Staff Software Engineer at Commonwealth Bank of Australia

Setup: Hybrid
Location: Sydney, New South Wales
Type: Full-time
Level: Principal

Description

CBA is seeking a Staff Software Engineer to join their Consumer Finance team. This role involves designing and building scalable applications on AWS, focusing on modern frontend development with TypeScript and Next.js, and incorporating AI-powered experiences. The engineer will take on technical leadership, influencing the engineering roadmap and driving improvements in cloud-native design and full-stack engineering practices. Collaboration with senior leaders and mentorship of junior engineers are key aspects of this dynamic, fast-paced environment.

Required Skills

Next.js
TypeScript
GraphQL
.NET
C#
AWS
PostgreSQL
REST APIs
OpenAPI
API versioning
contract-first design
microservices architecture
event-driven systems
Integration testing
contract testing
non-functional testing
test automation frameworks
Playwright
GitHub Actions
CI/CD
Infrastructure as Code
Vulnerability management and remediation
secrets management
CloudWatch
OpenTelemetry
distributed tracing
metrics
logging
alerting
production support
LLMs
prompt and context engineering
AI coding assistants
MCP
RAG fundamentals
agentic AI concepts
agent orchestration

Additional Information

Preferred Qualifications: Operate as a Staff Software Engineer (Full Stack) with full-cycle, end-to-end ownership across design, build, run and optimisation with a "build and own it" attitude.
Act as a technical SME and engineering leader, shaping long-term technical strategy while remaining deeply hands-on.
Influence and evolve platform architecture, including microservices, event-driven integrations and cloud-native deployment patterns.
Champion engineering standards and best practices across software engineering processes.
Lead high-quality delivery through CI/CD, test automation, observability and strong DevSecOps practices.
Apply AI-assisted development and emerging agentic patterns to lift developer productivity and improve system design.