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Data Engineer

NielsenIQ


Job Location:

Madrid - Spain

Monthly Salary: Not provided by the employer
Posted: 28 August 2026 (Yesterday)
Application Deadline: 25 November 2026
Vacancies: 1 Vacancy

Job Summary

Responsibilities

  • Design and build data pipelines/flows for ML use cases
  • Implement data versioning practices
  • Deploy and manage flows in orchestration tools
  • Improve and maintain CI/CD pipelines
  • Manage Python dependencies (Poetry uv)
  • Deploy data scientists scripts and models from notebooks to production
  • Implement data quality checks to ensure pipeline reliability
  • Optimize data processing jobs for performance and cost particularly on distributed systems and cloud data services

Qualifications :

Qualifications

  • 35 years of experience as a Data Engineer
  • Strong proficiency in Python
  • Experience with distributed systems for big data processing (Dask Spark)
  • Experience building ETL pipelines
  • Experience building reliable maintainable data pipelines
  • Hands-on experience with GCP core data services (Cloud Storage BigQuery Cloud Build GKE)
  • Experience with orchestration tools (Airflow Dagster or similar)
  • Comfortable working in a Linux environment with Jupyter Python Git Docker SQL and NoSQL
  • Strong experience with Pandas SQL and writing Dockerfiles
  • Professional-level English

Nice to have

  • Experience with ML datasets
  • Experience building data pipelines for AI models
  • Experience with LangGraph and RAG systems

Additional Information :

Our Benefits

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

NIQ may utilize artificial intelligence (AI) tools at various stages of the recruitment process including résumé screening candidate assessments interview scheduling job matching communication support and certain administrative tasks that help streamline workflows. These tools are intended to improve efficiency and support fair and consistent evaluation based on job-related criteria. All use of AI is governed by NIQs principles of fairness transparency human oversight and inclusion. Final hiring decisions are made exclusively by humans. NIQ regularly reviews its AI tools to help mitigate bias and ensure compliance with applicable laws and regulations. If you have questions require accommodations or wish to request human review were permitted by law please contact your local HR representative. For more information please visit NIQs AI Safety Policies and Guiding Principles: NIQ

NIQ is the worlds leading consumer intelligence company delivering the most complete understanding of consumer buying behavior and revealing new pathways to 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. NIQ is an Advent International portfolio company with operations in 100 markets covering more than 90% of the worlds population.

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Our commitment to Diversity Equity and Inclusion

At NIQ we are steadfast in our commitment to fostering an inclusive workplace that mirrors the rich diversity of the communities and markets we serve. We believe that embracing a wide range of perspectives drives innovation and excellence.  All employment decisions at NIQ are made without regard to race color religion sex (including pregnancy sexual orientation or gender identity) national origin age disability genetic information marital status veteran status or any other characteristic protected by applicable laws. We invite individuals who share our dedication to inclusivity and equity to join us in making a meaningful impact. To learn more about our ongoing efforts in diversity and inclusion please visit the  Work :

Yes


Employment Type :

Full-time


About Company

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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 holi ... View more

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