Global Radio

Declan joined the Global radio group in 2010 as a reporter working across LBC, Classic FM, Capital FM and Heart. He was also a relief presenter on the rolling news station LBC News.

Declan became the full-time reporter for the award-winning Nick Ferrari at Breakfast programme. During his time at Global, Declan was the lead correspondent covering the July 7th London Bombings Inquests,^[6] the preparations for the London 2012 Olympics and the Stephen Lawrence murder trial.^[7]

Declan was a contributor to Dale&Co, the political column website by Iain Dale.

BBC Radio 1

In 2012 he joined Newsbeat on BBC Radio 1, later becoming a political reporter covering two UK general elections, the 2016 US presidential election and the Brexit referendum.

BBC World Service

In 2017, Declan became a frequent relief presenter on Newsday for the BBC World Service. He fronted BBC Minute for a short time.

BBC Northern Ireland

Declan relocated to Northern Ireland in 2017, becoming a news reporter for BBC News NI across radio and television. In 2020 it was announced Declan would become the full-time presenter of Evening Extra, alongside Tara Mills.^[8] The two would later be joined by Richard Morgan on a full-time basis.^[8]

Throughout 2021, Declan co-created and co-hosted the BBC podcast Year '21, a 'week-by-week' telling of how Northern Ireland was created, exactly 100 years previous. The podcast received critical acclaim^[9] and a number of international awards^[10] and nominations. In 2023, the team produced a follow-up series, ‘Year ‘98 The Making of the Good Friday Agreement’.

In December 2021, the BBC announced^[11] Declan would become a main anchor of the flagship television news programme, BBC Newsline. He rotates his presenting duties between TV and radio.