Jonathan has over 15 years experience investing professionally in public equities and cryptocurrency, working for companies such as Ruffer and Brevan Howard. Jonathan has won several investment awards, including the Morningstar 2020 Excellent Fund Award. Jonathan is also an advisor to Bitwise and a chartered accountant, having started his career at KPMG in London.

Jonathan serves on the board of Brink, a charity that exists to strengthen the Bitcoin protocol and network through fundamental research and development. Jonathan has a similar grant giving role at Maelstrom, the family office of Arthur Hayes.