A leading global financial services institution is seeking a Network Security Engineer to take local ownership of network security in London, with exposure to wider infrastructure initiatives and the opportunity to grow into a management role.What you''ll do:Design, manage, and secure network infrastructure (BGP, HSRP, load balancing, proxies, perimeter security)Implement and maintain server, endpoint, and end-user security controlsSupport and enhance core infrastructure services, including VPNs, databases, replication, and high availabilityAdminister Windows and Linux environmentsOwn and lead the local technology function, working closely with global teamsOperate within a regulated environment and support cloud platforms such as AWS, Azure, or GCPDesign, secure, and support high-availability network infrastructureManage server, endpoint, and perimeter security controlsPartner with regional and global technology teams on delivery and improvement initiativesWhat you''ll bring:6+years'' experience in networking technologies, including BGP,HSRP, load balancing, proxies, and network perimeter securityHands-on experience supporting security controls across servers, endpoints, and end-user environmentsSolid infrastructure knowledge, including VPNs, databases, replication, and resilience / high-availability designsStrong Windows and Linux systems administration experienceExperience working within financial services or other regulated environmentsExposure to cloud platforms such as A