Senior Software Engineer (Agentic Search) - Web Access Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Software Engineer (Agentic Search) - Web Access Engineer based in United Kingdom. This is a senior engineering opportunity focused on building the web access infrastructure that powers next-generation agentic search and AI systems. You will investigate how modern websites interact with browsers and turn those insights into reliable production technologies. The role combines browser internals, web protocols, automation, instrumentation, and distributed infrastructure at internet scale. You will work on systems handling complex, rapidly changing web environments and large volumes of requests. Your work will directly improve how AI agents access and understand web content efficiently and reliably. You will join a small, technically ambitious team where engineers have broad ownership and significant influence over the infrastructure they build.