The opportunity
Fraud Prevention team · Berlin, Germany (office-first)
What you'll do
Shape fraud prevention strategy for SumUp's acquiring business across international markets
Analyse large, complex datasets to spot fraud trends, performance shifts and opportunities for improvement
Design, configure and test decision engine rules, thresholds and authentication strategies
Monitor fraud, chargeback, approval rate and false positive performance to assess strategy effectiveness
Investigate root causes of performance changes and recommend clear, evidence based actions
Translate regulatory and card scheme requirements into practical fraud controls