Ready to help define the trust infrastructure behind the next generation of digital identity? Ditto is a fast-growing B2B SaaS company redefining how regulated industries establish digital trust. Our privacy-first identity platform, built on Zero-Knowledge Proof technology, powers secure and compliant customer interactions across banking, fintech, crypto, travel, and gaming.

You will lead the architecture behind: You'll work across Ditto Verify, Authenticate, and Protect, combining identity verification, authentication assurance, device telemetry, and post-quantum cryptography into a unified decentralised trust platform. 10+ years in digital identity, cryptography, or trust infrastructure architecturehands-on production experience with Verifiable Credentials and OID4VC* standardsexperience designing trust registries, PKI hierarchies, DID systems,



or trust lists at scalestrong knowledge of identity and trust standards including W3C VC, SD-JWT VC, ISO mDL, OpenID Federation, and eIDAS 2.0practical experience integrating AI/LLM systems into production environmentsexcellent written and verbal communication skills in English Experience with post-quantum cryptography, EUDI Wallet ecosystems, DID programmes, OpenID standards, NIST , banking-grade trust infrastructure, or standards-body participation is highly valued. Spanish is a plus. Introductory conversation with TalentCTO & CPO conversationsCollaborative 90-minute architecture working sessionFinal meeting with Ditto leadership #

📌 Technology Architect (Barcelona)
🏢 Ditto
📍 Barcelona