1 to 25 of 26 Permanent Principal Data Scientist Jobs

Principal Data Scientist

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
digital solutions across the transport network. A key focus of this campaign is creating new opportunities. As a result, we are recruiting a Lead Data Scientist to play a leading role in shaping the future of digital services across National Highways. Our Digital Lab develops and manages innovative … data products and services in-house, while building strategic external partnerships that increase adoption of our digital assets to improve customer journeys and support the efficient operation of the Strategic Road Network. As Principal Data Scientist, you will play a leading role in helping National Highways ...

Principal Data Scientist

Hiring Organisation
Jobleads-UK
Location
Birmingham, England, United Kingdom
digital solutions across the transport network. A key focus of this campaign is creating new opportunities. As a result, we are recruiting a Lead Data Scientist to play a leading role in shaping the future of digital services across National Highways. Our Digital Lab develops and manages innovative … data products and services in-house, while building strategic external partnerships that increase adoption of our digital assets to improve customer journeys and support the efficient operation of the Strategic Road Network. As Principal Data Scientist, you will play a leading role in helping National Highways ...

Principal Data Scientist / Principal ML Consultant

Hiring Organisation
ECS Resource Group
Location
England, United Kingdom
Principal Data Scientist/ML Consultant (Contract) Duration: 6 Months Engagement: Full-Time Contract Working Model: Hybrid (UK-based) Location: Client site attendance as required Start Date: ASAP Overview We are seeking a hands-on Principal Data Scientist/ML Consultant to lead … develop predictive models to support commercial decision-making. Utilise AutoML tools (e.g. AutoGluon, H2O AutoML, PyCaret) to accelerate model development. Assess, prepare, and engineer data for modelling. Deploy and operationalise ML solutions within AWS. Implement MLOps practices including monitoring, retraining, and model governance. Provide technical leadership and knowledge transfer ...

Principal Product Data Scientist

Hiring Organisation
Lorien
Location
City of London, London, United Kingdom
Principal Product Data Scientist Contract Length : 12 Months Location : Hybrid - 3 days a week at Heathrow Airport IR35 Status : Insid3 About the Role We are looking for a Principal Product Data Scienti st to drive the next generation of data-driven decision making across … customer experiences. This role combines advanced analytics, experimentation, machine learning, optimisation, and strategic leadership to solve complex business problems at scale. As a Principal Data Scientist, you will shape product strategy, influence executive decision-making, and lead high-impact initiatives from ideation through deployment. You will partner ...

Principal Applied Data Scientist

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
## Principal Applied Data ScientistApplylocations: GBR-London-10 Paternoster Squaretime type: Full timeposted on: Posted 17 Days Agojob requisition id: R0118411Are you a hands-on data scientist with deep expertise in NLP and LLMs, strong Python coding skills, and a track record of deploying models … building real-world AI solutions that are used by actual customers? If so, we'd love to talk to you!**ROLE SUMMARY:** As a Principal Data Scientist (individual contributor), you will play a hands-on role in designing, building, and deploying scalable AI solutions that go beyond ...

Principal Data Scientist

Hiring Organisation
Jobleads-UK
Location
United Kingdom
Role overview The Principal Data Scientist will lead significant data science work across AWTG and client programmes, shaping technical direction, standards and delivery approaches. The role requires deep expertise in data science, strong leadership and the ability to turn advanced analytics into organisational impact. … will work with multidisciplinary teams across data, AI, software engineering, product, QA and delivery to create practical outcomes for clients and end users. Key responsibilities Lead the scoping, design and delivery of complex data science products, models and analytical solutions. Set standards for modelling, validation, reproducibility, coding, documentation ...

Principal Data Scientist

Hiring Organisation
Hackajob Ltd
Location
Hounslow, London, United Kingdom
Employment Type
Permanent
think big and bring your ambition to work every day, which is why, at British Airways the sky is never the limit. The role: Principal Data Scientist You'll be part of our Data & AI Delivery team, acting as a technical leader for the application … data science, machine learning, and AI across the organisation. This team plays a critical role in enabling secure, scalable and high performing data and AI products that underpin data driven decision making across British Airways. What you'll do: Lead the end to end delivery and lifecycle ...

Principal Data Scientist

Hiring Organisation
Jobleads-UK
Location
United Kingdom
think big and bring your ambition to work every day, which is why, at British Airways the sky is never the limit. The role: Principal Data Scientist You’ll be part of our Data & AI Delivery team, acting as a technical leader for the application … data science, machine learning, and AI across the organisation. This team plays a critical role in enabling secure, scalable and high performing data and AI products that underpin data driven decision making across British Airways. What you’ll do: Lead the end to end delivery and lifecycle ...

