Senior Data Scientist - Financial Services Based in Nottingham (4 days onsite) Permanent, Full-Time Salary: up to 75,000 (depending on experience) A fast-growing financial services organisation is seeking a Senior Data Scientist to help drive innovation across the customer lifecycle. This is a hands-on, commercially focused role where you''ll build and improve predictive models, support autonomous decisioning frameworks, and deliver actionable insights across fraud, marketing, credit risk, and customer management. You''ll join a collaborative team and work closely with cross-functional squads, contributing to impactful projects while developing your skills in machine learning, experimentation, and modern data tooling. Key Responsibilities:Model development and improvement: Build, validate and maintain predictive models (e.g., credit risk, fraud, marketing response, collections) with guidance from senior teammates.Decisioning support: Translate models into business decisions through clear documentation, model outputs, and policy/testing setups.Experimentation: Design and analyse A/B and champion-challenger tests; deliver insights with clear visuals and concise narratives.Data exploration and analysis: Perform exploratory analyses to identify opportunities and support business roadmaps.Collaboration and learning: Work in cross-functional squads, share findings with technical and non-technical audiences, and grow your expertise in ML, AI, and GenAI tools. Key Skills and Experie