Senior Java Backend Engineer | Spring Boot, Microservices, REST

Koda Tech; Region Hovedstaden; On-site; DKK 900,000 - 1,200,000; Full time

Job summary

Koda Tech in Copenhagen is seeking a Senior Java Developer to join our engineering team building and modernising critical backend systems.

You’ll work with Java, Spring Boot and microservices, designing scalable services and APIs with REST, SQL, and cloud readiness. Danish and English fluency is required to collaborate across teams.

You will own backend development, contribute to architecture decisions, and help steer technical direction and implementation choices.

Qualifications

• 5+ years of professional Java development experience.
• Strong Spring Boot experience.
• Experience designing and developing REST APIs.
• Knowledge of microservices and distributed systems.
• Fluent Danish and professional English.

Responsibilities

• Own backend development and contribute to architecture decisions.
• Design scalable services and APIs within a microservices environment.
• Collaborate with the engineering team on technical direction and best practices.

Skills

Java development

Spring Boot

REST APIs

Microservices

SQL

CI/CD & testing

Danish & English

Tools

Docker

Kubernetes

Job description

Koda Tech in Copenhagen is seeking a Senior Java Developer to join our engineering team building and modernising critical backend systems.

You’ll work with Java, Spring Boot and microservices, designing scalable services and APIs with REST, SQL, and cloud readiness. Danish and English fluency is required to collaborate across teams.

You will own backend development, contribute to architecture decisions, and help steer technical direction and implementation choices.