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Scientist Spain Jobs

29 Job Offers

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Senior AI Research Scientist
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Senior AI Research Scientist sought by Adyen to lead applied AI innovation in fintech. This Madrid-based role involves designing and deploying production-grade agentic systems for complex financial tasks, owning evaluation frameworks, and shaping AI strategy. Requires 6+ years shipping LLM-powere...
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Spain , Madrid
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Adyen
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Application Scientist, Clinical Genomics
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Application Scientist, Clinical Genomics role in Spain: leverage your Master’s/PhD and NGS expertise to drive pre- and post-sales support for VarSome. You’ll bridge clinical needs with technical solutions, optimize workflows, and advocate for users. Native Spanish and English required. Enjoy a re...
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Spain
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Saphetor
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Data Scientist - Fraud Detection
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Join a leading insurtech as a **Data Scientist** in **Madrid, Spain**, tackling high-impact **fraud detection** challenges. You'll design ML systems to identify suspicious claims, leveraging Python, Spark, and XGBoost. Enjoy hybrid work, up to 30 days remote annually, private healthcare, and tail...
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Spain , Madrid
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Prima
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Clinical Scientist Director - Late Development Oncology
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Lead late-stage oncology clinical development as Clinical Scientist Director at Amgen in Spain. Drive protocol execution, data integrity, and medical monitoring for innovative therapies. Requires a doctorate/master’s/bachelor’s with relevant experience and strong cross-functional leadership. Enjo...
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Spain
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131166.90 - 177461.10 EUR / Year
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Amgen
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Clinical Scientist Associate Director
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Clinical Scientist Associate Director role in Spain supporting late-phase global clinical trials. You will drive protocol development, medical monitoring, and clinical data review for regulatory submissions. Requires a Doctorate with 3 years or Master’s with 5 years of life sciences experience. I...
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Spain
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90787.65 - 122830.35 EUR / Year
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Amgen
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Senior Data Scientist
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Senior Data Scientist role in Barcelona, Spain, driving customer engagement through machine learning and experimentation. You'll own core models for recommendations and personalization, impacting user retention and revenue. Requires deep ML, statistical modeling, and Python expertise, plus SQL an...
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Spain , Barcelona
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Delivery Hero
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Principal Applied Scientist
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Join Microsoft’s Azure AI Knowledge team in Barcelona as a Principal Applied Scientist. Lead the development of agentic retrieval systems and LLM-powered query workflows for enterprise customers. You will drive research into production, build evaluation metrics, and collaborate across teams to sh...
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Spain , Barcelona
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Microsoft Corporation
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Senior Data Scientist
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Madbox seeks a Senior Data Scientist to drive end-to-end projects in Barcelona, Spain. You will analyze player behavior, design A/B tests, and develop predictive models using Python, SQL, and GCP. Ideal candidates have 3+ years in Data Science, strong statistics skills, and experience with large-...
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Spain , Barcelona
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Madbox
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Senior Data Scientist
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Join our Trust & Safety mission in Barcelona as a Senior Data Scientist. You will build and deploy production ML models (XGBoost, Neural Networks) to combat fraud and assess risk. Leverage your 5+ years of Python and ML expertise on a cross-functional team. Enjoy a competitive salary, annual bonu...
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Spain , Barcelona
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Adevinta
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Applied Scientist Intern
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Join Amazon Science as an Applied Scientist Intern in Barcelona or Madrid. You will design algorithms and deploy production-level solutions in ML, AI, or robotics. This role offers a competitive stipend, mentorship, and the potential to publish at top-tier conferences. Ideal for PhD/MS students p...
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Spain , Barcelona; Madrid
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Amazon Pforzheim GmbH
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Data Scientist
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Join Prima's Pricing & Underwriting team in Madrid as a Data Scientist. Use advanced analytics and machine learning to solve complex insurance challenges and shape business strategy. We seek a quantitative expert with strong problem-solving skills and proficiency in Python and SQL. Enjoy hybrid w...
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Spain , Madrid
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Prima
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Senior Data Scientist
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Join our Trust & Safety mission in Barcelona as a Senior Data Scientist. You will build and deploy production ML models (XGBoost, Neural Networks) to detect fraud and assess user risk. Leverage your 5+ years of Python and ML expertise to have a real impact on platform safety. Enjoy competitive sa...
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Spain , Barcelona
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Adevinta
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Senior Data Scientist
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Join our mission to enhance platform safety for millions of users in Barcelona. As a Senior Data Scientist, you'll build end-to-end ML models, specializing in Computer Vision, NLP, and Generative AI. We offer an attractive salary, annual bonus, and a flexible "Work From Anywhere" policy. Apply yo...
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Spain , Barcelona
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Adevinta
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Senior Applied Scientist
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Join Microsoft's Location Service team in Barcelona as a Senior Applied Scientist. You will advance global location intelligence through large-scale data modeling, geospatial analysis, and rigorous experimentation. Your work will power context-aware experiences in products like Bing, Azure Maps, ...
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Spain , Barcelona
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Microsoft Corporation
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Senior Data and Applied Scientist
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Join the Bing Places team in Barcelona to shape the future of local search. As a Senior Data Scientist, you'll design relevance metrics, build LLM labeling pipelines, and apply RAG techniques. Leverage your advanced degree to improve search quality for millions using cutting-edge AI and data scie...
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Spain , Barcelona
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Microsoft Corporation
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Senior Data Scientist
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Join our Data and Insight team as a Senior Data Scientist in Spain. This fully remote role focuses on building high-impact ML models, designing robust simulations, and driving business outcomes through rigorous A/B testing. We seek a candidate with 3-4 years of Python experience, strong statistic...
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Spain
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Bark
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Senior Data Scientist
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Spain
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Bark
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Senior Data Scientist
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Join our team in Barcelona as a Senior Data Scientist to enhance platform safety for millions. You will design and build end-to-end ML models, specializing in Computer Vision, NLP, and Generative AI. Enjoy a competitive salary, annual bonus, and flexible "Work From Anywhere" benefits in a collabo...
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Spain , Barcelona
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Adevinta
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Senior Data Scientist
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Spain , Barcelona
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Adevinta
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R&D Formulation Scientist
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Spain , Leon
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PCI Pharma Services
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About the Scientist role

