Hiring an IDM (Identity Management) developer brings several advantages to an organization. Firstly, they help in designing and implementing secure systems that manage user identities, ensuring only authorized individuals have access to sensitive information. This enhances security, reducing the risk of data breaches and cyberattacks.

Secondly, an IDM developer can help automate the process of granting, changing, and revoking access rights, thus increasing efficiency. This saves time and resources that would have been spent on manual processes and reduces the likelihood of human error.

Thirdly, an IDM developer can help ensure regulatory compliance. Many industries have strict guidelines about who can access certain types of information. With an IDM system in place, it's easier to prove compliance during audits.

Fourthly, they can help improve user experience. By implementing single sign-on (SSO) and self-service password reset features, users can manage their own accounts with ease, reducing the burden on IT support.

Finally, an IDM developer can provide valuable insights through analytics. By analyzing user behavior and access patterns, they can help identify potential security threats or areas for process improvement. Thus, hiring an IDM developer can significantly enhance an organization's security, efficiency, compliance, user experience, and analytical capabilities.