Senior Data Scientist - Fraud Model Validation
- Hiring Organisation
- Klarna
- Location
- London, UK
- Employment Type
- Full-time
production deployment before a model earns trust at scale. This is a second-line position, reviewing methodologies built with scikit-learn, LightGBM, graph models, anomaly detection, and increasingly GenAI-based components. You'll also build your own tooling — agentic AI systems that read model documentation and code … regulatory expectations on model risk, fairness, and data privacy. You'll validate emerging techniques as first-line teams adopt them — graph networks, behavioral biometrics, anomaly detection, and GenAI-based systems. You'll document validation outcomes and communicate model risks directly to first-line data scientists, ML engineers ...