The Prime Minister will be visiting Nigeria as part of her first-time visit to three African countries since she resumed office.
United Kingdom ambassador to Kenya Nic Hailey says the visit will strengthen the partnership between the two countries, more so on security and the war on graft.
"We also confirmed our wish that the negotiations on the UK's exit from the European Union are concluded in a manner that restores stability to economic and financial markets", he said.
May's three-day trip aims to boost post-Brexit trade ties.
Britain was South Africa's 6th largest global trading partner past year, with total trade at 79.5 billion rand ($5.6 billion), the South African president's office said.
A "No entry sign" is seen at an entrance of a farm outside Witbank, Mpumalanga province, South Africa July 13, 2018.
Speaking at the First National Bank in Cape Town, Mrs May said the private sector was key to driving growth and "unleashing the entrepreneurial spirit" in Africa.
When she had finished with her jig she addressed the youngsters at an assembly.
She says she was pointedly measured in her response to US President Donald Trump's ill-informed remarks about land seizure in South Africa and the large-scale killing of white farmers.
May's comments will come as a relief to many in the country who were anxious the land policy could scare off investment. Current expropriation legislation dates back to the 1970s when John Vorster was still prime minister.
"It's an issue that I raised and discussed with President Ramaphosa when he was in London earlier this year".
She is expected to meet with Nigeria's President Muhammadu Buhari on Wednesday afternoon in Abuja, a source at the State House told PREMIUM TIMES.