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



 Blockchain Infrastructure DevOps Engineer

Madrid | working from home up to 60% | Reference 5281


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


SDX, a company owned by SIX Group, is building crypto infrastructure products for institutional clients. This is an extraordinary opportunity to work at the heart of the financial industry that is at the tipping point of a major change. If you’d like to work in a highly collaborative team with a sense of purpose and a culture of mutual trust, then SDX is the right place to be.

Working within the Crypto Staking team, you will be delivering crypto services for institutional clients to support their integration into the crypto ecosystem. We are offering you the opportunity to bring your energy, experience and knowledge into our team.



What You Will Do

  • architect, implement and automate scalable blockchain infrastructure
  • blockchain node management 
  • responsible to further develop the platform in daily operations as we are applying DevOps principles
  • designing and implementing key management and security of public blockchain network nodes
  • work closely with Product and Business Development professionals in a cross-functional team to understand business challenges faced by major financial institutions in multi-party transactions

What You Bring

  • experience operating and deploying blockchain infrastructure, such as Cardano, Ethereum, Polkadot or Solana
  • proven skills in infrastructure automation technologies with cloud architecture, preferably Azure
  • ability to work independently, highly self-motivated, entrepreneurial and adept at working in high performing and agile environments. High interest in learning new technologies and concepts
  • solid working experience with enterprise container orchestration technologies, such as Kubernetes, ArgoCD, GitOps
  • strong academic background with a good computing-related degree from a leading University

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.