Alex Harker (born 1983) composes electroacoustic, instrumental and interactive music. His work focuses on strategies for bringing together these sometimes disparate fields to create an engaging and coherent whole.

He has studied with numerous composers including Gwyn Pritchard, Vic Hoyland, Jonty Harrison, Scott Wilson, Roger Marsh and Ambrose Field. He is currently a lecturer at the University of Huddersfield, undertaking research in both composition and creative audio programming.

His works have been performed in the UK, France, Denmark, Switzerland and Korea, including at the International Computer Music Conference and Huddersfield Contemporary Music Festival. Performers and organisations he has worked with include the Worldscape Laptop Orchestra, Jonathan Sage, Heather Roche, Elastic Axis, Pete Furniss and BEAST.