Arduino Hardware Assembly & Soldering

I’ve already designed a small Arduino-based build and gathered every part you’ll need—board, shields, sensors, add-on modules, wiring, and headers. What I now require is careful through-hole and, where... (Budget: £250 - £750 GBP, Jobs: Arduino, Circuit Design, Electrical Engineering, Electronics, Embedded Systems, Microcontroller, PCB Design and Layout, PCB Layout, Prototyping, Soldering)