Birmingham and the Midlands is the jewellry centre of the UK, with
many workshops and factories all centrally located in the Jewellery
Quarter. However, the London has it's jewellry centre in the Hatton
Garden neighborhood. Alfred Terry is a good, high end manufacturer of
18ct and platinum jewellery in the London area, that may require your
specialty skills (wax carving) as they generate their own designs and
styles. Stephen Webster, a highly renowned London designer may also
need someone to carve waxes. Hean Studios, in Kingsland is a high end
contract caster, may want to offer your skills as a service to his
clientele. In the Birmingham/Midlands there is Weston Beamor/Domino,
Abbey Crest, Platenaur, University of Central England Jewellery
I worked in England on a three year work contract, as a US citizen.
I don't know, but I would be willing to bet that it would be easier
for an Australian to work in the UK than an an American. I had to
have working visa sponsorship by my employer.