1 to 25 of 32 Senior Network Engineer Jobs in London

Role- Senior Network Engineer Location- London, UK (Hybrid) Employmenent type- FTC(Fixed Term Contract) · Checkpoint, Juniper SRX and Palo Alto Firewall knowledge (deployment and administration). Priority would be Palo Alto and Checkpoint being used for the role around 65% of day-to-day operations. · Knowledge for Routing and Switching (35%) of the role would comprise of … Layer 2 and Layer 3 concepts. · Knowledge of ACI Fabric’s would be useful including automation and scripting. · ISE NAC and monitoring tools such as Solarwinds. · Solid understanding of network fundamentals: This includes knowledge of network protocols (TCP/IP, BGP, OSPF), different network devices (routers, switches, firewalls), and network architectures (LAN, WAN, WLAN). · Network device configuration: The ability to configure routers, switches, firewalls, and other network equipment using vendor-specific commands or tools. · Troubleshooting and problem-solving: Network engineers must be adept at identifying, diagnosing, and resolving network issues that can arise from hardware, software, or configuration problems. Familiarity with network monitoring tools ·Good understanding of security principles: knowledge More ❯

Role- Senior Network Engineer Location- London, UK (Hybrid) Employmenent type- FTC(Fixed Term Contract) · Checkpoint, Juniper SRX and Palo Alto Firewall knowledge (deployment and administration). Priority would be Palo Alto and Checkpoint being used for the role around 65% of day-to-day operations. · Knowledge for Routing and Switching (35%) of the role would comprise of … Layer 2 and Layer 3 concepts. · Knowledge of ACI Fabric’s would be useful including automation and scripting. · ISE NAC and monitoring tools such as Solarwinds. · Solid understanding of network fundamentals: This includes knowledge of network protocols (TCP/IP, BGP, OSPF), different network devices (routers, switches, firewalls), and network architectures (LAN, WAN, WLAN). · Network device configuration: The ability to configure routers, switches, firewalls, and other network equipment using vendor-specific commands or tools. · Troubleshooting and problem-solving: Network engineers must be adept at identifying, diagnosing, and resolving network issues that can arise from hardware, software, or configuration problems. Familiarity with network monitoring tools ·Good understanding of security principles: knowledge More ❯

Role- Senior Network Engineer Location- London, UK (Hybrid) Employmenent type- FTC(Fixed Term Contract) · Checkpoint, Juniper SRX and Palo Alto Firewall knowledge (deployment and administration). Priority would be Palo Alto and Checkpoint being used for the role around 65% of day-to-day operations. · Knowledge for Routing and Switching (35%) of the role would comprise of … Layer 2 and Layer 3 concepts. · Knowledge of ACI Fabric’s would be useful including automation and scripting. · ISE NAC and monitoring tools such as Solarwinds. · Solid understanding of network fundamentals: This includes knowledge of network protocols (TCP/IP, BGP, OSPF), different network devices (routers, switches, firewalls), and network architectures (LAN, WAN, WLAN). · Network device configuration: The ability to configure routers, switches, firewalls, and other network equipment using vendor-specific commands or tools. · Troubleshooting and problem-solving: Network engineers must be adept at identifying, diagnosing, and resolving network issues that can arise from hardware, software, or configuration problems. Familiarity with network monitoring tools ·Good understanding of security principles: knowledge More ❯

Role- Senior Network Engineer Location- London, UK (Hybrid) Employmenent type- FTC(Fixed Term Contract) · Checkpoint, Juniper SRX and Palo Alto Firewall knowledge (deployment and administration). Priority would be Palo Alto and Checkpoint being used for the role around 65% of day-to-day operations. · Knowledge for Routing and Switching (35%) of the role would comprise of … Layer 2 and Layer 3 concepts. · Knowledge of ACI Fabric’s would be useful including automation and scripting. · ISE NAC and monitoring tools such as Solarwinds. · Solid understanding of network fundamentals: This includes knowledge of network protocols (TCP/IP, BGP, OSPF), different network devices (routers, switches, firewalls), and network architectures (LAN, WAN, WLAN). · Network device configuration: The ability to configure routers, switches, firewalls, and other network equipment using vendor-specific commands or tools. · Troubleshooting and problem-solving: Network engineers must be adept at identifying, diagnosing, and resolving network issues that can arise from hardware, software, or configuration problems. Familiarity with network monitoring tools ·Good understanding of security principles: knowledge More ❯

