**Introduction** A career in IBM Consulting is rooted by long-term relationships and close collaboration with clients across the globe. You'll work with visionaries across multiple industries to improve the hybrid cloud and AI journey for the most innovative and valuable companies in the world. Your ability to accelerate impact and make meaningful change for your clients is enabled by our strategic partner ecosystem and our robust technology platforms across the IBM portfolio; including Software and Red Hat. Curiosity and a constant quest for knowledge serve as the foundation to success in IBM Consulting. In your role, you'll be encouraged to challenge the norm, investigate ideas outside of your role, and come up with creative solutions resulting in ground breaking impact for a wide network of clients. Our culture of evolution and empathy centers on long-term career growth and development opportunities in an environment that embraces your unique skills and experience. **Your role and responsibilities** Key Responsibilities: · Lead the design, development, and maintenance of complex Java applications and systems. · Mentor and guide junior developers to ensure best coding practices and quality standards. · Collaborate with cross-functional teams to define, design, and deliver new features. · Analyze and troubleshoot complex software issues, identifying root causes and solutions. · Contribute to architectural decisions, ensuring scalability, reliability, and maintainability. · Continuously improve existing systems, optimizing performance and reducing technical debt. · Stay updated with the latest trends and advancements in Java development and related technologies. · Participate in code reviews to ensure clean, maintainable, and efficient code. **Required technical and professional expertise** Database Skills: · Understanding of database management systems, including relational databases. · Advanced SQL knowledge. · Experience with PostgreSQL, MySQL, MS SQL or Oracle. Development Tools and Practices: · Experience with version control systems (preferably Git). · Familiarity with Agile methodologies (e.g. Scrum, Kanban) and tools (Eclipse IDE, Visual Studio Code, RTC, Jira, SoapUI or Postman, Monday or Trello). · Experience with cloud platforms (IBM Cloud, AWS, Azure, or Google Cloud). Soft Skills: · Excellent communication and teamwork skills. · Strong interpersonal skills and ability to collaborate in a globally distributed team. · Self-motivated, detail-oriented, and organized. · Adaptable and quick to learn new technologies. · Strong problem-solving and analytical skills. Nice to Have: · The ability to communicate in German is a major advantage. · Knowledge of web development concepts, including HTTP, HTML and CSS, JavaScript. · Experience with modern front-end technologies (Angular, React, or Vue.js). · Experience with legacy technologies (Swing, Eclipse RCP) · Familiarity with Event-Driven Architecture and usage of Apache Kafka or RabbitMQ for messaging. · Basic DevOps knowledge, including CI/CD pipelines (Jenkins, Travis CI, GitLab CI, GitHub Actions or Tekton). **Preferred technical and professional experience** Key Requirements: · At least 6 years of experience developing Java / Java Enterprise solutions with a proven track record of developing complex and large-scale applications. · Proficient in Java SE (Java 8+) with a deep understanding of the language specifics, OOP principles and software architecture. · Advanced Java backend programming experience, including EJB, REST, SOAP, JMS, Oracle WLS · At least 2 years of experience with Spring Framework, Quarkus, Micronaut or Jakarta EE. · At least 4 years of experience with JPA-based frameworks (such as Hibernate or EclipseLink). · Experience with modern Java build tools (Maven or Gradle). · Experience with microservices / microservice architecture and technologies like Docker, Podman and Kubernetes. · Familiarity with RESTful web services, API design and OpenAPI specification. · Knowledge of JSON, YAML and XML formats.