Java Developer — Trading Tech, Hybrid Work

Adaptive; Barcelona; Hybrid; EUR 50,000 - 90,000; Full time

Benefits offered by this job

Pension plan

Private Health Insurance

Ticket restaurant

Childcare benefits

Commuting benefits

Wellbeing allowance

Language classes (English & Spanish)

25 days vacation

Job summary

Adaptive in Barcelona is seeking a Java backend developer to help design, build and operate distributed trading infrastructure. You will write clean, well-documented Java code, participate in code reviews, and pair with teammates to deliver high-quality solutions.

We value collaboration, test-driven and Agile development, and continuous learning. The role offers a hybrid work model, competitive benefits, and a chance to contribute to Aeron, Hydra, Artio, and related technologies.

Qualifications

• Strong Java server-side experience.
• Experience designing, building, debugging, and operating distributed systems.
• Experience designing and evolving messaging protocols.
• Experience designing and evolving software libraries.
• Experience applying testing to underpin software qualities, e.g., correctness and performance.
• Experience measuring, benchmarking and profiling components and systems.
• Excellent communication skills, both written and verbal, with the ability to communicate technical concepts to non-technical stakeholders.
• Strong analytical and problem-solving skills.

Responsibilities

• Design and develop Java applications and libraries.
• Write clean, efficient and well-documented code.
• Troubleshoot and debug Java applications to ensure smooth performance.
• Participate in code reviews to ensure code quality, maintainability, and reusability.
• Keep up-to-date with emerging trends and technologies in Java development.
• Pair with other team members to ensure high-quality outcomes.

Skills

Java development

Distributed systems

Messaging protocols

Software libraries

Testing techniques

Benchmarking

Communication

Analytical thinking

Job description

Adaptive in Barcelona is seeking a Java backend developer to help design, build and operate distributed trading infrastructure. You will write clean, well-documented Java code, participate in code reviews, and pair with teammates to deliver high-quality solutions.

We value collaboration, test-driven and Agile development, and continuous learning. The role offers a hybrid work model, competitive benefits, and a chance to contribute to Aeron, Hydra, Artio, and related technologies.