Voluntary and community organisations must comply with the same requirements as any other organisation.
If you have never employed staff before, check out the gov.uk guidance.
Almost all of the questions we get asked are answered in a book published by NCVO, The Good Guide To Employment. There is a copy available to read in our resources library.
There are free resources available on the ACAS website with a range of template documents for employers which include a job description and person specification
We are often asked about the differences between employing someone and contracting someone as self-employed or as a casual worker. The different roles are explained in guidance on gov.uk employment status. You can also use the Employment Status Indicator Tool.