The cost of UX design for software development varies based on factors such as project complexity, scope, team size, location, and expertise required. It is challenging to provide a specific cost without more details about the project, but UX design costs can range from a few thousand dollars for small projects to hundreds of thousands of dollars for large-scale and complex applications. It's advisable to work with a UX design agency or professional to get a customized quote based on your specific requirements.