Jobs and Careers
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Senior Data Scientist I

RELX
The Netherlandsfull_timeVerifiedPosted 3 Apr 2026

About the role

Senior Data Scientist

Are you interested in working with data and analytics to solve problems?

Are you interested in bringing your GenAI, ML and NLP expertise to projects?


About the team:

We design and deliver data-driven solutions that assist researchers, reviewers, and editors on the submission to publication journey, promoting scientific research quality, impact, and integrity. The team collaborates closely with product, engineering, and domain experts to turn complex data into scalable, high impact capabilities.

About the Role

As a Senior Data Scientist, you will lead and drive the development and implementation of our Machine Learning (ML) and Large Language Model (LLM) based capabilities, overseeing the lifecycle of data science projects. Your role will involve the development and refinement of models, the guidance of junior data scientists, and the collaboration with cross-functional teams to innovate and scale our data science initiatives.

 

Responsibilities

 

  • Strategic Data Insights and Model Development: Spearhead data collection, analysis, and advanced model development, focusing on classification, deep learning, and innovative techniques. Define and assess quality metrics, presenting high-level insights to stakeholders while guiding junior team members.
  • Advanced Production Solutions: Design and oversee the creation of sophisticated, production-ready Python libraries for data science pipelines. Collaborate extensively with technology teams to ensure seamless deployment and scalability.
  • End-to-End Integration and Quality Assurance Leadership: Take charge of integrating data science components and conducting rigorous quality assessments, leveraging expertise in large language models. Establish resilience against model drift and develop comprehensive maintenance strategies, including automated model re-training protocols.
  • Performance Evaluation and Strategic Development: Develop comprehensive reporting mechanisms for pipeline performance and lead in the implementation of automatic re-training strategies for existing pipelines, ensuring continuous optimization.
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Requirements

  • Education and Experience: Minimum of 4 years of relevant applied experience and a master’s degree or higher in computer science, data science, artificial intelligence, mathematics, statistics, or related quantitative fields. Alternatively, at least 5 years of relevant experience. Considerable experience leading complex data science projects is highly valued.
  • Advanced Programming Proficiency: Demonstrated expertise in Python, with a proven track record of delivering high-quality, production-ready code following best practices, while mentoring junior team members in this aspect.
  • Advanced Machine Learning Expertise: Extensive hands-on experience in advanced classification, regression, clustering, and deep learning techniques. Mastery in neural networks, large language models, and cutting-edge ML algorithms. Expertise in Scikit-learn, PyTorch, and/or Tensorflow at an advanced level.
  • Deep Knowledge of Large Language Models: Mastery in utilizing and integrating large language models for sophisticated natural language processing tasks, guiding the team in leveraging these models effectively.
  • Expert Data Manipulation Skills: Mastery in data processing, cleaning, and analysis, with advanced expertise in tools like Pandas, NumPy, Matplotlib, and SciPy.
  • Advanced Communication Skills: Exceptional communication and presentation skills, especially in conveying complex data science concepts to both technical and non-technical stakeholders.
  • Strategic Analytical Thinking: Demonstrated ability to strategically solve complex problems and translate intricate requirements into effective solutions.
  • Continuous Learning and Mentorship: Demonstrated commitment to continuous learning and a keen interest in mentoring junior team members, driving innovation, and staying updated in MLOps and data science productionization.

Work in a way that works for you

We promote a healthy work/life balance across the organisation. With an average length of service of 9 years, we are confident that we offer an appealing working prospect for our people. With numerous wellbeing initiatives, shared parental leave, study assistance and sabbaticals, we will help you meet your immediate responsibilities and your long-term goals.

Working with us

We are an equal opportunity employer with a commitment to help you succeed

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Company

RELX

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