Burland joins as a senior consultant. He said he intended to build an equities team to operate globally.
In his three years at Armstrong he was part of the global equities group, specialising in equity capital markets, sales and research functions. Before joining the firm his background was in sales and marketing.
Armstrong made four researchers and three administrative staff redundant in October, citing a slowdown in business.
Principal Search handles a range of positions including asset management, fixed income, legal and emerging markets roles.