Principal Data Scientist Jobs in the UK

1 to 25 of 35 Principal Data Scientist Jobs in the UK

Principal AI Data Scientist (London)

London, UK
Hybrid / WFH Options
Atorus Research
Join to apply for the Principal AI Data Scientist role at Atorus Join to apply for the Principal AI Data Scientist role at Atorus Get AI-powered advice on this job and more exclusive features. Description The Principal, AI Data Scientist will be responsible for supporting the implementation of innovative, complex …/ML/GenAI solutions across the areas of Clinical Trial Execution and Digital Healthcare across Research and Development. full-time remote from anywhere in the UK Description The Principal, AI Data Scientist will be responsible for supporting the implementation of innovative, complex and transformative AI/ML/GenAI solutions across the areas of Clinical Trial … Essential Functions Support the development and implementation of AI/ML/GenAI solutions to optimize clinical trial operations, including such areas as patient recruitment, patient retention, real-time data monitoring and automated data collection system build. Support the development and implementation GenAI applications for automated clinical trial documentation generation including such areas medical reports, clinical study reports More ❯
Employment Type: Full-time
Posted:

Senior Principal Data Scientist (London)

London, UK
Hybrid / WFH Options
Novartis
View more categories View less categories Discipline Maths & IT ,Data Analysis Position Type Permanent Hours Full Time Result Type Jobs Job Description Summary -Understand complex and critical business problems, formulates integrated analytical approach to mine data sources, employ statistical methods and machine learning algorithms to contribute solving unmet medical needs, discover actionable insights and automate process for reducing … effort and time for repeated use. To manage the implementation and adherence to the overall data lifecycle of enterprise data from data acquisition or creation through enrichment, consumption, retention, and retirement, enabling the availability of useful, clean, and accurate data throughout its usefull lifecycle. High agility to be able to work across various business domains.High agility … help give people with disease and their families a brighter future to look forward to. Apply today and welcome to where we thrive together! The Role As a Senior Principal Data Scientist in the Medical Affairs Advanced Quantitative Sciences group, you will be responsible for the discussion and implementation of data science methodologies applied to patient More ❯
Employment Type: Full-time
Posted:

Principal Data Scientist

United Kingdom
Hybrid / WFH Options
Made Tech Limited
Our Principal Data Scientists are responsible for leading and delivering strategically significant, complex client engagements across our portfolio of clients. We believe that great delivery stems from a thorough understanding of our clients and their needs, strong discipline skills and subject matter expertise, excellent leadership and a clear vision of lasting and effective change in a public sector … environment. We expect our Principal Data Scientist to bring all of that and enthuse our delivery teams with the same passion. The successful candidate will lead the Data Science aspects of our client engagements while overseeing the wider delivery within the account (or industry) when appropriate. They will coach and develop team members on their engagements … providing them with detailed performance feedback, as well as monitoring overall delivery to achieve the highest levels of client satisfaction. In addition, our Principal Data Scientists are responsible for engaging with our clients to understand their challenges and build lasting, trusted advisor relationships. They will also oversee multiple, concurrent client deliveries to help ensure quality and drive the More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Data Scientist

London Area, United Kingdom
Harnham
Principal Data Scientist London, UK (Hybrid) Up to £135,000 About the Company We’re working with a next-generation private markets firm that is redefining value creation by combining deep industry expertise with advanced AI and data science. This is a unique opportunity to join a company that partners directly with portfolio companies to drive … measurable operational and financial performance—powered by data. They’re now hiring a Principal Data Scientist to lead high-impact analytics and machine learning projects across a wide variety of real-world domains - from manufacturing to customer experience and commercial optimisation. Working closely with a multidisciplinary team, you’ll have the autonomy to shape technical approaches while … staying closely tied to commercial outcomes. This role is ideal for someone who enjoys solving complex, ambiguous business problems using data science, and wants to work at the intersection of technology, investment, and strategy. Key Responsibilities Translate complex business problems into measurable data science solutions that deliver commercial value Lead the design, development, and deployment of predictive and More ❯
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Principal Data Scientist

