Lead Data Scientist

Company: Harnham – Data & Analytics Recruitment
Apply for the Lead Data Scientist
Location: London
Job Description:

Lead Data Scientist London – 4x a week

The Company

They are a fast-growing technology organisation that helps businesses unlock value from complex data through advanced analytics, machine learning, and AI-driven decision-making. Their products support a range of commercial use cases, with a strong focus on delivering measurable business outcomes. As they continue to scale, they are investing heavily in their Data & AI capabilities.

The Role

  • Lead, mentor, and develop a team of Data Scientists while defining best practices across the function
  • Design and deploy machine learning models across forecasting, customer segmentation, and propensity modelling
  • Own end-to-end model development including feature engineering, validation, deployment, and monitoring
  • Partner with Engineering and Product teams to build scalable, production-ready data science solutions
  • Translate analytical outputs into clear commercial recommendations for senior stakeholders
  • Drive the adoption of AI tooling and robust model governance across the data science lifecycle

Your Skills & Experience

  • Strong commercial experience in Data Science, Machine Learning, or Applied AI
  • Experience leading and developing Data Science teams
  • Advanced Python and SQL skills
  • Expertise in supervised and unsupervised machine learning techniques
  • Experience deploying models into production environments using MLOps practices
  • Strong communication skills with the ability to influence technical and non-technical stakeholders

What They Offer

  • Performance-related bonus
  • Private healthcare and additional benefits package
  • Opportunity to shape and scale a Data Science function
  • Exposure to cutting-edge AI and machine learning projects
  • Clear career progression in a high-growth environment

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Posted: August 23rd, 2026