1 to 25 of 40 Senior Data Scientist Jobs in the South East

Senior Data Scientist London – 4 Days on-site £65,000 - £110,000 DOE + Generous Equity + Unlimited Holiday This is an excellent opportunity for a Senior Data Scientist to join a rapidly growing start-up, where you will focus on analytics and modelling … connecting businesses with skilled professionals for short-term staffing needs, this innovative solution optimises workforce efficiency. In this varied role you will leverage your data science expertise to drive positive business impact, demonstrating experience in data preparation. You will use machine learning tools and statistical techniques to solve … business problems and collaborate with non-technical experts to propose data-driven solutions. You will confidently present complex subjects to non-technical and technical stakeholders. The ideal candidate will possess a minimum of 2+ years of experience building AI models in Python within a startup environment or leading Tech More ❯

Senior Data Scientist - Charity Our client, a leading public-sector charity dedicated to making a meaningful impact, is seeking a Senior Data Scientist to join their team. In this role, you will drive data-centric insights, improve operational processes, and support impactful decision … making for their fundraising and outreach initiatives. As a Senior Data Scientist, you will apply your expertise in statistical methods, machine learning, and predictive modeling to uncover valuable insights from data. You’ll collaborate with cross-functional teams to support strategy, enhance donor engagement, and optimize campaigns. … With your experience in R/Python, machine learning algorithms, and data visualisation, you will play a key role in shaping the future of the charity's data-driven approach. This is an exciting opportunity to be part of an organisation committed to creating positive change. This is More ❯

Senior Data Scientist – AI/LLM Trading Platform Overview We are looking for an experienced Senior Data Scientist to design and implement a high-performance data pipeline for an AI/LLM-powered trading platform. This role involves handling large-scale, unstructured financial … data—such as articles, books, and research papers—by collecting, extracting, cleaning, and structuring it for machine learning and trading strategies. What You’ll Do Develop Scalable Data Pipelines – Design and maintain an efficient pipeline to process unstructured data for AI/LLM models. Process Unstructured Text … Data – Extract and prepare data from diverse sources, including financial literature and research. ETL & Data Engineering – Build ETL workflows that unify data from multiple sources into a structured format. Ensure Data Quality – Implement validation techniques and anomaly detection for data integrity. Collaborate Across Teams More ❯

Senior Data Scientist (Mid and/or Senior) Location: Camden, London (4 days in-office) Salary: £70,000 - £110,000 + generous equity Cutting edge start-up. La Fosse have partnered with a well-funded SaaS company that is transforming workforce management through cutting-edge AI … driven forecasting and predictive models. The platform helps businesses optimise staffing based on predicted sales, leveraging data from multiple sources such as weather patterns, events, and historical trends. With strong industry partnerships and a push to scale the SaaS product, they are now looking for a highly skilled Data Scientist (mid or snr) to play a key role in refining the models. Key Responsibilities: Develop and refine forecasting models to predict daily sales patterns. Integrate external factors (e.g., weather, sporting events) into predictive analytics. Provide technical expertise on model development and implementation. Optimise model performance for real More ❯

Senior Marketing Data Scientist Up to £75,000 Hybrid - London A great opportunity to join a leading customer data science company as a Senior Marketing Data Scientist THE BUSINESS The business is a global leader in customer data science, empowering businesses to … compete and thrive in the modern-data driven economy always putting the customer first. Enabling businesses to grow and diversify by utilising and understanding data and ensuring the customer is put first. Joining the business as a Senior Marketing Data Scientist, you'd be helping … to scope out business problems, creating data science solutions for these problems and then delivering insights and recommendations of the back of it. THE ROLE AND RESPONSIBILITIES Understanding business problems, creating data science solutions and delivering insights and recommendations Working directly with clients and helping the team to More ❯

Job Title: Senior Data Scientist (AI & ML) Location: London hybrid Salary: £80-90K + Equity About the Company: A super interesting start-up that is on a mission to take on some of the most complex challenges in the field of predictive models, fraud detection, and … AI-powered insights. What You’ll Do: As a Senior Data Scientist, you will own the product and lead the development of AI features. You’ll be a hands-on “do-er” who’s comfortable rolling up your sleeves and executing. This role is ideal for an … datasets and cutting-edge technologies. You’ll be responsible for: Building and optimising machine learning models using NLP and graph vector DBs Leveraging big data efficiently to create actionable insights Working with large documents, data infrastructure, and containerization Investigating fraud and ethics reports, transforming raw data into More ❯

