Custom Software Developer Home / Software Development / South East London, UK / Southampton / SO23 / Phoerus Phoerus - Software Development services, South East London, UK PhoerusMain Page - Software Development services, South East London. Phoerus, S G House, 6 St Cross Rd, Winchester SO23 9HX, United Kingdom, SO23 9HX, UKhttp://phoerus.com Custom Software Developer Services offered in South East London: Bespoke Software Development, Custom Software Development, Software Design, Application Development, Embedded Software Development, Business Software Solutions