He will need a UK visa.

Application Based On: 5+ years residency (non-EU)
Applied On: 23/03/2018 (via solicitor)
Application received On: 26/03/2018
Acknowledgement and Second Letter: 30/03/2018 (Letter, passports and a receipt)
Awaiting On Approval: 21/09/2018
Date of Ceremony: 26/11/2018 (received 26/10/2018)

Got mine too

Application Based On: 5+ years residency (non-EU)
Applied On: 23/03/2018 (via solicitor)
Application received On: 26/03/2018
Acknowledgement and Second Letter: 30/03/2018 (Letter, passports and a receipt)
Awaiting On Approval: 21/09/2018
Date of Ceremony: Pending

Exactly 6 months:)

Application Based On: 5+ years residency (non-EU)
Applied On: 23/03/2018 (via solicitor)
Application received On: 26/03/2018
Acknowledgement and Second Letter: 30/03/2018 (Letter, passports and a receipt)
Awaiting On Approval: Pending
Date of Ceremony: Pending