Born in Alexandra township in 1960. Went to Ekukhanyisweni Lower Primary School, Carter Higher Primary School, Alexandra Secondary (which later upgraded to a High) School.
Was influenced by his English and History teacher, Peter Rikhotso, an ex Robben Island prisoner and a leading PAC intellectual who was arrested with his Atteridgeville based Hofmeyer High School class in 1963. Seroke participated in meetings of the South African Students Movement and the Student Christian Movement in 1975 at the Alex high school. He became openly active in students protest politics in 1976. In 1977, he was nominated into the executive committee of the Alex Students League. The committee included Isidore Hlome Mbatha, Sylvester Ndaba, Mandla Cebekhulu, Steve Tau, Thabang Makubire, Obed Bapela and others. He started writing for newspapers and literary journals. He was a member of Medupe Writers Association which was banned on 19 October 1977 along with 18 other Black Consciousness organisations.
Medupe reorganized itself into a local chapter of International PEN. Seroke was roped into the structures and worked with prominent authors such as Mothobi Motluatse, Nadine Gordimer, Mafika Gwala and others. They started Staffrider, an art and literature magazine. Seroke was soon thereafter appointed as coordinator of the editorial collective of the literary journal, based at Ravan Press book publishing house. He is a founder member of the African Writers Association.
Seroke organized a Robert Sobukwe memorial service at Tembisa High School in March 1978. The security branch of the South African Police detained him briefly. He wrote about his experiences in detention in the Voice weekly newspaper where he had started contributing stories as a freelance reporter. He was detained again and later charged with possession of banned literature. He was sentenced to nine months in prison, suspended for five years.
Seroke was detained without trial in 1980 for fouteen days under the General Law Amendment Act. This was part of a swoop on Azapo leadership.
He was recruited into the underground structures of the banned Pan Africanist Congress of Azania.
He set up overt and covert structures of the PAC. With other revolutionary artists, they formed Mafube Arts Commune to perform poetry and drama at labour union rallies and political conferences. They collaborated with Azapo in 1983 to launch the National Forum – a patriotic united front of community based organisations.
In 1987 he was arrested at a roadblock near Koster in the Western Transvaal with a field commander of the Azanian Peoples Liberation Army. The commander defected to the enemy forces and became an askari. He became a state witness PAC trials and in the trial that had Seroke, Njabulo Cele and Thembinkosi Terror Khonongwe. Seroke’s two co-accused were Apla guerrillas. Seroke was sentenced to 12 years and his co-accused ten years each.
Seroke was an executive member of the General Recreation Council on Robben Island prison. He was released with 43 other political prisoners on 27 April 1991, as part of the conditions to create a conducive climate for negotiations in South Africa.
He was elected as Secretary for Political Affairs in the National Executice Council of the PAC at the congress in Mthatha in April 1992. He served in the PAC negotiations committee and was a delegate at the Multi Party Negotiations Forum in Kempton Park.
He was detained under section 29 of the Internal Security Act on 25 May 1993 when a nationwide swoop of PAC leadership took place.
In 1994 he joined the private sector and was a manager at defence industry commercial entity. He subsequently formed his own business companies in strategic management consultancy, property development, industrial chemicals, and courier services.
He was elected into the PAC national executive committee at the 10th congress in December 2015. He is the Secretary for Political and Pan African Affairs.