Contracting in the Public Sector – Everything you need for contracting in the Public Sector
A Guide to Security Clearance – Useful information on Security Cleared jobs
https://www.contractoruk.com/security_clearance/what_is_security_clearance.html
Civil Service competency framework – How the Civils Service assess skills
https://www.gov.uk/government/publications/civil-service-competency-framework
Working in the Civil Service – A Guide to working in Central Government
https://www.gov.uk/government/organisations/civil-service/about/recruitment