Hiring an iOS Bluetooth Low Energy (BLE) developer can be crucial for creating innovative, energy-efficient applications that connect with BLE devices. They have the technical expertise to ensure seamless integration and communication between devices. Their skills can help in building applications for industries like healthcare, fitness, home automation, where BLE technology is widely used. They can also ensure that your application has a user-friendly interface, providing an excellent user experience. Moreover, their knowledge of iOS development and BLE technology can help in resolving any compatibility issues, ultimately leading to a robust and reliable application.