Head of payment security & transaction integrity

PpCoins is the most established crypto brand in The Philippines and has gained the trust of more than 18 million users. Through the easy-to-use mobile app, users can buy and sell a variety of different cryptocurrencies and access a wide range of financial services. /p pCoins is fully regulated by the Bangko Sentral ng Pilipinas (BSP) and is the first ever crypto-based company in Asia to hold both Virtual Currency and Electronic Money Issuer licenses from a central bank. /p h3Role Summary /h3 pCoins is seeking a senior leader to establish and own our Payment Security and Transaction Integrity function. This role is responsible for protecting the integrity of payment flows across QRPH, Wallet, Merchant Payments, Crypto‑Fiat rails, and future payment products. Unlike traditional cybersecurity roles, this position focuses on business logic vulnerabilities, payment fraud, transaction manipulation risks, settlement integrity, and adversarial testing of payment systems. /p h3Responsibilities /h3 pbPayment Security Architecture /b /p ul liReview and approve payment flow designs before production launch /li liConduct payment threat modeling for all new payment products /li liDefine secure transaction integrity standards /li liEstablish source‑of‑truth and immutable payment context frameworks /li /ul pbTransaction Integrity /b /p ul liPrevent amount tampering, currency manipulation, replay attacks, merchant spoofing, and settlement abuse /li liBuild transaction verification controls and payment validation mechanisms /li liDefine critical payment control requirements across all payment products /li /ul pbAdversarial Testing /b /p ul liEstablish a Payment Red Team program /li liSimulate malicious user behavior against payment systems /li liConduct business logic attack testing and abuse‑case validation /li /ul pbIncident Response /b /p ul liLead investigations of payment‑related security incidents /li liConduct root cause analysis and drive remediation /li liBuild a payment incident review and governance framework /li /ul pbFraud Risk Partnership /b /p ul liPartner with Fraud, Risk, Operations, Compliance, and Engineering teams /li liDesign monitoring and alerting frameworks for transaction anomalies /li liReduce financial losses caused by abuse, fraud, and system weaknesses /li /ul pbGovernance /b /p ul liChair Payment Security Review Board /li liDefine payment security standards and launch approval processes /li liCreate risk acceptance and escalation frameworks /li /ul h3Requirements /h3 ul li8+ years in payments, fintech, acquiring, banking, or transaction risk /li liDeep understanding of payment systems, merchant acquiring, settlement, reconciliation, and transaction processing /li liExperience with payment fraud, transaction abuse, or payment security /li liStrong understanding of business logic vulnerabilities and adversarial thinking /li liAbility to work across Engineering, Risk, Compliance, and Operations teams /li /ul /p #J-18808-Ljbffr