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Job Description

Principal Data Scientist

London - UK- WIDE TRAVEL EXPECTED

If you’re a hands-on Data Science / AI specialist who loves solving real operational problems, this role puts you right at the heart of client delivery. You’ll shape the problems, design and build the solutions, and see your models deployed into live environments – not parked as endless POCs.

THE COMPANY

This fast-growing consulting firm helps organisations across the public sector, defence and commercial markets deliver measurable improvements in performance through data, AI and digital solutions. They are building a modern AI & Digital capability that sits at the front of transformation programmes, working shoulder-to-shoulder with clients on their toughest operational challenges.

THE ROLE

As a Principal Data Scientist, you will blend hands-on technical work with consulting, stakeholder management and practice-building.

Identifying high-impact Data Science, Machine Learning, AI and simulation opportunities on client engagements Scoping and shaping problems, designing experiments and roadmaps, and then building and deploying models end-to-end Leading technical workstreams, managing small teams and ensuring projects are delivered on time and to a high standard Translating complex technical concepts into clear, compelling narratives for non-technical senior stakeholders Coaching and mentoring consultants to build their capabilities in DS/ML/AI and modern analytics

YOUR SKILLS & EXPERIENCE

Strong background in Data Science, Machine Learning, AI, simulation or advanced analytics, with clear examples of end-to-end delivery Proven ability to shape, not just execute: from defining the problem and designing the solution, through to delivery and measurement of impact Consulting capability – comfortable running client workshops, identifying opportunities, influencing senior stakeholders and supporting pitches Evidence of measurable commercial or operational impact (e.g. revenue growth, cost reduction, efficiency gains, service improvement) Hands-on experience building models and turning prototypes into robust, production-ready solutions Experience leading teams or technical workstreams in a project environment UK citizenship (for security clearance purposes) and willingness to travel across the UK 2–3 days per week, depending on client needs

Nice-to-have experience:

Background in a consulting environment or a high-performing in-house DS/AI team Exposure to sectors such as defence, public sector and consumer/retail Familiarity with modern data and AI tooling such as Python, Spark, Databricks, Azure cloud, and Generative AI platforms (experience with specific tools is helpful but not essential) A mix of technical, product and operational experience – comfortable talking both code and business outcome

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.