City of London, London, United Kingdom
Harnham
Principal Data Scientist London, UK (Hybrid) Up to £135,000 About the Company We’re working with a next-generation private markets firm that is redefining value creation by combining deep industry expertise with advanced AI and data science. This is a unique opportunity to join a company that partners directly with portfolio companies to drive … measurable operational and financial performance—powered by data. They’re now hiring a Principal Data Scientist to lead high-impact analytics and machine learning projects across a wide variety of real-world domains - from manufacturing to customer experience and commercial optimisation. Working closely with a multidisciplinary team, you’ll have the autonomy to shape technical approaches while … staying closely tied to commercial outcomes. This role is ideal for someone who enjoys solving complex, ambiguous business problems using data science, and wants to work at the intersection of technology, investment, and strategy. Key Responsibilities Translate complex business problems into measurable data science solutions that deliver commercial value Lead the design, development, and deployment of predictive and More ❯
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Principal Data Scientist

London, United Kingdom
Hybrid / WFH Options
Data Science Festival
Principal Data Scientist Salary: Up to £85k Location: London, Hybrid Data Idols is proud to be partnering with a leading energy company that's on a mission to revolutionise how energy is produced, distributed, and consumed. As they invest heavily in smart technology and data platforms, they're looking for a Principal Data Scientist to help drive innovation, efficiency, and sustainability across the business. The Opportunity This is your chance to apply data science in a sector that truly matters. You'll work on complex, high-impact challenges, from demand forecasting and energy usage optimisation, to predictive maintenance and sustainability modelling. Collaborating with data engineers, product teams, and energy … energy tech Support for continuous learning , certifications, and personal growth Skills and Experience Strong background in Python and SQL , with solid applied ML experience Experience working with time-series data , forecasting, or optimisation models Familiarity with cloud platforms (e.g., AWS, GCP, or Azure) Strong communication skills and ability to collaborate with cross-functional teams If you're a mission More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Data Scientist (London)

London, UK
Hybrid / WFH Options
Data Science Festival
Principal Data Scientist Salary: Up to 85k Location: London, Hybrid Data Idols is proud to be partnering with a leading energy company thats on a mission to revolutionise how energy is produced, distributed, and consumed. As they invest heavily in smart technology and data platforms, theyre looking for a Principal Data Scientist to help drive innovation, efficiency, and sustainability across the business. The Opportunity This is your chance to apply data science in a sector that truly matters. Youll work on complex, high-impact challenges, from demand forecasting and energy usage optimisation, to predictive maintenance and sustainability modelling. Collaborating with data engineers, product teams, and energy specialists, youll design … energy tech Support for continuous learning , certifications, and personal growth Skills and Experience Strong background in Python and SQL , with solid applied ML experience Experience working with time-series data , forecasting, or optimisation models Familiarity with cloud platforms (e.g., AWS, GCP, or Azure) Strong communication skills and ability to collaborate with cross-functional teams If youre a mission-driven More ❯
Employment Type: Full-time
Posted:

Principal Data Scientist - Data Intelligence

United Kingdom
Hybrid / WFH Options
black.ai
as one of the world's top private cloud companies by Forbes and most innovative companies by Fast Company. For more information visit . We are looking for a Principal Data Scientist to influence and drive the creation of actionable Insights and impactful AI features powering Culture Amps advanced product features. We have a unique, world class … data set covering employee engagement and performance globally. This role will be a key part of the data science leadership team and as the most senior individual contributor, you will play a crucial role in shaping and driving an uplift in problem definition, data exploration, insight generation, metrics formation, AI feature development and evaluation both in the … data group and the wider company. You will be a master of your craft, and enjoy teaching and mentoring others to maximise the impact of the specialist data science function. You will Collaborate across team and camp boundaries to drive alignment on our data strategy and that data science techniques are being effectively applied across all More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

