Senior Product Test Development Engineer

Company: Copello
Apply for the Senior Product Test Development Engineer
Location: Harlow
Job Description:

Overview

In this role you will design, verify and support test equipment for complex electronic systems in a regulated, R&D-driven setting. You will work across engineering disciplines to deliver scalable test solutions and mentor junior engineers, contributing to safety-critical programs. The position offers strong career progression, relocation assistance, and a substantial joining bonus. You will shape testing capabilities that ensure production readiness and long-term support for evolving hardware.

Pay / Benefits

  • £7,500 welcome bonus
  • Relocation assistance
  • 37-hour week with early Friday finish
  • 25 days holiday + public holidays
  • Discretionary bonus scheme
  • Pension scheme (employer contribution)

Responsibilities

  • Design and develop functional test equipment for electronic systems
  • Lead and support hardware/software integration and fault diagnosis
  • Provide lifecycle and production support, including obsolescence management
  • Collaborate across engineering disciplines to deliver scalable test solutions
  • Lead design reviews and produce high-quality technical documentation
  • Provide technical guidance and mentorship to junior engineers

Key requirements

  • Strong knowledge of analogue and digital electronic circuit design
  • Ability to produce detailed technical design documentation
  • Experience transferring designs into production environments
  • Excellent hardware fault-finding and debugging skills
  • Test software development experience
  • Experience supporting and debugging system integration
  • Eligibility for UK Security Clearance (minimum BPSS, ideally SC)
  • Strong collaboration with cross-functional teams
  • Mentorship and technical leadership
  • Analytical problem-solving and debugging mindset
  • Analogue and digital circuit design
  • Technical design documentation
  • Production transfer of designs

…

Posted: October 23rd, 2026