Principal Engineer: Threat Intelligence & AI-Driven Security

Company: Cloudflare
Apply for the Principal Engineer: Threat Intelligence & AI-Driven Security
Location: London
Job Description:

Cloudflare is seeking a Principal Engineer to lead threat operations and research, shaping architectural direction across the global network. You will design scalable pipelines, mentor teams, and drive AI-assisted workflows to accelerate threat hunting and abuse mitigation.

The role demands security leadership across multiple projects and on-call responsibilities. The ideal candidate has extensive experience in distributed systems, threat intelligence, and hands-on Go/TypeScript expertise, with

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Posted: September 27th, 2026