Top Tech Jobs & Startup Jobs in London

Own and evolve the platform security architecture (authN/authZ, secrets, encryption, multi-tenant isolation). Write production code to harden security patterns, run threat models and architecture reviews, set standards, and partner with Security and Platform teams to ship secure platform improvements.

Build and maintain backend services for Customer Engineering: triage and fix customer-reported bugs, deliver small feature requests, create automation and tooling to reduce manual work, debug microservices and event-driven pipelines, integrate identity providers and data security platforms, instrument and monitor systems, and partner with customers and stakeholders to prevent recurring issues.

Design, build, and own backend microservices and integrations for an AI-focused cybersecurity platform. Implement event-driven processing, ingest high-volume endpoint events, model and persist domain data, expose APIs and webhooks, and support analytics, reporting, and customer-facing visibility features.

Serve as the UK People partner handling day-to-day People operations: advise managers, manage employee relations and UK compliance, own benefits and payroll coordination, support hiring and onboarding, run the London office, and build scalable HR processes.