IT job descriptions should be reviewed and updated regularly, ideally every six to twelve months, or whenever there is a significant change in job responsibilities, technology requirements, or company objectives. The fast-paced nature of the IT industry means that tools, programming languages, and best practices evolve rapidly. Updating job descriptions ensures that they remain relevant, accurately reflect the role, and attract candidates with the most up-to-date skill sets. Regular reviews also help maintain consistency across the organization and prevent outdated requirements from discouraging suitable candidates from applying.