With the rapid development of China’s software outsourcing industry, it is essential for IT industry to recruit IT professionals with adequate English proficiency, which undoubtedly brings English for computer a booming era. But the current computer English teaching method is teacher-centered and is criticized as deaf and dump English. In view of the problems of traditional English teaching and the advantages of E-learning, the new published College English Curriculum Requirements proposes suggestions on using the Web as a medium to improve English teaching and learning in higher education. Moodle is one of the fastest growing free, open-source virtual learning environments. This paper mainly focuses on how Moodle can be effectively used in a college computer English teaching classroom. First of all, the current computer English teaching situation will be introduced. Next the reasons for choosing Moodle at our school are presented. Then the design and implementation of Moodle based computer English teaching environment will be introduced. Finally, the author concludes the paper and proposes future work.