Python Data Engineer

XTB is a global company from the financial industry, focusing on online trading of financial instruments. We are the largest FinTech in Poland and a leader in Central and Eastern Europe, and the range of our operations covers several countries, including Asia and South America. At XTB, we focus on the development of our employees, giving them opportunities to gain knowledge and skills in various fields, as well as offering a number of training and development programs. If you are looking for challenges and want to gain valuable experience in an international business environment, XTB is the right place for you. We are a certified Great Place to Work company. About the Role We are looking for a Senior Data Engineer with strong data warehousing fundamentals and hands-on Spark (PySpark) experience to design, build, and maintain scalable data pipelines. You will work closely with analysts, data scientists, and product teams to turn raw data into reliable, well-modeled datasets that power reporting, analytics, and downstream applications. This role suits a strong general-purpose Python developer with a solid programming background who enjoys building robust, production-grade data systems.