Principal Data Scientist

Do you want to use data to bring about the next generation of transport decision making and support the development of new AI Tools?

Can you lead high-impact data science projects while inspiring others to build technical excellence across an organisation?

Are you an experienced data scientist?

If so, we’d love to hear from you!

Lead the use of Data Science and AI to shape decisions that impact millions. As a senior member of Department for Transports (DFT’s) growing Data Science Team, you’ll apply cutting-edge techniques and innovation to high-profile challenges, from improving transport networks to advancing the UK’s AI ambitions. You’ll work with experts across digital, policy and analytics, have access to advanced cloud tools and data, and help set the strategic direction for AI in DfT. This is a unique opportunity to combine leadership, technical expertise and creativity to deliver real‑world impact and position DfT as a leader in government data science.

Joining our department comes with many benefits, including:

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• Employer pension contribution of 28.97% of your salary. Read more about Civil Service Pensions here
  
• 25 days annual leave, increasing by 1 day each year of service (up to a maximum of 30 days annual leave), plus 8 bank holidays and a privilege day for the King’s birthday
  
• Flexible working options where we encourage a great work‑life balance.
  

Read more in the Benefits section below!

Find out more about what it's like working at DfTc.

You will play a key role in expanding the use of Data Science and AI across the DfT, helping apply cutting‑edge techniques to high‑stakes decisions. Working collaboratively with data engineers, digital and policy teams, you’ll help embed data‑driven insight at the heart of decision‑making and increase the impact of data science across the Department.

The Data Science Team, part of the Advanced Analytics Division (AAD), is a growing multidisciplinary unit within the Analysis Directorate, bringing together experts from GORS, GSS, GSE and GDaD. Based across London, Hastings, Leeds and Birmingham, we use techniques from systems thinking and modelling to AI, machine learning and digital twins to tackle complex challenges.

Our ambition for 2025 is to establish DfT as a leader in AI, advancing the Prime Minister’s AI Opportunities Action Plan and DfT’s Transport AI Action Plan.

Your responsibilities will include, but aren’t limited to:

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• Engaging with DfT stakeholders to identify high impact data science projects.
  
• Planning, leading and delivering high value data science projects, acting as the main customer link.
  
• Carrying out technical work: machine learning and AI, automation, big data analysis tools and techniques, and cloud computing.
  
• Building data science capability both within the team and across DfT.
  

For further information on the role, please read the role profile. Please note that the role profile is for information purposes only - whilst all elements are relevant to the role, they may not all be assessed during the recruitment process. This job advert will detail exactly what will be assessed during the recruitment process.