Senior Java Developer - Italy

About ION

We are a
Software Product Company
with a global footprint in the FinTech sector. With more than 10,000 professionals across 40+ offices worldwide, we provide solutions combining
trading and
workflow automation,
market data, and advanced
business intelligence.

Role Overview

We are looking for a Senior Java Developer to contribute to the design and development of high‑quality, scalable software solutions supporting ION’s trading and workflow automation platforms. You will work within Agile, cross‑functional teams, collaborating with engineers, designers, and product specialists to build robust systems used by financial institutions worldwide.

Key Responsibilities

• Design, develop, and maintain software components using Java
• Apply object‑oriented principles, dependency injection, and domain‑driven design
• Build concurrent, asynchronous, and network‑oriented solutions
• Write clean, testable, and maintainable code following TDD / ATDD practices
• Contribute to CI/CD pipelines and automated delivery processes
• Collaborate with globally distributed teams within Agile frameworks (Scrum, Kanban)
• Continuously improve code quality, performance, and system simplicity using a pragmatic approach

Your skills, experience, and qualifications

• Degree in Computer Science or Computer Engineering
• Professional experience as a software developer using Java
• Solid understanding of object‑oriented programming, dependency injection, and domain‑driven design
• Experience with concurrent and asynchronous programming
• Familiarity with TDD / ATDD practices and CI/CD pipelines
• Working knowledge of Java SDK, Java 8 streams and lambdas
• Experience with common development tools and platforms (Git, Maven, Jenkins, Docker, AWS, Eclipse or equivalents)
• Exposure to frameworks such as Spring, Guice, Hibernate
• Comfortable working with complex systems and eager to continuously learn
• Fluency in English (B2)
• Valid EU work permit for non‑EU candidates

Pursuant to Italian Law (L.68/99), candidates registered on the disability list will be given priority. Only candidates meeting the selection criteria will be contacted. Please apply only if you currently hold full legal right to work in Italy.