Principal Data Scientist

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
think big and bring your ambition to work every day, which is why, at British Airways the sky is never the limit. The role: Principal Data Scientist You’ll be part of our Data & AI Delivery team, acting as a technical leader for the application … data science, machine learning, and AI across the organisation. This team plays a critical role in enabling secure, scalable and high‐performing data and AI products that underpin data‐driven decision‐making across British Airways. What you’ll do: Lead the end‐to‐end delivery and lifecycle ...

Principal Data Scientist

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
Build a brilliant future with Hiscox. As a Principal Data Scientist you will be an integral part of a dynamic technical team, strategically focused on leveraging data science across our diverse business functions. Your expertise will transform underwriting capabilities and extend through the entire insurance value … chain, championing a multi-disciplinary approach to complex problem‐solving. You will lead the end‐to‐end delivery of our most significant and complex data science initiatives, driving technical strategy, architecture, and best practices. You will mentor and coach junior and mid‐level colleagues, elevate the overall team capability ...

Principal Data Scientist | Media Measurement (MM)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
regulators. A core component of our measurement approach is panel-based methodologies, leveraging household and individual panels to ensure accurate, representative audience insights. Census data is integrated across several solutions to further enhance measurement quality. Job Description As a Principal Data Scientist, you shape high‐impact … client‐relevant Data Science concepts and ensure strategic coherence across teams and domains. This role is a perfect playground for highly experienced, concept‐driven minds who enjoy influencing direction, clarifying complexity, and shaping how Data Science creates value at scale. You will work on analytics, Data Science ...

Principal Data Scientist

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
ensures you can deliver impactful work and drive change. Explore our Culture Handbook to find out more. Move our mission, and your career, forward. Data Science at Marshmallow Our Data Science team partners across the business to turn data into better decisions, smarter products, and simpler customer … closely with Product, Engineering, and Operations to build and ship models and AI systems that are reliable in production and deliver measurable impact. Within Data Science, this role sits in Claims , supporting Claims Fraud and the broader ambition to automate more of the claims journey. Claims ...

Principal Data Scientist

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
curious, tenacious people win and grow together. If that sounds motivating, this could be the place for you. London (hybrid, 3 days in office) Data Science at Marshmallow Our Data Science team partners across the business to turn data into better decisions, smarter products, and simpler customer … closely with Product, Engineering, and Operations to build and ship models and AI systems that are reliable in production and deliver measurable impact. Within Data Science, this role sits in Claims , supporting the function and the broader ambition to automate more of the claims journey. Claims ...

Principal Data Scientist | Media Measurement (MM)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Description As a Principal Data Scientist, you shape high‐impact, client‐relevant Data Science concepts and ensure strategic coherence across teams and domains. This role is a perfect playground for highly experienced, concept‐driven minds who enjoy influencing direction, clarifying complexity, and shaping how Data Science creates value at scale. You will work on analytics, Data Science and AI topics across our Media pillar, including Media Measurement, Audience Activation, and Performance. The focus of the role is strongly conceptual and influence‐heavy: from innovation seeds and scalable target pictures to client pitches, tenders ...

Principal Data Scientist: Strategic Impact Leader

Hiring Organisation
Jobleads-UK
Location
United Kingdom
AWTG Ltd. in the United Kingdom is looking for a Principal Data Scientist to lead data science efforts across multiple programmes. This role demands expertise in data science, leadership, and the capability to turn analytics into impactful business results. The ideal candidate will excel … designing scalable data science solutions while collaborating with cross-functional teams. Strong skills in machine learning and stakeholder communication are essential. #J-18808-Ljbffr ...

Principal Data Scientist & Machine Learning Researcher

Hiring Organisation
Jobleads-UK
Location
Gloucester, England, United Kingdom
Position Principal Data Scientist and Machine Learning Researcher Location Gloucester, South Gloucestershire (hybrid; average 3 days a week on-site), with options to work from Gloucester, Manchester or London Role Type Hybrid Responsibilities Support the Head of Data Science & Machine Learning using your experience to contribute … stakeholder engagement. Bring ideas for novel research that will drive competitive advantage in across our customer community. Work with autonomy to develop complex, novel data science solutions. Support in triaging and responding to opportunities, aligning to the group and wider business strategies. Design and deliver data‐centric solutions ...

