Summary: UST is seeking a Senior Data Engineer with expertise in Python and modern data engineering tools to design, build, and optimize scalable ETL/ELT pipelines and orchestrate data workflows. Highlights: 1. Opportunity to join a multinational, Top Employer certified company 2. Work with expert-level Python and modern data orchestration frameworks 3. Focus on building and optimizing scalable data pipelines 1 Opening Madrid ### **Role description** **We are still looking for the very Top Talent…and we would be delighted if you were to join our team!** More in details, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35\.000 employees all over the world and presence in more than 35 countries. We are leaders on digital technology services, and we provide large\-scale technologic solutions to big companies. **What we look for?** A Senior Data Engineer has a strong expertise in Python and modern data engineering tools to help build and evolve our enterprise data ecosystem. **Work Location** Hybrid. Madrid city center (Sol area). 3 days a week in the office \+ 2 days remote. **Main tasks and accountabilities will be:** * Design, build, and optimize scalable Python\-based ETL/ELT pipelines using tools such as pandas, Polars, or similar frameworks * Build and orchestrate data pipelines using Dagster, Airflow or similar tools * Develop efficient data ingestion pipelines for batch, incremental and streaming scenarios * Integrate with internal and external APIs, ensuring robust authentication, error handling and data quality * Work with Docker, Kubernetes, and GitLab to deploy, operate, and monitor data pipelines in production * Develop and maintain CI/CD pipelines for data workflows, library packaging, and infrastructure components **What UST expects from you?** * Expert\-level Python skills (pandas/Polars, typing, packaging, testing, performance optimization) * Solid experience with data orchestration frameworks (Dagster preferred; Airflow or similar tool is a strong plus) * Strong understanding of data modelling, ETL patterns, and performance * considerations * Proficiency with Docker, Kubernetes, and GitLab CI/CD * Hands\-on experience with SQL and relational databases (MS SQL preferred, PostgreSQL/Oracle is a plus) * Practical experience with Azure data and compute services (Databricks, ADLS, ADF) and foundational knowledge of Azure networking, AAD, and security concepts; comparable experience with AWS or GCP is equally valued * 5\+ years of experience in data engineering or backend engineering with a strong data focus * English: fluent (written and spoken); Spanish: nice\-to\-have **¿What can we offer?** * 23 days of Annual Leave plus the 24th and 31st of December as discretionary days! * Numerous benefits (Heath Care Plan, Internet Connectivity, Life and Accident Insurances). * \`Retribución Flexible´ Program: (Meals, Kinder Garden, Transport, online English lessons, Heath Care Plan…) * Free access to several training platforms * Professional stability and career plans * UST also, compensates referrals from which you could benefit when you refer professionals. * The option to pick between 12 or 14 payments along the year. * Real Work Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime…) * UST Club Platform discounts and gym Access discounts **If you would like to know more, do not hesitate to apply and we’ll get in touch to fill you in details. UST is waiting for you!** **In UST we are committed to equal opportunities in our selection processes and do not discriminate based on race, gender, disability, age, religion, sexual orientation or nationality. We have a special commitment to Disability \& Inclusion, so we are interested in hiring people with disability certificate.** ### **Skills** python,data engineering,gitlab,sql, ### **About UST** UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future\-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.