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Staff Software Engineer. NET Full StackCommonwealth Bank · Sydney, New South Wales, Australia
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Commonwealth Bank

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Staff Software Engineer. NET Full Stack

🗓️ Posted 2026-09-30 Sydney, New South Wales, Australia Full-time On-site ICT
💰 Salary Not shared 📊 Market A$10,833–A$15,000/mo

About the Company

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. Connect with us, we'd like to hear from you: facebook.com/commonwealthbank twitter.com/commbank youtube.com/commbank youtube.com/commbankbusiness instagram.com/commbank Our Community Guidelines can be found at: https://www.commbank.com.au/support/social-networks.html For information on our Privacy Policy visit https://www.commbank.com.au/support/privacy Financial Services Specialties: Banking, Finance, Investment, Insurance, Superannuation, Funds Management

Responsibilities

  • ● You have full-stack .NET, React, cloud and DevOps expertise.
  • ● Together we reinvent home lending for millions of customers.
  • ● Do work that matters:
  • ● Buying a home is one of life's biggest milestones, and we're building the technology that helps customers navigate it long after settlement. As a Staff Software Engineer in the Manage & Own Chapter, you'll help shape digital experiences used by millions of Australians to manage one of their most important financial commitments. Driven by the Seamless Variations and Smarter Repayments squads, this chapter is transforming how customers adapt their home loans as life changes and empowering them with smarter ways to take control of their repayments. Working across .NET, ASP.NET Core, React and Next.js, you'll solve complex engineering challenges at scale while delivering secure, intuitive and high-performing customer experiences.
  • ● This is a chapter built for engineers who want real ownership, influence and impact. Operating with a true "you build it, you own it" mindset, you'll drive architecture, shape technical strategy and lead the delivery of modern cloud-native solutions from concept to production. Leveraging AI-powered engineering, DevSecOps practices and modern platform capabilities, you'll work alongside exceptional engineers to build the future of digital home lending. If you're passionate about cutting-edge technology, technical leadership and creating experiences that genuinely improve customers' financial wellbeing, you'll find few opportunities with this level of scale, autonomy and purpose.
  • ● See yourself in our team:
  • ● This is a team that truly owns what it builds. Operating with a full-stack, full-lifecycle engineering model, they are responsible for everything from architecture and design through to deployment, observability and continuous improvement. By leveraging modern cloud technologies and AI-powered engineering practices, they are redefining how software is delivered, accelerating innovation and creating better customer outcomes. If you're excited by complex engineering challenges, cutting-edge technology and the opportunity to shape the future of digital home lending at scale, you'll feel right at home here.
  • ● Build and own end-to-end solutions using .NET / ASP.NET Core, React, and Next.js, delivering scalable, high-performing customer experiences.
  • ● Thrive across the full engineering lifecycle, from architecture and design through to CI/CD, observability, and production support.
  • ● Design and develop secure, resilient APIs and backend platforms with a strong focus on scalability, performance, and reliability.
  • ● Create modern, accessible web applications using React and Next.js, leveraging scalable component patterns and performance optimisation.
  • ● Use AI-powered engineering tools to accelerate development, testing, and delivery while maintaining high standards for quality and security.
  • ● Apply strong judgement to identify and mitigate AI-related risks, including vulnerabilities, unsafe dependencies, and inaccurate code outputs.
  • ● Influence technical direction through architecture leadership, engineering best practices, and strategic technology decisions.
  • ● Mentor and uplift engineers, fostering a culture of continuous improvement, technical excellence, and responsible AI adoption.
  • ● Collaborate effectively with stakeholders to translate complex problems into simple, impactful technology solutions that deliver business value.
  • ● Tech skills: