In the rapid development of social economy and science and technology, deep learning algorithm has become one of the important contents of modern computer software development and design, which has changed the traditional software development and design form, and provided more efficient, convenient and intelligent technical tools for software development workers in the new era. According to the basic concept of deep learning algorithm, this paper mainly discusses its application in computer software research direction and clarifies its unique role in the overall development and application, so as to provide technical support for future technical software design innovation