Hiring an Iterative Development developer can significantly enhance your project's success rate. They employ a flexible approach that involves breaking down the project into small manageable parts, allowing for constant revisions and adaptation. This ensures that any issues or changes can be addressed promptly, reducing the risk of project failure. Their approach also encourages customer feedback, ensuring the end product meets user expectations. Furthermore, it fosters innovation and creativity, as developers have the freedom to experiment and improve with each iteration.