Senior Staff Information Security Engineer

📋 Description Lead architecture and security across AWS and on-premises/in colocated facilities. Provide senior technical leadership and define secure patterns, controls, and scalable security Act as technical authority for complex security architecture across infrastructure, platform, and Drive risk reduction through systemic security programs across cloud, on-prem, and connectivity. Collaborate with Engineering, Product, SRE, and Infrastructure to embed secure-by-design principles. Mentor engineers and communicate security risks clearly to stakeholders. 🎯 Requirements Significant experience in security engineering, cloud security, and security architecture. Hands-on security in AWS with IAM, network, encryption, logging, monitoring, secrets management Experience securing on-premises, data-centre, or colocation infrastructure; strong enterprise Experience with infrastructure-as-code, CI/CD security, containerised environments, and Proficiency with Python or Go; ability to design automated security controls. Familiarity with AI-assisted tooling to improve security workflows and threat modelling. 🎁 Benefits Remote-first culture with occasional in-person in the Bristol, UK office and colocation facilities. Health, Dental and Vision Insurance; 13 paid holidays; company volunteer days. Competitive salary plus bonus.