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# Senior Data Scientist

- **Company:** Harnham
- **Location:** London, UK
- **Experience:** Expert
- **Salary:** £60,000.0 - £75,000.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Azure, Big Data, Cloud Computing, Python (Programming Language), Machine Learning, Standard Sql, Xgboost
- **Published:** July 28, 2026
- **Apply:** https://www.adzuna.co.uk/jobs/details/5817692059

## About the Role

The successful Senior Data Scientist will have the following skills and experience:

 * Strong commercial experience delivering machine learning and predictive modelling projects
 * Advanced Python and SQL skills
 * Experience working with large and complex datasets
 * Knowledge of machine learning techniques such as XGBoost, CatBoost, or related models
 * Experience working in cloud-based environments, ideally Azure
 * Strong stakeholder management and communication skills
 * Ability to translate business challenges into analytical solutions
 * Experience within insurance is valuable but not essential

## Description

As a Senior Data Scientist you will join a specialist team focused on developing innovative approaches to customer risk assessment and pricing.

Specifically, you can expect to be involved in the following:

 * Building and deploying predictive machine learning models that improve pricing and customer selection strategies
 * Exploring and evaluating new data sources to identify commercial opportunities
 * Developing geospatial and footprint models using alternative datasets
 * Creating residual and claims-related models to improve business performance
 * Working with large, complex, and often unstructured datasets
 * Taking ownership of projects from problem definition through to delivery
 * Mentoring and supporting junior team members


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