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Senior Data Scientist

Zilch UK💼 Full-time🗓 2026-10-06 → 2026-10-07

Core

Develop and optimize advanced machine learning models for credit risk, collections optimization, and fraud detection to support risk decisioning and business growth.

Role type

Senior IC data scientist (risk & ML)

Builds

Production-grade ML models and decisioning solutions for risk management

Domain

Fintech / Credit Risk / Financial Services

Deliverable

production ML models

Required skills

SQL, Python, NumPy, Pandas, Scikit-Learn, machine learning model development, model deployment, model monitoring, A/B testing, CI/CD, Git, DBT, Looker

Preferred skills

credit risk modeling, collections optimization, fraud detection, neural networks, deep learning, risk model governance, explainability, automated decisioning systems

Technologies

Amazon SageMaker, GitHub Actions

Responsibilities

Build, validate, deploy, and monitor robust, scalable machine learning models across the risk lifecycle; Conduct A/B testing and experimental analyses to evaluate risk strategies and product changes; Partner with engineering teams to operationalize models and automate workflows; Present complex data science findings to senior stakeholders.