If you are a non-EEA national who has a Tier 2 (General) visa, you can work in the UK for up to 3 months.
You must apply for a Tier 2 visa before you can start work in the UK.
You can work for up to 3 months in the UK if you have a Tier 2 visa. You can work in the UK for up to 3 months if you have a Tier 2 visa.