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Head of Data Science​/Lead Data Scientist

Job in Greater London, London, Greater London, W1B, England, UK
Listing for: Comtecs Group
Full Time position
Listed on 2026-06-09
Job specializations:
  • IT/Tech
    Data Analyst, Data Scientist, Machine Learning/ ML Engineer, Data Science Manager
Salary/Wage Range or Industry Benchmark: 100000 - 125000 GBP Yearly GBP 100000.00 125000.00 YEAR
Job Description & How to Apply Below
Position: Head of Data Science / Lead Data Scientist
Location: Greater London

About the Role

The Head of Data Science / Lead Data Scientist will join a global Fintech / Insur Tech company. This role requires a hands‑on capacity in Lead Data Programming, Statistical / Data Modelling, combined with line management duties for a team of 3 Data Scientists. You will be instrumental in helping insurance product teams understand their data and drive output across multiple products.

Responsibilities
  • Lead the data science team from a hands‑on line management perspective.
  • Be heavily involved throughout all parts of the data science project life cycle from design and architecture through programming and data engineering (data modelling, statistical data analytics, predictive analytics, ETL etc).
  • Build predictive models and analytic solutions to support the underwriting function on a global basis.
  • Engage with multiple stakeholders including underwriters, insurance product line managers and actuaries (pricing) to both identify profitable growth areas and optimize portfolio performance.
  • Lead the extraction and manipulation of data using data management techniques and tools from both internal and external sources.
  • Undertake text mining and data mining techniques.
  • Perform statistical analysis and multivariate procedures using Data Science programming methods and tools including R,
    Python
    , SAS
    , SQL
    .
  • Present findings to senior level stakeholders and then work to develop data models and solutions into production across multiple departments.
  • Work with large data sets across multiple sources from within the business and its subsidiaries to develop advanced data analysis techniques and customised modelling solutions.
  • Leverage Big Data from a data science perspective and feed these analytical capabilities into the ongoing development of systems for the business worldwide.
Requirements
  • Demonstrable experience leading and managing a small team while remaining a hands‑on Data Scientist.
  • Comfortable with contemporary data science languages including R,
    Python
    , and SQL
    .
  • In-depth knowledge of data modelling, predictive analytics, and multivariate procedures.
  • Experience in text mining, machine learning, natural language processing, or AI is highly beneficial but non‑essential.
  • Comfortable engaging with senior level stakeholders and presenting to them to develop solutions.
  • Experience gained within the Insurance / Reinsurance sector is highly desirable, but not essential; experience gained with Financial Services or related sectors is preferable.
  • Degree level education is sought.
  • Excellent communication skills are a pre‑requisite.
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