2 jobs in Rickmansworth have Site Supervisor in the title (3 mention it), both from MWH Treatment. Eligible for the Skilled Worker visa under SOC 5330, which is on the temporary shortage list, minimum £41,800 at the standard rate. Most construction and building trades supervisors in the UK earn between £35,360 and £50,596 in (ONS ASHE 2025, full-time). Visa and pay details