Senior Data Scientist- Pensions We are currently recruiting for a Senior Data Scientist with workplace pension experience to join one of our Insurance clients on a 6-month contract. Inside IR35 Hybrid Responsibilities: Own the development and implementation of data models, analytics frameworks … and experimentation strategies across the platform. Analyze user journeys and behavioral data across tenants to uncover insights that inform product and engagement strategies. Develop segmentation and predictive models to support personalization and proactive member engagement based on demographics, behavior, and interaction activities etc. Design and analyze experiments (A/… performance, and identify growth opportunities. Create dashboards and self-serve analytics tools to empower internal teams with real-time insights. Mentor and coach junior data team members, fostering their growth in analytics, modeling, and communication. Contribute to and uphold best practices in data quality, governance, and compliance, especially More ❯

Senior Data Scientist – Epigenetics Location: London (Hybrid, 2 days remote) Type: Full-time | Competitive Salary + Share Options A stealth-mode biotech startup is seeking a Senior Data Scientist to drive innovation. You’ll work on cutting-edge omics and machine learning projects using … non-invasive epigenetic data to develop predictive diagnostics and personalized treatments. Key Responsibilities: Develop ML models for epigenetic data Analyze DNA methylation and integrate clinical/phenotypic data Build and scale analysis pipelines on AWS Collaborate with a cross-functional R&D team Present findings and contribute … to strategic decisions Requirements: MSc/PhD or equivalent in Bioinformatics, Biochemistry, CS, or related field +2 years’ experience in Data Science outside of Academia Strong Python and cloud computing (AWS/GCP/Azure) skills Experience with NGS data, version control, and CI/CD Bonus Skills More ❯

Senior Data Scientist - Python - SQL - Blockchain - Hybrid (London) - £75k-£95k (Equity Offered) Currently working with a client in the Crypto industry who is looking for a motivated senior data scientist to join their team and help prevent financial crimes and allow cryptocurrencies to be … used for good. Responsibilities: Work in a highly collaborative environment with engineers, blockchain analysts, data scientists, researchers. Your shared goal is creating intelligence, you contribute in different ways. Be deeply opinionated about where we're spending our time, and how we can increase the value of our intelligence. Own … powerful model? Participate in a collegiate group of blockchain experts, share your knowledge across our business wherever it is effective. Requirements: Is comfortable querying data with SQL and Python. Can optimise queries for huge datasets. Has a solid understanding of blockchain ecosystem elements like DeFi, Exchanges, Wallets, Smart Contracts More ❯

Senior Data Scientist Location: London Salary: Up to £80,000 About the Company Our client is one of the UK’s fastest-growing fintech companies, revolutionizing consumer finance by making it faster, cheaper, and more transparent. Backed by leading investors and loved by customers, they’ve rebuilt … strong foothold in the UK and US markets, they are challenging big banks and outdated systems with cutting-edge technology. The Role As a Senior Data Scientist, you’ll be at the heart of the business, developing state-of-the-art credit risk models to underpin loan … reliance on a separate ML engineering team. Key Responsibilities Develop proprietary risk models to improve underwriting quality and enhance decision-making. Understand the products, data, and strategies to effectively inform risk modelling. Translate business problems into data-driven solutions and clearly communicate insights. Collaborate with stakeholders and contribute More ❯

Senior Data Scientist | London | Decarbonize the grid I'm searching for a Senior Data Scientist to join a fast-growing Energy Tech startup that are building the critical infrastructure to accelerate our transition to net-zero and underpin a decarbonised energy system! They are … backed by top VCs & Angel Investors (previously invested in Meta, BeReal, Slack, and more!) The team are hiring data scientists with a strong quantitative & algorithmic background to optimise energy usage in a net-zero electricity grid. This predicts and balances energy needs in real time and shifts electricity consumption More ❯

Senior Data Scientist Location : Central London (Hybrid) Package : Up to £80k + Bonus An award winning organisation reshaping the future of digital advertising with cutting-edge AI-powered solutions that make video ad targeting smarter, safer, and more effective. By leveraging advanced contextual data, they connect … brands with their ideal audiences while delivering transparency and performance at scale. Their products and services rely on intelligent features, in depth data analysis, and trained AI models. They even partner with industry leaders like Warner Bros, Pokémon, & Asics. We’re looking for a Sr. Data Scientist who can help develop our analytics and enrichment capabilities to drive data-led decision making and build industry leading data products. Responsibilities: Build new solutions from prototypes to production feature to solve business problems using machine learning and statistical analysis Maintain and build upon our existing ML More ❯

Senior Data Scientist – 6 Month Contract Remote - £525 - 575/day Inside IR35 Spinks are partnered with a leading UK Consultancy who are looking for an experienced Data Scientist to join on an exciting project in the early stages of its journey. This project works … closely with a leading Entertainment platform, aiming to improve and optimise the search engine function. You will work with other Data Scientists to build and optimise ML Models that improve the accuracy and efficiency of the search engine. Experience in a similar project is extremely beneficial for this position. More ❯

