About the Job

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Senior Data Scientist: Fraud & Bot Detection

Cloudflare

London, England, United Kingdom

15 September 2026

Cloudflare’s Engineering Team seeks an experienced data scientist or ML engineer to build and scale detection models that identify automated, fraudulent, and malicious activity at Internet scale. You will work with ML Engineers, Data Engineers, and Product to protect customers.With 8–10 years in Data Science, ML, or software engineering, you’ll apply Python and SQL in production, evaluate models, and mentor teammates. #J-18808-Ljbffr