Ned is a director of the Manukau-based law firm, Kayes Fletcher Walker Limited, which holds the warrant to prosecute all serious crime in South Auckland on behalf of the Government. In 2023, his book The English Text of the Treaty of Waitangi won the General Non-Fiction prize at the Ockham NZ Book Awards.

Ned was diagnosed with Acute Lymphoblastic Leukaemia and Burkett’s Lymphoma in 2012 and received chemotherapy treatment at Auckland Hospital. He and his family were involved in fundraising for the new haematology ward in 2014.