Backend Entwickler (m/w/d)
Piazza Blu • Köln, Nordrhein-Westfalen
25 positions available in Cologne. Broad Rhineland market: media, insurance, logistics, retail, services, and the skilled trades
Piazza Blu • Köln, Nordrhein-Westfalen
Piazza Blu • Köln, Nordrhein-Westfalen
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rhenag • Köln, Nordrhein-Westfalen
REWE digital GmbH • Köln, Nordrhein-Westfalen
Constaff GmbH • Köln, Nordrhein-Westfalen
Rausgegangen • Köln
Explore employers on the map — Cologne
Back-end developers build the server-side infrastructure and logic that power applications, handling databases, APIs, authentication, and business logic. They ensure systems are secure, scalable, and performant.
The median salary for a Backend Developer in Cologne is €62,276 per year. The range is €48K - €77K (P10: €37,365, P90: €96,527). (Eurostat SES 2025) Typical US salary range: $85K - $140K. In Europe: €60K - €90K. Cost of living in Cologne is high compared to other cities.
Broad Rhineland market: media, insurance, logistics, retail, services, and the skilled trades. A broad Rhineland market spanning media, insurance, logistics, retail, services, and the skilled trades.
Top industries: Media & Broadcasting, Insurance, Logistics & Retail, Services & Trades.
Rheinbahn provides transit; gaming and media culture emphasizes remote flexibility and creative autonomy.
Back-end developers progress to senior engineer, architect, or technical leadership roles; many specialize in microservices or cloud architecture. Back-end development in 2026 emphasizes cloud-native patterns, event-driven architectures, and observability over traditional monolithic approaches.
Be ready to discuss database design decisions and trade-offs—explain why you chose specific technologies for specific problems rather than using defaults.
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