13 of 13 Permanent Network Security Engineer Jobs in London

Job Title: Network Security Engineer Location: Seattle, WA Job Description: We are looking for a skilled Network Security Engineer with expertise in Cisco technologies to join our team in Seattle, WA. As a Network Security Engineer, you will be responsible for … designing, implementing, and maintaining secure network infrastructures to protect our organization's data and systems from cyber threats. Key Responsibilities: - Design, implement, and maintain network security measures to protect organization's data and systems - Monitor network traffic for potential security breaches and respond appropriately to … incidents - Conduct regular security audits and vulnerability assessments to identify and address security risks - Collaborate with cross-functional teams to implement security policies and procedures - Provide technical support and guidance to IT staff on network security best practices - Stay up-to-date on latest security More ❯

Job Overview: As a Network Security Engineering team member, the Senior Network Security Engineer will specialise in firewalls and routing. The ideal candidate is a flexible, self-motivated individual who excels at multitasking and thrives in a fast-paced, challenging environment. This self-starter will … bring ingenuity and expertise to design, implement, and maintain secure, scalable, high-performing network solutions that connect on-premises and public cloud environments. The role emphasizes driving automation through Infrastructure-as-Code (IaC) and GitOps methodologies, ensuring optimal network performance, and integrating robust security measures. Responsibilities: Network Design and Implementation: Design and implement secure, scalable, and high-performing network solutions bridging on-premises and public cloud environments. Leverage routing and switching expertise (e.g., BGP, OSPF, MPLS) to ensure network performance and reliability across diverse environments. Analyze operational needs and proactively develop creative network More ❯

Job Title: Network and Security Engineer Location: London (UK) On site Job Type: Full Time We are seeking a talented and experienced Network and Security Engineer to join our team. The ideal candidate will have a strong background in networking and security, excellent … problem-solving skills, and a passion for learning and developing new skills. You will be responsible for designing, implementing, and managing networks and security measures to safeguard our networks and systems against current and emerging cyber threats, with a particular focus on Datacentre, 3GPP mobile network CORE and … Responsibilities: Networking, Segmentation, Optimization and Maintenance Design, configure and implement highly scalable L2/L3 networks using varieties of protocols and vendor equipment. Monitor network traffic and analyse security incidents to detect and respond to threats within mobile network environments. Diagnose and troubleshoot network related issues More ❯

Senior Network Security Engineer Leading global manufacturing company is looking for a Senior Network Security Engineer to join their growing Network Security Engineering team. The successful candidate will design and implement network security solutions connecting on-premises and public cloud … focus on Infrastructure-as-Code (IaC) and GitOps methodologies. This is a very technical role and will play a key part in securing the network infrastructure. London 5 DAYS A WEEK. Responsibilities: Design and deploy network security solutions across cloud and on-premises environments. routing and switching … protocols network performance. Analyze operational needs and develop innovative solutions to strengthen network security. Required: Hands-on experience within enterprise network security solutions. Advanced knowledge of routing and switching protocols. Deep understanding of firewalls. More ❯

Meta's Network Security team is seeking an experienced engineer to help secure our global Data Centers, network Backbone, Optical Infrastructure, and Edge PoPs. We do this by working extensively across the Meta family of products, including Instagram, WhatsApp, and AI where we identify and solve … security problems across network infrastructure. You will be responsible for building, implementing, and operationally supporting the organization to develop security controls and services that will protect network infrastructure which helps serve traffic for over 3 billion users worldwide. We are looking for engineers with experience in … managing complex issues that require problem-solving to drive security and innovation, who will research and develop new solutions to help protect our infrastructure and our users through a defense in-depth approach. The team thrives in finding security issues and eradicating them and makes life hard for More ❯

Job Title: Senior Network Security Engineer Location: Hammersmith, UK (Monday to Friday, 9am to 5pm) also travel to client sites. Job Type: Permanent Salary: £70,000pa to £90,000pa Are you an experienced Network Security Engineer ready to take on complex infrastructure challenges across … hands-on specialist in firewalls, routing, and automation to help build secure, scalable, high-performing networks. What You'll Do: Design and implement robust network solutions across hybrid environments using protocols like BGP, OSPF, and MPLS. Configure and manage firewalls (e.g., Palo Alto, CheckPoint) and drive best-practice network security. Automate infrastructure using tools like Terraform, Ansible, and CI/CD pipelines. Monitor and troubleshoot network performance using SNMP, Syslog, Netflow, ELK Stack, and Grafana. Collaborate with cross-functional teams to align security architecture with operational goals. What We’re Looking For: 5+ years in network More ❯

