She worked in a variety of positions, including as an international correspondent for Media24 and the deputy politics editor at Mail & Guardian.

[1] After high school, she went on to study at Stellenbosch University where she graduated with a Bachelor of Arts (BA) and later with a Honours degree in Journalism.

[2] She started her career as a political journalist for Beeld, an Afrikaans-language newspaper in Johannesburg, reporting on Parliament and the Gauteng Provincial Legislature.

[2] While at Mail & Guardian, Rossouw and fellow journalist Chris Roper broke the initial story on president Jacob Zuma's private home, known as the Nkandla homestead, which would later become the subject of considerable controversy.

[6] After her death, the Government,[7] the National Union of Metalworkers of South Africa,[8] Rhodes University,[3] veteran journalist Ferial Haffajee all released statements, in which they paid tribute to Rossouw.