MI5 currently employs around 4,000 people. Around 40% of staff are women, just over half are under 40 years old, 8% are from black or ethnic minority backgrounds and 3% have a disability. Around 330 staff currently work in MI5 on secondment or attachment from other government departments and agencies. Staff roles cover a number of areas including investigations, languages, technology, surveillance, communications, information, protective security, administration, building services and catering...more on Our People and Organisation
An in-depth knowledge and understanding of a variety of communities is crucial for our work. So it’s important our staff come from a breadth of backgrounds and cultures to reflect the people we work hard to protect.
OF OUR STAFF ARE UNDER THE AGE OF 40
Why MI5 was founded; the fight against German espionage; how MI5 caught German spy Carl Hans Lody.
The years immediately after the First World War saw MI5's size being reduced drastically as a result of post-war cost-cutting. The Service'...
Combating Nazi spies; double agents; the battle for Gibraltar; Hitler's last days; Agent GARBO.
Soviet spies in Britain; the threat of subversion; the growing threat of terrorism.
As the Cold War came to an end, terrorist threats from Northern Ireland and states such as Colonel Qadhafi's Libya became priorities for MI5....