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Principal Data Scientist

Job in Merthyr Tydfil, Merthyr Tydfil County, CF47, Wales, UK
Listing for: Made Tech Limited
Full Time position
Listed on 2026-02-16
Job specializations:
  • IT/Tech
    Data Analyst, Data Scientist
Job Description & How to Apply Below

Our Principal Data Scientists are responsible for leading and delivering strategically significant, complex client engagements across our portfolio of clients.

We believe that great delivery stems from a thorough understanding of our clients and their needs, strong discipline skills and subject matter expertise, excellent leadership and a clear vision of lasting and effective change in a public sector environment. We expect our Principal Data Scientist to bring all of that and enthuse our delivery teams with the same passion.

The successful candidate will lead the Data Science aspects of our client engagements while overseeing the wider delivery within the account (or industry) when appropriate. They will coach and develop team members on their engagements providing them with detailed performance feedback, as well as monitoring overall delivery to achieve the highest levels of client satisfaction.

In addition, our Principal Data Scientists are responsible for engaging with our clients to understand their challenges and build lasting, trusted advisor relationships. They will also oversee multiple, concurrent client deliveries to help ensure quality and drive the sharing of best practice across our engagements and industries.

Our Principal Data Scientists are members of the Data & AI Practice leadership team with the responsibility to develop the capability of the practice to meet business needs and to accelerate the growth of the practice, their account and the wider business.

You will be responsible for the practice and service line-specific delivery elements of your engagement/account as well as a shared ownership for the overall delivery of client outcomes. You will leverage your client and delivery insight to support the account and industry teams to identify opportunities and develop client solutions.

The right person for this role will do this by combining their technical discipline/craft experience, leadership skills and industry network with Made Tech's unparalleled experience of delivering digital services and digital transformation for the Public Sector.

Key responsibilities
  • Collaborate with clients to understand their needs, provide solution advice in your role as a trusted advisor and shape solutions that leverage Made Tech's wider capabilities and credentials
  • Assess project performance as a part of the billable delivery team, Quality Assure (QA) the deliverables and outcomes, and ensure client satisfaction. Coach and mentor team members as well as providing direction to enable them to achieve their engagement outcomes and to develop their careers
  • Act as a Technical Authority to provide oversight and ensure alignment with internal and industry best practices. Ensure engagement experience is captured and used to improve standards and contribute to Made Tech knowledge
  • Participate in business development activities, including bids and pre-sales within the account, industry and practice. Coach team members on their contributions and oversee the relevant technical aspects of the proposal submission
  • Undertake people management responsibilities, including performance reviews and professional development of your engagement and practice colleagues
  • Serve as a thought leader within Made Tech, our account engagements and the wider public sector and represent the company at industry events
Skills, knowledge and expertise
  • Lead the delivery of high-impact data science deliveries across multiple client accounts and projects
  • Design and implement advanced machine learning solutions and propositions using state-of-the-art techniques and best practices coupled with pragmatism to meet clients’ needs.
  • Deep expertise in one or more Data Science or AI domains
  • Proven track record of leading complex AI projects in an agile environment
  • Strong technical proficiency with modern ML tools and frameworks:
  • PyTorch, Tensor Flow, Spark

    MLLib, Sci Py, Scikit-Learn, NLTK (etc)
  • MLflow or similar ML lifecycle tools
  • Experience with AI governance and responsible AI practices
  • Understanding of public sector data requirements and compliance
  • Outstanding communication and stakeholder management skills
  • Demonstrated ability to translate complex…
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