Network Engineer (Enterprise Cyber Security) London Central £80,000 - £95,000 + Training + Progression + Company Benefits Are you a Network Engineer with a background in cybersecurity or infrastructure that wants to work for one of the globes biggest companies? Do you want to … In this role you will be identifying potential areas of risk using penetration testing techniques and working collaboratively to re-enforce and secure the network and infrastructure. This role would suit somebody that is used to working with very large scale systems, used to identifying potential risks in the … network and infrastructure and happy to work collaboratively with other IT staff. THE ROLE: Design and implement short and long-term strategic plans to ensure IT network Work closely with and monitor logs generated from SIEM & Sophos MTR Configuring, maintaining and implementing intrusion detection systems and firewalls, virtual More ❯

Network Engineer (Cyber Security/Oil & Gas) London Central £70,000 - £80,000 + Training + Progression + Company Benefits Are you a Network Engineer with a background in cybersecurity or infrastructure that wants to work for one of the globes biggest companies? Do you … In this role you will be identifying potential areas of risk using penetration testing techniques and working collaboratively to re-enforce and secure the network and infrastructure. This role would suit somebody that is used to working with very large scale systems, used to identifying potential risks in the … network and infrastructure and happy to work collaboratively with other IT staff. THE ROLE: Design and implement short and long-term strategic plans to ensure IT network Work closely with and monitor logs generated from SIEM & Sophos MTR Configuring, maintaining and implementing intrusion detection systems and firewalls, virtual More ❯

Senior Cyber Security & Network Project Engineer Location: Brighton/London/South East/Hybrid Package: £70-100K + Pack Type: Full-time | Award-winning MSP We're working with a highly respected, independent tech firm that’s redefining what great looks like in cybersecurity and … network solutions. With a track record of delivering some of the most complex infrastructure projects in the UK and Europe, they’re now looking to grow their senior engineering team with someone who can lead from the front — technically and strategically. This is a fantastic opportunity for an experienced … Cyber Security & Network Engineer who thrives in a hands-on role, enjoys client engagement, and wants to shape the future of secure, intelligent networks. The Role You’ll work closely with the presales, delivery, and solutions teams to design and implement market-leading network and security More ❯

Job Description Senior Network Engineer with Security and Cisco - City London Our Client urgently requires a Senior Network Engineer with a heavy background in Network Security on Cisco and Microsoft. The security and support of the company's network is paramount. … Support IPS deployment for European branches. Develop, maintain and deliver global standards to all networking devices. Remediate Penetration Test results. Ensure seamless migration of network estate to newly adopted security framework. General Skills: Experience working within mission-critical environments. Experience in operational deployments. Datacentre cabling and racking of … 6500s. CISCO certification, ideally CCNP. CISCO CSM. VLAN segregation. McAfee HIPS, Trend Micro. Centralised authentication service (AAA). SafeNet Ethernet Encryptor. RADIUS/RSA. Security certification (advantageous). You will also need to have an understanding of the following technologies: VLAN segregation. DMZ. VSS. Failover. OSPF. High availability. CISCO. More ❯

Role: Senior Cyber Security & Network Project Engineer Location: Hybrid in Brighton (1 day on site + travel to customer sites) Salary: £70k - £100k + Benefits (Travel expenses included) Job Type: Permanent In this position, you will play a key role in the Project Engineering team, being a … time-served engineer with extensive experience and a subject matter expert in the Network and Security fields. They want someone that is able to dive deep into designing, delivering and resolving complex technical issues, work on managing, maintaining and bettering the services we deliver and work with … peers to mentor and develop team skillsets. Senior Cyber Security & Network Project Engineer Key Skills Required: Proven experience in a senior, customer-facing technical role within an MSP environment Deep expertise in at least one of the following security solutions: Palo Alto, Fortinet, or Cisco Strong More ❯

We are seeking an experienced Network and Information Security Engineer to join our team. In this role, you will be responsible for managing and configuration of network equipment (Cisco, Juniper,etc.) , and ensuring the smooth operation of our ZSTACK cloud environment. Key Responsibilities: (1) Strictly abide … by the local laws, regulations and company rules and regulations of the country or region to do the relative network maintenance or information security jobs; 1-3 years of experience in network maintenance, configuration, cyber security and information; Hardworking and quick learning. (2) Experience with the … and practical application of current data protection legislation, and possess an in-depth understanding of the GDPR. (3) Following the guidance of CTG HQ network and information security department to do the relative jobs, reports, support internal and external networks, including VPN setup, DNS management, AP management, firewall More ❯

Role Network Engineer with SC clearance Location London, UK - Hybrid - 3 days/week Employment Type/Duration Contract - Inside IR35 Experience 10+ years Skills: Domain: Banking 1. Cisco ACI 2. Wireless networking 3. F5 load balancing (BigIP, BigIQ) 4. Cisco campus networking 5. Firewalls and Flow Analyzers … Checkpoint, Cisco Firepower, Algosec 6. Infoblox Suite (IPAM, DNS, DHCP) 7. Network Monitoring/Management Tools such as Entuity, PRTG More ❯