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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



 Middleware Engineer (Managed File Transfer)

Madrid | working from home up to 60% | Reference 4296


BME is the infrastructure of all the securities markets and financial systems in Spain and is owned by SIX.


SIX is looking for a motivated and talented Middleware Engineer, who is passionate about technology and helps us to run a highly secure, scalable and automated “Managed File Transfer” Platform

This profile is responsible for the operations, engineering and integration of all business,- corporate services using our platform.  We are ‘T-shaped’ engineers with international team set-up located in Spain and Switzerland. We take full responsibilities for our actions, operate and deliver great solutions !

The team is the hub when it comes to Managed File Transfer competences in SIX. As a Middleware Engineer you will set up and maintain file transfer connections for internal and external customers and ensure data travels through channels and processes efficiently. You will be responsible for delivering high quality production and test platform, supporting regular agile releases. 



What You Will Do

  • End2End Responsibility for managing File Transfer Platform and associated tooling for integration, Billing and Reporting 
  • monitors, tracks, and maintains file transfer servers and the performance of the related services 
  • provides daily interaction with business partners, external partners and DevOps teams to solve problems in MFT process flows
  • knowledge with other Middleware Systems (MQ, Kafka, WebSphere) is a big plus  
  • build-up and transfer interdisciplinary knowledge
  • on-call duties 

What You Bring  

  • 1-3 years of working knowledge with Managed File Transfer concepts and various file transfer protocols (SFTP, Connect:Direct, AS2)
  • proficient with PKI, SSL and SSH security implementations 
  • proficient with Linux OS and scripting skills such as Perl, Python, Go, etc 
  • strong problem solving and troubleshooting skills
  • loves to work with team, able to coordinate, steer, and make decisions. Good communication skills in spoken and written English
  • passion for continuous learning and knowledge sharing

If you have any questions, please call German Lopez Arranz at +34 91 709 5771.


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.