Developer – Contract

ITProposal; Amsterdam; On-site; EUR 90,000 - 120,000; Full time

Job summary

ITProposal in Amsterdam is seeking an experienced Java Developer for a 4-month contract to drive enterprise‑level projects. You will design and deliver high‑quality Java applications, collaborating with cross‑functional teams to implement scalable and secure solutions.

The ideal candidate brings 8–10 years of Java experience, deep knowledge of enterprise Java, and a track record of delivering robust software in team settings. Immediate start in October 2026 is preferred.

Qualifications

• 8–10 years of professional Java development experience.
• Strong knowledge of enterprise-scale Java applications.
• Expertise in Advanced Java Concepts and best practices.

Responsibilities

• Design, develop, and maintain high‑performance Java applications.
• Apply advanced Java concepts to build scalable, secure, and efficient solutions.
• Collaborate with cross‑functional teams to deliver high‑quality features.
• Participate in code reviews, troubleshooting, and performance optimization.
• Ensure best practices in coding, testing, and documentation.
• Contribute positively to team culture and project outcomes.

Skills

Advanced Java Concepts

Enterprise Java (E2 JAVA)

Job description

Developer (Java) – Contract | Amsterdam, Netherlands

About the Role

We are seeking an experienced Java Developer with strong expertise in Advanced Java Concepts and enterprise‑level development. The ideal candidate is a high‑performing engineer who thrives in collaborative environments, contributes to team success, and consistently delivers high‑quality code.

This is a 4‑month contract role based in Amsterdam, offering an opportunity to work within a dynamic environment and contribute to critical development initiatives.

Key Responsibilities

• Design, develop, and maintain high‑performance Java applications.
• Apply advanced Java concepts to build scalable, secure, and efficient solutions.
• Collaborate closely with cross‑functional teams to deliver high‑quality features.
• Participate in code reviews, troubleshooting, and performance optimization.
• Ensure best practices in coding, testing, and documentation.
• Contribute positively to team culture and project outcomes.

Required Competencies

• Advanced Java Concepts
• Strong understanding of enterprise‑level Java development
• Ability to work effectively within a team environment
• Strong problem‑solving and analytical skills

Essential Skills

• E2 JAVA (Enterprise Java expertise)

Experience

• 8–10 years of professional experience in Java development.

Desirable Skills

• Not specified (additional relevant skills are welcome)

Location

• Amsterdam, Netherlands

Who Should Apply?

Senior Java Developers who:

• Have deep experience with enterprise Java systems
• Excel in team environments
• Deliver consistent, high‑quality work
• Are available to start in October 2026