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Cardiff

Advanced Data ScientistNHS

Cardiff, CF10 4BZ Permanent £50,129 to £57,365
Posted 28 October 2026 Closing date 11 November 2026
Checked 16 hours ago · still listed on NHS Jobs Closes in 12 days · 11 Nov 2026
Cardiff Queen Street Rail Station (0.4 miles, direct) Doniford Beach (West Somerset Railway) (21.5 miles, direct) Cardiff Bus Interchange Bay 1 (0.3 miles, direct)

Job summary

Are you passionate about using data science to improve population health and reduce health inequalities?

Public Health Wales is seeking an enthusiastic and innovative Advanced Data Scientist to join our growing Data Science Team. This is an exciting opportunity to apply advanced analytical and data science techniques to support national public health priorities across Wales.

Main duties of the job

You will work on a wide range of projects, including statistical and simulation modelling, machine learning, predictive analytics and data engineering. The role offers the opportunity to work with modern cloud-based technologies, collaborate with multidisciplinary teams, and help shape the future of data science within Public Health Wales. We are looking for someone with strong R and/or Python skills, experience in delivering data science projects, and the ability to communicate complex findings to both technical and non-technical audiences. Experience with cloud platforms, version control and collaborative development practices would be advantageous

In return, we offer flexible working, opportunities for professional development, and the chance to make a real impact on public health outcomes for the people of Wales.

Job description

You will be able to find a full Job description and Person Specification attached within the supporting documents or please click Apply now to view in Trac.

The ability to speak Welsh is desirable for this post; Welsh and/or English speakers are equally welcome to apply.

About us

We are Public Health Wales - the national public health agency in Wales. Our purpose is 'Working together for a healthier Wales'. We exist to help everyone in Wales live longer, healthier, happier lives. Together with our partners, we work to increase healthy life expectancy, improve health and well-being, and reduce inequalities for everyone in Wales, now and for future generations.

Our teams work to prevent disease, protect health, and provide leadership, specialist services and public health expertise. We are the leading source of public health information, research and innovation in Wales. In a world facing complex health challenges, our work has never been so important.

We are guided by our Values, 'Working together, with trust and respect, to make a difference'. We are committed to building an inclusive workplace that values equality and diversity. We welcome applications which represent the rich diversity of the communities we serve and are supportive of flexible working arrangements, including part time roles and job sharing.

To find out more about working for us and the benefits we offer please visit https://phw.nhs.wales/careers/

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