Cisco is an established service provider in the telecommunications vertical. West London, United Kingdom is the location of their head office.
Currently, what the company is primarily recruiting for is Leadership, Consultancy, and Team Leadership professionals in West London and Reading. Cisco at present has 2 unstaffed positions for jobs like "Senior Security Consultant - CHECK Team Lead" and "IT Engineer - Modern/ Future Desktop".
Wikipedia provides an objective article about Cisco. Check out their social profile on Crunchbase for a different perspective. At their careers page, you can find useful resources about unstaffed positions and what Cisco cares about in applicants.