Immutable is seeking a Senior Platform Engineer to own end-to-end platform components in a hybrid AWS/GCP setting. You will work on an internal Kubernetes operator (Go) and build self-service tooling to accelerate product teams. The team is Sydney-based, with the office three days a week, and you’ll influence foundational choices across the stack. You’ll shape observability, reliability, and infrastructure tooling while collaborating with product teams to ship secure, scalable services.