42 Software design and development; Business technology software consultation services; Computer software development; Computer software development and computer programming development for others; Consultancy and information services relating to information technology architecture and infrastructure; Design and development of computer software; Design and development of computer game software and virtual reality software; Design and development of virtual reality software; Design, development and implementation of software; Design, maintenance, development and updating of computer software; Research and development of computer software; Research, development, design and upgrading of computer software