Software development; computer programming for others; development of operating system software; development of computer languages; development of computer game software; computer software development for others; development of virtual reality software; development and testing of software; diagnosis of faults in computer software; repair of damaged computer programs; development of data bases; designing and developing webpages on the internet; programming of computer animations; computer programming of video games; software development, programming and implementation; computer programming of computer games; research and development of computer software; debugging computer software for others; consultancy relating to software design and development; professional consultancy services relating to computer programming; application system testing consultancy; consultancy relating to the design and development of computer database programs; consultancy relating to computer database programs; consultancy relating to the creation and design of websites; installation, maintenance, updating and upgrading of computer software; computer technology consultancy; research and consultancy services relating to computer software; research relating to computer programs; editing of computer programs; implementation of computer programs in networks; installation and customisation of computer applications software; installation and maintenance of Internet access software; installation, maintenance and repair of software for computer systems; installation, maintenance and updating of database software; software engineering; configuration of computer firmware; configuration of computer software; configuration of computer systems and networks; provision of information relating to computer programming; providing information on computer technology and programming via a web site