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Head of Data Science

United Kingdom, London · Job Posted January 04, 2026
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Job Description

The ideal candidate will bring strong leadership experience in data science, strategic vision for data-driven initiatives, and a proven track record of delivering business impact. Key requirements are a deep technical understanding of data science, machine learning, and MLOps, alongside the ability to build and lead teams, communicate complex ideas to stakeholders, and align data strategy with broader business goals. You will play an integral role, taking ownership of a team focused on designing, developing, and deploying ML systems to solve real world problems and enhance business processes, leveraging cloud platforms to build, train, and scale ML models. As Head of Data Science, you will lead the development and implementation of state-of-the-art algorithms, including Computer Vision techniques, LLMs and other GenAI models. Collaborating closely with multiple stakeholders and cross-functional teams, including Data and Software engineers, to integrate AI solutions into existing systems. Working with Product and business stakeholders to understand challenges and translate them into efficient AI-driven products aligned with broader business goals. Keeping up with the latest advancements in AI, research new techniques and implement them to enhance the performance and accuracy of solutions.

Job Responsibility

  • Develop and implement data science and AI strategies, aligning them with company-wide objectives
  • Build, manage, and inspire a high-performing data science team through setting objectives, performance management, and talent development
  • Define the technical roadmap, champion best practices, and drive the transition to production-level machine learning engineering
  • Collaborate with senior leaders and other stakeholders to identify new opportunities and ensure data science solutions meet business needs
  • Oversee the design, development, and deployment of data science solutions, from research to production, and maintain a focus on innovation
  • Translate complex data science concepts into clear, compelling, and user-friendly information for various audiences, including senior leadership
  • Ensure data governance and ethics are embedded in organizational strategy and champion these principles across the company

Requirements

  • Significant experience as a senior leader in a data science or AI-related role, with a track record of managing multi-disciplinary teams and budgets
  • Deep technical knowledge of the entire data science lifecycle, including data engineering, machine learning, and MLOps
  • Proficiency in programming languages such as Python, R, or SQL, and experience with various data science and machine learning libraries
  • Experience with libraries/frameworks like NumPy, Pandas, SciPy, Scikit-learn, TensorFlow, PyTorch, Transformers, Langchain, Streamlit, or Gradio, among others
  • Experience with cloud-based tools for production use (e.g., AWS SageMaker, AWS Bedrock, Vertex AI, Azure Machine Learning, Azure OpenAI)
  • Knowledge of databases and data technologies, such as Snowflake, BigQuery, and relational databases like SQL
  • Strong understanding of how to apply data science techniques to solve business problems and deliver tangible value
  • Excellent communication skills with the ability to build trust, influence stakeholders, and advocate for data-driven decisions
  • Proven ability to scope, design, implement, and evaluate data science projects to tight deadlines

What we offer

  • 25 Days Annual leave, increasing to 26 days after 12 months in the business
  • Enhanced Company Pension (Matched up to 5% & Salary Sacrifice)
  • Healthcare Cashplan with Medicash
  • Private Healthcare with Aviva
  • Life Insurance with AIG
  • Happl, our benefit platform which provides access to pre-negotiated discounts on a wide variety of services including entertainment, food, and fitness
  • Stock / Equity

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