One Big Circle Ltd is seeking a senior security engineer to own the end-to-end security of AIVR. You will think like an attacker, identify weaknesses, coordinate remediation with engineering and verify fixes across devices, cloud, web apps, and ML infrastructure.
You’ll drive threat modelling, pentesting and secure coding practices, shaping security architecture and incident response within a fast-growing Bristol tech team.
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Senior Product Security Engineer (Edge, Cloud & ML) employer: One Big Circle Ltd
One Big Circle is an exceptional employer, recognised as one of The Sunday Times Best Medium-sized Technology Companies in 2025. Located in Bristol, we foster a dynamic work culture that empowers our employees through collaboration and continuous learning, while offering generous benefits such as private healthcare, a robust pension scheme, and ample holiday time. With a focus on personal and professional growth, our team members are encouraged to take ownership of their projects, ensuring a rewarding and meaningful career in the innovative field of technology.