Senior Java Engineer - Payments & Microservices (Remote)

A leading payment processing company is looking for an experienced Senior Java Developer to join their team in Barcelona. The ideal candidate will contribute to all phases of the development lifecycle, design and deliver robust applications. With a focus on Java SE and microservices, successful candidates will thrive in a flexible, remote-first culture that encourages innovation. Benefits include a performance-driven work environment, remote work flexibility, and access to learning opportunities. Key Responsibilities: * Design, develop, and maintain high-quality Java applications and microservices. * Collaborate with cross-functional teams to define, design, and ship new features. * Ensure code quality through unit testing, code reviews, and other best practices. * Troubleshoot, debug, and fix software defects. * Participate in the full software development lifecycle. * Stay up-to-date with emerging technologies and industry trends. Requirements: * Bachelor's degree in Computer Science or a related field. * 5+ years of experience in Java development. * Strong understanding of Java SE and related technologies. * Experience with microservices architecture. * Experience with RESTful APIs. * Experience with Spring Boot and Spring Cloud. * Experience with relational databases (e.g., PostgreSQL, MySQL). * Experience with Git and CI/CD pipelines. * Excellent communication and teamwork skills. * Ability to work independently and remotely. Nice to have: * Experience with cloud platforms (e.g., AWS, Azure, GCP). * Experience with containerization (e.g., Docker, Kubernetes). * Experience with payment processing systems. Benefits: * Competitive salary. * Remote work flexibility. * Performance-driven work environment. * Access to learning opportunities. * Health insurance. * Paid time off.