1 hour ago

Hardware Design Engineer

London 50 - 60 Contract

Contract Details

  • Job Title: Hardware Engineer - Piezoelectric / Ultrasonic Systems
  • Duration: 6 months initially
  • Location: Hybrid (3 days/week) or on-site, North London
  • Outside IR35

Key Responsibilities

  • Design high-voltage and low-voltage analogue driver circuits for piezoelectric transducers, including pulser and continuous-wave excitation stages.
  • Develop low-noise analogue receive chains for ultrasonic signal acquisition, including LNAs, VGAs, filtering, and signal conditioning.
  • Design and optimise impedance matching networks to improve power transfer, sensitivity, and system efficiency.
  • Design and iterate PCB layouts for ultrasonic drive, receive, and mixed-signal subsystems.
  • Integrate piezoelectric transducers into complete hardware systems including power electronics, ADC/DAC stages, timing circuits, and embedded or FPGA-based control.
  • Support prototype development, bring-up, debugging, and rapid hardware iteration.
  • Develop and execute test and validation procedures for ultrasonic hardware performance.
  • Collaborate with acoustics, mechanical, and systems engineers to ensure correct transducer operation and integration within the full system.

Essential Skills

  • Strong analogue electronics design experience
  • Experience with precision analogue circuit design
  • PCB design/layout experience using tools such as Altium, KiCad, or equivalent
  • Hands-on laboratory experience with oscilloscopes, signal generators, and measurement equipment
  • Understanding of signal conditioning, filtering, and low-noise design principles
  • Strong hardware debugging and troubleshooting skills
  • Ability to interpret experimental data and iterate hardware designs effectively
  • Familiarity with embedded systems or mixed-signal hardware integration
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