Principal Engineer: Integrity & AI Safety at Scale

Company: Meta
Apply for the Principal Engineer: Integrity & AI Safety at Scale
Location: London
Job Description:

Meta is seeking a Principal Engineer for the Central Integrity team to design and deploy systems that detect and disrupt harm at a global scale. You will own the technical strategy to identify and disrupt actors and coordinated networks behind integrity risks across Meta’s family of apps.

The role emphasizes building scalable, reliable systems and leading cross-functional engineering initiatives. You will collaborate with product and analytics partners to measure success, mentor engineers, and

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Posted: October 13th, 2026