[8] From Lougborough, Brathwaite advanced to Queens' College at the University of Cambridge to study for his master's in Engineering for Sustainable Development.
[9] After completing his master's at Cambridge, Brathwaite was invited to trial with Durham for the latter half of the 2010 season, following a recommendation from Paul Collingwood, who had spotted him bowling to the England team in the nets at The Oval.
[10] Having made his debut in the 2010 County Championship against Somerset at Chester-le-Street,[4] he was subsequently signed on a two-year contract.
[4] Having found opportunities to establish himself at Durham limited, he left the county toward the end of the 2013 season,[13] having taken 39 first-class wickets at an average of 23.35.
[7] Toward the end of the 2013 season, he was signed Hampshire,[14] with Brathwaite making three appearances in the 2013 County Championship against Northamptonshire, Leicestershire, and Essex.