Lead Data Scientist - End-to-End Fraud ML

Klarna in London is seeking a Senior/Lead Data Scientist to own end-to-end ML pipelines for fraud detection, from raw data to production models. You will rebuild detection systems at scale across hundreds of millions of transactions, converting rules-based approaches into model-driven architectures.

You will work with engineers and stakeholders to ship real-time inferences, deploying novel techniques such as graph networks and anomaly detection into production where they create real impact.