Cyber Solution Architect (Digital Platforms and Trading Systems)8-Month contract - Inside IR35 - market rateLondon based - hybrid working - 3 days a week onsiteMust have Base Metals trading experienceRole OverviewWe are looking for a hands-on, highly technical Cyber Solution Architect to design and deliver secure solutions across our digital platform ecosystem, with a strong focus on Base Metals Order Execution Management Systems (OEMS). This role requires deep technical expertise, practical implementation capability, and the ability to embed security into complex, low-latency trading environments.Key ResponsibilitiesDesign and implement secure, scalable cyber solutions for digital platforms, including OEMS and associated trading infrastructure.Act as a hands-on architect, contributing directly to solution design, engineering decisions, and security implementation.Develop and maintain security architecture patterns, reference models, and solution blueprints.Lead security design for Base Metals OEMS platforms, ensuring alignment with performance, resilience, and regulatory requirements.Perform threat modelling, security risk assessments, and architecture reviews.Integrate security into DevOps pipelines, promoting DevSecOps best practices.Collaborate with engineering, infrastructure, and business teams to ensure security is embedded by design.Provide technical oversight on identity and access management (IAM), encryption, API security, and network security.Evaluate and implemen