Principal Data Scientist

E.O.N Worldwide
City of London
3 months ago
Applications closed

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We're looking for a Principal Data Scientist who is eager to make a real difference, helping shape how we approach pricing in a rapidly evolving energy industry. In this role, you'll bring your technical strengths together with a collaborative, people-first approach, ensuring your work has a meaningful and lasting impact.


You’ll be part of a supportive Commercial Data team, working hand-in-hand with colleagues and stakeholders across the business. By combining deep technical expertise with an open, consultative mindset, you’ll help unlock fresh opportunities, create smarter data-driven solutions and build confidence in the value data science can deliver.


Here’s a taste of what you’ll be doing:

  • Guiding data science projects from initial ideas through to delivery, ensuring work is both rigorous and impactful


  • Partnering with colleagues across functions, listening carefully, and helping them see what's possible through data science


  • Translating complex business needs into thoughtful, practical data products that support fairer and more innovative pricing approaches


  • Applying a wide toolkit of methods - from time-series modelling to neural networks - to answer important business questions


  • Sharing insights in clear, compelling ways that empower senior decision-makers to act confidently


  • Coaching and encouraging junior data scientists, creating space for them to grow and shine


  • Nurturing a culture of collaboration, curiosity, and innovation across the data science community



Are we the perfect match?

  • You have 7+ years of experience as a hands-on Data Scientist


  • You hold a degree in a quantitative field (e.g. Statistics, Mathematics, Physics, Machine Learning)


  • You're confident in Python (production-level) and SQL, and at home with modern ML libraries such as Pandas, scikit-learn, and TensorFlow


  • You have practical experience with MLOps frameworks and deploying models


  • You're skilled at bringing data to life through visualisation, and tools like Tableau feel natural to you


  • You're comfortable working with cloud-based architectures and platforms like Databricks or AWS


  • You understand collaborative coding practices such as Git branching and pull requests


  • You're an excellent communicator, able to turn technical results into stories that resonate


  • You're motivated, adaptable, and love working in empowered, fast-moving environments


  • You're passionate about using data to create clarity and unlock positive change



It would be great if you had:

  • Experience in the energy retail sector


  • Familiarity with PySpark


  • Background in pricing or commercial modelling



Here’s what else you need to know:

  • This role is open exclusively to internal applicants from E.ON UK and E.ON Next


  • Role may close earlier due to high applications


  • Any questions on the role - please reach out to or the hiring manager directly


  • Competitive salary


  • Location - London with travel to our other sites when required.


  • Working environment: Flexible hybrid working - a blend of in the office and home working.


  • We've exciting opportunities for everyone to develop their talent at E.ON. Our open access, inclusive talent networks provide networking, learning and development for all, building your skills, qualifications, and capabilities throughout your career.



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