Rapid developments in computer technology in the 21st century led to the unification of society as a single information field, characterized by fast and unlimited exchange of information and, accordingly, terms. Informatics develops simultaneously in such countries like the USA, Great Britain, Japan, Germany, France, Spain, Italy, Russia, etc. close contacts between scientists from different countries, as well as joint development of individual projects, strengthen the internationalization process in the computer science terminology. Due to the fact that the USA has the most advanced software and information technology, software and hardware products are accompanied by documentation in English, the language that provides universal means of communication between people, which professional field is computer science. Study of the computer term system building in different languages, including Spanish, becomes a relevant topic of research, since provides a lot of opportunities to achieve business and creative purposes, helps to ensure a high level of understanding and cooperation in all spheres of the world community activities. The object of this study is Spanish computer science terminology. The obtained results can be used in the practice of the Spanish language teaching and in the process to systematize computer terminology. Source language material are monographs of specialists in this field of knowledge, dissertations and research papers devoted to studying computer science problems.