Principal Software Engineer

Microsoft Corporation

📍 Sydney, Australia, Australia

Full-time other-general Posted February 25, 2026

Job Description

**Overview**



**Azure Front Door (AFD)** is the global edge for Microsoft and many of our customers—accelerating and protecting internet-scale apps with ultra-low latency, high availability, and robust security.

The Dataplane team builds and operates high-performance edge services behind traffic termination, TLS/QUIC, HTTP/2–3, routing, caching, rate limiting, and L4/L7 DDoS protections that keep Microsoft and customer workloads safe and fast worldwide.



As a **Principal Software Engineer** , you’ll architect low-latency proxies, advance HTTP/3, strengthen L4/L7 DDoS defenses, and lead reliability at global scale. You’ll set technical direction, mentor engineers, and partner across Azure to deliver secure, fast, and resilient internet-facing experiences.



Microsoft’s mission is to empower every person and every organization on the planet to achieve more. We build on our values of respect, integrity, and accountability to ...