konceptual99: when they are advertised then they cannot be discriminatory
It seems they can, though maybe not for all job-roles within the care home. By asking the 'JW question' they could say they're simply finding out what the most appropriate job-role for somebody would be in relation to the care home's 'religious ethos'
The following link is interesting - below is just a snippet...
The Equality Act 2010 does potentially allow for religious organisations to require workers to be a member of a particular faith if they are able to show that, having regard to the nature and the context of the work, such a requirement is a genuine (general) ‘occupational requirement’ for the role. In order to satisfy the legislation, the occupational requirement to be of a particular religion or belief is a ‘proportionate means of achieving a legitimate aim’, taking into account the religious ethos of the organisation and the type of employment the worker is to undertake.
READ MORE: http://www.lesteraldridge.com/employees-faith-based-requirements/