The SCISYS Group was a leading developer of IT services. They “develop robust, real-world application solutions and provide supporting services that create real business benefit.” (former company website) It worked across a number of sectors.
SCISYS’s military activities include work on the Astute submarine, the Warrior infantry fighting vehicle and the F-35 Lightning combat aircraft. (SCISYS – Defence brochure from 2017)
SCISYS was acquired by the US-based IT consulting company CGI in 2019.