Network Engineer - Enterprise Networks £60,000 - £75,000+ benefits - hybrid working (3 days WFH each week) The Network Engineer/Senior Network Engineer will join a global team supporting Cisco infrastructure, responsible for the implementation and support of on prem network infrastructure ensuring optimum network uptime. The role joins the Network … days WFH each week with flex to choose which days you are in the office. Required skills and experience: 5+ years of proven experience supporting and configuring Cisco network devices, Firewalls, Switches, Load Balancers Strong experience of configuration protocols with OSPF and BGP and Layer7 switching, VPNs and related protocols Enterprise level Cisco Networking environment experience - supporting multiple data … centres Network Design, WAN/LAN Cisco certified All candidates must be UK based and eligible for Security clearance Please apply to this advert to discuss the details More ❯

Network Engineer - Enterprise Networks £60,000 - £75,000+ benefits - hybrid working (3 days WFH each week) The Network Engineer/Senior Network Engineer will join a global team supporting Cisco infrastructure, responsible for the implementation and support of on prem network infrastructure ensuring optimum network uptime. The role joins the Network … days WFH each week with flex to choose which days you are in the office. Required skills and experience: 5+ years of proven experience supporting and configuring Cisco network devices, Firewalls, Switches, Load Balancers Strong experience of configuration protocols with OSPF and BGP and Layer7 switching, VPNs and related protocols Enterprise level Cisco Networking environment experience - supporting multiple data … centres Network Design, WAN/LAN Cisco certified All candidates must be UK based and eligible for Security clearance Please apply to this advert to discuss the details More ❯

Network Engineer - Enterprise Networks £60,000 - £75,000+ benefits - hybrid working (3 days WFH each week) The Network Engineer/Senior Network Engineer will join a global team supporting Cisco infrastructure, responsible for the implementation and support of on prem network infrastructure ensuring optimum network uptime. The role joins the Network … days WFH each week with flex to choose which days you are in the office. Required skills and experience: 5+ years of proven experience supporting and configuring Cisco network devices, Firewalls, Switches, Load Balancers Strong experience of configuration protocols with OSPF and BGP and Layer7 switching, VPNs and related protocols Enterprise level Cisco Networking environment experience - supporting multiple data … centres Network Design, WAN/LAN Cisco certified All candidates must be UK based and eligible for Security clearance Please apply to this advert to discuss the details More ❯

Network Engineer - Enterprise Networks £60,000 - £75,000+ benefits - hybrid working (3 days WFH each week) The Network Engineer/Senior Network Engineer will join a global team supporting Cisco infrastructure, responsible for the implementation and support of on prem network infrastructure ensuring optimum network uptime. The role joins the Network … days WFH each week with flex to choose which days you are in the office. Required skills and experience: 5+ years of proven experience supporting and configuring Cisco network devices, Firewalls, Switches, Load Balancers Strong experience of configuration protocols with OSPF and BGP and Layer7 switching, VPNs and related protocols Enterprise level Cisco Networking environment experience - supporting multiple data … centres Network Design, WAN/LAN Cisco certified All candidates must be UK based and eligible for Security clearance Please apply to this advert to discuss the details More ❯

Senior Network Engineer – Fortinet SD-WAN Specialist Central London | Hybrid (3 days office/2 days WFH) £65,000 - £75,000 + Final Salary Pension Are you a seasoned Network Engineer with a passion for cutting-edge SD-WAN technologies? We’re looking for a Senior Network Engineer to join a dynamic … Fortinet SD-WAN deployments , migrations, and configurations. Design and implement enterprise routing protocols including BGP , OSPF , and MPLS CE router configurations . Manage and configure a wide range of network technologies including: Cisco (Routing/Switching, ASA, NGFW, Nexus, WLC) Aruba/HPE Switching ZScaler Internet Access (ZIA) F5 BIG-IP (APM/LTM) Collaborate with service providers and … suppliers to ensure seamless network operations. Required Experience & Qualifications Fortinet SD-WAN deployment experience (essential) CCNP Enterprise (Routing & Switching/Wireless) or Security accreditation (essential) Proven experience working with service providers and suppliers SD-WAN experience with other products also considered F5 Certified BIG-IP Administrator (desirable) What’s on Offer £65,000 - £75,000 salary depending on experience More ❯

