An RPA developer ensures the security of automated processes by implementing best practices such as secure coding standards, data encryption, role-based access control, and regular security audits. They also adhere to compliance requirements and integrate security measures within the automation solutions to protect sensitive data and prevent unauthorized access. RPA developers collaborate with cybersecurity experts to identify and mitigate potential security risks, monitor bot activities, and establish protocols to handle security incidents effectively. By prioritizing security measures in the design and implementation of automated processes, RPA developers help safeguard organizational data and maintain the integrity of automated workflows.