Kate graduated with an Honours Degree in Film & Television Production from the National Film School, IADT in 2012. There, she majored in Directing and minored in Editing. My graduate short Breathe In was selected for a number of Irish and international film festivals.

In 2014, Kate attended Berlinale Talents to develop a short called Little Doll at the Short Film Script Station. The short then premiered at Berlinale 2016. For her work with Little Doll, Kate was included in the British Council's fiveFilms4freedom 2016 Global List – 33 inspiring people from around the world promoting freedom, equality and LGBT rights every day. 

In 2016 Kate was chosen to take part in the Guiding Lights, the UK's leading mentoring scheme for filmmakers and was paired with director Alice Lowe (Prevenge, Sightseers.) In 2017, she was funded by Screen Ireland to make Catcalls, an irreverent Horror about a sexual predator who gets whats coming to him. The film won Best Short Film at the YDA Ireland in 2018 and has played at many festivals all over the world including BFI London Film Festival, Fantastic Fest, and Fantasia Film Festival. 

In January 2019 Kate was included in the Irish Times list "Top 50 to Watch in 2019." https://www.irishtimes.com/lif... That same year she was selected by Screen Ireland to take part in their inaugural POV scheme with a script she wrote entitled You Are Not My Mother. There were four projects greenlit, each with a budget of €400,000. The film was shot in November 2020 in the midst of a second wave COVID lockdown  in Ireland. 

You Are Not My Mother had it's premiere as part of the Midnight Madness strand at TIFF in September 2021. There it came runner up in the Midnight Madness People's Choice Awards. The film also won the Jury Prize at the Festival de Gérardmer 2022. Kate also won the Discovery Award at the Virgin Media Dublin International Film Festival 2022 and You Are Not My Mother went on to be nominated for six IFTAs included Best Director, Best Writer and Kate was nominated for the Rising  Star Award. 

Since then Kate has directed two episodes of AMC / RTE TV production KIN, which are due to air in Spring 2023.