7957 - Principle Data Scientist

London, United Kingdom
Hybrid / WFH Options
Ministry of Justice
for a balance between remote work and time spent in your local office. Office locations can be found ON THIS MAP The Role We're recruiting for a Principle Data Scientist here at the Ministry of Justice , to be part of our warm and collaborative Data Science and AI Hub. The Ministry of Justice is a major … principles of justice. Our vision is to deliver a world-class justice system that works for everyone in society. We are passionate about improving justice outcomes through innovative research, data and analysis. The Data Science & AI Hub We are a multi-disciplinary team of around 70 staff that sits at the heart of the Ministry of Justice providing … data science support across a diverse and exciting agenda. We work in a dynamic and fast-paced context and our skills are in heavy demand across the Ministry of Justice. Our collaborations beyond government are seen as ground-breaking. We create a culture in which people are empowered with the data and information to make excellent decisions using More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Data Scientist

London Area, United Kingdom
Harnham
Principal Data Scientist Up to £125,000 London (Hybrid, 3 days onsite per week) Company: A leading marketing and analytics agency is seeking a Lead Data Scientist to develop and deploy end-to-end AI solutions. You'll work on machine learning models for retention, price optimisation, recommendation engines, NLP, and Computer Vision. Responsibilities: Design … production-level code) and other tools like SQL, Spark, and Databricks. Apply clustering, classification, regression, time series modelling, NLP, and deep learning. Develop recommendation engines and leverage third-party data enhancements. Implement MLOps/DevOps practices in cloud environments (AWS, Azure, GCP). Ensure explainability, bias detection, and algorithmic fairness in models. Collaborate with stakeholders to translate business challenges … into data-driven solutions. Requirements: MSc or PhD Degree in Computer Science, Artificial Intelligence, Mathematics, Statistics or related fields. Strong Python skills (bonus: C++, SQL, Spark) Experience in ML algorithms (XGBoost, clustering, regression) Expertise in Time Series, NLP, Computer Vision, MLOps Knowledge of AWS/Azure/GCP, CI/CD, and Agile development Ability to own solutions and More ❯
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Principal Data Scientist

City of London, London, United Kingdom
Harnham
Principal Data Scientist Up to £125,000 London (Hybrid, 3 days onsite per week) Company: A leading marketing and analytics agency is seeking a Lead Data Scientist to develop and deploy end-to-end AI solutions. You'll work on machine learning models for retention, price optimisation, recommendation engines, NLP, and Computer Vision. Responsibilities: Design … production-level code) and other tools like SQL, Spark, and Databricks. Apply clustering, classification, regression, time series modelling, NLP, and deep learning. Develop recommendation engines and leverage third-party data enhancements. Implement MLOps/DevOps practices in cloud environments (AWS, Azure, GCP). Ensure explainability, bias detection, and algorithmic fairness in models. Collaborate with stakeholders to translate business challenges … into data-driven solutions. Requirements: MSc or PhD Degree in Computer Science, Artificial Intelligence, Mathematics, Statistics or related fields. Strong Python skills (bonus: C++, SQL, Spark) Experience in ML algorithms (XGBoost, clustering, regression) Expertise in Time Series, NLP, Computer Vision, MLOps Knowledge of AWS/Azure/GCP, CI/CD, and Agile development Ability to own solutions and More ❯
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Principal Data Scientist (London)

Sundridge, Greater London, UK
Investigo
paced financial environment. Building frameworks that regulators respect and internal teams can actually follow. Validating complex models - credit risk, fraud, IFRS9 - all the fun stuff. Digging into assumptions, code, data, and logic. No surface-level reviews. Building a team of people who know how to challenge without being obnoxious. Dealing with senior stakeholders who dont want it depends as … deck. You know when to be technical, when to be strategic, and when to shut up and listen. A proper degree in something terrifying would be great - stats, maths, data science, whatever. Why this role? Because its rare to find a role where the business wants to be challenged - and will give you the space, the backing, and the … time Job function Job function Information Technology Industries Computer and Network Security Referrals increase your chances of interviewing at Investigo by 2x Sign in to set job alerts for Data Scientist roles. London, England, United Kingdom 1 week ago London Area, United Kingdom 35,000.00-45,000.00 20 hours ago London, England, United Kingdom 3 weeks ago London More ❯
Employment Type: Full-time
Posted:

