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Engineering specialist - Self Sovereign Identity

Req ID:  20564
Posted on:  09-Oct-2021

Madrid Goya (ES02), Spain

Department:  Center Of Excellence (50007082)
Job Family:  Information Technology

SICPA - Together with you we achieve excellence!

To explore and build the next generation of nation-state digital identity systems, as part of our fast-growing Digital Lab team we are looking for a purpose-driven, experienced: 





Our ideal candidate is a hands-on builder with a demonstrated track-record in the field of self-sovereign identity, delivering working code. Besides being an experienced engineer that can effectively write high quality, scalable code that powers novel solutions, you have proven hands-on experience with all relevant concepts of the decentralized identity stack. You know your way around the different code-bases (eg Aries) and standards (W3C, OIDC, etc) and can evaluate their pros and cons. 



  • Develop high-performing components for our digital ID solutions
  • Be hands-on and involved with early stage product shaping
  • Develop pluggable, versioned protocols defined through a community specification process, including contributing to the specification and providing implementation experience feedback
  • Design and review software architecture
  • Design and build APIs to expose a useful abstraction for client business services, enabling suitable control while hiding complexity
  • Write extensive unit tests for your code to ensure ongoing coverage of the codebase (currently with > 98% coverage)
  • Contribute to standards and best practice for software engineering
  • Actively contribute to the development of key building blocks, PoCs and MVP development on a technical level
  • Contribute to refining our technology stack across multiple streams (Identity, Currency, Value chains)
  • Contribute to and be a steward of good design practices in development of decentralized identity solutions




  • Bachelor’s Degree in Computer Science or related field, or equivalent experience
  • Good understanding  and knowledge in apply security and data protection mechanisms
  • Experience in developing scalable, could-native deployment applications; specifically, containers, orchestration platforms (Docker/Kubernetes/Helm), APIs (eg gRPC/REST) and systems based on messaging architecture (eg Kafka)
  • Development skills in Python and at least one other language of interest (ie: typescript, kotlin)
  • SSI specialist, hands-on experience with all aspects of the SSI stack (DIDs, Credentials, etc)
  • Working experience with Aries and/or DIDComm is a strong advantage
  • Entrepreneurial attitude, builder and fast learner
  • Self-starter that can develop and contribute to a technical vision throughout the team
  • Likes to prototype/experiment, comfortable with ambiguity
  • Fluent in English (French is an asset).




  • Our success comes from our highly skilled and talented employees.
  • Respectful entrepreneurship and a long-term vision are key for success.
  • Our people contribute to a more secure world.
  • Diversity at all levels of an organisation is a strength.


We offer an exciting and challenging role, with great potential for personal development within a unique organization in a fascinating and fast-growing industry. Your file will be handled with upmost confidentiality and discretion. 

Apply now »