Senior Security Engineer

About this role

QRT is a global quantitative and systematic investment manager, operating across all liquid asset classes. We are a data- and technology-driven organization applying scientific methods to investing. Our collaborative culture and focus on innovation enable us to solve complex challenges and deliver high-quality returns for our investors. Your future role within QRT We are seeking an experienced Senior Security Engineer to own complex security challenges across QRT’s global environment.

This is a senior individual contributor role combining hands-on engineering, technical leadership, mentoring and operational responsibilities. The role is expected to involve the following activities: Own security initiatives from discovery and design through delivery and ongoing operation, coordinating dependencies across teams and regions. Set technical direction and engineering standards, balancing security, reliability, performance and operational cost.

Build and improve controls across identity and privileged access, endpoints, cloud and on-premises infrastructure, data protection and security monitoring. Identify security weaknesses and attack paths, prioritise them by business impact and deliver practical remediation. Automate deployment and operations through APIs, scripting and infrastructure as code, with appropriate testing and rollback procedures. Deliver resilient, supportable services with effective monitoring, runbooks and recovery procedures.

Share responsibility for maintenance, support and troubleshooting. Participate in the security on-call rota, responding outside normal working hours as required. Lead complex incident troubleshooting and follow through on corrective actions. Partner with Security, Infrastructure, IT and development teams to integrate controls and drive adoption. Evaluate technologies through testing and ensure successful operational handover.

Mentor junior engineers through coaching and design reviews, acting as a senior technical escalation point. Your present skillset Substantial security engineering experience in complex enterprise environments, including ownership of major initiatives spanning multiple teams. Deep practical expertise in several relevant security domains, such as identity, privileged access, endpoint or cloud security, infrastructure hardening, secrets management, PKI, data protection or detection engineering.