He received an MSc in computer science and engineering from Lund Institute of Technology, Sweden, in 2005. The same year he joined Philips Research as part of an industrial PhD in electrical engineering. In 2009 he graduated, cum laude, from Eindhoven University of Technology, the Netherlands. He then joined Arm Ltd, UK, where he held various leadership positions in the research organisation and commercial operations.
In 2015 Hansson became a technical adviser to the Executive Vice President and later also the CTO, leading a number of activities around technology exploration and incubation in the Arm executive team. He was seconded to SoftBank Investment Advisers in 2017 and joined as an investor in 2018.