CircuitWorx is a UK-based electronics design, embedded software, PCB assembly, and electronics manufacturing company headquartered in West Dean, Salisbury. Trading as CircuitByte Ltd, the company was founded in 2014 and supports businesses throughout the product development journey, from initial feasibility and electronic design through prototyping, testing, and volume manufacturing.

CircuitWorx provides digital and analogue circuit design, PCB layout, embedded software development, product design, PCB prototyping, SMT and through-hole assembly, functional testing, box-build assembly, and design-for-manufacture services. The company also supports regulatory compliance, component obsolescence, EMC issues, legacy PCB redesign, and product development.

The company operates an ISO 9001:2015-certified quality system and provides integrated UK-based design and manufacturing services for prototype, pre-production, and volume production requirements.