In this role you will build scalable backend systems for the Grow & Engage domain, shaping the customer journey from signup to premium membership. You’ll partner with product, tech leads and designers to translate user needs into robust services that power daily engagement. The position blends hands‑on development with architectural exploration in a mission‑driven, cross‑functional environment. You’ll work hybrid in Berlin or Barcelona, contributing to a fast‑paced, innovative fintech team.work from home budgetfitness & wellness discountslanguage appspublic transportation subsidiespremium bank account subscription for you and familyContribute across the full feature lifecycle: discovery, design, development, testing,



deployment and maintenancePrioritize project work within a collaborative team and share knowledge through sessionsStay current with technology trends and propose new ideas or architectures during Get Stuff Done Days (GSDD)Collaborate with Product Owner, Tech Lead and Designers to translate needs into scalable backend solutionsExperience developing software with a JVM language and Spring Boot in large-scale production systems (Kotlin a plus)Strong understanding of microservice architectureKnowledge of relational (PostgreSQL preferred) and non-relational databasesExperience with modern cloud architecture, preferably AWSFamiliarity with AI tools (e.g., Claude, GitHub Copilot) to accelerate development while maintaining qualityProduct-centric mindsetStrong ownership and initiativeAbility to negotiate delivery scope and timelinesJVM languages and Spring BootPostgreSQL or other relational databases; NoSQL databasesSenior Backend Engineer - Engagement - N26 barcelona, catalunya, es
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📌 Senior Backend Engineer - Engagement (Barcelona)
🏢 N26
📍 Barcelona