Principal Data Scientist

London, United Kingdom
Barts Health NHS Trust
Job summary An exciting opportunity to be involved at the cutting edge of oncology AI research and innovation in East London. This role is for a talented Principal Data Scientist to lead the data science workstream of PharosAI at Barts Health. They will join a growing team which is focused on AI and reproducible applications of … healthcare data to deliver innovative health care products and services to the front line. Barts Health has been awarded£4.3mas part of £18.9m in funding from the Department for Science, Innovation and Technology to support the PharosAI programme by providing expertise in AI development and ensuring that data from theBarts Health Data Platformas well asBarts' local tissue … for the benefit of people in North East London, the UK and beyond. There is a requirement for the successful candidate to additionally cover the Barts Life Sciences Lead Data Scientist role as maternity cover. This will involve providing line-management to the existing highly-competent and experienced Data Science team until May 2026, when the incumbentLead More ❯
Employment Type: Fixed-Term
Salary: £82462.00 - £93773.00 a year
Posted:

Principal AI Data Scientist (London)

London, UK
Hybrid / WFH Options
Atorus Research
Principal AI Data Scientist full-time remote from anywhere in the UK #LI-Remote Description: The Principal, AI Data Scientist will be responsible for supporting the implementation of innovative, complex and transformative AI/ML/GenAI solutions across the areas of Clinical Trial Execution and Digital Healthcare across Research and Development. Essential Functions … Support the development and implementation of AI/ML/GenAI solutions to optimize clinical trial operations, including such areas as patient recruitment, patient retention, real-time data monitoring and automated data collection system build. Support the development and implementation GenAI applications for automated clinical trial documentation generation including such areas medical reports, clinical study reports, protocols and … patient narratives. Support the development and implementation of Digital Healthcare applications for medical and scientific tools, RWE new ways of generating real data, patients' engagement. Support the design and develop predictive models and generative AI solutions using diverse healthcare data sources, including clinical trials data, electronic health records, wearable devices, patient-reported outcomes, HEOR data, phase More ❯
Employment Type: Full-time
Posted:

Principal Data Scientist - Gram Games (London)

London, UK
ZYNGA INC
matching, or competing, Zynga is where fun meets innovationand where you can take your career to the next level. Join us and be part of the play! As a Principal Data Scientist, you will play a key leadership role in driving Gram Games' data-driven culture and strategy. You will lead a team of data professionals while serving as a technical authority across the organization. Working closely with product teams, marketing team, and executive leadership, you'll develop innovative data science solutions, establish data strategy frameworks, and create advanced predictive models that directly impact product performance, player experience, and business growth. Your expertise will influence critical decision-making at all levels and … help shape the future of our games. What Youll Do Lead and mentor a team of data scientists and analysts, providing technical guidance, career development, and fostering collaboration across teams Define and implement our data science strategy, aligning it with business objectives and ensuring that data insights drive key decisions across the studio Develop advanced machine learning More ❯
Employment Type: Full-time
Posted:

Principal Data Scientist

England, United Kingdom
Hybrid / WFH Options
Harnham
Principal Consultant – Data Scientist AI/ML Location: Hybrid/Client-Site Travel Across the UK (3+ days/week) Salary: Up to £95,000 + bonus Type: Permanent THE COMPANY A rapidly growing management consultancy with a unique client mix— with a strong data and analytics foundation, they’re now building out their AI & ML … capability to expand the services they offer clients. THE ROLE As a Principal Data Science Consultant, you’ll shape and deliver AI/ML solutions across a wide range of industries. You’ll help scope opportunities, pitch ideas, and lead projects end-to-end. This is a rare role that blends technical credibility with strategy and stakeholder influence … impact through simulation, ML, NLP Engage in high-level stakeholder conversations and proposal development Help formalise and grow the advanced analytics team YOUR SKILLS AND EXPERIENCE 5+ years in Data Science/AI/ML, preferably within consulting or managed services Strong mix of technical and stakeholder-facing experience Evidence of delivering real business value (ROI, time saved, revenue More ❯
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Principal Data Scientist - Gram Games (London)

