A Swedish technology provider behind high-profile upgrades at the London Metal Exchange and Brazilian group BM&FBovespa has appointed its third new chief executive this year, as it looks to accelerate growth towards a potential listing.

The Stockholm-based Cinnober has appointed Veronica Augustsson, who featured on Financial News' list of 40 Under 40 Rising Stars in Trading and Technology this year, as its new chief executive with immediate effect.