About the Company
IntellectEU is an international technology company specializing in digital finance and emerging technologies. Since 2006, the company has focused on financial messaging, integration, and blockchain solutions, acting as a SWIFT service partner. IntellectEU fosters a collaborative environment where both young professionals and experienced industry experts can contribute to innovative solutions, working closely with clients on complex technical challenges in capital markets and fintech.
About the Role
The Blockchain Engineer will focus on building a custom Key Management Service (KMS) driver to integrate Canton with Microsoft Azureโs Key Vault and Managed HSM. This role ensures secure, scalable cryptographic operations in production environments and supports enterprise and regulatory requirements. The position involves close collaboration with infrastructure and blockchain engineers to design high-performance, fault-tolerant solutions.
This is a remote position with opportunities to work within a global, distributed team.
Responsibilities
- Design, implement, and test a KMS integration layer between Canton and Azure Key Vault/Managed HSM for secure cryptographic signing and key usage
- Collaborate with infrastructure teams to meet Canton protocol requirements for key custody, signing, and certificate validation
- Develop reusable, well-tested libraries and integrate them into secure CI/CD pipelines
- Participate in code reviews, threat modeling, and security audits to ensure secure and high-quality software delivery
- Provide clear technical documentation and collaborate with product, DevOps, and architecture teams
Required Skills
- Strong experience with Scala and/or Java, writing clean, maintainable, and secure code
- Solid understanding of cryptography fundamentals, including key lifecycle, secure storage, and secure computation
- Familiarity with TLS, X.509 certificates, digital signature algorithms (ECDSA, EdDSA), and 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 for effective technical communication
Preferred Qualifications
- Prior experience with blockchain or DLT platforms, particularly in enterprise use cases
- Knowledge of Canton, Daml, or similar smart contract languages
- Experience with Azure SDKs (Key Vault, Managed HSM), AWS KMS, GCP KMS, or other HSM providers
- Familiarity with secure software development practices (OWASP, threat modeling)
- Understanding of DevSecOps, including secrets management and security automation
- Experience with Kubernetes, Helm charts, and infrastructure automation tools (Terraform, Pulumi)
- Interest in financial infrastructure, custody platforms, or regulated systems
Benefits
- Competitive compensation and benefits package, including medical insurance and sports activities
- International experience with offices in Antwerp, Lisbon, Krakow, Kyiv, and New York
- Collaborative, innovative, and open work environment encouraging new ideas
- Opportunities for personal and professional development with the ability to influence financial technology solutions
- Flexible work options: remote, in-office, or hybrid