Data Scientist Jobs in Wales, United Kingdom

1,000 jobs available

Find Data Scientist opportunities in Wales, United Kingdom. Browse 1,000 open positions from top employers in the area.

Showing 20 of 1,000 jobs

C

Data Scientist

CGG

Conwy, United Kingdom Full-time Hybrid

Data Scientist role at CGG Services (UK) Limited in Conwy, United Kingdom. The position focuses on transforming raw data into structured, reliable, and scalable datasets within the Data Hub environment.

Last seen Jul 12, 2026
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C

Data Scientist

CGG

Llandudno,United Kingdom Full-time Hybrid

Viridien, an advanced technology and Earth data company, drives sustainable solutions through its Data Hub. As a Data Scientist you will design and maintain data‑processing pipelines, collaborate with SMEs and labeling teams, and develop ML models to enhance data products. Based in Llandudno, United Kingdom, hybrid model with up to 2 days remote per week, relocation assistance available.

Last seen Jul 12, 2026
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R

Data Scientist (Credit Risk)

Radius

Crewe,UK Full-time Hybrid

Credit Insights team at Radius builds predictive credit risk models to guide financing decisions. The Data Scientist designs, builds, validates, and monitors scorecards and propensity models using techniques like gradient boosting and survival analysis, while shaping raw data from multiple sources into model-ready datasets.

Last seen Jul 12, 2026
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R

Data Scientist (Credit Risk)

Radius

Crewe,UK Full-time Hybrid

Credit Insights team at Radius builds credit risk models to guide financing decisions. The Data Scientist designs, builds, validates, and monitors scorecards and predictive models using Python, SQL, and modern techniques like gradient boosting and survival analysis.

Last seen Jul 3, 2026
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A

Data Scientist I

American Express Global Business Travel

Manchester, United Kingdom Full-time On-site

Amex GBT seeks a Data Scientist I to join its Analytics team in Manchester, UK. The role blends advanced analytics, predictive modeling, and Gen AI to drive business decisions across the organization. The candidate will own high-impact projects, partner with cross‑functional teams, and translate complex analyses into clear, actionable insights for leaders at all levels.

Last seen Jul 11, 2026
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T

Data Scientist

TalkTalk

Salford Quays, Manchester, United Kingdom Contract Hybrid

Data Scientist role at TalkTalk focuses on developing, testing, deploying, and maintaining AI and data products in production. Leveraging mathematics, statistics, machine learning, and GenAI, the position solves complex business problems and delivers measurable value.

Last seen Jun 23, 2026
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T

Data Scientist

TalkTalk

Salford Quays, Manchester, United Kingdom Full-time Hybrid

TalkTalk, a Top 50 Inclusive Employer in the UK, invites a Data Scientist to join its dynamic, flexible workplace in Salford Quays, Manchester. The role supports a hybrid model with at least 50% office presence, fostering collaboration while allowing remote work.

Last seen Jun 23, 2026
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B

Data Scientist, Sports

Bet3651

Manchester,UK Full-time Hybrid

Quantitative Analysis team within Sports Platform builds probabilistic models powering real-time betting markets. The Data Scientist develops and optimizes predictive models for odds and in‑play betting, collaborates with trading teams, and researches novel approaches.

Last seen Jul 5, 2026
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B

Data Scientist, Sports

Bet3651

Manchester,,UK Full-time Hybrid

Quantitative Analysis department at Bet365 focuses on developing probabilistic models for real-time sports betting markets. The Data Scientist builds and optimizes predictive models using large datasets, statistical techniques, and ML frameworks to determine odds and enhance in‑play betting decisions.

Last seen Jul 5, 2026
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P

Data Scientist

PHMG Careers

Manchester,,UK Full-time Hybrid

Insights function within the Technology Department builds data-driven capabilities to modernize PHMG's data ecosystem. The Data Scientist conducts statistical analysis, develops predictive models for subscription renewals and churn, profiles and segments client bases, and supports ad‑hoc business queries while collaborating with Data Engineering.

Last seen Jul 12, 2026
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P

Data Scientist

PHMG Careers

Manchester,England,UK Full-time Hybrid

Insights function at PHMG, the team modernizing data capability to drive business decisions. The Data Scientist will perform statistical analysis, build predictive models for churn and revenue, segment clients, and collaborate with Data Engineering to improve data models, presenting actionable insights to stakeholders.

