- Lead the technical direction of secure, resilient lending platforms and services.
- Solve complex engineering challenges with the autonomy to influence architecture, standards and delivery.
- Shape the future of banking through cloud-native technology, modern engineering and responsible AI.
Do work that matters
As a Staff Software Engineer in the Business Lending Platform Crew, you will be involved in key strategic initiatives that transform the Commercial Lending user experience, drive continuous improvement and risk buy-down. You will be provide hands-on technical leadership for feasibility, engineering direction, quality, technical risk, dependencies, operational readiness and technical delivery.
See yourself in our team
Business Banking Technology partners with the business to solve real-world problems using data and AI-driven insights, resilient platforms and modern engineering. The team is focused on delivering seamless, secure and personalised experiences that help customers and communities thrive.
In this role, you will:
- Own the end-to-end technical direction and evolution of complex systems, making considered trade-offs across scalability, reliability, security, cost and maintainability.
- Design and build secure, resilient APIs, microservices, backend components and data-access layers at scale.
- Lead technical feasibility, solution design, engineering quality, dependency management, operational readiness and delivery.
- Establish cloud delivery, CI/CD strategies, engineering standards and controls that support safe, repeatable delivery.
- Define automated testing strategies across unit, integration, contract, performance, resilience and security testing.
- Use observability, service-level objectives and operational data to improve system performance, reliability and customer outcomes.
- Embed security and risk management throughout architecture, development and operations, maintaining accountability for engineering decisions.
- Mentor engineers, facilitate design reviews and create reusable engineering practices that lift capability across squads.
We're interested in hearing from people who
You're an experienced, hands-on engineering leader who can move confidently between code, architecture and technical strategy. You bring sound judgement to complex environments and can align engineers, leaders and stakeholders around clear technical decisions.
You'll bring experience in:
- Backend engineering using C# or a comparable language, with strong foundations in computer science and distributed systems.
- Cloud-native architecture and development on AWS, including resilience, security, scalability and cost optimisation.
- Event-driven and microservices architectures using technologies such as Kafka, Kinesis, Amazon SNS, Amazon SQS or EventBridge.
- RESTful API design, domain modelling, service boundaries, relational and NoSQL data platforms, and evolutionary architecture.
- CI/CD architecture using platforms such as GitHub Actions, Buildkite or Octopus, supported by comprehensive automated testing.
- Observability and SRE practices using metrics, logs, traces, service-level objectives and tools such as Prometheus, Grafana, Splunk or CloudWatch.
- Secure engineering and DevSecOps, including threat modelling, secure-by-design controls and automated security assurance.
- Responsible use of AI coding assistants and agentic engineering workflows, including evaluating outputs and protecting quality, security and accountability.
- Experience in banking, commercial lending or another regulated environment would be advantageous.
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.
If this sounds like you, apply via the link now!
If you're already part of the Commonwealth Bank Group (including Bankwest, x15ventures), you'll need to apply through Sidekick to submit a valid application. We’re keen to support you with the next step in your career.
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.
Skills Required
- Backend engineering experience using C# or a comparable programming language
- Strong foundations in computer science and distributed systems
- Experience with cloud-native architecture and development on AWS
- Experience with resilience, security, scalability, and cost optimization
- Experience with event-driven and microservices architectures
- Experience with Kafka, Kinesis, Amazon SNS, Amazon SQS, or EventBridge
- Experience designing RESTful APIs, domain models, service boundaries, and evolutionary architectures
- Experience with relational and NoSQL data platforms
- Experience designing CI/CD architectures using platforms such as GitHub Actions, Buildkite, or Octopus
- Experience implementing comprehensive automated testing
- Experience with observability and SRE practices, including metrics, logs, traces, and service-level objectives
- Experience with observability tools such as Prometheus, Grafana, Splunk, or CloudWatch
- Experience with secure engineering and DevSecOps, including threat modeling and secure-by-design controls
- Experience using AI coding assistants and agentic engineering workflows responsibly
- Experience in banking, commercial lending, or another regulated environment
Commonwealth Bank Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Commonwealth Bank and has not been reviewed or approved by Commonwealth Bank.
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Leave & Time Off Breadth — The bank offers additional Life Leave, the option to purchase up to four extra weeks, pet leave, and paid volunteering leave alongside flexible-working options. Public materials indicate these leave features compare well within Australian banking.
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Parental & Family Support — Permanent employees can access up to 18 weeks of paid parental leave, and superannuation is paid for up to 34 weeks of unpaid parental leave. These provisions extend support for new parents beyond standard settings.
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Wellbeing & Lifestyle Benefits — Access includes CBHS Health Fund, Fitness Passport, a 24/7 wellbeing platform with telehealth, an Employee Assistance Program, and employer‑paid income protection for up to two years, alongside staff banking perks and share plans. This combination provides day‑to‑day value across health, protection, and financial perks.
Commonwealth Bank Insights
What We Do
Australia’s leading provider of financial services including retail, premium, business and institutional banking, funds management, superannuation, insurance, investment and sharebroking products and services. We are a business with more than 800,000 shareholders and over 52,000 employees. We offer a full range of financial services to help all Australians build and manage their finances.
