SIX drives the transformation of financial markets.
What sets us apart drives us ahead: between local roots and global relevance, we are a unique blend of tradition and future, of foundation and growth. We value bright minds and inspire them to grow with their ideas. Come and shape the future of finance with us.
Madrid, Warsaw | Working from home up to 40% | Reference 7580
Do you want to work in a highly dynamic environment? Are you passionate about turning business problems into AI‑powered products? You have deep expertise in machine learning and MLOps practices. Then our Data Science & AI team wants to hear from you! Join our team as a Junior Data Scientist bridging the gap between data science and operations. You will be responsible for building and maintaining the infrastructure that supports our machine learning initiatives, ensuring our models are not just experimental but production-ready and scalable across multi-cloud environments.
If you have any questions, check out our FAQ page or call Yuliya Stoyko at +34 917095993
For this vacancy we only accept direct applications in English.
Diversity is important to us. Therefore, we are looking to receiving applications regardless of any personal background.

SIX has been connecting the financial markets to the real economy for over 90 years.
The Swiss company provides services in the securities, financial information as well as the payments business and caters to a broad international client base. Its stable and efficient infrastructure guarantees the competitiveness of the Swiss and Spanish financial center.
The workforce of 4,000 employees in 19 countries on 5 continents constantly provide innovations across the value chain to help financial institutions accelerate growth. The reliable and secure services enable them to focus on their core business, create value, and reduce cost.
Measured in terms of free float, SIX – with the Swiss and the Spanish stock exchange – constitutes the third-largest exchange group in Europe by market capitalization.