What are jobs that use Java?

The most common jobs that use Java are software programmer and software developer. Other jobs that potentially use Java include tester, quality assurance analyst, programmer analyst, and UX designer. Programmers and developers in many different areas use Java. The Android operating system for mobile devices relies heavily on Java, and many mobile application and gaming companies need Java developers. The duties of a developer are to design programs or applications for mobile or desktop use. Programmers have similar responsibilities, but they are often the ones who do most of the code writing.