Advisory services relating to computer software; Computer software advisory services; Computer software consultancy; Computer software design; Computer software development; Consultancy in the design and development of computer software; Development of computer software; Development of computer software application solutions; Development of software; Hosting of software as a service (SaaS); Installation and maintenance of computer software; Installation of middleware (software); Installation, repair and maintenance of middleware (software); Software as a service (SaaS); Software creation; Writing of computer software