Software Engineer | Full Stack | Botany, Sydney | Onsite (hybrid) Our client builds some of the most advanced software-defined satellite ground stations in the world. Customers across earth observation, commercial comms and defence-grade space domain awareness. Small senior team, properly technical. They're hiring a polyglot software engineer to own the entire software stack - embedded firmware through to operator UIs. The work Own end-to-end architecture across embedded, Linux, backend and front-end Architect beamformer orchestration for phased array antennas - deterministic, low-latency control Build defence-grade software (security, auditability, fault tolerance) alongside commercial satcom applications Firmware in C/C++ on RTOS and bare-metal, plus production Linux services on Azure (Pipelines, Terraform, K8s) Operator UIs in React, Vue or Angular meeting ground-station reliability standards Set engineering standards, drive code quality and review culture You will bring 5 years experience, across multiple languages Deep C/C++ for embedded and systems, strong Python for backend and tooling Solid Linux internals knowledge and software architecture chops (REST, microservices, SQL/NoSQL) Practical front-end experience in React, Vue or Angular Working knowledge of cryptography (TLS, PKI, KMS/HSM) and secure development (OWASP, CERT C/C++) Track record on CI/CD pipelines (Azure Pipelines preferred) and observability (OpenTelemetry, Prometheus, Grafana) Confident use of AI coding assistants (Copilot, Claude) Bonus: beamformer or phased array experience, defence/aerospace background, Azure or security certifications Why care Genuinely full-stack ownership from RTOS firmware to React UIs - almost no Australian shop offers this scope Hardware-meets-cloud problems most engineers never get to touch Series A stage with ESOP participation - real equity upside, not just a salary World-class Australian research being commercialised at pace, with global commercial and defence customers Small senior team, minimal committee culture 3 stage process and it moves quickly. Onsite Botany, currently 3 days a week. Unique opportuntiy, for the right person a real career maker! Apply now!