In February 2022, Harri was appointed Downing Street Director of Communications by Prime Minister Johnson, following the resignation of Jack Doyle, and left the post in September 2022.

[5] He covered the collapse of communism in Romania, Czechoslovakia and East Germany before reporting on the Gulf War from Saudi Arabia, Jordan and northern Iraq.

[3] He moved briefly to Rome from July 2004 to January 2005 and then became North America business correspondent based in New York City until June 2007.

[13][14] Shortly afterwards, he resigned from GB News,[15] having written in The Sunday Times that the channel was "becoming an absurd parody" that was replicating cancel culture on the far right.

[1] Harri joined News UK in May 2012 as a director of communications and corporate affairs, but left in December 2015, remarking that he was leaving with the "job done" after the fallout over phone hacking at the company.

In May 2018, Harri took a part-time role with London PR firm Hanover Communications as a vice president,[2] for GQ magazine as a contributing political editor,[21] and also for Hydro Industries, a water treatment company based in Llanelli where he is a director.

[26] Harri was a board director of Hawthorn Advisors, a communications consultancy based in London and co-founded by Conservative Party co-chair Ben Elliot in 2013.

Harri was critical of Boris Johnson over parties held in Downing Street and Westminster during COVID-19 lockdowns,[26] although he has argued that people were losing their "sense of perspective" over the controversy.

[36] Harri is trained and serves as a volunteer crew member on the River Thames for the Royal National Lifeboat Institution.