Job Title: Senior Network Engineer - Cisco Professional Services Location: London (3 days onsite per week) Salary: £90,000 The Company A leading Cisco Professional Services Partner, this organisation specialises in delivering next-generation network infrastructure to clients in the financial and professional services sectors. Operating at enterprise scale, they design, implement, and optimise complex Cisco environments … performance, security, and reliability. You'll join a collaborative and technically accomplished team that's passionate about innovation and continuous learning. This is an ideal environment for a motivated engineer looking to take the next step in their Cisco career, working on enterprise-level transformation projects alongside some of the industry's most respected experts. Roles & Responsibilities As a … Senior Network Engineer, you'll be responsible for designing, implementing, and maintaining advanced Cisco network solutions across large-scale financial and enterprise environments. Key responsibilities include: Designing, configuring, and deploying Cisco-based network infrastructure. Supporting enterprise network transformation and optimisation projects. Collaborating with consultants, architects, and client stakeholders on solution delivery. Providing hands-on More ❯

Job Title: Senior Network Engineer - Cisco Professional Services Location: London (3 days onsite per week) Salary: £90,000 The Company A leading Cisco Professional Services Partner, this organisation specialises in delivering next-generation network infrastructure to clients in the financial and professional services sectors. Operating at enterprise scale, they design, implement, and optimise complex Cisco environments … performance, security, and reliability. You’ll join a collaborative and technically accomplished team that’s passionate about innovation and continuous learning. This is an ideal environment for a motivated engineer looking to take the next step in their Cisco career, working on enterprise-level transformation projects alongside some of the industry’s most respected experts. Roles & Responsibilities As a … Senior Network Engineer, you’ll be responsible for designing, implementing, and maintaining advanced Cisco network solutions across large-scale financial and enterprise environments. Key responsibilities include: Designing, configuring, and deploying Cisco-based network infrastructure. Supporting enterprise network transformation and optimisation projects. Collaborating with consultants, architects, and client stakeholders on solution delivery. Providing hands-on More ❯

Job Title: Senior Network Engineer - Cisco Professional Services Location: London (3 days onsite per week) Salary: £90,000 The Company A leading Cisco Professional Services Partner, this organisation specialises in delivering next-generation network infrastructure to clients in the financial and professional services sectors. Operating at enterprise scale, they design, implement, and optimise complex Cisco environments … performance, security, and reliability. You’ll join a collaborative and technically accomplished team that’s passionate about innovation and continuous learning. This is an ideal environment for a motivated engineer looking to take the next step in their Cisco career, working on enterprise-level transformation projects alongside some of the industry’s most respected experts. Roles & Responsibilities As a … Senior Network Engineer, you’ll be responsible for designing, implementing, and maintaining advanced Cisco network solutions across large-scale financial and enterprise environments. Key responsibilities include: Designing, configuring, and deploying Cisco-based network infrastructure. Supporting enterprise network transformation and optimisation projects. Collaborating with consultants, architects, and client stakeholders on solution delivery. Providing hands-on More ❯

Job Title: Senior Network Engineer - Cisco Professional Services Location: London (3 days onsite per week) Salary: £90,000 The Company A leading Cisco Professional Services Partner, this organisation specialises in delivering next-generation network infrastructure to clients in the financial and professional services sectors. Operating at enterprise scale, they design, implement, and optimise complex Cisco environments … performance, security, and reliability. You’ll join a collaborative and technically accomplished team that’s passionate about innovation and continuous learning. This is an ideal environment for a motivated engineer looking to take the next step in their Cisco career, working on enterprise-level transformation projects alongside some of the industry’s most respected experts. Roles & Responsibilities As a … Senior Network Engineer, you’ll be responsible for designing, implementing, and maintaining advanced Cisco network solutions across large-scale financial and enterprise environments. Key responsibilities include: Designing, configuring, and deploying Cisco-based network infrastructure. Supporting enterprise network transformation and optimisation projects. Collaborating with consultants, architects, and client stakeholders on solution delivery. Providing hands-on More ❯

Job Title: Senior Network Engineer - Cisco Professional Services Location: London (3 days onsite per week) Salary: £90,000 The Company A leading Cisco Professional Services Partner, this organisation specialises in delivering next-generation network infrastructure to clients in the financial and professional services sectors. Operating at enterprise scale, they design, implement, and optimise complex Cisco environments … performance, security, and reliability. You’ll join a collaborative and technically accomplished team that’s passionate about innovation and continuous learning. This is an ideal environment for a motivated engineer looking to take the next step in their Cisco career, working on enterprise-level transformation projects alongside some of the industry’s most respected experts. Roles & Responsibilities As a … Senior Network Engineer, you’ll be responsible for designing, implementing, and maintaining advanced Cisco network solutions across large-scale financial and enterprise environments. Key responsibilities include: Designing, configuring, and deploying Cisco-based network infrastructure. Supporting enterprise network transformation and optimisation projects. Collaborating with consultants, architects, and client stakeholders on solution delivery. Providing hands-on More ❯

