Latest Network Security Jobs

Network Security Engineer

This role involves designing, implementing, and securing enterprise network services with a focus on Zero Trust and browser-based security solutions. The engineer will automate security operations, enforce secure access policies, and support cloud and hybrid environments. Key responsibilities include firewall rule optimisation, incident response, and integration with identity and security platforms.

Experis Knutsford, Cheshire, United Kingdom £450 – £490 pd

Hybrid Contract Clearance Required

Network Security Architect

This role involves leading the design and implementation of complex, multi-vendor network and security solutions, with a focus on high-availability data centre and SD-WAN architectures. The architect will produce detailed technical designs, configure and troubleshoot enterprise infrastructure, and provide technical leadership across delivery teams. Key technologies include Cisco ACI, F5 BIG-IP, and advanced routing and security platforms.

CBSbutler Holdings Limited trading as CBSbutler Newbury, Berkshire, United Kingdom £550 – £650 pd

Network Security Architect - FortiGate, Palo Alto, Zero Trust

Design and lead enterprise network security architecture across data centres, cloud, and hybrid environments, with a focus on Zero Trust, micro-segmentation, and firewall technologies including Palo Alto and FortiGate. Operate in a financial services context, driving security automation, incident coordination, and secure network transformations. Work within a hybrid model in central London.

Hays Technology London, City And County Of the City Of London, United Kingdom £850 pd

Hybrid Contract

Senior Security Operations Engineer

This role involves strengthening and evolving the security operations and engineering capabilities at a fast-growing cybersecurity SaaS company. The engineer will enhance detection and response, vulnerability management, and cloud security across AWS and GCP, while also designing scalable security services and embedding secure-by-design principles. The position includes mentoring, incident leadership, and shaping the long-term security roadmap in a collaborative, mission-driven environment.

Risk Ledger London, United Kingdom £90,000 – £100,000 pa

Network Engineer III - Backbone , London)

Design and operate large-scale, fault-tolerant hybrid cloud networks connecting data centers and edge locations across multiple cloud providers. Focus on IP and optical technologies, automation via infrastructure-as-code, and improving network reliability, scalability, and security. Lead initiatives from concept to deployment while participating in on-call support for critical systems.

CrowdStrike London, United Kingdom

Hybrid Permanent

Cyber Security Architect

This role involves embedding security into the design of large-scale cloud, network, and telecoms infrastructure, including 4G/5G systems. The architect will conduct threat modelling, define security controls, and guide teams across AWS and Azure environments. It offers a fully remote, Outside IR35 contract with focus on secure-by-design principles and Zero Trust within critical enterprise platforms.

ECS Resource Group Newbury, Berkshire, United Kingdom £500 – £550 pd

Network Engineer – Central London

This role involves designing, implementing, and maintaining secure network infrastructure with a strong focus on Fortinet technologies, including FortiGate firewalls, VPNs, and routing. The engineer will troubleshoot complex network issues, manage security policies, and support hybrid network environments. The position plays a key role in ensuring network resilience, performance, and compliance with security standards.

Ashdown Group Kingston upon Thames, United Kingdom £63,000 – £65,000 pa

Hybrid Permanent

Network Engineer – Central London

This role involves designing, implementing, and maintaining secure network infrastructure with a strong focus on Fortinet technologies, including FortiGate firewalls, FortiManager, and FortiAnalyzer. The engineer will troubleshoot complex network issues, manage firewall policies, VPNs, and routing, and ensure network resilience and security. The position supports both on-premises and cloud environments, with exposure to Azure and AWS.

Ashdown Group London, United Kingdom £63,000 – £65,000 pa

Hybrid

Security Engineer

This role involves designing, implementing, and supporting security solutions across internal and customer-facing network environments, with a focus on threat management, vulnerability assessment, and incident response. The engineer will maintain SIEM, IDS, and IPS systems, support compliance with ISO27001 and GDPR, and contribute to security policies and continuous improvement initiatives. It offers technically challenging work within a specialist engineering team protecting critical infrastructure.

Reed Rh13Dr, United Kingdom £50,000 – £52,500 pa

Cyber Security & Infrastructure Engineer

This role involves protecting systems, networks, and data by monitoring security alerts, leading incident response, and improving security posture across on-premises and cloud environments. The engineer will implement and maintain Azure, Microsoft 365, and Intune security, conduct vulnerability management, and ensure compliance with standards like ISO 27001 and NCSC. A key focus is threat detection, forensic investigation, and enhancing infrastructure resilience within a small, technical IT team.

Adria Solutions East Howdon, Tyne & Wear, United Kingdom £40,000 – £50,000 pa

Cyber Security Engineer

The Cyber Security Engineer will work closely with cross-functional teams to ensure DSE's products meet cybersecurity regulations and industry best practices. Responsibilities include contributing to cybersecurity strategy, supporting compliance, and promoting secure-by-design principles.

Deep Sea Electronics Ltd Mansfield, Nottinghamshire, United Kingdom

Senior Network Engineer

This role involves designing, implementing, and maintaining server, network, and storage solutions for clients. You will provide 3rd line support, manage cloud and hybrid environments, and lead infrastructure migrations and upgrades. The position also includes building strong client relationships and staying up-to-date with emerging technologies.

Oscar Technology Leicester, LE1 5YA, United Kingdom £50,000 – £60,000 pa

Hybrid Permanent

Senior Cyber Security Engineer

This role involves securing a cloud-first technology landscape with a focus on Azure, web platforms, identity services, and emerging AI systems. The engineer will implement security controls, manage WAFs, embed secure-by-design practices in DevOps, and lead identity security via Entra ID. They will also act as a technical liaison for security partners and help shape security governance for scalable digital delivery.

Experis Manchester, United Kingdom £50,000 – £60,000 pa

Security Architect

This role involves leading the development and governance of enterprise security architecture across cloud, on-premises, and hybrid environments within a global law firm. The Security Architect will define security standards, drive secure adoption of AI technologies, and ensure compliance with key frameworks including ISO 27001, NIST, and GDPR. The position requires close collaboration with senior stakeholders across technology, security, risk, and legal functions.

Computappoint London, United Kingdom £90,000 – £105,000 pa

Security Architect (Enterprise Security - Microsoft)

Designs and leads enterprise security architecture across cloud, on-premises, and hybrid environments, with a focus on Zero Trust, SASE, and AI security governance. Works cross-functionally with legal, risk, and compliance teams to ensure secure-by-design principles and regulatory alignment. Key responsibilities include defining security standards, advising on identity and access management, and guiding secure technology adoption.

Computappoint United Kingdom £90,000 – £110,000 pa