Alexander Barnes is leading the search for a Fraud Prevention Lead, Identity & Account Security for one of the fastest growing FinTechs globally.

This role owns identity-linked fraud prevention across a large-scale digital banking and payments environment.

The scope includes

Account Takeover and credential abuse

Authentication and login attacks

Session hijacking and identity theft

Behavioural and device anomalies

Mule and coordinated abuse patterns

You’ll own fraud detection and prevention across onboarding, authentication, account lifecycle, and transaction flows.

The focus is real-time decisioning, behavioural detection, fraud signals, authentication controls, and scalable prevention systems.





The team is looking for someone with deep hands-on experience across ATO, Identity Abuse, Authentication Risk, Credential Fraud, Trust & Safety, or behavioural fraud prevention.

Strong understanding of

Behavioural analytics

MFA and recovery flows

Velocity frameworks

Rules and model-driven detection

Strong SQL and Python capability is expected.

The environment is highly technical and highly cross-functional, working closely with engineering, ML, data science, product, and fraud teams to build scalable fraud prevention systems at platform level.

📌 Fraud Prevention Lead (Identity & Account Security) (Madrid)
🏢 Alexander Barnes
📍 Madrid