We are looking for aData Scientistwith 3+ years of professional experience to join a team inBarcelona .In this role, you will work withdata processing, Machine Learning and applied statistics, combining strongPython and SQLskills with experience working with large datasets and cloud environments.You will contribute to projects involvingdata preparation, statistical analysis and Machine Learning models, with a strong focus on data quality and practical problem-solving.If you enjoy working hands‑on withPython, SQL, Machine Learning and cloud technologies, this could be your next challenge.What you'll doWork withlarge volumes of data, including data manipulation and preprocessing.Develop and optimiseadvanced SQL queries .DevelopPython scriptsusing its main data science libraries and tools.Work withETL processes, data storage, integration and processing.ApplyMachine Learning and statistical techniques, including predictive models, regression, classification, clustering and/or time series.Apply statistical methods such ashypothesis testing, regression analysis and probability distributions .Contribute todata modelling, governance and data qualitypractices.Create data visualisations using tools such asMatplotlib, Seaborn or ggplot2 .Work with cloud environments such asAWS, Azure or Google Cloud .3+ years of professional experience in Data Science, particularly in data storage, integration, processing and/or ETL environments.AdvancedSQL, including query development and optimisation.Professional experience withPythonand its main libraries and tools.Experience manipulating and preprocessing large datasets usingSQL and Pandas or Polars .Experience with at least one majorcloud platform: AWS, Azure or Google Cloud .Practical experience applyingMachine Learning and statistical techniques .Knowledge ofapplied statistics,



including hypothesis testing, regression analysis and probability distributions.Experience withdata modelling, governance and data quality .Experience with data visualisation tools such asMatplotlib, Seaborn or ggplot2 .Degree, Master's or PhD in Computer Science, Economics, Business Administration, Data Science or a related discipline .Experience working autonomously onStatistics and Machine Learning projects .Experience withTableau .Location & Working ConditionsHybrid model - 2 days on site per weekWhy join this project?People first– diverse and inclusive culture in aninternational environment .Work onhigh-impact Data & Insights initiativesacrossbusiness performance ,operations ,finance, andcommercial domains .Help shape howdata supports strategic decision-makingacross alarge international organisation .Explore the evolution ofAI-driven analytics ,productivity tools, anddata discoverability .Contribute toself-service analytics ,data products, andscalable reporting practices .Work closely withbusinessandsenior stakeholders, turningcomplex dataintomeaningful insights .High team stability andcollaborative culture .€1200 per yeartraining budgetandcontinuous learning opportunities .Private health insurance andbenefits package .Versátil working hours andhybrid model .Wellhub: fitness, wellness, and mental health support.Football and paddle tennis teams sponsored byCapitole .Team buildings, global events, and strong tech communities.We know that not every candidate will meet 100% of the requirements. If your profile doesn't match perfectly but you believe you can add value, we'd still love to hear from you.Information Security NoticeThe employee will have access to confidential information related to Capitole and the assigned project.Compliance with internal security and information protection policies is mandatory.#J-18808-Ljbffr

📌 Data Scientist (Madrid)
🏢 Capitole
📍 Madrid