Principal Data Scientist - Remote Remote Working - UK Home-based with very occasional travel into the office £52,737 - £66,197 (National Framework) or £58,409- £71,869 (London Framework – if you are London office based or homebased and live within the boundary of the M25) Plus an additional … with current UK working rights for this role, this client cannot offer visa sponsorship. A new and exciting opportunity has arisen for a Principal Data Scientist with a strong background in Advanced AI (Artificial Intelligence) to lead, mentor and up skill a team of Data Scientists. Collaborating … cross-functionally the role will focus on the delivery of AI and Data Science programmes across the organisation, driving Data Quality, Data Governance and Best Practice. Proven and demonstratable experience of Python coding and clouding computing is required coupled with fantastic communication skills to problem solve and More ❯

Principal Data Scientist - Remote Remote Working - UK Home-based with very occasional travel into the office £52,737 - £66,197 (National Framework) or £58,409- £71,869 (London Framework – if you are London office based or homebased and live within the boundary of the M25) Plus an additional … with current UK working rights for this role, this client cannot offer visa sponsorship. A new and exciting opportunity has arisen for a Principal Data Scientist with a strong background in Advanced AI (Artificial Intelligence) to lead, mentor and up skill a team of Data Scientists. Collaborating … cross-functionally the role will focus on the delivery of AI and Data Science programmes across the organisation, driving Data Quality, Data Governance and Best Practice. Proven and demonstratable experience of Python coding and clouding computing is required coupled with fantastic communication skills to problem solve and More ❯

Principal Data Scientist - Remote Remote Working - UK Home-based with very occasional travel into the office £52,737 - £66,197 (National Framework) or £58,409- £71,869 (London Framework – if you are London office based or homebased and live within the boundary of the M25) Plus an additional … with current UK working rights for this role, this client cannot offer visa sponsorship. A new and exciting opportunity has arisen for a Principal Data Scientist with a strong background in Advanced AI (Artificial Intelligence) to lead, mentor and up skill a team of Data Scientists. Collaborating … cross-functionally the role will focus on the delivery of AI and Data Science programmes across the organisation, driving Data Quality, Data Governance and Best Practice. Proven and demonstratable experience of Python coding and clouding computing is required coupled with fantastic communication skills to problem solve and More ❯

Principal Data Scientist - Remote Remote Working - UK Home-based with very occasional travel into the office £52,737 - £66,197 (National Framework) or £58,409- £71,869 (London Framework – if you are London office based or homebased and live within the boundary of the M25) Plus an additional … with current UK working rights for this role, this client cannot offer visa sponsorship. A new and exciting opportunity has arisen for a Principal Data Scientist with a strong background in Advanced AI (Artificial Intelligence) to lead, mentor and up skill a team of Data Scientists. Collaborating … cross-functionally the role will focus on the delivery of AI and Data Science programmes across the organisation, driving Data Quality, Data Governance and Best Practice. Proven and demonstratable experience of Python coding and clouding computing is required coupled with fantastic communication skills to problem solve and More ❯

Senior Data Scientist - One of London's brightest tech brands! Join one of London's flagship tech brands as they continue to scale their data team with the launch of a new data science squad! 💰 Salary: £85,000 to £95,000 + 10-30% bonus … + benefits 🏠 Location: Hybrid, London HQ 🧩 Interview process: 3 stages 📢 Reporting to: Head of Data & Analytics 👏 Company size: ~1000 (~40 in data) 🎯 Working on: Predictive Modelling Revenue Forecasting/FinOps Demand Forecasting Churn You'll be taking your insights and using them to shift business strategy, working closely … with leaders not only in the data team but across the business! We're looking for: Extensive experience in data science, with a strong background in building predictive models and analytics solutions. Experience working in a fast-paced or scaling-business Expertise in statistical analysis, machine learning, and More ❯

Senior Marketing Data Scientist/MMM Specialist Location: London (Hybrid Working) Duration: Minimum 6 month contract + long term extensions - Project scope scheduled for the next 2/3 years. Start Date: ASAP We have an excellent opportunity for a Senior Marketing Data Scientist … multinational FMCG brand in London. Hybrid working, initial 6 month contract + opportunity to extend long-term & start date May 2025. Role Summary: Lead data activities including extraction, transformation, analysis, and validation to support Marketing Mix Modelling (MMM). Build, enhance, and validate models to analyze KPIs and guide … modeling, statistical and ML techniques . Experience with probabilistic programming, Bayesian methods, and MCMC. Proficient in SQL and/or Spark for large-scale data mining. Solid understanding of statistical foundations and mathematical modelling. Familiarity with cloud-based frameworks; Azure preferred. Advanced degree (MS/PhD) in Data More ❯

