Ergüçlü played Ruhsar in the drama film Shadows and Faces (2010) and Sena in Full of Hunger (2012). In what is arguably her best known role, she played Simay Canaş on the Turkish drama series Kuzey Güney (2011–2013). She appeared in the film Benim Dünyam (2013). Since 2013, she has played Eylül Buluter on the television series Medcezir.
The magically long-haired Rapunzel has spent her entire life in a tower, but now that a runaway thief has stumbled upon her, she is about to discover the world for the first time, and who she really is.