Senior Backend Engineer - Kotlin, Spring Boot

Merkle • winkeln, sankt gallen, Switzerland • Posted May 27, 2026

Location winkeln, sankt gallen

Job Type Full-time

Category IT & Technology

Posted May 27, 2026

Job Description We are looking for a Senior Backend Engineer to strengthen the service layer of an e‑banking platform. You will design, build, and operate highly reliable, secure microservices written in Kotlin with Spring Boot, integrated via Apache Kafka event streams, and deployed on Red Hat OpenShift. Kotlin is a core requirement and you will collaborate closely with the mobile engineering team. This role involves owning services end‑to‑end, from API contract design to production observability, influencing platform‑wide architecture, and acting as a technical reference for the squad and the wider backend chapter. 
Company Overview At Merkle, a dentsu company, we power the experience economy by building apps, running CRM at scale, delivering technology architectures that support millions of users, and providing world‑class data, identity, and insights solutions. Backed by dentsu’s legacy of innovation and creativity, we have over 35 years of experien...
            

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