Senior Backend Engineer, AppSec Platform (Cortex Cloud)
Summary
Senior backend engineer on Palo Alto Networks' Cortex Cloud AppSec Platform, owning end-to-end architecture and building/operating large-scale distributed systems for security infrastructure — spanning data infrastructure, reliability, scaling, developer experience, and AI-driven engineering. A hands-on, cross-team role based in the UK.
Palo Alto Networks is seeking a Senior/Principal Backend Engineer for the Cortex Cloud AppSec Platform. You will own end‑to‑end architectural initiatives, design and operate large‑scale distributed systems, and drive AI‑driven engineering to accelerate development.
This role is hands‑on and crosses multiple teams, with opportunities to shape critical security infrastructure. You will work on data infrastructure, reliability, scaling, and developer experience, delivering high‑impact solutions for