Contract Senior Electronics / Firmware Engineer – Sensor Expertise
Rate: £400–£425 per day + VAT
IR35 Status: Outside IR35
Location: Greater London (3-4 days on site per week min)
Contract Length: 3–6 months, with potential extension
We're working with an innovative technology business at the forefront of advanced sensing solutions, seeking a Senior Electronics / Firmware Engineer to support the development of next-generation products. This is an opportunity to join a highly collaborative, multidisciplinary team delivering cutting-edge solutions with real-world impact.
In this role, you'll take ownership of sensor characterisation and optimisation, with a particular focus on humidity and temperature sensing technologies. You'll play a key part in refining performance, reliability, and integration within sophisticated systems, contributing directly to product development from concept through to validation.
This is a hands-on engineering role suited to someone who enjoys solving complex technical challenges and working closely with hardware, software, and mechanical engineers in a fast-paced R&D environment.
Key Responsibilities
1. Characterise, test, and optimise sensor performance, particularly metal oxide and electrochemical sensors
2. Design, develop, and iterate electronic ci...