About this role
Principal Software Engineer at Commonwealth Bank. Location: Eveleigh or Sydney. Role: building microservices, leading engineering, designing APIs Requirements: Senior .NET and/or Python microservices engineer with AWS, API design, CI/CD (GitHub Actions), observability (Grafana/Prometheus), agentic AI/LLM experience, Kafka/S3 data consumption, secure coding and technical leadership. Category: Software Development Seniority: Senior Level Tools: .NET, Python, FastAPI, REST, OpenAPI, Kong, GitHub Actions, Grafana, Prometheus, PagerDuty, LangGraph, LiteLLM, Portkey, Langfuse, HoneyHive, React, Next.js, Node.js, AWS, ECS, Postgres, DynamoDB, DocumentDB, S3, CloudFormation, ALB, EC2, Docker, Helm, Kustomize, Specmatic, CloudWatch, ELK/Obstack, PingSSO, OIDC, SailPoint, AWS Secrets Manager, Kafka, Iceberg, Lake formation, EMR Commitment: Full Time Workplace: Hybrid Languages: English