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We drive the transformation of the financial markets. That’s why we invest in bright minds, in their ideas, knowledge and development. We do that by combining our best sides.


If you would like to find out why stability makes us so agile, why experience makes us so curious and why empathy makes us so impactful, apply now for the position of



 Data Warehouse & ETL Specialist

Warsaw | 80-100% | Reference 3156



Are you ready to work at SIX and join the world of Finance and IT? SIX Global Business Solutions, located in the center of Warsaw, is part of SIX and awarded “Best Workplaces” in Poland 2019, 2020 and 2021. As a Data Warehouse & ETL Specialist, you will be able to look after all of our services with regard to data warehouse and surrounding systems for our internal customers at SIX. This ranges from ensuring the stable operation of our systems and advising our internal customers to implementing new solutions in the context of changes and projects in this area. You enjoy working with customers and data and are able to analyze complex issues, derive knowledge based on them and visualize them in an understandable manner. Then take the opportunity and work with us to shape the future of our fast-growing reporting services.



What You Will Do

  • Extend, optimize and maintain our data warehouse

  • Design and create data marts for our internal customers

  • Create, extend, optimize and maintain our ETL processes for our services

  • Monitoring and operation of our reporting system landscape

  • Consult and support internal customers with their data warehouse and ETL needs


What You Bring

  • A university degree (ideally in IT or business informatics); Master is beneficial

  • Several years of experience as a consultant or business analyst with practical experience in handling and supporting Tableau and / or Power BI

  • Hands-on experience in SQL Server, MySQL and Oracle, SQL Server Integration Services and Java

  • Expertise in the field of scripting languages (e.g. PowerShell), Apache Tomcat, Windows Server; knowledge of JSF, HTML, CSS and ITIL processes are an advantage

  • Independent team player who is used to take on challenges in a methodical, structured and professional manner, solution-oriented, willing to learn and communicative


If you have any questions, please call Anna Tusznio at +48 515 602 655.


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. 

What We Offer

Flexible Work Models
We trust our employees and offer a work environment that is well-balanced, productive and fosters success. 

Personal Development
You will benefit from a culture of continuous learning and feedback. Your personal growth is supported through an extensive learning offering.

Agile Working Methods 
Whether through scrum or design thinking,
we solve exciting tasks together in teams.