Staff AI Agents Platform Engineer

Proofpoint in Belfast seeks an experienced technologist to help architect and scale agent-driven software in a cloud-native environment. You will lead the design of agent runtimes and SDKs, drive release readiness, and work with teams across the globe to ensure robust, observable, and secure AI-enabled services.

The role emphasizes hands-on Python development, strong leadership, and collaboration with US teams. On-site four days per week in Belfast is required.