9 of 9 Network Security Jobs in the City of London

Markets is looking for an experienced Senior Network & Security Engineer to join our Technology team. This role plays a key part in designing, building and supporting our global network infrastructure, ensuring high performance, resilience and security across on-premise and cloud environments. You will work across … operations, supporting critical trading platforms in a fast-paced, regulated environment. Key Responsibilities Design, implement and maintain CMC Markets global LAN, WAN and cloud network infrastructure Deliver network engineering and design for new initiatives, alongside ongoing BAU growth and optimisation Monitor network performance, capacity and availability, providing ...

Position: Service Delivery Engineer (Network) Located: 10 Dominion Street, London, EC2M 2EF Reporting to: Solution Engineering Team Lead About Us We are a fast-growing Managed Services Provider delivering connectivity, networks, firewalls, Microsoft cloud, and cybersecurity solutions. We partner with UK SMEs, commercial real estate landlords, and high-growth … solving complex infrastructure challenges with precision, speed, and a deep understanding of our customers needs. As we continue to evolve our services including modern security and automation-led delivery we are building a team that thrives on ownership, continuous improvement, and technical excellence. Our culture is driven ...

Network Engineer – 6-month contract -London/remote My High-profile Legal Customer is seeking an experienced Network Engineer to support a combination of project delivery and business-as-usual (BAU) operational activities within a complex enterprise environment. This role requires a highly skilled Network professional with … strong troubleshooting capabilities, and extensive experience across network, security, and load-balancing technologies including strong hands-on experience with Palo Alto firewalls including Panorama. The Network Engineer should have a strong operational mindset, be comfortable working within enterprise environments, and be capable of independently owning complex network ...

Markets is looking for an experienced Senior Network & Security Engineer to join our Technology team. This role plays a key part in designing, building and supporting our global network infrastructure, ensuring high performance, resilience and security across on-premise and cloud environments. You will work across ...

Position: Network Architect Location: London/Remote Daily Rate: £700 p.d Inside IR35 Clearance: UKSV SC Clearance Required We're partnering with a leading consultancy delivering into a high-profile Central Government programme, and we're looking for an experienced Network Architect to play a pivotal role … designing and evolving a secure, resilient, and high-performing network. What you'll be doing: Lead the design, implementation, and evolution of complex network architecture Collaborate with design authority, infrastructure suppliers, and security teams Deliver a scalable, highly resilient network supporting mission-critical services Drive strategic decisions ...

call compensation We are seeking an accomplished Senior Cyber Operations Analyst to join a high-performing Blue Team operating at the forefront of modern security operations. This is a technical role suited to an experienced analyst with strong engineering instincts, hands-on coding capabilities, and a deep understanding … caveated UK SC Clearance. Key Responsibilities Develop, maintain, and optimise detection content (primarily within Splunk SIEM) to identify threats across cloud, endpoint, and network environments. Collaborate across security functions to identify gaps in logging, alerting, and detection coverage aligned to business risk. Improve SecOps processes by recommending enhanced ...

days in Office THE ROLE Own day-to-day Azure infrastructure operations for a leading alternative investments firm. You'll manage subscriptions, patch management, security posture, and identity infrastructure balancing operational efficiency with a security-first approach in a regulated environment. WHAT YOU'LL DO Administer Azure environment … compute, networking, storage, IAM) Manage patch and vulnerability remediation; maintain emergency CVE runbook Automate infrastructure using PowerShell/Terraform/Bicep Support cloud security posture management (Wiz, GitHub Advanced Security) Maintain AVD environment and session host management Configure Entra ID, conditional access, and identity governance Maintain and test ...

from generation to analytics Manage containerized deployments, CI/CD, and infrastructure as code Ensure reliability, observability, and cost efficiency across the platform 4. Security, Compliance & AI Safety Implement IAM, encryption, and network security best practices Manage secrets and audit logging Enforce multi-tenant isolation across agents ...

will suit someone who has built, engineered, migrated and supported enterprise DDI environments, not someone whose DNS/DHCP experience has come purely through network security or Firewall products. Key Responsibilities: Engineer, deploy and maintain enterprise DDI platforms, including Infoblox, Cygna Labs QIP and/or VitalQIP. Design ...