[4][7][8]  She built her technology career when she moved to the United Kingdom, where she attended the University of Surrey to learn English.

[9][10] She has had multiple temporary jobs and worked for companies such as Citibank, HSBC, JP Morgan, and Lloyds Bank.

[16] In 2013, Jamme was honoured as a Young Global Leader by the World Economic Forum[17] for her activism work in empowering and investing in young girls and women in Africa, the Middle East, and Asia through creative learning, entrepreneurship, science, technology, engineering, art, mathematics, and design (STEAMD).

In 2015, Jamme collaborated with a group of African leaders[18] to create "Accur8Africa",[19] an initiative to help governments, civil society, entrepreneurs, and businesses evaluate progress on the UN's Sustainable Development Goals by 2030 using Accurate Data.

[21][22] The foundation aims to inspire more girls worldwide to learn to code, with an emphasis on including marginalised communities by providing them with educational spaces, tools and employment guidance.