trainee data scientist jobs in Wales

Performance Data Scientist Department - Sport System Institute Services Salary - £41,574.01 (pro rata - £25,281.49) Working Hours - 3 days per week (22.5 hours) 12 months fixed term contract Location - Sport Wales National Centre, Cardiff Closing Date - 6th February 2026 9am Provisional Interview Date - 19th February 2026 Please go to our website to view the full advert and job description and...

At Why Hiring, we believe in the power of connecting talented individuals with incredible remote job opportunities. Our mission is to simplify the job search process and empower professionals to find fulfilling roles that align with their skills and passions, regardless of geographical constraints. In this role as a Junior Data Scientist, you’ll collaborate with data experts and various teams...

Lead Data Scientist (remote) Search, Ranking, Retrieval and LLM Modelling Early Stage AI Company We are working with a fast growing early stage company that is building a new intelligence layer for the next era of product discovery. With AI assistants becoming the first place consumers turn to for information and recommendations, brands need to understand how these systems interpret products,...

Data Scientist – Authentication & Identity (Consumer Tech) Contract: 12 months with potential extension Location: Remote (UK) Working hours: 9:00 am – 6:00 pm About the Role - We are hiring a Data Scientist to join a high-impact Authentication Services team within a global consumer technology organization operating at massive scale. - This role sits at the heart of mobile identity and...

Senior Data Scientist - Experimentation Contract Length: 6 months Rate: £650pd (Inside iR35 if UK based) Location: Fully Remote Start: ASAP Digitech are partner with a globally recognised tech brand, with unicorn status, who are seeking a highly experienced Senior Data Scientist to join on a 6 month contract and drive experimentation, insights, and strategic decision-making across the...

Data Scientist - £70k | Remote / Hybrid | FinTech / Payments We’re working with an established FinTech / Payments business that has been helping customers manage and move money globally for many years. The company builds technology-led products that support low-cost, multi-currency payments and money management, operating across several regulated markets. They’re now investing further in their...

A UK-based health and wellbeing organisation is hiring a Data Scientist to build and deploy production ML and GenAI systems. The role is hands-on and end to end, covering data preparation, model development, and deployment across traditional ML and LLM-based use cases. You will work on real production problems rather than research-only work, owning models from first iteration through to live...

Spherical Search has recently partnered with a well-established Analytical Testing and CRO services organisation specialising in inhalation and nasal drug delivery . The company works with a broad range of pharmaceutical, biologics, and device organisations on a global scale. We are currently seeking a Senior Scientist to join the team in an on-site role, based within a commutable distance...

Job Description We are recruiting for a Cyber AI Research Analyst on contract for a leading Defence organisation. The role is based in their Newport offices 3 days and 2 remotely. The following areas: Coordination: - Coordinate Cyber Security innovation across the business to maximise alignment. - Build and maintain a working network across the business among subject matter peers and...

Overview Antiverse Engineering the future of antibody drug development to change the course of people's lives!Antiverse Engineering the future of antibody drug development to change the course of people's lives! Do you want to be part of an ambitious techbio start-up successfully tackling an issue nobody thought possible? Antiverse is seeking a Computational Biologist / Bioinformatics Data...

Computational Biologist / Bioinformatics Data ScientistAntiverse Engineering the future of antibody drug development to change the course of people's lives!Do you want to be part of an ambitious techbio start-up successfully tackling an issue nobody thought possible?Antiverse is seeking a Computational Biologist / Bioinformatics Data Scientist to help develop therapeutics and an enabling...

Overview Are you ready to join a high-performing team at the forefront of cutting-edge manufacturing engineering? At Airbus Broughton, we're passionate about pushing the boundaries of what's possible in the aerospace industry. We're seeking a talented Data Scientist to help us leverage the power of data and drive continuous improvement in our production processes.Responsibilities Collaborate with...

A leading insurance comparison site in Cardiff is seeking a Senior Marketing Data Scientist to bridge the gap between data and strategic marketing decisions. This hybrid role involves optimizing a multi-million pound marketing budget and shaping the company's growth. Candidates should possess expert SQL and Python skills, a deep understanding of causal inference methodologies, and proven...

A UK-based health and wellbeing organisation is hiring a Data Scientist to build and deploy production ML and GenAI systems. The role is hands-on and end to end, covering data preparation, model development, and deployment across traditional ML and LLM-based use cases. You will work on real production problems rather than research-only work, owning models from first iteration through to live...

Data Scientist - £70k | Remote / Hybrid | FinTech / Payments We’re working with an established FinTech / Payments business that has been helping customers manage and move money globally for many years. The company builds technology-led products that support low-cost, multi-currency payments and money management, operating across several regulated markets. They’re now investing further in their...

A prominent techbio startup in Cardiff seeks a Computational Biologist / Bioinformatics Data Scientist. This role involves processing NGS data, collaborating with lab teams, and developing data analysis pipelines against complex biomedical targets. Candidates should be fluent in Python, have strong data analysis skills, and thrive in collaborative environments. The position offers flexible...

Lead Data Scientist (remote) Search, Ranking, Retrieval and LLM Modelling Early Stage AI Company We are working with a fast growing early stage company that is building a new intelligence layer for the next era of product discovery. With AI assistants becoming the first place consumers turn to for information and recommendations, brands need to understand how these systems interpret products,...

Senior Data Scientist - Experimentation Contract Length: 6 months Rate: £650pd (Inside iR35 if UK based) Location: Fully Remote Start: ASAP Digitech are partner with a globally recognised tech brand, with unicorn status, who are seeking a highly experienced Senior Data Scientist to join on a 6 month contract and drive experimentation, insights, and strategic decision-making across the...

Data Scientist – Authentication & Identity (Consumer Tech) Contract: 12 months with potential extension Location: Remote (UK) Working hours: 9:00 am – 6:00 pm About the Role - We are hiring a Data Scientist to join a high-impact Authentication Services team within a global consumer technology organization operating at massive scale. - This role sits at the heart of mobile identity and...

At Why Hiring, we believe in the power of connecting talented individuals with incredible remote job opportunities. Our mission is to simplify the job search process and empower professionals to find fulfilling roles that align with their skills and passions, regardless of geographical constraints. In this role as a Junior Data Scientist, you’ll collaborate with data experts and various teams...