Principal Data Scientist - Water Sector

Hiring Organisation
Jobleads-UK
Location
Brighton, England, United Kingdom
complex challenges, uncovering insights, and driving innovation with advanced analytics? If so, we could have the perfect opportunity for you! We’re seeking a Principal Data Scientist to join our award-winning digital team at Stantec. You will be working alongside leading Analysts and Data Engineering … Wycombe, London or Brighton offices, with hybrid working allowing for a mix of in‐office and home working. What You’ll Be Doing Leading Data Science Initiatives – apply your expertise in data modelling, cleansing, and analytics to create innovative solutions that drive digital transformation. Deriving Powerful Insights ...

Principal Data Scientist - Water Sector

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
complex challenges, uncovering insights, and driving innovation with advanced analytics? If so, we could have the perfect opportunity for you! We’re seeking a Principal Data Scientist to join our award-winning digital team at Stantec. You will be working alongside leading Analysts and Data Engineering … High Wycombe or London offices, with hybrid working allowing for a mix of in-office and home working. What You’ll Be Doing Leading Data Science Initiatives – apply your expertise in data modelling, cleansing, and analytics to create innovative solutions that drive digital transformation. Deriving Powerful Insights ...

Principal Data Scientist - Lead ML/AI for Insurance

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
Hiscox Underwriting Group Services Ltd (HUGS) is seeking a Principal Data Scientist to lead complex data science initiatives and transform underwriting capabilities. You will mentor junior data scientists and collaborate with various business functions to maximize value across the insurance value chain. The ideal candidate … will have a degree in a quantitative field and substantial experience in data science, particularly in machine learning and statistical modeling. A strong ability to communicate complex findings to diverse audiences is essential, alongside proficiency in Python and SQL. #J-18808-Ljbffr ...

Principal Data Scientist — Biomedical ML & Neural Signals

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
CoMind, located in Greater London, seeks a Principal Data Scientist to lead data science initiatives in the development of neuromonitoring technology. You will take ownership of signal processing methodologies and ML model development in a hybrid work setting. The role requires 15+ years of experience … data science, with a focus on physiological data. Benefits include company equity, comprehensive insurance, and an unlimited holiday allowance. #J-18808-Ljbffr ...

Principal Data Scientist - Water Sector Innovator

Hiring Organisation
Jobleads-UK
Location
Brighton, England, United Kingdom
Stantec seeks a Principal Data Scientist to join its award-winning digital team in the UK, with hybrid work from High Wycombe, London or Brighton. You will collaborate with analysts and data engineers to transform client data into actionable insights, especially in the water sector ...

Principal Data Scientist

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
that will improve how we diagnose and treat brain disorders, ultimately improving and saving the lives of patients across the world. The Role: The Data Science team at CoMind develops the algorithms and machine learning systems that transform raw optical interference signals from CoMind One into continuous, clinically meaningful … photonics, physiology, and applied ML, the team's work directly determines what CoMind One can measure, how accurately, and under what clinical conditions. As Principal Data Scientist, you will be the technical authority for CoMind's data science function, setting methodological direction for signal extraction ...

Principal Data Scientist - Water Sector (Hybrid)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Stantec Consulting International Ltd. is seeking a Principal Data Scientist to join their digital team in the UK, focusing on innovative solutions for the water sector. The position offers hybrid working from their High Wycombe or London offices. The ideal candidate will excel in Python, data visualisations, and have experience with machine learning and cloud deployment. This role requires leadership in data science projects and collaboration with clients to deliver impactful results. #J-18808-Ljbffr ...

Principal Data Scientist — Production ML for Claims Fraud

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Dormont Manufacturing Co is looking for a Principal Data Scientist to lead technical initiatives in the Claims Fraud team, turning data into impactful strategies. This role requires significant experience with end-to-end machine learning solutions and the ability to influence cross-functional teams effectively. ...

Principal AI Data Scientist

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
About the Role We're seeking a versatile Principal Data scientist who can work across the full stack of Anaplan AI applications, from model integration and prompt engineering to building intuitive user interfaces. In this role, you will have a direct impact on our industry‐leading platform … Generative AI Architecture: Architect GenAI solutions, focusing on fine‐tuning proprietary and open‐source Large Language Models (LLMs) via Transformer architectures for specialised enterprise data tasks. Next‐Gen Interfaces: Design and integrate Conversational AI and autonomous Agentic AI workflows, creating intuitive experiences that can independently execute complex planning tasks. ...