Java Developer – Senior

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Unisys

WebsiteLinkedInAll Job Openings

10,000+ employees

Founded 1980

💼 Consulting

📦 Logistics

🤖 Artificial Intelligence

💰 Post-IPO Debt on 2020-10

Consulting • Logistics • Artificial Intelligence

Unisys is a global technology solutions company that specializes in providing digital workplace solutions, cloud and applications services, enterprise computing, logistics optimization, and consulting. Leveraging artificial intelligence, Unisys accelerates productivity and drives innovation by offering cutting-edge solutions that enhance the efficiency of businesses and public services. The company collaborates with leading organizations worldwide to create tailored AI models and digital experiences that secure and improve business processes, ultimately realizing the full potential of AI. Unisys also plays a key role in logistics optimization using quantum computing and data analytics to enhance capacity utilization and route planning. Emphasizing cybersecurity and compliance, Unisys ensures a secure business environment for its clients.

📋 Description

• Develop Java / Java EE solutions using frameworks such as Spring, JSF, EJB, JPA and Hibernate • Apply software architecture in three-tier, MVC, SOA, microservices, design patterns and integration • Integrate systems using REST, Web Services, JMS and service bus • Perform relational data modeling and advanced SQL • Implement continuous integration and continuous delivery (CI/CD) • Develop and execute automated unit, integration, load and performance tests • Apply TDD, ATDD, refactoring and good code quality practices • Use version control tools such as Git and ClearCase, and code inspection tools such as SonarQube • Apply application security knowledge, including OWASP, authentication and authorization • Work in high-performance, large-volume data environments • Participate in agile methodologies such as Scrum, XP and Kanban, with an active role on the team • Mentor and support less experienced developers • Serve as the team's technical reference • Proactively identify risks and improvements • Make technical decisions

🎯 Requirements

• Proven experience working as a Java developer in IT solutions • Bachelor's degree in Information Technology with a minimum workload of 360 hours; or a bachelor's degree in any field plus postgraduate studies in IT with a minimum workload of 360 hours • Mandatory certification: Oracle Certified Professional – Java SE Programmer, version 5 or higher • Knowledge of Java, Java EE and frameworks Spring, JSF, EJB, JPA and Hibernate • Knowledge of software architecture: three-tier, MVC, SOA, microservices, design patterns and integration • Knowledge of REST, Web Services, JMS and service bus • Knowledge of relational data modeling and advanced SQL • Knowledge of CI/CD • Knowledge of automated testing: unit, integration, load and performance • Knowledge of TDD, ATDD, refactoring and good code quality practices • Knowledge of Git, ClearCase and SonarQube • Knowledge of application security, OWASP, authentication and authorization • Experience in high-performance, large-volume data environments • Knowledge of agile methodologies: Scrum, XP and Kanban • Clear and objective communication • Ability to mentor and support less experienced developers • Ability to act as a technical reference and make technical decisions