Software Engineer (Back-end)

The Hague, the Netherlands & Remote
Start date:
We are looking for an experienced back-end software engineer with an affinity for DLT (Distributed Ledger Technology) to join our engineering team. In this role, you will be responsible for analysing requirements, writing and testing scalable code, developing back-end components, designing blockchain technology and integrating user-facing elements in collaboration with the front-end developers.


  • A competitive salary
  • Flat hierarchy
  • 25 days of paid time off
  • Travel allowance
  • Semi-remote, work from home policy
  • Flexible working hours
  • Annual company holiday
  • Be part of a new industry standard
  • Save the world with code


  • Work towards a production ready system for a large number of clients.
  • A transparent industry protocol while still maintaining strong privacy and security features (for us, but also our clients).
  • Make use of exciting new tech and their caveats: decentralisation, public blockchains, Zero Knowledge Proof (and at a later stage big data analytics).
  • Multi-region challenges.
  • Meeting demands and requirements of various industry clients (e.g. audits).


  • Bachelor or Master’s degree in Computer Science, Computer Engineering, or related field.
  • Several years of experience as a back-end software engineer.
  • Experience in Python (3+, asyncio, typing) or similar.
  • Experience in developing API’s, web services, microservices.
  • Various DLT experience (Ethereum Solidity, HyperLedger).
  • Ability to collaborate on projects and work independently when required.

Bonus Experience

  • Experience in building scalable systems.
  • Experience in following principles: distributed event streaming, on-premise solutions, peer-to-peer transports and/or security focussed infrastructure.
  • Experience in applying cryptographic solutions (Key derivation, Elliptic Curve, Diffie Hellman, ZKP).
  • Experience in Rust or similar.
  • Familiar with security audits.
  • Automation/DevOps affinity and/or experience (Gitlab CI, docker, k8s, AWS).
Apply now