IntellectEU

Blockchain Engineer

IntellectEU

full-time

Posted on:

Location Type: Remote

Location: Belgium

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Tech Stack

AWSAzureDistributed SystemsGoogle Cloud PlatformJavaKubernetesScalaTerraformVault

About the role

  • Design, implement, and test a KMS integration layer between Canton and Azure Key Vault/Managed HSM, enabling secure cryptographic signing and key usage.
  • Work closely with infrastructure teams to meet Canton’s protocol requirements for key custody, signing, and certificate validation.
  • Develop reusable, well-tested libraries and ensure integration with deployment pipelines and secure CI/CD workflows.
  • Participate in code reviews, threat modeling, and security audits to ensure high-quality, secure software delivery.
  • Provide clear technical documentation, and collaborate cross-functionally with product, DevOps, and architecture teams.

Requirements

  • Strong experience in Scala and/or Java, with demonstrated ability to write clean, maintainable, and secure code.
  • Solid understanding of cryptographic fundamentals, including key lifecycle, secure storage, and secure computation.
  • Familiarity with: TLS, X.509 certificates
  • Digital signature algorithms (e.g. ECDSA, EdDSA)
  • Encryption/decryption workflows (AES, RSA, etc.)
  • Experience building production-grade integrations, SDK wrappers, or plugins in distributed systems or blockchain platforms.
  • Familiarity with REST/JSON APIs and asynchronous systems.
  • Comfortable working in Git-based environments with modern CI/CD tooling.
  • Upper-intermediate to fluent English (written & spoken) for effective technical communication.
  • Prior experience with blockchain or DLT platforms, particularly in enterprise use cases is a nice to have.
  • Knowledge of Canton, Daml, or similar smart contract languages is also a nice to have.
  • Experience with: Azure SDKs, especially for Key Vault and Managed HSM, AWS KMS, GCP KMS, or any HSM provider.
  • Familiarity with secure software development practices (e.g. OWASP, threat modeling).
  • Understanding of DevSecOps, including tools like HashiCorp Vault, secrets management, and security automation.
  • Experience working with Kubernetes, Helm charts, and infrastructure automation (e.g. Terraform, Pulumi).
Benefits
  • Excellent compensation and benefits package including medical insurance and sports activities.
  • International experience in a stable company: the company has offices in Antwerp, Lisbon, Krakow, Kyiv, New York and operates on the market for over 15 years.
  • A passionate team in an innovative, casual, positive, and open work environment ready to meet your new ideas.
  • Great opportunities for personal and professional development as well as the chance to change the way the business works in the financial world.
  • Work where you're most productive — remote, in-office, or hybrid options available.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
ScalaJavacryptographic fundamentalsTLSX.509 certificatesdigital signature algorithmsencryption workflowsREST APIsasynchronous systemssecure software development practices
Soft Skills
technical communicationcollaborationcode reviewsdocumentation