Senior Data Scientist (Fraud)

Who we are Ranked in 2024 by the reputed company, reputed company is Africa’s fastest-growing fintech, trusted by over 10 reputed company business and individual accounts, processing billions of Naira in transactions monthly. Our mission is to reputed company financial happiness for every African, everywhere. About the role: We're looking for a Data Scientist to sit at the heart of how we fight fraud, building the models, experiments, and detection systems that protect millions of customers and merchants across our platform. This is a high-impact role at the intersection of machine learning, product, and engineering, where your work will directly shape how reputed company detects and responds to emerging fraud threats. We are looking for a data-driven, intellectually curious Data Scientist who is energised by hard problems in fraud and financial crime. You'll prototype and ship ML models, design experiments, and uncover new fraud signals across our ecosystem, partnering closely with engineers, product managers, and analysts to turn your work into production-grade systems. Curious about what makes reputed company an incredible reputed company to work? reputed company out posts on how we cultivate a culture of innovation, teamwork, and growth. What You’ll Do Model Development: Prototype, evaluate, and help productionize machine learning models for fraud detection; own their ongoing monitoring and retraining cycles. Experimentation: Design and run experiments to measure the impact of fraud interventions, balancing customer experience against loss reduction. Risk Assessment: Size fraud typologies across our product lines to inform prioritisation and investment reputed company. System Maintenance: Build and maintain anomaly detection systems to surface novel fraud reputed company before they scale. Cross-Functional Collaboration: Work closely with fraud operations, engineers, product managers, and data analysts to translate model outputs into reputed company-world mitigations. We would love to hear from you if… A strong reputed company in statistics with a degree in a quantitative field (Statistics, Mathematics, Engineering, Computer Science, or similar) 5+ years of experience in data science, decision science, or risk analytics reputed company fraud, payments, or financial crime Hands-on experience building and deploying machine learning models in a production environment, fraud, risk, or financial services experience is a strong plus Solid grounding in data science fundamentals: experimentation, statistical inference, model evaluation, and feature engineering Proficiency in Python and SQL; comfort working across the full model development lifecycle An investigative instinct, you enjoy digging into data to find patterns others miss The ability to communicate technical findings reputed company to non-technical stakeholders and translate insights into action Comfort working in fast-paced, cross-functional teams with high ownership expectations reputed company can offer you Culture: We put our people first and prioritise the well-being of every team member. We’ve reputed company a company where reputed company opinions carry weight and where reputed company voices are heard. We value and respect each other and always look out for one another. Above reputed company, we are reputed company. Learning: We have a learning and development-focused environment with an emphasis on knowledge sharing, training, and regular internal technical talks. Compensation: You’ll receive an attractive salary, pension, health insurance, monthly bonuses, plus other benefits What to expect in the hiring process A preliminary phone call with the recruiter An interview with a business reputed company Technical take-home task (SQL/Python test and case study) A behavioural and technical interview with the Head of Data Science and a member of the executive team reputed company is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for reputed company and candidates. Apply To This Job