Assurance Engineer

Salary: £80,000 - 80,000 per year

Requirements:

• We are looking for a Senior or Principal Assurance Engineer with strong experience in at least one area relevant to the assurance or design of high-stakes systems.
• We value demonstrated experience, technical judgement, and the quality of your thinking.
• We would like experience in areas such as safety engineering and safety cases, assurance cases and argument-based assurance, high-integrity or safety-critical software, AI verification/validation/testing/evaluation, system safety and hazard analysis, software or system architecture, human factors and human-machine teaming, cybersecurity and resilience, quantitative risk, reliability or formal methods, operational monitoring and change assurance, clinical safety or healthcare technology assurance, or another professional field involving difficult technical decisions with significant consequences.
• We welcome experience from sectors such as defence, space, healthcare, nuclear, critical national infrastructure, aviation, automotive, rail, industrial automation, and other high-integrity sectors.
• We are looking for someone with some exposure to AI or machine-learning systems, or the ability to learn unfamiliar technologies quickly and engage credibly with specialists.
• Experience of AI assurance is desirable but not essential.
• We can only accept Sole UK National candidates who will need to be eligible to obtain UK Security Clearance.

Responsibilities:

• We will expect you to help our customers design, justify, and operate AI.
• We need you to produce defensible technical outputs and connect assurance evidence to real decisions about system design, deployment, and operation.
• You will lead technically demanding client work, either hands-on or by directing a project team.
• You will develop assurance strategies and plans.
• You will structure claims, arguments, and supporting evidence.
• You will develop AI test and evaluation strategies.
• You will define system requirements and design recommendations.
• You will develop operational monitoring and change-assurance approaches.
• You will review and challenge evidence produced by clients or suppliers.
• You will produce reports that support senior technical and operational decisions.
• You will work with clients as a technical stakeholder, share and defend proposed technical approaches, and contribute to technical discussions and workshops.
• You will challenge client or supplier assumptions constructively while building relationships and maintaining an independent technical position.
• You will support and develop the wider team, including mentoring and supporting more junior engineers.
• You will develop partnerships with universities, research organisations, and industry collaborators to advance R&D opportunities and drive innovation.

Technologies:

• AI
• Support
• Network
• Security

More:

We are Synoptix, an engineering company formed in 2011 that provides solutions across Systems, Cyber & InfoSec, and Technology. Our technology team specialises in applying AI to complex systems, including object detection, neural network resilience, AI assurance, and synthetic data, delivering bespoke research and development programmes for high-stakes environments. We work at the crossover of multiple disciplines to provide a market-leading approach, supported by commercial, legal, financial, and resource expertise. We offer an annual company bonus, 25 days of holiday plus bank holidays with the option to buy or sell up to 5 days, flexible hybrid working, continuous professional development, access to Udemy training, an electric car scheme, bike-to-work scheme, and private health care.

last updated 32 week of 2026