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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



 Senior Security Engineer

Zurich | 80-100 % | Reference 3927


SIX Digital Exchange (SDX), a company owned by the Swiss Stock exchange, is building the first market infrastructure in the world to offer a fully integrated end to end trading, settlement and custody service for digital assets.


This is an extraordinary opportunity to work at the heart of the financial industry. The Senior Security Engineer is a key technical role in SDX that will shape and define the future direction of Security Engineering at SDX. The Security Engineer acts as a technical and thought leader that navigates the broad area of IT Security. Furthermore, you will be an integral part of both Site Reliability Engineering (SRE) and SDX Security – vibrant and modern teams that act in a strategic, transparent, empathic, and pragmatic manner. If you like to work in highly collaborative teams with a clear sense of purpose, then SDX is the right place to be. You will have the opportunity to take part in defining security across a wide range of technical areas. In your day-to-day business, you will lead and develop various security capabilities that will both empower and enable the wider SDX IT and developer communities. Up to 60% work from home is possible.



What You Will Do

  • be an empathic and trusted member of a modern team of highly skilled engineers, evangelizing security methods and practices
  • work closely with the architecture team and create component and subsystem designs which are both effective and secure
  • define, build and operate new security platform capabilities for internal customers
  • be the voice of information security and help define and shape the Security Engineering team
  • empower and guide junior engineers to implement security according to a healthy balance of both best practices and cutting-edge approaches

What You Bring

  • 5+ years of cumulative work experience in fields of IT Security, Software Engineering or IT-Operations
  • track record of hands-on engineering in at least one modern language (e.g., Python, Go, Java, etc.)
  • proven ability to critically reason about security on both architectural and technical levels (e.g., threat models, penetration tests or similar assessments)
  • experience in technical security leadership (e.g., tech lead, developed security architecture, lead small projects or initiatives, etc.) and high level of autonomy
  • you successfully coached or educated junior engineers and technical decision makers
  • fluent English (both oral and written) and excellent communication skills

If you have any questions, please call Alisha Thoma at +41 58 399 53 34.


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 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.