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Senior Data Scientist

NielsenIQ
Spainfull_timeVerifiedPosted 13 May 2025

About the role

Company Description

#LI-Hybrid

As a Senior Data Scientist, you will report to the Lead, Data Science & Innovation, focusing on designing, developing & scaling cutting-edge marketing analytics solutions to strategic client business problems. You will be joining an innovation & client first culture, where creative thinking and entrepreneurial spirit are championed, fostered, and harnessed into the next-gen features of our evolving marketing analytics platform. You will be responsible for designing and building high-performance models & ML/AI algorithms and ensuring the accuracy & reliability of our platform's insights. 

Job Description

  • Design and develop advanced analytic solutions to cutting-edge client business problems in the world of marketing analytics, leveraging techniques across applied statistics, econometrics, machine learning, natural language processing, computer vision, and other AI disciplines 

  • Deliver actionable insights & consultation to external clients leveraging developed solutions, models, & algorithms 

  • Collaborate with engineering stakeholders to integrate and/or deploy solutions into our marketing analytics platform, ensuring seamless performance and continued innovation-to-product pipeline 

  • Continuously evaluate and refine models & algorithms to improve accuracy and efficiency 

  • Serve as a primary L2 support resource for escalated issues, bugs, & blockers with deployed models & algorithms 

  • Stay up to date with the latest advancements in marketing science, machine learning, and AI, and work with the Data Science Lead to identify opportunities to apply them to our platform  

  • Foster a culture of innovation and experimentation within the team by serving as a mentor & talent multiplier to peers and juniors on the team 

Qualifications

  • 4+ years of relevant experience in a data or decision science field 

  • Master’s degree or above in Statistics, Mathematics, Econometrics, Computer Science, or a related Data Science field 

  • Strong theoretical and practical knowledge of statistical modeling, in both Frequentist and Bayesian frameworks 

  • Strong theoretical and practical knowledge of ML/AI algorithms  

  • Proficiency in programming languages such as Python, R, and SQL 

  • Experience in working within cloud stacks and with cloud toolkits, namely: AWS, GCP, Azure, Databricks, Jupyter; Spark and Airflow experience a plus 

  • Familiarity with product development tools & apps, namely: Jira, Confluence, Git 

Desired Skillsets: 

  • Previous experience in the marketing or advertising industry is a plus 

  • Excellent problem-solving and analytical skills 

  • Demonstrated leadership and communication skills 

  • Strong sense of urgency and accountability to drive client outcomes    

  • Able to work collaboratively with internal & external teams    

  • Capable of maintaining positive client relationships in complex situations & resolving client issues    

  • Strong logic, deductive reasoning, problem-solving, and critical thinking skills    

  • Strong project management skills and ability to manage multiple priorities    

If you're passionate about the next gen of marketing science and want to make a significant impact on the future of the marketing analytics industry, we encourage you to apply! 

Additional Information

Hybrid : 1 a week at Madrid office - Flex working mode

Our Benefits

  • Flexible working environment
  • Volunteer time off
  • LinkedIn Learning
  • Employee-Assistance-Program (EAP)

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 NIQ.com

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NielsenIQ

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