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Commonwealth Bank

Senior Software Engineer

Commonwealth Bank

Senior Software Engineer developing AI and automation solutions at a bank. Collaborating with teams to enhance security against fraud and scams.

Posted 5/8/2026full-timeSydney • 🇦🇺 AustraliaSeniorWebsite

Tech Stack

Tools & technologies
AWSCloudPython

About the role

Key responsibilities & impact
  • You will join our Automation and Optimization Fraud and Scam Engineering Chapter, where you will design and develop solutions to protect customers from fraud and scams.
  • Your work supports creating advanced technologies that automate scam detection and digital intrusion alerts.

Requirements

What you’ll need
  • AI+Cloud: Demonstrated ability to deliver Gen AI solutions, into an enterprise scale production environments, with a focus on application security and observability.
  • Experience building and deploying enterprise grade agent-based architectures and multi-agent orchestration.
  • Strong programming skills in Python, and experience with full-stack development , ensuring quality with automated unit and regression testing.
  • Considerable hands-on experience with AI tech stack including AWS Cloud, EKS/EKC, Bedrock, Semantic Kernel, Lang Chain, Lang Graph, Hugging Face, SageMaker.
  • Deep understanding of foundational AI models, prompt engineering, and fine-tuning techniques.
  • Experience deploying Generative AI solutions using enterprise-grade DevOps practices and CI/CD pipelines.
  • Exposure to AI governance, compliance, and ethical AI frameworks, and the development and implementation of security guardrails.
  • Experience delivering software solutions in a banking environment.
  • Experience in fraud detection, customer personalisation, or conversational AI is a plus.
  • Strong communication and stakeholder engagement skills.

Benefits

Comp & perks
  • Health insurance
  • Flexible work arrangements
  • Professional development opportunities

ATS Keywords

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Hard Skills & Tools
Pythonfull-stack developmentautomated unit testingregression testingAI modelsprompt engineeringfine-tuning techniquesDevOps practicesCI/CD pipelinesfraud detection
Soft Skills
communicationstakeholder engagement