Fraud Tech Specialist

Responsibilities

• As part of Fraud team, you ll play a key role in delivering our Technical Fraud strategy, ensuring the business is protected through intelligent, data-driven fraud controls.
• Collaborate with the Fraud Technical Lead to design and optimize fraud detection rules using insights derived from large-scale data analysis.
• Investigate emerging fraud trends by interrogating data across multiple systems, identifying patterns and proposing actionable countermeasures.
• Respond to business-critical questions by developing advanced SQL queries and customised reports. You ll go beyond the numbers to deliver clear, meaningful insights to stakeholders across the business.
• Support system quality assurance through user acceptance testing of fraud platform upgrades and enhancements, ensuring all changes meet functional requirements and are free of defects.
• Work with internal support teams and external vendors to resolve system incidents, applying commercial judgement to prioritize and escalate issues appropriately.

Key Skills & Experience

• Advanced SQL proficiency - confident writing complex queries involving joins, subqueries, CTEs, and aggregate functions.
• Experience working with large datasets in an enterprise data warehouse environment (e.g., Oracle, Goggle Cloud Platform).
• Strong analytical mindset with the ability to translate business problems into data-driven solutions.
• Comfortable designing and testing fraud detection logic based on behavioural and transactional data.
• Highly numerate, ideally with experience in a data analysis or fraud analytics role.
• Previous fraud experience is advantageous but not essential - technical and analytical capability is key.
• Demonstrates resilience and adaptability when faced with competing priorities.

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