Data Scientist

  • Full-time
  • Career Site Team: Data Science

Company Description


NielsenIQ Advanced Analytics team develops and promotes a portfolio of global products. Leveraging NielsenIQ’s unparalleled data and global platforms, the Advanced Analytics team creates solutions to enable our clients to make better business decisions every day.  We partner with Product Owners and Core Technology Teams to build scalable, always on analytic products using relevant modeling/ML techniques.  

We’re looking for a passionate and talented Data Scientist to join our growing team. In this role, you’ll have the chance to roll up your sleeves and apply data science methods and analytics to sustain NielsenIQ Analytics growth. Successful candidates are intellectually curious builders and active learners who are biased toward action, new problem solving.  

Job Description

  • Understand business issues, stakeholder requirement and expectations  

  • Perform relevant modeling analysis and POC exploring multiple techniques 

  • Ensure Analytics model quality 

  • Document and present findings and recommendations on methodology in a structured way to various stakeholder or partnering teams (Tech, Product leader). 

  • Work closely with the Tech team to convert those POC into fully scalable products. 

  • Stay abreast of developments in the area to ensure bringing the most appropriate solutions to our business. 


You’ve built a decent track record in research and data analytics. And you have the communication chops to translate it all into conversations. While you’ve worked with global cross-functional teams, you can also put your head down and focus on independent projects. Seeing the big picture takes attention to detail. Keeping up with the fast-changing world of technology takes someone who recognizes that. You know what’s happening in big data and you’re ready to influence what’s next. 

  • Master degree in mathematics, Data Science or a closely related field 

  • 3+ years of experience as a Data Scientist in the business 

  • Strong knowledge of 

  • statistical modelling 

  • data mining 

  • predictive analytics 

  • machine learning: Forecasting, Classification, Data/Text Mining, Decision Trees, Adaptive Decision Algorithms, Random Forest, Search Algorithms, Neural Networks, Deep Learning Algorithms, Generative AI (like LLM) 

  • Experience modelling fast moving consumer goods sales 

  • High proficiency in Data Science tools like Python, PySpark, DataBricks 

  • Experience working with a development team to deploy models in cloud environments like Microsoft Azure 

  • Established experience as a Data Scientist within a commercial environment 

  • Strong problem solving and communication skills, independent working style 

Additional Information

This role is available in Madrid (Hybrid: 1 week at the office)

About NIQ

NIQ is the world’s leading consumer intelligence company, delivering the most complete understanding of consumer buying behavior and revealing new pathways to growth. In 2023, NIQ combined with GfK, bringing together the two industry leaders with unparalleled global reach. With a holistic retail read and the most comprehensive consumer insights—delivered with advanced analytics through state-of-the-art platforms—NIQ delivers the Full View™.

NIQ, is an Advent International portfolio company with operations in 100+ markets, covering more than 90% of the world’s population. For more information, visit

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Our commitment to Diversity, Equity, and Inclusion

NIQ is committed to reflecting the diversity of the clients, communities, and markets we measure within our own workforce. We exist to count everyone and are on a mission to systematically embed inclusion and diversity into all aspects of our workforce, measurement, and products. We enthusiastically invite candidates who share that mission to join us.

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Learn more about how we are driving diversity and inclusion in everything we do by visiting the NielsenIQ News Center:

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