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(Senior) Self Sovereign Identity and Wallets Engineer (m/f/x)

Köln / HybridFull-time2026-10-07 → 2026-10-08
Hybrid

Core

Design, develop, and maintain core backend services for digital identity and wallet-related components, implementing secure, standards-compliant wallet functionality.

Role type

Senior backend engineer (digital identity and wallets)

Builds

Core backend services for credential issuance, verification, and storage within a platform

Domain

Automotive and industrial supply chain technology (Gaia-X, Catena-X) (via careerplan.io/jobs/2832744-senior-self-sovereign-identity-and-wallets-engineer-mfx-at-cofinity-x-gmbh)

Required skills

Java or C# .NET, cryptography fundamentals, secure API design, cloud-native architectures, containerization (Docker/Kubernetes), CI/CD pipelines

Preferred skills

SSI, DIDs, verifiable credentials, digital wallets, Gaia-X, Catena-X standards

Responsibilities

Design and develop core backend services for digital identity and wallets, implement secure wallet functionality, collaborate on API design and integration patterns, monitor and troubleshoot core services, stay current with relevant standards and specifications

Seniority

Senior, hands-on IC