If you are aged between 17 and 30 you may be eligible for a working holiday visa.
You qualify as a working holidaymaker if you are from;
Antigua and Barbuda, Australia, The Bahamas, Bangladesh, Barbados, Belize, Botswana, Brunei Darussalam, Canada, Cameroon, Dominica, Fiji Islands, The Gambia, Ghana, Grenada, Guyana, India, Jamaica, Kenya, Kiribati, Malawi, Malaysia, Maldives, Mauritius, Mozambique, Namibia, Nauru, New Zealand, Nigeria, Pakistan, Papua New Guinea, Saint Christopher and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Seychelles, Sierra Leone, Singapore, Solomon Islands, South Africa, Sri Lanka, Swaziland, Tanzania, United Republic of, Tonga, Trinidad and Tobago, Tuvalu, Uganda, Vanuatu, Western Samoa, Zambia and Zimbabwe.
UK working holiday visa information