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We are looking for a Principal Developer to serve as a technical beacon for our engineering organization. You will be responsible for the architectural integrity, scalability, and developer experience of our core platforms. This is a role for a systems thinker who excels at solving 'impossible' distributed systems problems while maintaining a pragmatic focus on product delivery.You will lead the adoption of modern workflow orchestration (Temporal.io), drive our JVM-based service strategy, and ensure our cloud-native infrastructure on GCP is world-class.
Job Responsibility:
Architectural Stewardship: Design and evolve complex, event-driven architectures
Workflow Orchestration: Act as the subject matter expert for distributed message oriented architectures
Technical Excellence (JVM & Beyond): Set the 'gold standard' for development in Kotlin and Java
Full-Stack Bridge: Provide guidance on the integration between robust JVM backends and modern React/TypeScript frontends
Infrastructure & DX: Standardize and optimize our GCP environment (GKE, Postgres, BigQuery) and lead the maturation of our CI/CD pipelines via GitHub Actions
Technical Mentorship: Spend significant time 'in the trenches' with senior engineers, conducting high-impact code reviews and pair programming
Strategy & Influence: Partner with Product and Engineering leadership to define technical roadmaps
Requirements:
10+ years in software engineering
Recent experience in a 'Principal,' 'Staff,' or 'Technical Lead' capacity within a high-growth SaaS or product-led company
JVM Mastery: Deep expertise in Kotlin and/or Java
Frontend Fluency: Strong proficiency in TypeScript and React
Distributed Systems & Messaging: Expert-level knowledge of Message-Oriented Architectures
Cloud Native (GCP): Hands-on experience with Google Cloud Platform, specifically Kubernetes (GKE), Cloud SQL (postgres), and leveraging BigQuery
DevOps Mindset: Proponent of 'you build it, you run it.' Expert in Git and automating complex delivery workflows with GitHub Actions
Nice to have:
Temporal.io experience
What we offer:
Team discounts across our range of Woolworths Group brands
A robust rewards program that celebrates and incentivises purpose-driven work
A global business with endless career possibilities
A progressive and flexible 'work from anywhere' policy
A range of programs to help you prioritise and manage your wellbeing, including 24/7 access to the Sonder app