Bilika holds the following academic qualifications:
LLM degree in Constitutional and Administrative Law, University of Zambia, (1983-1989)
LLM degree in Legislation, Legislative Drafting, Legislative Process, Interpretation of Statutes, University of Ottawa, Canada (1984-1987)
Course for Government Legal Advisers, Legislative Drafting, International Law, including Treaty Drafting, University College London, U. of London (1979 – 1979)
Certificate to Practise as an Advocate, Legal Practice, Law Practice Institute (1976 – 1977) LLB degree from the University of Zambia (1972-1976).

Bilika is a Legislative Drafting Consultant at BHS Legislation Services of the Cayman Islands Government. "Essentially I have been drafting legislation full-time for most of my career in law, that is, since 1977. This I have done in Africa (Zambia) and in the Caribbean (Guyana, British Virgin Islands and Cayman Islands). I have also undertaken consultancies for international organisations such as the Commonwealth Secretariat, London, England. I am published in legislative drafting and in substantive areas of law in the UK, Germany, South Africa, Zambia and elsewhere. I have also taught legal drafting at the International Development Law Institute in Rome, Italy."

He has also taught at the University of Zambia Law School and later served as a Senior Lawyer for the Southern and Eastern African regional integration body, COMESA. Prior to that, he served in many senior capacities at the Ministry of Legal Affairs in the Republic of Zambia. In his new book he asks, "To What Extent Can One Deviate from Prescribed Forms without Affecting Their Validity?"