Senior AML Investigator

The role

You will investigate escalated cases for signs of money laundering, terrorist financing, fraud, and sanctions evasion. You will analyze transaction patterns across card, ACH, and stablecoin rails and prepare Suspicious Activity Reports.

What you will do

• Investigate escalated cases from transaction monitoring, fraud referrals, market surveillance and sanctions screening.
• Analyze funding, withdrawal and trading patterns across card, ACH and stablecoin rails.
• Prepare detailed Suspicious Activity Reports (SARs) and document decisions when no SAR is needed.
• Review customer identity and profile information to assess activity.
• Support law enforcement requests, subpoenas and 314(a) reviews.
• Perform quality control reviews of analyst work and provide feedback.
• Help analysts work through complex cases and develop job aids and training materials.

Required qualifications

• 4 or more years of hands-on AML investigation experience, including writing SARs that have been filed with FinCEN.
• Strong working knowledge of the Bank Secrecy Act, SAR filing requirements and core AML regulations.
• Demonstrated ability to analyze transaction activity across multiple payment rails.
• Clear written communication, specifically the ability to write SAR narratives.
• Experience with investigative research tools such as CLEAR or LexisNexis, and with case management systems.
• A track record of managing a caseload independently, meeting deadlines and maintaining quality under volume.

Nice to have

• Experience with blockchain analytics tools (such as Chainalysis, TRM or Elliptic) and on-chain tracing.
• Experience at an exchange, FCM, broker-dealer, prediction market, or sports betting or gaming operator.
• Familiarity with CFTC or NFA rules, or with derivatives and event contracts.
• Experience applying AI tools to investigation workflows, or a clear interest in doing so.
• CAMS certification or equivalent.

Benefits

• Competitive salary & equity
• Unlimited PTO
• Full Health, Vision, & Dental coverage
• 401k match
• Hardware setup: new MacBook Pro, big display, & accessories

About the company

Polymarket is the world's largest prediction market platform. It enables individuals to express views on real-world events by trading on outcomes across politics, economics, sports, culture, and current affairs.