Senior Java Software Engineer

About the Role: Akkodis is seeking a Senior Java Software Engineer with expertise in microservices architecture and reactive programming to support a client in the railway sector. This is an exciting opportunity to work in a dynamic and innovative environment, contributing to cutting-edge software solutions that drive the railway industry forward.

Key Responsibilities:

• Design, develop, and implement Java-based applications with a focus on microservices architecture and reactive systems.
• Ensure high-quality code using Java 11, 17, or 21, leveraging frameworks such as Spring Boot and Spring Data.
• Develop and maintain relational databases (MySQL, MariaDB, etc.) and integrate Kafka and Kibana for data processing and monitoring.
• Apply JPA and Hibernate for database access and ORM management.
• Conduct unit testing using JUnit 5 and Mockito to ensure robust and reliable applications.
• Maintain a strong focus on cybersecurity throughout the development lifecycle.
• Collaborate within an Agile/Scrum framework, contributing to sprints and ceremonies.
• Utilize tools such as Git, GitLab, Jenkins, and SonarQube for version control, CI/CD, and code quality.
• Implement web services (REST APIs, JSON) and manage OpenShift environments for deployment.
• Provide documentation and maintain compliance with industry standards, including EN50.128 where applicable.

Mandatory Requirements:

• 10+ years of experience in Java development.
• 2+ years of experience in Java 11, 17, or 21.
• Expertise in Spring Boot and Spring Data.
• Proven experience in microservices architecture.
• Hands-on experience with JPA and Hibernate.
• Proficiency in unit testing frameworks like JUnit 5 and Mockito.
• Experience in reactive and asynchronous programming.
• Knowledge of relational databases such as MySQL or MariaDB.
• Familiarity with Kafka and Kibana.
• Strong understanding of cybersecurity principles.
• Proficient in English (written and spoken).

Preferred Skills:

• Solid understanding of OOP, Design Patterns, and Layered Applications.
• Experience with web services (REST APIs, JSON).
• Familiarity with Git/GitLab/Jenkins/SonarQube for CI/CD pipelines.
• Experience in OpenShift and containerized environments.
• Knowledge of Agile/Scrum methodologies, including tools like Jira and Confluence.
• Familiarity with Swing and JavaFX is a plus.
• Understanding of EN50.128 standards is a plus.

Soft Skills:

• Team player with an Agile mindset.
• Proactive, autonomous, and results-oriented.
• Business-focused with a strong interest in user-centric solutions.