Lawton previously worked in the yield-enhancement trading group at Lehman Brothers for five years. He will be based in London.
DrKW has also appointed Paul Dackombe in the new role of head of prime brokerage marketing. Based in London, he will report to Martin Keller, overall head of prime brokerage.
Dacombe was most recently director of sales and marketing at Reech Capital, the risk management and derivatives advisory firm, which he joined in 2001. He had previously worked for 11 years at Citibank, running its securities lending business in Europe.