10 of 10 Senior Network Engineer Jobs in London

Senior Network Engineer - Central London (Hybrid) - £60K Network Engineer - Routing - Switching - Firewall - Cisco - Palo Alto - Juniper - LAN - WAN - Network Architecture - Telephony - Network Engineering - Network - CCNA - CCIE - CCNP Are you an experienced Network Engineer ready to take on a senior role in a global, forward-thinking law firm? Technology is … at the heart of their strategy, and they're now looking for a Senior Network Engineer based in Central London to strengthen and optimise their network infrastructure, ensuring resilience, scalability, and security across the business. You will be in the office three times a week. As the Senior Network Engineer, you'll take … ownership of the firm's complex network environment, providing both strategic input and hands-on technical expertise. You'll play a critical role in ensuring seamless connectivity across offices, driving improvements, and integrating new solutions to support digital transformation. The Senior Network Engineer will also mentor and train the junior network engineers within the team More ❯

Senior Network Engineer/Lead Network Engineer (12 month Fixed Term Contract) Hybrid working: 3 days per week required in the office. DGH Recruitment are currently recruiting on behalf of a leading global professional services firm who are looking for a Senior Network Engineer/Lead Network Engineer to join … Term Contract in their London office. The role will be Responsible for maintaining the existing LAN/WAN infrastructure as well as working on projects and Changes to the network infrastructure. Responsibilities: - Design, implement and manage complex network infrastructure using Cisco campus networking 9300 series and Cisco Nexus switches. - Administer and configure FortiGate Firewalls for advanced security measures … and threat management. - Provide technical support and troubleshooting for Fortinet products, including FortiGate, FortiAnalyzer, FortiManager, and other related solutions - Monitor network performance, identify issues, and perform necessary troubleshooting to maintain optimal network health. - Develop and enforce network security policies, procedures, and standards to protect organisational assets. - Maintain, troubleshoot, and support Wireless LAN Controllers and associated Wi-Fi More ❯

Senior Network Engineer – Contract £400 Circa PD (Inside IR35) 6 Months London or Oxford x 3 days PW An excellent opportunity has arisen with a brilliant life science company for an experienced Network Engineer. The Network Engineer will be responsible for the design, implementation, maintenance, and support of the organization's network infrastructure. … This includes ensuring network availability, performance, security, and scalability to meet the organization's needs. Role and Responsibilities: Design and implement network infrastructure including LANs, WANs, WLANs, VPNs, and other network devices. Configure and maintain network equipment such as routers, switches, firewalls, and load balancers. Monitor network performance and troubleshoot network issues, ensuring high … availability and reliability. Implement network security measures to protect data, systems, and networks from unauthorized access or breaches. Collaborate with other IT teams to integrate network infrastructure with other systems and applications. Evaluate and recommend new network technologies and solutions to improve efficiency, performance, and security. Develop and maintain network documentation, including network diagrams, configurations More ❯

LSEG is looking for a Senior Network Engineer to establish successful partnerships with our internal product, engineering, operational and business partners.This is a technical position for someone who can investigate, design, engineer, build and test hybrid on premise and cloud-optimized network designs.The role involves elements of design, engineering, automation and testing to produce infrastructure … requirements into outcomes that are fit for purpose and use.The role requires an individual experienced in the technical analysis, definition, design, construction, testing, installation and modification of accurately engineered network and information systems to meet agreed business needs. An individual that analyzes and evaluates alternative solutions, and serves as domain authorities between the business and IT organization. Ensuring network … technology, provides consultancy into the project teams and defines the design and engineering governance function, signing off governance architecture/design against well-defined standards.DAY TO DAY RESPONSIBILITIES:This Senior Network ENgineer will be responsible for network design and engineering and be involved in the development, engineering and testing of network solutions, hardware or software More ❯

