Jobs at Commonwealth Bank

Lead and modernize Finance & Risk technology platforms, ensuring resilience, secure engineering practices, and compliance with regulatory standards. Drive strategic architecture and improvements in system reliability and data integrity.

Principal Software Engineer responsible for designing, developing and governing workflow and API solutions on cloud platforms (primarily AWS). Lead and mentor engineers, define architecture and CI/CD practices, implement security and monitoring controls, and support business-driven initiatives and automation across workflow platforms (Pega/Appian desirable).

Owner of credit strategy design and optimisation across originations, portfolio management and collections. Analyse portfolio performance, recommend and implement credit strategy or rule changes, support testing and governance, monitor outcomes, and collaborate across product, technology, operations and risk to improve portfolio performance.

Lead strategy and execution of lending capability, coaching and accreditation across the home lending network. Build and lead a team of coaches, design scalable learning and coaching frameworks, partner with leaders to close capability gaps, measure outcomes using customer and performance insights, drive cultural change, and ensure programs meet regulatory and risk requirements to improve lender performance and customer outcomes.

Own platform technical health: improve reliability, observability, engineering consistency, developer experience, and architectural direction. Work embedded with domain teams to drive cross-team standards, incident response, CI/CD, API/integration design, and incremental platform improvements that enable product delivery at scale.

Design, build and optimise cloud-native, enterprise-scale data platforms and pipelines using Snowflake and AWS. Deliver trusted analytics-ready datasets, improve performance/resilience, drive automation and engineering best practices, support production systems, and mentor colleagues to enable analytics, AI, fraud detection and customer intelligence.

Design, build and operate enterprise-scale cloud data platforms using Snowflake and AWS. Build batch and streaming pipelines, drive automation, reliability, security, and performance tuning. Mentor engineers, champion DevSecOps and governance, and support production operations and testing.

Design, build and modernise cloud-native fraud detection and prevention platforms. Develop full-stack applications and scalable backend services, integrate data pipelines, implement secure APIs and observability, and support production monitoring while collaborating with engineers, data specialists and fraud experts.

Design and build scalable cloud-native data pipelines on AWS and Snowflake to support financial crime monitoring, reporting and insights. Collaborate with engineers and stakeholders to deliver secure, resilient data products, implement CI/CD automation, and ensure data governance and quality.

Lead design and delivery of scalable AWS-native data platforms and pipelines. Build data products using Glue, Iceberg, Redshift, Airflow and related tooling. Provide technical leadership, governance, automation, and mentoring to a team of data engineers while ensuring security, cost-effectiveness, and cross-team collaboration.

Lead design and delivery of scalable native Android applications for Business Banking. Influence architecture, engineering standards and platform excellence; collaborate with backend, cloud and AI teams; mentor engineers and improve developer experience, observability, security and performance.

Lead design and delivery of scalable, high-performance native iOS applications for Business Banking. Influence mobile architecture and engineering standards, mentor engineers, partner with backend, cloud and AI teams, and drive platform excellence across security, accessibility, performance, monitoring and lifecycle practices.

Lead platform architecture and reusable capabilities for an AI-enabled Business Banking product. Own AWS-based infrastructure (Kubernetes/EKS), CI/CD, GitOps and IaC; improve reliability, observability and developer experience; embed security, privacy, data governance and responsible AI controls; mentor engineers and guide cross-team integrations and trade-offs.

Build and operate .NET/Python microservices and secure REST APIs on AWS to deliver agentic AI features for risk management. Contribute to architecture, CI/CD (GitHub Actions, ArgoCD), observability (Grafana/Prometheus), and integration with LLMs, event streams, and data products while ensuring security and compliance.

Lead technical direction and architecture for payments platforms, design and build secure, scalable cloud-native and event-driven systems, champion DevSecOps and observability, mentor engineers, and partner with Product, Security and Operations to deliver mission-critical payments capabilities and AI-enabled engineering improvements.

Support Directors and Relationship Managers on complex property finance transactions: analyse deals, prepare credit submissions, manage execution to settlement, monitor portfolio performance, conduct client reviews, and support business development and stakeholder engagement.

Lead Hospitality growth strategy for Business Banking by translating customer and market insights into propositions, payments and merchant solutions, partnerships, and go-to-market initiatives. Coordinate cross-functional stakeholders, enable frontline bankers, develop thought leadership and governance, and deliver customer-focused digital and payment solutions that drive sustainable bank and customer growth.

Lead architecture and delivery of AI-enabled CRM, customer engagement and banker experience platforms. Drive platform strategy across cloud, APIs, workflow orchestration and AI, establish engineering standards, ensure security/privacy/responsible AI, mentor engineers, and influence stakeholders to deliver scalable, resilient customer and colleague experiences.

Lead design, development and production deployment of advanced AI/ML solutions in Business Banking payments. Apply Generative AI, Agentic AI and RAG; build high-risk analytical models, ensure model governance, monitor performance, partner with senior stakeholders, and mentor data scientists to drive adoption and commercial impact.

Lead design and delivery of scalable, cloud-native software and data/AI-enabled platforms for Business Banking. Build APIs, services and platform capabilities, drive architecture and engineering standards, mentor engineers, champion CI/CD, observability and DevSecOps, and support production platforms to deliver customer and colleague digital experiences.