She will be based at the London office and report to Jean Lin, the global chief executive at Isobar.
Robinson has been asked to "lead and further evolve" Isobar’s experience and service design arm across EMEA and Asia Pacific. She will also take a place on Isobar’s global creative excellence council.
Robinson joined IBM in 2015. Before this, she was the creative director for experience design and visual at SapientNitro from December 2010. She has also worked at Fluid and Razorfish.
Lin said: "Connecting powerful narrative with world-class customer experience is one key factor for brands to succeed in today’s omni-channel world.
"We are committed to helping our clients in unleashing the power of digital and transfigure complexity into sophisticated, elegant and meaningful user experiences."