> Markdown version of [/jobs/ext/2259466-lead-data-scientist](https://www.wearedevelopers.com/jobs/ext/2259466-lead-data-scientist). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Lead Data Scientist - **Company:** Harnham - **Location:** Leicester, UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Computer Programming, Customer Data Management, Python (Programming Language), Machine Learning, Recommender Systems, Tensorflow, SQL Databases, Pytorch, Build Management - **Published:** August 26, 2026 - **Apply:** https://www.collegerecruiter.com/job/2815099179-lead-data-scientist ## About the Role This is a hands-on leadership role where you'll combine deep technical expertise with the ability to guide teams and influence senior stakeholders., * 4+ years of commercial experience working as a Data Scientist. * Strong programming skills in Python and SQL, with hands-on experience using PyTorch and TensorFlow. * Proven experience working on customer-focused or personalisation-driven data science problems (e.g., churn, recommendations, segmentation). * Excellent communication skills, with the confidence to engage and influence both technical and non-technical stakeholders. * Experience leading projects or providing technical direction to others (formal leadership not essential). ## Description Lead Data Scientist 2 days ago Be among the first 25 applicants We're partnering with a well-established eCommerce organisation based in Leicester that is expanding its data capability. They're looking for a Technical Lead Data Scientist to play a key role in shaping, delivering, and scaling high-impact data science solutions across the business. This is a hands-on leadership role where you'll combine deep technical expertise with the ability to guide teams and influence senior stakeholders. What you'll be doing: * Lead end-to-end development, deployment, and optimisation of data science projects in a production environment. * Design and build advanced machine learning models using customer data, including churn prediction, customer segmentation, and recommendation systems. * Provide technical leadership and mentorship to data scientists, setting best practices and raising overall capability. * Collaborate closely with stakeholders across the business, from C-suite executives to junior team members, translating complex technical concepts into clear, actionable insights. * Help shape the data science roadmap and contribute to strategic decision-making within the organisation. What we're looking for: * 4+ years of commercial experience working as a Data Scientist. * Strong programming skills in Python and SQL, with hands-on experience using PyTorch and TensorFlow. * Proven experience working on customer-focused or personalisation-driven data science problems (e.g., churn, recommendations, segmentation). * Excellent communication skills, with the confidence to engage and influence both technical and non-technical stakeholders. * Experience leading projects or providing technical direction to others (formal leadership not essential). Location: Leicester (Hybrid) Employment type: Full-time Seniority level: Mid-Senior Industries: Retail Apparel and Fashion Referrals increase your chances of interviewing at Harnham by 2x Get notified about new Lead Data Scientist jobs in Leicestershire, England, United Kingdom. ## Related Videos - [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail) - [Fault Tolerance and Consistency at Scale: Harnessing the Power of Distributed SQL Databases](https://www.wearedevelopers.com/videos/1146-fault-tolerance-and-consistency-at-scale-harnessing-the-power-of-distributed-sql-databases) - [Machine learning in the browser with TensorFlowjs](https://www.wearedevelopers.com/videos/155-machine-learning-in-the-browser-with-tensorflowjs) - [Photonic Computing: Programming a New Class of AI Accelerators (incl. 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