The Java Architect role involves designing and developing architectural solutions for complex software systems, ensuring they meet business requirements and are scalable, maintainable, and secure. The position requires leading the development of Java-based applications, implementing microservices architecture using Spring Boot, and managing Kafka for real-time data streaming. Additionally, the architect will design and deploy applications on cloud platforms like AWS, provide technical leadership to development teams, and collaborate with various stakeholders to ensure successful project delivery. Continuous improvement through staying updated with emerging technologies is also a key aspect of this role.