Firmware & Electronic Test Engineer

KO2 Embedded Recruitment Solutions Ltd; City of Edinburgh; On-site; GBP 42,000 - 62,000; Full time

Benefits offered by this job

Opportunity to join a fast-growing company

Work on cutting-edge products

Collaborative engineering environment

Competitive salary and benefits package

Career progression opportunities

Job summary

A leading recruitment solutions firm is seeking a hands-on role focused on testing IoT devices. As part of your role, you will develop test plans, design testing systems, and collaborate with product teams to ensure quality and performance. The ideal candidate will have experience with embedded systems, a strong understanding of microcontrollers, and familiarity with automation scripting. This position offers competitive salary and benefits, and promotes career progression in a collaborative environment.

Qualifications

• Experience testing embedded systems, including firmware and electronics.
• Strong understanding of microcontrollers and embedded C/C++.
• Familiarity with lab equipment such as oscilloscopes and logic analysers.
• Experience with test automation frameworks or scripting languages like Python.

Responsibilities

• Develop and implement test plans for embedded firmware and electronic hardware.
• Design automated and manual test systems for IoT devices.
• Perform functional, regression, and system-level testing.
• Debug and diagnose faults across firmware and hardware interfaces.
• Collaborate with design engineers to improve testability and product quality.
• Document test procedures, results, and validation reports.
• Support continuous integration and automated testing environments.

Skills

Testing embedded systems

Microcontrollers knowledge

Lab equipment familiarity

Test automation scripting

Problem-solving skills

Wireless devices experience

Understanding of hardware design

Tools

Python scripting

Job description

The Role

This is a hands-on role where you will play a key part in ensuring the reliability, performance, and quality of cutting-edge IoT devices. You’ll work closely with firmware, hardware, and product teams to develop and execute robust test strategies across the full product lifecycle.

Key Responsibilities

• Develop and implement test plans for embedded firmware and electronic hardware


• Design automated and manual test systems for IoT devices


• Perform functional, regression, and system-level testing


• Debug and diagnose faults across firmware and hardware interfaces


• Collaborate with design engineers to improve testability and product quality


• Document test procedures, results, and validation reports


• Support continuous integration and automated testing environments

Skills & Experience Required

• Experience testing embedded systems (firmware + electronics)


• Strong understanding of microcontrollers and embedded C/C++


• Familiarity with lab equipment (oscilloscopes, logic analysers, etc.)


• Experience with test automation frameworks or scripting (Python or similar)


• Strong problem-solving and debugging skills


• Experience with wireless connected devices


• Understanding of hardware design principles

What’s on Offer

• Opportunity to join a fast-growing, innovative company


• Work on cutting-edge products from concept to production


• Collaborative and agile engineering environment


• Competitive salary and benefits package


• Real scope for career progression as the company scales

Apply now or contact KO2 Recruitment for more information.