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NielsenIQ

Research Scientist – Generative AI & Applied Research

NielsenIQ

Published 28 Apr 2026
Madrid, Spain
Full Time

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Role Highlights

Languages used

Python

Key skills

AI
Machine Learning
Generative AI
Prompt Engineering
Applied ML
Vector Database
Semantic Search
Critical Thinking
Research
Embeddings
Operations

Tools, Libraries and Frameworks

Description

The role involves solving business problems by applying Generative AI and machine learning fundamentals. The individual will collaborate with product, engineering, and business stakeholders to identify challenges and design experiments. Responsibilities include evaluating solutions and recommending practical, scalable approaches. The position requires translating complex business needs into technical solutions rather than focusing solely on model development.

Required Qualifications and Skills

Candidates must possess at least six years of experience in applied machine learning or AI roles. Required technical proficiencies include strong Python coding skills and expertise in experimentation design, metrics, and error analysis. Applicants should demonstrate hands-on experience with Generative AI, LLM systems, and vector databases. The role requires the ability to communicate scientific results clearly and collaborate effectively with cross-functional teams.

Disclaimer

Disclaimer: Job and company description information and some of the data fields may have been generated via GPT-4 summarisation and could contain inaccuracies. The full external job listing link should always be relied on for authoritative information.

About the company

NielsenIQ

Size

22039

HQ

Chicago, US

Public/Private

Privately Held

Description

NIQ is the worlds 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 insightsdelivered with advanced analytics through state-of-the-art platformsNIQ delivers the Full View(TM). NIQ, is an Advent International portfolio company with operations in 100+ markets, covering more than 90% of the worlds population. For more information, visitNIQ.com.

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