Role: Senior Network Engineer Location: Uxbridge (Hybrid – 3 Days In-Office Weekly) Salary: £43,000 - £55,000 Network IT is recruiting for a Senior Network Engineer to join a leading institution in London. This permanent role offers the opportunity to take a lead position within the Network Team, ensuring the efficient operation … development, and security of large-scale enterprise networks.You’ll be responsible for designing, implementing, and supporting complex network infrastructure, providing 3rd line support, and acting as a subject matter expert across multiple networking domains. This role will suit an experienced engineer who enjoys solving complex problems, driving innovation, and leading on technical projects. Key Responsibilities: Lead the design … development, and enhancement of enterprise network services. Provide advanced 3rd line support for wired, wireless, and connectivity issues. Act as SME across at least three technology areas (e.g. Security, Wireless, Routing & Switching, NAC, Firewalls, Telephony ). Deliver expertise in network infrastructure design, installation, and documentation. Support critical infrastructure areas and ensure resilience of network services. Monitor and More ❯

Senior Network Engineer – Contract Location: Fully Remote Rate: Up to £450 per day (Inside IR35) Duration: 6 Months About the Role We are seeking an experienced Senior Network 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 … 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 or similar role. Strong hands-on experience with Palo Alto firewalls and associated security policies. Strong experience working with Azure Solid knowledge of Microsoft Azure security More ❯

Senior IT Network Engineer – London Bridge (Hybrid, 3 days on-site) Fortinet SD-WAN | Competitive Salary + Excellent Benefits We are recruiting for a Senior IT Network Engineer to join a high-profile organisation based in London. This is a fantastic opportunity for an experienced professional to take on a senior role with … responsibility for leading, supporting, and delivering complex network solutions within a secure and high-performing environment. In this position, you will play a central role in designing, implementing, and maintaining critical network infrastructure, ensuring stability, resilience, and scalability. You will be responsible for overseeing projects from concept through to successful delivery, ensuring network requirements are captured and … Fortinet SD-WAN, alongside recognised industry certifications such as CCNP (R+S/Wireless/Security) or equivalent. You should bring a proven background in operating and maintaining large-scale network environments, with the ability to engage effectively with both technical and non-technical stakeholders. Previous experience in working with third-party providers and leading on supplier engagement will also More ❯

Overview Senior Software Engineer - Network Production Engineer Location London Business Area Engineering and CTO Ref # Description As a Network Production Engineer, you will be a critical member of the team responsible for the full lifecycle of our global network infrastructure that supports Bloomberg's core products and services. This includes building and … maintaining a network that is scalable, reliable and robust. Our network is vast, connecting several large-scale Data Centers and over a hundred edge sites. It connects Bloomberg to hundreds of thousands of our clients, over 1,500 global exchanges and trading venues over private connectivity, Internet and Public Cloud. This is a unique opportunity to help build … robust, highly scalable solutions that will power the future of how Bloomberg automates network infrastructure. You'll be trusted to design and work on tooling that builds on automation best practices and principles. We'll trust you to Develop and maintain software tools to manage a large-scale, multi-vendor network with an emphasis on automation, telemetry, and More ❯

Truth Builds Trust If our mission, values, and purpose align with your own, we would love to hear from you! Your opportunity Design and operate Cisco ACI infrastructure Automate network tasks and processes using Python, Ansible, and Terraform Design, implement and maintain the company's network infrastructure, including Cisco IOS-XE routers and switches, Cisco Nexus datacenter switches … LAN Controllers Configure and manage Palo Alto firewalls, including Panorama, and ensure that security policies are up to date and aligned with industry and internal standards Implement and manage network access control using Cisco ISE for 802.1x and TACACS Manage F5 Big-IP load balancers to ensure high availability and performance of critical applications Maintain and troubleshoot BGP and … OSPF routing protocols and participate in the design and implementation of routing and switching solutions Monitor the network using SolarWinds network monitoring solutions and take proactive measures to prevent network outages and performance issues Manage Wi-Fi in a large office environment and ensure that wireless network performance meets business requirements Configure and manage WAN Technologies More ❯

Seeking an RF WiFi Engineer with expertise in large-scale, high-density WiFi deployments, including stadiums and warehouses. Must have strong Cisco portfolio knowledge, hands-on experience in controller configuration, testing, RF surveys, and optimization. HLD/LLD documentation skills and Ekahau experience are mandatory. Ideal candidate will have a customer-facing approach with troubleshooting and operational support expertise. More ❯