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Staff Security Engineer, Abuse Control

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Staff Security Engineer, Abuse Control in Others new

  • Barcelona, Spain

Responsibilities

  • Design, prototype, and deploy technical controls across API, protocol, and product boundaries to address high-impact abuse vectors.
  • Translate attacker evidence and FT3 threat research into technical abuse requirements and control specifications.
  • Co-design resilient controls across payments, onboarding, identity, and Connect surfaces.
  • Run experiments and A/B tests to evaluate risk reduction and minimize legitimate-user conversion friction.
  • Build automated regression test suites and attack simulations with Abuse Research.
  • Define handoff criteria, operational documentation, timelines, and target dates for transferring mature controls to product teams.

Requirements

  • 10+ years of experience in security engineering, software engineering, application security, or anti-abuse engineering in a high-scale production environment.
  • Bachelor’s or master’s degree in computer science, cybersecurity, software engineering, or a related technical field, or equivalent practical experience.
  • Proficiency in Python, Go, Java, or a similar production programming language, plus advanced SQL skills for analyzing system telemetry.
  • Experience using frontier AI models for software development, learning, and analysis.
  • Hands-on experience building API safeguards, rate-limiting frameworks, authentication or authorization checks, or input-validation controls.
  • Experience writing unit, integration, and regression tests for critical backend software.
  • Strong cross-functional collaboration and communication skills across security, product, and platform teams.
  • Preferred experience includes A/B testing, threat modeling, secure systems architecture, FT3 or MITRE ATT&CK, adversary kill-chain analysis, financial fraud vectors, and attacker infrastructure.
  • Experience with Databricks, Trino, or PySpark for monitoring and measuring control performance across distributed systems is preferred.
  • Experience incubating software features, defining operational handoff criteria, and transitioning ownership to partner engineering teams is preferred.

Stripe

Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities.

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