During the 2010s, Aitken has written or co-written material for other artists: September's "White Flag" on "Love CPR" (February 2011), "I Know You're not Alone" on "Diamond Veil" (May) by Sweetbox, Julie Bergan's "Fire" (June 2014), "Colours" on "Eleven" (October 2015) by Tina Arena and "Traffic Lights" (May 2015) on Lena's "Crystal Sky". Also in 2015, while working in Swedish-based song writing collective, the Kennel, Aitken co-wrote "I Want Your Love" for Ukrainaian-born artist, Eduard Romanyuta. "I Want Your Love" was the Moldovan entry for that year's Eurovision Song Contest. Aitken described her writing, "it has always been my dream to write music for different countries and cultures, so this is really cool."