Custom Software Developer Home / Software Development / Northern Ireland, UK / Belfast / BT2 / Cumulus Cumulus - Software Development services, Northern Ireland, UK Cumulus Software Development services, Northern Ireland. Cumulus, IBM House, 4 Bruce St, Belfast BT2 7JD, United Kingdom, BT2 7JD, UKhttp://complianceinacloud.com Custom Software Developer Services offered in Northern Ireland: Bespoke Software Development, Custom Software Development, Software Design, Application Development, Embedded Software Development, Business Software Solutions