HiLS Test Engineer

System Test & Verification Engineer (Hardware-in-the-Loop)
Location: Bristol– On-site 3 Days per Week
Salary: £60,000 – £75,000 + Bonus & Benefits (depending on experience)

Note: All applicants must be able to work in the UK without the need for VISA Sponsorship now, or in the future

Summary:   

On behalf of a client in Bristol, we are looking for a Hardware-in-the-Loop (HiL) Test Engineer to support the development and validation of safety-critical embedded systems where reliability, performance, and quality are paramount

They will take ownership of test strategy and execution for both legacy and new product developments, designing test cases, generating scenarios, and performing automated and manual testing to ensure solutions meet defined requirements.

Key Responsibilities: 

• Developing, implementing, and maintaining Hardware-in-the-Loop Simulation (HiLS) environments to support the testing of hardware and firmware for safety-critical systems.
• Creating and executing robust test plans, procedures, and automated test cases to verify and validate product requirements.
• Integrating physical hardware with virtual models and simulation platforms to create realistic testing environments.
• Designing test scenarios that replicate real-world operating conditions and potential failure modes.
• Supporting product verification and validation activities throughout the development lifecycle.
• Analysing test results, investigating failures, and working closely with engineering teams to identify root causes and implement corrective actions.
• Producing clear technical reports and documentation to support design reviews, regulatory compliance, and product sign-off.
• Contributing to reliability engineering activities, including risk assessments, Failure Mode and Effects Analysis (FMEA), and continuous improvement initiatives.
• Ensuring full traceability between requirements, test coverage, and validation outcomes.

• Proven experience working with Hardware-in-the-Loop Simulation (HiLS) platforms such as Speedgoat, dSPACE, National Instruments (NI), or similar.
• Experience using MATLAB/Simulink and/or LabVIEW.
• Strong Python scripting and test automation experience.
• Good understanding of embedded systems, control systems, and system integration.
• Experience working within structured development and testing environments, ideally involving safety-critical or high-reliability products.
• Experience using Git or similar version control systems.

• Competitive pension scheme (up to 7% employer matched)
• Discretionary annual bonus (typically around 10%)
• 25 days annual leave plus 8 bank holidays
• Private medical healthcare
• Hybrid working and flexitime
• Annual wellness checks
• Retail vouchers