Full Stack Java Developer

About the Position

We are seeking a Full Stack Java Developer with strong Java fundamentals, experience with Spring Framework, and knowledge of React to join our team in Cluj-Napoca, Romania.

Responsibilities

• Contributes to design, development, and implementation of backend services and web applications.
• Writes clean, maintainable, and well-tested code following established engineering practices.
• Participates in technical design discussions and collaborates with senior engineers and architects.
• Works closely with frontend developers to integrate backend services with UI components.
• Supports troubleshooting, debugging, and performance optimization of applications.
• Breaks down user stories into technical tasks and delivers within agreed timelines.
• Collaborates effectively in Agile teams with product owners, QA, and other developers.
• Maintains and improves existing systems while ensuring stability and reliability.
• Builds positive relationships within the team and contributes to a collaborative environment.
• Communicates technical concepts clearly to both technical and non-technical stakeholders.
• Continuously develops technical expertise and stays up to date with modern technologies and frameworks.

Requirements

• Strong Java fundamentals (Java 21 preferred) including core concepts (collections, concurrency, memory management).
• Solid experience with Spring Framework (Spring 4+) and Spring Boot 3.x.
• Experience building and consuming REST APIs.
• Good knowledge of React (version 17) and integration with backend services.
• Strong understanding of web application architecture and client-server communication.
• Experience with SQL and relational databases (e.g. PostgreSQL).
• Proficiency with version control (Git) and build tools (Maven/Gradle).
• Strong focus on clean code, unit testing, and code reviews.
• Familiar with Agile development practices.
• Comfortable working in Linux/Unix environments.
• 5-8+ years of software engineering experience.
• Experience with trading platforms is preferred; however, candidates with broader financial services systems experience will also be considered.

Nice to Have

• Experience with JSF / JSP applications and legacy UI technologies.
• Familiarity with modern frontend practices and component-based architectures.
• Experience with CI/CD pipelines and testing practices.
• Exposure to Docker / containerization.
• Basic understanding of distributed systems.
• Familiarity with Spring ecosystem tooling.
• Knowledge of financial systems or trading platforms is a plus.
• BS/MS in Computer Science or equivalent software engineering qualification.

We Offer

• Opportunity to work with a leading global financial markets infrastructure and data provider.
• Be part of a team focused on bringing a new level of efficiency, transparency, and openness to the trading process.
• Competitive salary and benefits package.
• Professional growth and development opportunities.

About the Company

Luxoft is a global leader in digital transformation and technology services, empowering businesses to innovate and thrive in the digital age. Our mission is to drive financial stability, empower economies, and enable customers to create sustainable growth.

Languages

• English: C1 Advanced

Employment Type

• FULL_TIME

Experience Level

• Senior