Senior Research Scientist (AI/ML, NLP & Information Retrieval)

NielsenIQ
Full-time Madrid, Community of Madrid Mathematical Science Occupations
Posted:
June 05, 2026
Location:
Madrid, Community of Madrid, Spain

Job Description

Company Description

We are a team of passionate, curious and diverse professionals who care about each other, our work, our company and the world. We are looking for someone who combines skill in machine learning with an ability to connect with people and see the wider context for a range of business problems. 

You will be responsible for assessing state-of-the-art techniques, researching novel ideas to improve them and applying them to large scale problems, mainly in the domain of recommender systems and NLP (from semantic search to deep agentic deep research). To solve problems effectively, you will need to be able to build relationships and understand the business context in which we are operating. This position will suit someone who has a deep understanding of machine learning and is comfortable presenting clearly and winsomely to a non-technical audience.

NielsenIQ helps companies to meet the needs of people all over the world for food, health, ...

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Job Overview

Job Type: Full-time
Location: Madrid, Spain
Posted: June 05, 2026
Deadline: July 15, 2026