This book constitutes the proceedings of the Third International Conference on Software Engineering Approaches for Offshore and Outsourced Development, SEAFOOD 2009, held in Zurich, Switzerland, July 2-3, 2009. The 13 papers presented together with two keynote speeches were carefully reviewed and selected for inclusion in the book. The areas covered include industry challenges and best practices in offshore software development, measurement and estimation, business alignment and risk identification/reduction, communication and specification, and emerging technologies and future directions.