NVQs - National Vocational Qualifications - are qualifications delivered in the workplace or settings that replicate the working environment. City & Guilds qualifications are designed to be undertaken both in the workplace or in the. National Vocational Qualifications (NVQs) were practical work-based awards in England,. What are NVQs and SVQs? National. In around 2010 the NVQ changed and began being listed on the Ofqual credit.