Test Engineer - Devices/ Embedded Software

Test Engineer – Devices

Department: Test & DevOps

Reports to: Test & DevOps Manager

Location: Surrey (Hybrid working 2 days WFH)

Do you have a passion for ensuring product quality, a knack for detail, and a drive to develop innovative automated test systems? We’re looking for a Test Engineer – Devices to join our growing Product Development team, creating cutting-edge remote telemetry systems.

This is your chance to work on technology that has a genuine impact. You’ll be a key player in ensuring our embedded devices meet the highest standards of performance, reliability, and compliance.

What you’ll be doing

• Take ownership of product quality for embedded devices.
• Develop, document, and execute test plans for embedded systems.
• Design and implement automated test systems for functional, performance, and regression testing.
• Carry out manual testing when automation isn’t practical.
• Work closely with design and development teams, providing feedback to refine functionality.
• Identify, log, and track defects through to resolution.
• Manage and maintain automated manufacturing test systems to ensure build quality.
• Keep test environments and tools up to date.
• Produce clear, concise test reports and quality metrics.

What we’re looking for

• Degree in Electronic Engineering, Computer Engineering, Computer Science, or a related field.
• 3+ years’ experience testing embedded systems or industrial devices.
• Strong skills in C/C++ and scripting languages such as Python.
• Hands-on experience with automated testing tools and frameworks.
• Solid understanding of embedded systems, microcontrollers, and RTOS.
• Experience with schematic capture, PCB layout, and hardware debugging tools.
• Knowledge of communication protocols (Cellular, LPWAN, I2C, SPI, UART, Ethernet).
• Familiarity with software change tracking systems (Jira, Bitbucket).

Desirable extras:

• Industrial protocol experience (e.g., DNP3, Modbus, SDI-12).
• Background in telemetry, telecoms, or IT networks.
• Agile/Scrum experience.
• ISTQB certification.
• Familiarity with Altium, CI/CD practices, or cybersecurity for embedded systems.

What you bring as a person

• A passion for driving performance and improving quality.
• Strong organisational skills and attention to detail.
• Ability to work both independently and as part of a collaborative team.
• Calm, constructive problem-solving approach.
• Willingness to get hands-on and continuously learn.

Why join?

You’ll be part of a forward-thinking team developing technology that makes a difference. On offer is a collaborative culture, opportunities to innovate, and the satisfaction of knowing your work contributes to a cleaner, greener world.