About the role
Our vision - your future
Cofinity-X is a joint venture founded in 2023 by BASF, BMW Group, Henkel, Mercedes-Benz, SAP, Schaeffler, Siemens, T-Systems, Volkswagen, and ZF. Established by industry experts, our company is primed for growth and is intended to be further led by professionals like yourself.
Your mission
* Design, develop, and maintain core backend services, with a focus on digital identity and wallet-related components * Implement and operate secure, standards-compliant wallet functionality (e.g. credential issuance, verification, and storage) within our platform * Ensure the reliability, scalability, and security of core services that other product components depend on * Collaborate with architects and product teams to translate technical and regulatory requirements (e.g. self-sovereign identity, decentralized identifiers, verifiable credentials) into robust implementations * Contribute to API design and integration patterns for wallet and identity-related services * Participate in code reviews, technical design discussions, and continuous improvement of engineering practices * Monitor, troubleshoot, and resolve issues in core services, ensuring high availability and data integrity * Stay current with relevant standards and specifications (e.g. Gaia-X, Catena-X, W3C DID/VC) and help shape their implementation through participation in working groups, expert groups and committees as required.
Your profile
* Several years of experience as a backend or software engineer in an agile development environment * Hands-on experience with identity and credential technologies such as SSI, DIDs, verifiable credentials, or digital wallets is a strong plus * Strong programming skills in (preferably) Java, or C# .NET * Solid understanding of cryptography fundamentals, secure API design, and data protection principles * Experience with cloud-native architectures, containerization (Docker/Kubernetes), and CI/CD pipelines * Familiarity with relevant standards bodies and specifications (e.g. Gaia-X, Catena-X) is beneficial * Analytical and structured working style with strong problem-solving skills and a collaborative, team-oriented mindset
Why us?
* Hybrid working model * Work-life balance with flexible working hours * Annual training budget for continuous professional and personal development (1.500 EUR) * Free choice of hardware * Monthly lunch subsidy (up to 115 EUR) * Deutschland Ticket and Job Bike for environmentally friendly mobility options * Workation to work remotely from different locations within the EU * We offer every employee a pensions scheme (bAV) with company sponsorship * Regular team events to strengthen cohesion and foster a positive working atmosphere * A modern office with an impressive view of the Cologne Cathedral
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