The information technology sector can be roughly divided into specialist IT companies and those that use IT as a tool to do business.

Opportunities exist for IT professionals in almost every kind of business, but the largest numbers work in manufacturing, finance and the public sector.

Global dependence on IT is growing all the time. Just under 70% of recruiters advertise IT vacancies for graduates of any discipline and 15% of information and communications technology staff have a science degree. IT companies range from huge multinational corporations to small businesses employing only a few people.

Find out more about careers in information technology.