Last seen Jun 22, 2026
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U

Data Scientist II

UiPath

Manchester,United Kingdom Full-time On-site

Applied Sciences and Engineering team at UiPath partners with customers to deploy, customize and build AI products that transform businesses. The role conducts forward‑deployed data science, applying machine learning, statistical modeling, forecasting and optimization to solve commercial challenges.

Last seen Jul 12, 2026
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R

Data Scientist & Machine Learning Researcher

RTX

Manchester, Lancashire, United Kingdom Full-time Hybrid

Strategic Research Group (SRG) at RTX builds novel AI solutions for defence missions. The Data Scientist & Machine Learning Researcher develops and delivers ML projects from scoping to delivery, collaborating with senior team members and stakeholders.

Last seen Jul 12, 2026
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T

Data Scientist

TalkTalk

Circle Square, Manchester, United Kingdom Full-time Hybrid

TalkTalk Telecom’s Data Science team at Circle Square, Manchester, builds AI‑driven products that power telecom services. The Data Scientist designs, deploys, and monitors production ML models, collaborating with data engineers, architects, and business stakeholders to deliver measurable commercial value.

Last seen Jun 23, 2026
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T

Data Scientist

TalkTalk

Circle Square, United Kingdom Full-time Hybrid

TalkTalk Telecom’s Data Science team builds AI products that drive customer experience and operational efficiency. The role develops, tests, deploys and monitors data products using MLOps best practices.

Last seen Jun 23, 2026
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G

Data Scientist – Grid Innovation Model Development (Energy Sector Experience Required)

GE Vernova

Stafford, United Kingdom Full-time On-site

GE Vernova is accelerating the path to more reliable, affordable, and sustainable energy, while helping our customers power economies and deliver the electricity that is vital to health, safety, security, and improved quality of life. We are seeking a highly skilled and results‑driven Data Scientist – Validation to join our team, primarily focusing on validating AI/ML models for grid innovation applications.

Last seen Jul 12, 2026
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1

Data Scientist - AI Trainer - Freelance - 8-20hr p/w - Remote

10xteam

London,Greater London,UK Freelance Remote EUR88 - EUR121 / hour

10x.team connects expert freelancers with leading AI labs building next‑generation models. As a Data Scientist AI Trainer you will review, refine and evaluate AI‑generated data science content, draft realistic scenarios and identify gaps to improve model reasoning.

Last seen Jul 12, 2026
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K

Data Scientist Manager

Kainos

Birmingham, UK Full-time Hybrid

Join Kainos as a Data Scientist Manager to lead the delivery of advanced AI solutions across machine learning, generative and agentic AI technologies. You will drive adoption of modern AI development and scalable cloud‑native architectures, providing technical leadership and engaging senior stakeholders to agree on architectural principles, strategic direction and system architecture.

Last seen Jul 12, 2026
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H

Data Scientist

HSBC

Birmingham,United Kingdom Full-time On-site

HSBC Data & Analytics team enables the UK Business strategy through data risk management, platform delivery and AI products. The Data Scientist builds end‑to‑end machine learning solutions, develops and deploys production‑grade models, and leads technical standards within an agile pod.

Last seen Jun 15, 2026
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A

VIE-Data Scientist(M/F/D)

Air Liquide

Coleshill, United Kingdom Full-time On-site

Data Scientist at Air Liquide IT SA will extract insights from complex datasets to drive innovation and operational efficiency. Leveraging advanced analytics, machine learning, and statistical modeling, the role supports digital transformation.

Last seen Jul 12, 2026
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Data Scientist Jobs in Wales: FAQ

How many Data Scientist jobs in Wales are open right now?

1,000 Data Scientist jobs in Wales are live on NextGig, all seen active within the last 45 days. The list refreshes daily as new roles are posted and filled ones drop off.

Which companies are hiring for Data Scientist jobs in Wales?

Employers with current openings include CGG, Radius, American Express Global Business Travel, TalkTalk, Bet3651, PHMG Careers, and others. Every listing links straight to the employer's application page.

Are any of these roles remote?

Of the 20 newest listings on this page, 1 is remote and 14 are hybrid. The work model is shown on each job card.