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Software Engineer - AI Agents (Satori)

Belfast, Northern Ireland💼 Full-time🗓 2026-08-31 → 2026-09-25

Core

Design and build core components of Satori, an enterprise AI agent platform that orchestrates security capabilities across Proofpoint's product portfolio and external partners.

Role type

Application engineering software engineer (AI agents platform)

Builds

Agent runtimes, SDKs, eval suites, safety checks, telemetry, and AuthX for production-grade agentic software

Domain

Cybersecurity / Enterprise AI Agents

Deliverable

production ML models | product features

Required skills

Microservices cloud architecture, AI agent frameworks (LangGraph, OpenAI/Anthropic Agents SDK, MCP, LangChain), LLM-based system production experience, Python, distributed system debugging, OpenTelemetry GenAI conventions, cloud-native development, container systems, AWS

Preferred skills

AI-driven development tools (Claude Code, Codex), agentic communication protocols (A2A, MCP), large scale event processing

Responsibilities

Design agent runtimes and SDKs, contribute to release-ready eval suites and safety checks, partner with product tech leads to create reusable platform capabilities, ship code and own production-grade services, participate in on-call rotation

Seniority

Mid-Senior, hands-on IC

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