Senior Data Scientist London – Hybrid (3 days a week) £70,000 - £90,000 + Benefits Our client is a precision marketing agency, leveraging data, technology, and creativity to fuel client growth. As part of their Marketing Sciences Data Science Team, you’ll play a pivotal … role in revolutionising marketing strategies through cutting-edge Data Science and Machine Learning solutions. What You’ll Do Build predictive models for campaign optimisation, forecasting, and price elasticity analysis. Support junior data scientists while contributing to high-impact projects. Create and implement AI-driven solutions that personalise customer … experiences and maximise marketing performance. Use A/B testing and advanced analytics to assess the real-world impact of data-driven strategies. Present findings to technical and non-technical stakeholders, driving data-led decision-making. What We’re Looking For A strong academic background in Computer Science More ❯

Senior Data Scientist - Multi Touch Attribution/Marketing Mix Modelling About the job Our client is a leading global company specializing in premium lifestyle products across various categories, including apparel, accessories, and home. They are currently seeking an experienced Data Scientist with specific marketing modelling … to join their team. Responsibilities: Leverage econometric and MTA methodologies to assess marketing effectiveness and provide strategic recommendations Oversee data collection, including extraction, manipulation, analysis, and validation, ensuring proper use of KPIs in modelling. Build MTA models to analyse operations and drive actionable insights. Utilise Excel, SQL, and Python … to process, transform, and create models, while presenting findings to stakeholders at all levels. Requirements: 5+ years of experience in Data Science, with expertise in Snowflake, SQL, Python, and R. Demonstrable MTA/MMM modelling experience. Strong understanding of customer journeys from a quantitative perspective and experience in Data More ❯

exposure, and identifies effective treatments for that patient. This technology acts as a translational model and clinical development tool for drug discovery. Our patient data, biobank and biomarker technology have led to the creation of an in-house drug discovery pipeline for cancers with high unmet need. We are … a VC-backed start-up based in London, England and Natick, Massachusetts. To grow our company, we’re looking for a Senior Data Scientist with experience in biotech to join our early-stage team. Will you be the one? Job Description This role offers an opportunity to … apply your expertise in data science, machine learning, and statistical modeling to oncology-focused target identification and drug discovery . You will work with diverse datasets, from different sources including genomics, transcriptomics, proteomics, and high-content imaging data, to support the identification of cancer targets and the development More ❯

PRINCIPAL DATA SCIENTIST – HYBRID (London, 3 days a week) £100,000–£125,000+ based on experience THE COMPANY Join a high-impact data science team at a global marketing and customer experience company. As a Principal Data Scientist, you’ll lead the development of end … get stuck into code. You’ll partner closely with engineers, strategists, and creatives in a genuinely cross-functional setting. THE ROLE As a Principal Data Scientist, you will: Lead the design, implementation, and deployment of advanced ML solutions across the full stack — from data engineering and modelling … steer high-impact projects from ideation to delivery, aligning technical strategy with business objectives Serve as a technical mentor to mid-level and junior data scientists Represent the data science function in client conversations and cross-functional planning Maintain a high bar for clean, testable code and scalable More ❯

Combine research, engineering, and publishing in one role. This is a fantastic opportunity to join a growing, tech-forward quant research team. As a Senior Data Scientist, you’ll be joining a collaborative and innovation-focused environment where you’ll help solve complex problems using modern AI … and machine learning techniques. You’ll work on designing intelligent systems that uncover hidden signals in data and influence how assets are allocated. What you’ll be doing: This role is ideal for someone who’s motivated by research, enjoys working with large-scale data systems, and wants … be encouraged to bring new ideas, explore emerging technologies, and push the boundaries of what’s possible. You’ll help design and build scalable data platforms and intelligent models that deliver insights from diverse and often unstructured data sources. Whether it's creating pipelines, fine-tuning models, or More ❯

Lead Data Scientist Luton/Hybrid About Us: When it comes to innovation and achievement there are few organisations with a better track record. Join us and you’ll be able to play a big part in the success of our highly successful, fast-paced business that opens … over 16,000 people. Its big-scale stuff and we’re still growing. Role Overview: At easyJet, we are committed to becoming a leading data-driven airline with the ambitious goal of achieving a mid-term target of £1 billion in profit. Joining our Data Analytics & Intelligence (DA … I) team means you will play a pivotal role in enabling robust and scalable data science solutions that will unlock significant revenue and cost-saving opportunities. We are seeking a Lead Data Scientist to backfill a critical position within our team. This role focuses on the training More ❯