Senior Data Scientist / Machine Learning EngineerSenior Data Scientist / Machine Learning EngineerGet AI-powered advice on this job and more exclusive features.This range is provided by Harnham. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay rangeDirect message the job poster from HarnhamSenior Consultant - AI, Machine Learning and Data ScienceContract Senior Data Scientist / ML Engineer£600-800/day | Outside IR35 | Hybrid (Central London, 2 days/week)We're working with a specialist consultancy delivering high-impact machine learning solutions to private equity-backed businesses. They are looking for an experienced Data Scientist or ML Engineer to support a live project, applying classical machine learning to solve tangible, high-value problems.You will be joining a small, collaborative team of engineers and data scientists on-site 2 days per week in Central London.The work focuses on traditional ML use cases, such as:Optimisation modelling to improve manufacturing throughputPredictive modelling to anticipate and reduce asset downtimeCustomer churn prediction and mitigationNext-best-action modelling for sales agentsGeospatial modelling to inform store and asset placement decisionsMust-Have Requirements:3-5+ years' experience applying classical ML in commercial settingsExcellent Python coding skills (production-grade, using libraries like Pandas, NumPy, scikit-learn)Strong understanding of supervised and unsupervised learning methods (regression, classification, clustering, tree-based models, etc.)Comfortable working across the full ML lifecyclePrevious exposure to ambiguous or evolving problem spaces, ideally within consulting or client-facing environmentsExperience with AWS / Azure and SageMakerClear and confident communicator, able to contribute to client conversations and work collaboratively with delivery teamsDegree from a top university in a quantitative discipline (Master's preferred)Based in London and able to attend the client site 2 x per week.Nice-to-Haves:Experience with geospatial modelling, time series forecasting, or operational optimisationDBTInterviews are taking place this week. Start ASAP.Please emailContract Senior Data Scientist / ML Engineer£600-800/day | Outside IR35 | Hybrid (Central London, 2 days/week)We're working with a specialist consultancy delivering high-impact machine learning solutions to private equity-backed businesses. They are looking for an experienced Data Scientist or ML Engineer to support a live project, applying classical machine learning to solve tangible, high-value problems.You will be joining a small, collaborative team of engineers and data scientists on-site 2 days per week in Central London.The work focuses on traditional ML use cases, such as:Optimisation modelling to improve manufacturing throughputPredictive modelling to anticipate and reduce asset downtimeCustomer churn prediction and mitigationNext-best-action modelling for sales agentsGeospatial modelling to inform store and asset placement decisionsMust-Have Requirements:3-5+ years' experience applying classical ML in commercial settingsExcellent Python coding skills (production-grade, using libraries like Pandas, NumPy, scikit-learn)Strong understanding of supervised and unsupervised learning methods (regression, classification, clustering, tree-based models, etc.)Comfortable working across the full ML lifecyclePrevious exposure to ambiguous or evolving problem spaces, ideally within consulting or client-facing environmentsExperience with AWS / Azure and SageMakerClear and confident communicator, able to contribute to client conversations and work collaboratively with delivery teamsDegree from a top university in a quantitative discipline (Master's preferred)Based in London and able to attend the client site 2 x per week.Nice-to-Haves:Experience with geospatial modelling, time series forecasting, or operational optimisationDBTInterviews are taking place this week. Start ASAP.Please emailDesired Skills and ExperiencePredictive Modelling, Python Machine Learning, Full ML LifecycleSeniority levelSeniority levelMid-Senior levelEmployment typeEmployment typeContractJob functionJob functionInformation TechnologyIndustriesTechnology, Information and InternetReferrals increase your chances of interviewing at Harnham by 2xSign in to set job alerts for “Senior Data Scientist” roles.London, England, United Kingdom 7 hours agoSenior Data Scientist - Product InsightsLondon, England, United Kingdom 3 weeks agoLondon, England, United Kingdom 1 month agoMachine Learning Scientists and Engineers: AI for QuantumLondon, England, United Kingdom 6 days agoLondon, England, United Kingdom 3 weeks agoLondon, England, United Kingdom 4 days agoResearch Scientist (Quantum Chemistry and Machine Learning), LondonLondon, England, United Kingdom 5 days agoSr Data Science Manager, Professional ServicesLondon, England, United Kingdom 1 week agoLondon, England, United Kingdom 1 week agoSenior Data Science Manager, Professional ServicesGreater London, England, United Kingdom 2 weeks agoLondon, England, United Kingdom 1 day agoSenior Marketing Data Scientist - Strategic Growth PartnerLondon, England, United Kingdom 2 weeks agoCity Of London, England, United Kingdom 4 days agoLondon, England, United Kingdom 5 days agoData Science Manager, Verification & Premium SupportLondon, England, United Kingdom 7 hours agoLondon, England, United Kingdom 2 weeks agoLondon, England, United Kingdom 1 week agoLondon, England, United Kingdom 1 week agoLondon, England, United Kingdom 3 days agoLondon, England, United Kingdom 1 month agoSenior Data and Business Analyst - Workforce Data (Ref: 5174)London, England, United Kingdom 2 weeks agoLondon, England, United Kingdom 3 weeks agoQuantitative Researcher (Machine Learning)Chigwell, England, United Kingdom 1 week agoQuantitative Researcher (Machine Learning)London, England, United Kingdom 2 months agoWe’re unlocking community knowledge in a new way. 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