Senior Detection & Response Engineer

Company: Klaviyo
Apply for the Senior Detection & Response Engineer
Location: London
Job Description:

Klaviyo is seeking a Senior Security Engineer to join the Detection & Response Team. You will build detections, triage alerts, lead investigations, and drive incident response across enterprise, cloud, and product environments.

This role emphasizes automation and AI in production at scale. Ideal candidates have 5+ years in security within modern cloud setups, strong SIEM and data lake experience, and proficiency in Python or Go.

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Posted: September 25th, 2026