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Senior Data Scientist
full-time•Warsaw, Madrid
About this role
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.
Senior Data Scientist
Warsaw, Madrid | Working from home up to 40% | Reference 7592
Join our Data Science, Analytics, and AI team at SIX BFI, a leader in the financial data industry. We are looking for a passionate and experienced Senior Data Scientist to drive the development of innovative AI-powered solutions. You will work on a wide range of initiatives, from extracting intelligence from unstructured data to building production-grade analytical applications. If you are a proactive, hands-on leader who thrives on solving complex challenges and wants to make a significant impact, this is the role for you.
What You Will Do
- Lead AI/Analytics Projects: Owns the end-to-end lifecycle of data science projects, from ideation and stakeholder engagement to deployment and iteration, ensuring alignment with business goals.
- Develop Advanced AI/ML Models: Leverage cutting-edge AI, NLP, and machine learning techniques to extract structured insights from unstructured financial documents and alternative data sources.
- Build Production-Ready Solutions: Design, build, and deploy robust, production-grade AI solutions, including analytical chatbots and critical applications that deliver actionable insights from our vast datasets.
- Act as a Data Evangelist: Develop a deep understanding of our vast financial datasets and act as a subject matter expert, collaborating directly with business stakeholders to understand their needs and translate them into data-driven solutions.
- Collaborate and Mentor: Work closely with cross-functional teams of engineers, product managers, and other data scientists. Mentor junior team members and foster a culture of technical excellence and continuous learning.
What You Bring
- Technical Expertise: Deep proficiency in Python and its data science ecosystem (e.g., pandas, scikit-learn, spaCy). Extensive experience with Databricks, PySpark, and dbt for large-scale data processing and transformation.
- API and Backend Skills: Proven experience building production-ready APIs using frameworks like FastAPI and interacting with databases using tools like SQLAlchemy.
- DevOps & MLOps Mindset: Strong understanding of software development best practices. Hands-on experience with Docker for containerization and Git for version control.
- Technical Expertise: Deep proficiency in Python and its data science ecosystem (e.g., pandas, scikit-learn, spaCy). Extensive experience with Databricks, PySpark, and dbt for large-scale data processing and transformation.
- API and Backend Skills: Proven experience building production-ready APIs using frameworks like FastAPI and interacting with databases using tools like SQLAlchemy.
- DevOps & MLOps Mindset: Strong understanding of software development best practices. Hands-on experience with Docker for containerization and Git for version control.
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.
Diversity is important to us. Therefore, we are looking to receiving applications regardless of any personal background.
What you'll do
- Lead the end-to-end lifecycle of data science projects, ensuring alignment with business goals. Develop advanced AI/ML models and build production-ready solutions that deliver actionable insights.
About SIX
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.
Ready to join SIX?
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Frequently Asked Questions
What does a Senior Data Scientist do at SIX?
As a Senior Data Scientist at SIX, you will: lead the end-to-end lifecycle of data science projects, ensuring alignment with business goals. Develop advanced AI/ML models and build production-ready solutions that deliver actionable insights..
Is the Senior Data Scientist position at SIX remote?
The Senior Data Scientist position at SIX is based in Warsaw, Masovian Voivodeship, Poland and Madrid, Community of Madrid, Spain. Contact the company through Clera for specific work arrangement details.
How do I apply for the Senior Data Scientist position at SIX?
You can apply for the Senior Data Scientist position at SIXdirectly through Clera. Click the "Apply Now" button above to start your application. Clera's AI-powered platform will help match your profile with this opportunity and guide you through the application process.