6 of 6 Network Security Engineer Jobs in London

Senior Network Security Engineer Location: Fully Remote Rate: Up to £450 per day (Inside IR35) Duration: 6 Months About the Role We are seeking an experienced Senior Network Security Engineer to join on a 6-month contract. This is a fully remote role, offering an opportunity to work on high-impact security projects … and infrastructure initiatives. You’ll be responsible for strengthening the security posture, managing critical systems, and mitigating risks across cloud and network environments. Key Responsibilities Manage, configure, and troubleshoot Palo Alto firewalls to ensure optimal security. Implement and maintain Azure security controls , including identity, networking, and monitoring solutions. Configure and manage Web Application Firewalls (WAFs) to protect … against application-layer attacks. Conduct security audits , review findings, and produce comprehensive reports. Proactively mitigate vulnerabilities identified in security reports and assessments. Collaborate with cross-functional teams to ensure security best practices are followed. Stay up to date with emerging threats, vulnerabilities, and industry trends. Skills & Experience Required Proven experience as a Network & Security Engineer More ❯

Senior Network Security Engineer - WAF 6 months contract Up to £500 per day (Inside IR35) Fully Remote We’re looking for a Senior Network Security Engineer with strong WAF and cloud security experience to join on a 6-month contract. You will take ownership of our web application security posture, drive improvements … across our network security stack, and support key projects focused on cloud, firewall, and WAF optimisation. Key Responsibilities Lead the configuration, tuning, and optimisation of Barracuda WAF platforms Support and enhance Azure networking components including VNets, NSGs, firewalls, load balancers, and routing Work with next-generation firewalls (any major vendor) to improve security controls Monitor, investigate, and … respond to security incidents across WAF, firewalls, and cloud networking Implement and maintain secure network design patterns and best practices Collaborate with architecture, cloud, and application teams to ensure secure service delivery Produce documentation, runbooks, and provide knowledge transfer where required Essential Skills & Experience Strong hands-on experience with WAF technologies, ideally Barracuda WAF Solid understanding of Azure More ❯

Network and Security Engineer - Palo Alto/Juniper routing Outside IR35 Contract role Hybrid 3-4 visits per month/roughly 1 visit per week - Moorgate nearest tube Must be a UK Citizen (due to role requirements) Outside IR35 contract opportunity for a Network and Security Engineer . This role will focus on implementing … documentation with site-specific configuration details. Review service requests and raise change requests where required. Implement and test firewall policies using Panorama. Troubleshoot connectivity issues across networks, applications, and security devices. Collaborate with security and infrastructure teams to ensure compliance with policies and standards. Configure access policies in PAM systems. What you'll bring: Proven experience with Palo More ❯

Network Engineer Bromley, Kent Up to £50,000 per annum Full time, permanent Are you ready to take ownership of a critical network environment and help shape the future of IT infrastructure in a collaborative, forward-thinking team? We’re looking for a Network Engineer who thrives on solving complex challenges, enjoys working across infrastructure … and security domains, and is excited to contribute to a high-performing, close-knit team. This is more than just a technical role — it’s an opportunity to bring your ideas to life, influence how we evolve our network, and play a key part in delivering secure, resilient, and scalable solutions that support the entire business. What you … ll do Manage and optimise network infrastructure, including virtual networks, cloud infrastructure, and WAN technologies. Configure and maintain firewalls, routers, load balancers, and switches. Deploy security and operational updates in line with business guidelines. Monitor network performance and resolve bottlenecks. Collaborate with infrastructure and security engineers to align on requirements. Support and educate helpdesk staff on More ❯

configure,andtroubleshoot PaloAltofirewalls toensureoptimalsecurity. Implementandmaintain Azuresecuritycontrols ,includingidentity,networking,andmonitoringsolutions. Configureandmanage WebApplicationFirewalls(WAFs) toprotectagainstapplication-layerattacks. Conduct securityaudits ,reviewfindings,andproducecomprehensivereports. Proactively mitigatevulnerabilities identifiedinsecurityreportsandassessments. Collaboratewithcross-functionalteamstoensuresecuritybestpracticesarefollowed. Stayuptodatewithemergingthreats,vulnerabilities,andindustrytrends. Skills&ExperienceRequired Provenexperienceasa Network&SecurityEngineer orsimilarrole. Stronghands-onexperiencewith PaloAltofirewalls andassociatedsecuritypolicies. Strongexperienceworkingwith Azure Solidknowledgeof MicrosoftAzuresecurity toolsandconfigurations. Experiencedeployingandmanaging WAFsolutions . Networkingexperience- Cisco Demonstratedexpertisein securityaudits andremediationplanning. Abilityto analyseandmitigatevulnerabilities fromsecurityreports. Excellentproblem-solvingandcommunicationskills. ContractDetails Type: InsideIR35 Duration: 6Months … Location: FullyRemote DayRate: £450 Network,Security,PaloAlto,Azure,WAF,SecurityAudits,Cisco More ❯

SeniorNetworkSecurityEngineer-WAF 6monthscontract Upto£500perday(InsideIR35) FullyRemote WerelookingforaSeniorNetworkSecurityEngineerwithstrongWAFandcloudsecurityexperiencetojoinourteamona6-monthcontract. Youwilltakeownershipofourwebapplicationsecurityposture,driveimprovementsacrossournetworksecuritystack,andsupportkeyprojectsfocusedoncloud,firewall,andWAFoptimisation. KeyResponsibilities Leadtheconfiguration,tuning,andoptimisationofBarracudaWAFplatforms SupportandenhanceAzurenetworkingcomponentsincludingVNets,NSGs,firewalls,loadbalancers,androuting Workwithnext-generationfirewalls(anymajorvendor)toimprovesecuritycontrols Monitor,investigate,andrespondtosecurityincidentsacrossWAF,firewalls,andcloudnetworking Implementandmaintainsecurenetworkdesignpatternsandbestpractices Collaboratewitharchitecture,cloud,andapplicationteamstoensuresecureservicedelivery Producedocumentation,runbooks,andprovideknowledgetransferwhererequired EssentialSkills More ❯