Senior Cloud Network Engineer 👔 Crypto 📍 London (2-3 days p/w) 💵 £100-140k Do you want to work for a rapidly scaling Crypto startup who are backed by one of the top global banks? Do you want to play an integral role in the tech team, utilising both AWS Cloud and Networking skillsets? My client … blockchain startup who's cutting edge approach to Trading and Asset Management is making big waves in the wider Crypto space. They now have an imminent requirement for a Senior Cloud Network Engineer to help with the ongoing support and optimisation of their platform. Their ideal candidate would have good knowledge of: Cloud (AWS) Core Networking (LAN …/WAN, routing/switching, firewalls, load-balancing, DNS) Network Security (Perimeter Networks/FWs, Proxies, Remote Access, SASE/VPN, DDoS) Palo Alto Firwalls Automation (Terraform, Ansible) Data Centres/OnPrem Support/Troubleshooting experience In return they would be offering a competitive salary along with a number of top benefits: Generous salary Annual Bonus Private Medical More ❯

Senior Cloud Network Engineer 👔 Crypto 📍 London (2-3 days p/w) 💵 £100-140k Do you want to work for a rapidly scaling Crypto startup who are backed by one of the top global banks? Do you want to play an integral role in the tech team, utilising both AWS Cloud and Networking skillsets? My client … blockchain startup who's cutting edge approach to Trading and Asset Management is making big waves in the wider Crypto space. They now have an imminent requirement for a Senior Cloud Network Engineer to help with the ongoing support and optimisation of their platform. Their ideal candidate would have good knowledge of: Cloud (AWS) Core Networking (LAN …/WAN, routing/switching, firewalls, load-balancing, DNS) Network Security (Perimeter Networks/FWs, Proxies, Remote Access, SASE/VPN, DDoS) Palo Alto Firwalls Automation (Terraform, Ansible) Data Centres/OnPrem Support/Troubleshooting experience In return they would be offering a competitive salary along with a number of top benefits: Generous salary Annual Bonus Private Medical More ❯

Senior Cloud Network Engineer 👔 Crypto 📍 London (2-3 days p/w) 💵 £100-140k Do you want to work for a rapidly scaling Crypto startup who are backed by one of the top global banks? Do you want to play an integral role in the tech team, utilising both AWS Cloud and Networking skillsets? My client … blockchain startup who's cutting edge approach to Trading and Asset Management is making big waves in the wider Crypto space. They now have an imminent requirement for a Senior Cloud Network Engineer to help with the ongoing support and optimisation of their platform. Their ideal candidate would have good knowledge of: Cloud (AWS) Core Networking (LAN …/WAN, routing/switching, firewalls, load-balancing, DNS) Network Security (Perimeter Networks/FWs, Proxies, Remote Access, SASE/VPN, DDoS) Palo Alto Firwalls Automation (Terraform, Ansible) Data Centres/OnPrem Support/Troubleshooting experience In return they would be offering a competitive salary along with a number of top benefits: Generous salary Annual Bonus Private Medical More ❯

Senior Cloud Network Engineer 👔 Crypto 📍 London (2-3 days p/w) 💵 £100-140k Do you want to work for a rapidly scaling Crypto startup who are backed by one of the top global banks? Do you want to play an integral role in the tech team, utilising both AWS Cloud and Networking skillsets? My client … blockchain startup who's cutting edge approach to Trading and Asset Management is making big waves in the wider Crypto space. They now have an imminent requirement for a Senior Cloud Network Engineer to help with the ongoing support and optimisation of their platform. Their ideal candidate would have good knowledge of: Cloud (AWS) Core Networking (LAN …/WAN, routing/switching, firewalls, load-balancing, DNS) Network Security (Perimeter Networks/FWs, Proxies, Remote Access, SASE/VPN, DDoS) Palo Alto Firwalls Automation (Terraform, Ansible) Data Centres/OnPrem Support/Troubleshooting experience In return they would be offering a competitive salary along with a number of top benefits: Generous salary Annual Bonus Private Medical More ❯

An elite global hedge fund are now seeking a Senior Network Engineer to work on it’s trading infrastructure. To apply, you will ideally be CCIE qualified with a strong background in low latency and multicast networks. Our client is a leading global market maker with an emphasis on technology to match. They seek an experienced profile … look to build ultra-fast and reliable connectivity to proprietary trading technology, invariably around a bleeding edge Cisco environment. What you'll be doing: Design, deploy and troubleshoot global network infrastructure Design industry leading networks Implement optimisations to build low latency network Work on network redesign, expansion and upgrade Support trading teams in relation to high frequency … Automation, capacity planning and connectivity advancement Manage network expansion, upgrades and support Provide expert support to high frequency trading teams What exposure you'll ideally have: LAN/WAN, Data Centres - VXLANs Cisco, Juniper, Arista Security - Palo Alto & Fortinet MPLS, BGP, OSPF, multicast, TCP/UDP Automation and Python scripting, Ansible, Terraform Linux operating systems Financial/Trading environment More ❯