Highgate, Greater London, UK
Gram Games
environment, and on the overall company strategy. If you are motivated by autonomy, constant improvement, collaboration, and a sense of belonging, this is the place for you. As a Principal Data Scientist, you will play a key leadership role in driving Gram Games' data-driven culture and strategy. You will lead a team of data professionals while serving as a technical authority across the organization. Working closely with product teams, marketing team, and executive leadership, you'll develop innovative data science solutions, establish data strategy frameworks, and create advanced predictive models that directly impact product performance, player experience, and business growth. Your expertise will influence critical decision-making at all levels and … help shape the future of our games. What You'll Do Lead and mentor a team of data scientists and analysts, providing technical guidance, career development, and fostering collaboration across teams Define and implement our data science strategy, aligning it with business objectives and ensuring that data insights drive key decisions across the studio Develop advanced machine More ❯
Employment Type: Full-time
Posted:

Principal Data Scientist - Gram Games (London)

London, UK
2K
matching, or competing, Zynga is where fun meets innovationand where you can take your career to the next level. Join us and be part of the play! As a Principal Data Scientist, you will play a key leadership role in driving Gram Games' data-driven culture and strategy. You will lead a team of data professionals while serving as a technical authority across the organization. Working closely with product teams, marketing team, and executive leadership, you'll develop innovative data science solutions, establish data strategy frameworks, and create advanced predictive models that directly impact product performance, player experience, and business growth. Your expertise will influence critical decision-making at all levels and … help shape the future of our games. What Youll Do Lead and mentor a team of data scientists and analysts, providing technical guidance, career development, and fostering collaboration across teams Define and implement our data science strategy, aligning it with business objectives and ensuring that data insights drive key decisions across the studio Develop advanced machine learning More ❯
Employment Type: Full-time
Posted:

Senior/Principal Data Scientist - Cross Indication

London, United Kingdom
Relation Therapeutics Limited
Senior/Principal Data Scientist - Cross Indication London About Relation Relation is an end-to-end biotech company developing transformational medicines, with technology at our core. Our ambition is to understand human biology in unprecedented ways, discovering therapies to treat some of life's most devastating diseases. We leverage single-cell multi-omics directly from patient tissue … to advance the field of drug discovery. Your work will shape our culture, strategic direction, and, most importantly, impact patients' lives. Opportunity This is a unique opportunity for a data scientist to work on multi-omics data to drive transformative insights into drug discovery. As a member of the Cross Indication team, you will contribute to identifying … and validating drug targets through advanced data analysis and innovative computational approaches. The Cross Indication team collaborates across both Relations internal and partnership programmes, applying state-of-the-art computational methods to integrate diverse datasets. By combining biological insights with advanced data analytics, the team drives target discovery and validation initiative. Your responsibilities Develop and implement computational workflows More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Principal Data Scientist

London, United Kingdom
Hybrid / WFH Options
Novartis Farmacéutica
Understand complex and critical business problems, formulates integrated analytical approach to mine data sources, employ statistical methods and machine learning algorithms to contribute solving unmet medical needs, discover actionable insights and automate process for reducing effort and time for repeated use. To manage the implementation and adherence to the overall data lifecycle of enterprise data from data acquisition or creation through enrichment, consumption, retention, and retirement, enabling the availability of useful, clean, and accurate data throughout its useful lifecycle. High agility to be able to work across various business domains. Integrate business presentations, smart visualization tools and contextual storytelling to translate findings back to business users with a clear impact. Independently manage budget, ensuring appropriate … help give people with disease and their families a brighter future to look forward to. Apply today and welcome to where we thrive together! The Role As a Senior Principal Data Scientist in the Medical Affairs Advanced Quantitative Sciences group, you will be responsible for the discussion and implementation of data science methodologies applied to patient More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior/Principal Data Scientist - Single Cell

