Java Back End Developer

Role: Java Senior Backend Developer

Location: Amsterdam, Netherlands

Duration: 12-month fixed-term contract (on client payroll)

Mode: Hybrid (2–3 days from office)

Job Description

We are looking for a Senior Backend Developer with strong experience in Java, Spring Boot, microservices architectures to design, build, and scale backend systems in a cloud-native environment. The role requires a hands-on engineer who can deliver high-quality services, collaborate across teams, and contribute to architectural and design decisions.

Roles & Responsibilities

• Design, develop, and maintain scalable backend services using Java and Spring Boot
• Build and support microservices-based architectures with high availability and performance
• Develop and consume RESTful APIs and event-driven services
• Collaborate with frontend, DevOps, and product teams to deliver end-to-end solutions
• Participate in design discussions, code reviews, and technical decision-making
• Ensure code quality through unit testing, integration testing, and best practices
• Troubleshoot and resolve production issues and performance bottlenecks
• Contribute to continuous improvement of engineering standards and processes

Technical Skills

• 8+ years of hands-on backend development experience
• Strong proficiency in Java (8+) and Spring Boot
• Solid experience designing and implementing microservices architectures
• Experience with REST APIs, messaging, and asynchronous processing
• Hands-on experience with cloud platforms (AWS / Azure / GCP)
• Good experience in SQL and NoSQL databases
• Familiarity with CI/CD pipelines, Git, and build tools
• Experience with Docker and containerized deployment