Card Issuing Anti-Fraud Analyst
Job Description
About Unlimit Unlimit is the global fintech powerhouse behind the world’s largest proprietary payments infrastructure. Founded in 2009, Unlimit operates across 17 global offices with 700+ experts, seamlessly integrating 1,000+ payment methods into a single platform. From London to São Paulo, we empower businesses to scale across borders with a unified suite of financial tools — including payment processing, alternative payment methods, multicurrency business accounts, card issuing, banking-as-a-service, and crypto on- and off-ramps.
Our mission
is to break down financial barriers and enable seamless money movement across borders. We give forward-thinking businesses the tools to accept, send, and manage payments effortlessly, wherever they operate.
About the role
: This role will be at the forefront of the Company’s fraud prevention efforts working effectively to identify anomalies, prioritize initiatives, and develop scalable solutions. Part of this role is also to facilitate the Company’s growth by scaling internal processes and focus on continuous optimization and automation.
Requirements
Responsibilities: Full-cycle ownership of fraud investigations: Manage investigations end-to-end: from initial alert/trigger through analysis, decisioning, case resolution, and final reporting. Development of antifraud logic (Acquiring & Issuing) Design, implement, and optimize fraud detection and prevention rules/strategies across acquiring and issuing flows. Monitoring & detection Continuously monitor transaction activity, identify anomalies, emerging fraud patterns, and suspicious behavior. Case analysis & decisioning Perform deep-dive analysis of flagged transactions, merchants, accounts, and payment instruments; recommend actions (block, allow, escalate). Rules & strategy optimization Tune fraud rules, thresholds, scoring models, and risk parameters to balance fraud prevention and approval rates. Chargeback & dispute support Contribute to fraud-related dispute analysis, root cause identification, and prevention measures. Data analysis & reporting Prepare regular/ad-hoc reports on fraud trends, losses, false positives, and control effectiveness. Cross-functional collaboration Work closely with Risk, Compliance, PSP/Payments, Underwriting, and 8Engineering teams on fraud mitigation initiatives. Incident & escalation handling Support urgent fraud incidents, large-scale attacks, and high-risk events. Process improvement & automation Identify gaps, propose enhancements, and participate in automation of fraud controls and workflows. Requirements: A minimum of +3 years of working experience at end-to-end antifraud analysis/investigation/prevention/detection/handling for card issuing, bank account payments; Good knowledge of card schemes associations risk management guidelines and requirements (e.g. Mastercard, Visa, UnionPay); Ensure knowledge of current fraud patterns and trends; Excellent command of English, other languages are an asset; Strong analytical capabilities with the ability to evaluate and interpret complex data; Extremely detail-oriented, organized and have the ability to multitask. We offer: Attractive monthly salary paid in line with experience Vacation, sick, and paid holidays Full-time: 5/2 (Saturday and Sunday days off) Modern workplace with all necessary equipment A team of top international professionals to learn from Multicultural working environment
About Unlimit
Unlimit is at the forefront of building the next generation of financial infrastructure, leveraging the power of blockchain technology to revolutionize global payments and digital asset management. We're a dynamic and rapidly expanding Web3 company, committed to creating a world where financial transactions are instant, secure, and accessible to everyone. Our innovative solutions are designed to bridge the gap between traditional finance and the decentralized future, impacting individuals and businesses across emerging markets. Our culture at Unlimit is defined by curiosity, collaboration, and a relentless pursuit of excellence. We foster an environment where bold ideas are encouraged, and every team member plays a crucial role in shaping the future of decentralized finance. We value those who are passionate about Web3, embrace challenges, and are eager to contribute to a groundbreaking mission. With a strong presence in Armenia, Kazakhstan, and Uzbekistan, we offer a unique opportunity to work on cutting-edge blockchain projects with a diverse and talented international team. Join Unlimit and become an integral part of a company that's not just observing the Web3 revolution but actively leading it. If you're a blockchain enthusiast seeking to make a tangible impact, grow your skills in a fast-paced environment, and contribute to building the financial systems of tomorrow, Unlimit offers an unparalleled platform. Come innovate with us and help unlimit the potential of the digital economy.
Ready to Apply?
To submit your application for this position, please visit Unlimit's official website and follow their application process.