A career as a scientist offers a dynamic and intellectually stimulating path defined by inquiry, analysis, and innovation. Scientist jobs span a vast array of industries, from healthcare and biotechnology to technology, environmental science, and data-driven business. At its core, the profession involves designing and conducting experiments, studies, or analyses to answer specific questions, test hypotheses, or solve complex problems. Whether working in a laboratory, a field setting, or behind a computer, scientists are responsible for applying rigorous methodologies to generate reliable data and actionable insights.

Common responsibilities for scientist roles include formulating research questions, developing experimental protocols, and collecting and processing samples or datasets. A significant portion of the work involves data analysis, where scientists use statistical software, programming languages like Python or R, and specialized tools to interpret results. Documentation is critical; scientists must maintain detailed records, write technical reports, and prepare findings for publication or presentation to stakeholders. In many settings, collaboration is key—scientists often work in interdisciplinary teams, sharing expertise with engineers, product managers, or medical professionals to translate research into practical applications. Quality control, safety compliance, and staying current with the latest scientific literature are also essential daily duties.

The typical skills and requirements for scientist positions are rigorous. Most roles require at least a bachelor’s degree in a relevant scientific field, with many demanding a master’s or doctorate for senior or specialized positions. Core competencies include strong analytical and critical thinking abilities, meticulous attention to detail, and proficiency in quantitative methods. Technical skills vary by specialization—a data scientist might need expertise in machine learning and big data frameworks, while a clinical lab scientist must master diagnostic techniques and regulatory standards. Communication skills are equally vital, as scientists must clearly convey complex ideas to non-experts, write grant proposals, or present findings at conferences. Adaptability and a commitment to ethical research practices are foundational to the profession.

Ultimately, scientist jobs offer the opportunity to drive discovery and innovation. From developing new treatments and technologies to improving business strategies and environmental stewardship, scientists play a crucial role in advancing knowledge and solving real-world challenges. The profession rewards curiosity, persistence, and a passion for evidence-based problem-solving, making it a deeply fulfilling career for those dedicated to pushing the boundaries of what is known.