BUNAC Work/travel programs to Britain, Ireland, Australia, New Zealand, and Canada for young people and US students (short-term visa sponsor)
Career Magazine (UK Jobs) Search for jobs in the UK in all professional sectors
CareerJET "Careerjet is an employment search engine for the UK.  It allows you to search a growing selection of jobsites in one go saving you the trouble of having to go to each site individually."
EuroJobs Job vacancies in Europe listed by country, including resume posting and general information about working in Europe
Fedora An association for those involved in student guidance in higher education institutions in Europe
Guardian Jobs Search for jobs in the UK by occupation and/or location
Indeed "One search. All jobs." (UK)
International Jobs Center The only comprehensive source of international jobs for professionals,
including international development jobs
Ireland Jobs Search all the jobs in Ireland on one great jobs website
Irish Jobs Database for jobs in Ireland
JobSite UK The original, award-winning UK job search and jobs by email service
People Bank An online recruitment site for the UK
Russian & East European Institute Jobs and internships in Russia and Eastern Europe
Stepstone Job search database and helpful information
The United Nations Everything you need to know about the UN
Work Gateways Job search for travelers looking for work in the UK