She graduated from the University of Johannesburg in 2009 with an LL.B and completed her articles of clerkship at a law firm in Boksburg, where she was promoted to associate after becoming an attorney in 2012. She later became a partner at a law firm in Johannesburg North, specialising in home loan recoveries, litigation, and issues related to the National Credit Act (NCA).
In June 2018, Nthabiseng joined Lowndes Dlamini as a director, bringing extensive experience in home loan recoveries, litigation, opposing debt review applications, and vehicle asset financing disputes. She earned a PGDip in drafting and contract interpretation from the University of Johannesburg in 2025. Throughout her career, she has successfully represented several major banks in these areas.
Nthabiseng is passionate about her work, especially banking law. Her ability to engage across diverse communities is enhanced by her fluency in five official languages, making her a versatile and impactful legal professional.