambda, Aurora PostgreSQL, S3 and CloudWatch)
• Kubernetes and containerised applications
• Infrastructure as Code using Terraform or CloudFormation
• CI/CD and modern software delivery practices
• Building observable, resilient production systems

Architecture & Distributed Systems

Experience designing and operating modern software platforms including:

• Event-driven architectures
• Kafka or similar messaging platforms
• Microservices and distributed systems
• API-first design
• Scalability, resilience and performance optimisation

Technical Leadership

You'll ideally bring experience in:

• Leading technical direction across multiple teams or initiatives
• Architecture and solution design
• Coaching and mentoring engineers
• Driving engineering standards, quality and best practices
• Taking ownership of software across its full lifecycle with a DevSecOps mindset
• Collaborating effectively across engineering, product and architecture teams

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