---
title: Senior IAM / SSI Integration Engineer at Not stated (Poland IT relocation group posting)
description: 🔥 **Senior IAM / SSI Integration Engineer**
---

# Senior IAM / SSI Integration Engineer

**Company:** Not stated (Poland IT relocation group posting)  
**Location:** EU, Remote  
**Posted:** 2026-08-28  
**Apply by:** 2026-10-12

**Tags:** backend

[Apply / View original posting](https://t.me/Pol_relocation/56857)

## Job description

🔥 **Senior IAM / SSI Integration Engineer**

We are looking for a **Senior IAM Integration Engineer** to integrate SSI / Verifiable Credential solutions with existing authentication and authorization infrastructure.
📍 **Location:** EU
🏠 **Format:** Remote
🇬🇧 **Language:** English
🇩🇪 German is a strong advantage

MUST HAVE
— Strong hands-on experience with **Keycloak and/or Zitadel**
— Experience with realm / tenant configuration
— Experience with **custom claims, protocol mappers, extensions or plugin development**
— Strong knowledge of **OAuth 2.0 and OpenID Connect**
— Experience with:
— Authorization Code + PKCE
— Client Credentials
— Token introspection
— Strong knowledge of **JWT / JWKS**
— Experience with token lifecycle, validation and revocation
— Experience integrating **Verifiable Credentials into IAM / authentication flows**
— Ability to map VC attributes into OIDC claims, roles, permissions and internal identity models
— Strong understanding of authentication, authorization and identity federation
— Experience with REST APIs and backend integrations
— Strong customer-facing and consulting skills

Responsibilities
— Integrate SSI / VC solutions with existing IAM platforms
— Configure and extend Keycloak / Zitadel environments
— Implement custom claims and protocol mappings
— Develop or configure plugins / extensions where required
— Map Verifiable Credential attributes into OIDC-based identity models
— Implement secure authentication and authorization flows
— Handle JWT validation, JWKS and token lifecycle logic
— Integrate IAM components with backend applications and services
— Support architecture and security discussions
— Work closely with SSI / Digital Identity consultants and development teams
— Participate in customer workshops and technical presentations

Nice to Have
— Experience with **EUDI Wallet / EUDI ARF**
— Knowledge of **OpenID4VCI / OpenID4VP**
— Experience with Hydra / Dex or similar identity components
— SSI / Digital Identity project experience
— German language

The ideal candidate is a strong IAM engineer who can combine **hands-on Keycloak/Zitadel expertise with SSI / Verifiable Credential integration knowledge** and confidently work with customer stakeholders.

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