From what we can tell, Africans living in Tudor England lived quiet lives in a range of occupations, including court trumpeter, shoemaker, needlemaker and servant. We also know that some came from North Africa.
After the Reformation, when King Henry VIII rejected the Catholic Church, relations between the English and North African Muslim governments were good because they had a common enemy: the Catholic Spanish monarchy, whose forces had re-conquered Spain from its previous Moorish Muslim rulers.
Although the state-sponsored pirates Hawkins and Drake had begun to be involved in the Portuguese trade in enslaved Africans, black people living in England were free. Racist attitudes existed but were not yet dominant and there are lots of examples of black people being treated fairly at this time:
Religious difference mattered far more than ‘racial’ difference in Tudor England and it may have been far easier to be black than to be Catholic.