London, United Kingdom
Relation Therapeutics Limited
Senior/Principal Data Scientist - Single Cell London About Relation Relation is an end-to-end biotech company developing transformational medicines, with technology at our core. Our ambition is to understand human biology in unprecedented ways, discovering therapies to treat some of life's most devastating diseases. We leverage single-cell multi-omics directly from patient tissue … to advance the field of drug discovery. Your work will shape our culture, strategic direction, and, most importantly, impact patients' lives. Opportunity This is a unique opportunity for a data scientist to work on multi-omics and perturbational data to drive transformative insights into drug discovery. As a member of the Single Cell and Spatial Omics team … and embedded within one of the ML research teams, you will contribute advanced data analysis and domain expertise to challenge ML models that aim to predict and explain cellular decision-making in disease. Your responsibilities Develop and implement computational workflows for integrating and analysing multi-omics data. Design statistical models for analysing transcriptomics and other omics datasets. Use domain More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Data Scientist (onsite role) (Reading)

Reading, Berkshire, UK
Oracle
Oracle's Software Assurance organization has the mission to make application security and software assurance, at scale, a reality. We are an inclusive and diverse team of high caliber data science and ML application researchers and engineers, distributed globally, who thrive on new challenges. We are seeking an experienced Machine Learning Engineer or Data Scientist with technical … expertise in Recommender Systems, Natural Language Processing (NLP), and Computer Vision, to join our growing team of multidisciplinary data science and ML experts. As a Principal Data Scientist, you will work closely with the technical, engineering and research teams on innovative, strategic projects including advanced applications of ML for the organization. This role is responsible for … to lead and collaborate with other experienced technical professionals. What we offer Being part of one of the most strategic departments of Oracle, cooperating with an international team of data science and ML experts with diverse backgrounds worldwide. Opportunities for career growth and technical leadership Exposure to cutting edge applications of AI/ML and the opportunity to work More ❯
Employment Type: Full-time
Posted:

Principal Data Scientist (London)

London, UK
Microsoft
person and every organization on the planet to achieve more. Microsoft believes that artificial intelligence will play a critical role in accomplishing that mission. We're looking for a Principal Data Scientist to help shape the future of Microsoft 365 Copilot, with a focus on Search, Chat and Research experiences.This role sits within the Microsoft Search, Assistant … and Intelligence (MSAI) organization, which powers the intelligence behind M365 Copilot by combining cutting-edge advances in generative AI with personalized search and recommendation systems. As a Principal Scientist in MSAI, you will work in an exciting and fast-paced, collaborative environment. You'll bring deep expertise in large language models (LLMs), information retrieval, and machine learning to … reasoning in Microsoft 365 Copilot by applying next-generation LLM fine-tuning and reinforcement learning techniques. Improving Copilot Chat and Researcher response quality through state-of-the-art grounding data selection strategies. Enhancing Copilot Search by developing novel content representation models. Building the next wave of recommendation and personalization capabilities across M365 Copilot experiences. In addition to driving innovation More ❯
Employment Type: Full-time
Posted:

Principal Data Scientist

London Area, United Kingdom
Harnham
Principal Data Scientist Up to £150,000 London (Hybrid, 2-3 days onsite per week) Company: This private equity and investment start-up are focused on streamlining and improving performance by reimagining value creation capabilities. They are utilising cutting-edge AI to generate performance insights on each aspect of the investment lifecycle. Responsibilities: Build machine learning predictive … a fast-paced, collaborative environment. How to Apply: Please register your interest by sending your CV to Emily Burgess via the Apply link on this page. Keywords: Machine Learning, Data Science, start-up, Investment, Equity More ❯
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Principal Data Scientist

City of London, London, United Kingdom
Harnham
Principal Data Scientist Up to £150,000 London (Hybrid, 2-3 days onsite per week) Company: This private equity and investment start-up are focused on streamlining and improving performance by reimagining value creation capabilities. They are utilising cutting-edge AI to generate performance insights on each aspect of the investment lifecycle. Responsibilities: Build machine learning predictive … a fast-paced, collaborative environment. How to Apply: Please register your interest by sending your CV to Emily Burgess via the Apply link on this page. Keywords: Machine Learning, Data Science, start-up, Investment, Equity More ❯
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