An elite global hedge fund are now seeking a Senior Network Engineer to work on it’s trading infrastructure. To apply, you will ideally be CCIE qualified with a strong background in low latency and multicast networks. Our client is a leading global market maker with an emphasis on technology to match. They seek an experienced profile … look to build ultra-fast and reliable connectivity to proprietary trading technology, invariably around a bleeding edge Cisco environment. What you'll be doing: Design, deploy and troubleshoot global network infrastructure Design industry leading networks Implement optimisations to build low latency network Work on network redesign, expansion and upgrade Support trading teams in relation to high frequency … Automation, capacity planning and connectivity advancement Manage network expansion, upgrades and support Provide expert support to high frequency trading teams What exposure you'll ideally have: LAN/WAN, Data Centres - VXLANs Cisco, Juniper, Arista Security - Palo Alto & Fortinet MPLS, BGP, OSPF, multicast, TCP/UDP Automation and Python scripting, Ansible, Terraform Linux operating systems Financial/Trading environment More ❯

An elite global hedge fund are now seeking a Senior Network Engineer to work on it’s trading infrastructure. To apply, you will ideally be CCIE qualified with a strong background in low latency and multicast networks. Our client is a leading global market maker with an emphasis on technology to match. They seek an experienced profile … look to build ultra-fast and reliable connectivity to proprietary trading technology, invariably around a bleeding edge Cisco environment. What you'll be doing: Design, deploy and troubleshoot global network infrastructure Design industry leading networks Implement optimisations to build low latency network Work on network redesign, expansion and upgrade Support trading teams in relation to high frequency … Automation, capacity planning and connectivity advancement Manage network expansion, upgrades and support Provide expert support to high frequency trading teams What exposure you'll ideally have: LAN/WAN, Data Centres - VXLANs Cisco, Juniper, Arista Security - Palo Alto & Fortinet MPLS, BGP, OSPF, multicast, TCP/UDP Automation and Python scripting, Ansible, Terraform Linux operating systems Financial/Trading environment More ❯

An elite global hedge fund are now seeking a Senior Network Engineer to work on it’s trading infrastructure. To apply, you will ideally be CCIE qualified with a strong background in low latency and multicast networks. Our client is a leading global market maker with an emphasis on technology to match. They seek an experienced profile … look to build ultra-fast and reliable connectivity to proprietary trading technology, invariably around a bleeding edge Cisco environment. What you'll be doing: Design, deploy and troubleshoot global network infrastructure Design industry leading networks Implement optimisations to build low latency network Work on network redesign, expansion and upgrade Support trading teams in relation to high frequency … Automation, capacity planning and connectivity advancement Manage network expansion, upgrades and support Provide expert support to high frequency trading teams What exposure you'll ideally have: LAN/WAN, Data Centres - VXLANs Cisco, Juniper, Arista Security - Palo Alto & Fortinet MPLS, BGP, OSPF, multicast, TCP/UDP Automation and Python scripting, Ansible, Terraform Linux operating systems Financial/Trading environment More ❯

L3 Network Support Specialist (DV CLEARED) Rate: £500 per day inside IR35 Location: Central London Job Type: Contractor Mandatory: Must hold active DV Clearance We are seeking a Senior Cisco Network Engineer/Subject Matter Expert to join our team in London. This role is crucial for supporting customer deployable classified systems and contributing to our … mission of making the world more sustainable through innovation. As a Network Support Engineer, you will play a key role in incident management and resolution on secure classified systems. Day-to-day of the role: Provide Level 3 network engineering support for the LAN and WAN across all security domains. Primarily handle incident management on our clients … live systems, focusing on incidents escalated from 1st and 2nd line resources. Install, configure, deploy, maintain, and diagnose all CISCO Network Devices and supporting cabling and infrastructure. Offer network support, advice, and recommendations for design changes. Liaise and work collaboratively with other third parties, resolver groups, and specified authorities to implement service and technical changes. Update design documentation More ❯

Venn Group are working with a University to hire an Senior Network Engineer on a contract basis, to provide expert-level technical support, resolve complex issues, and to assist with their Network re-architecture. This role is crucial to ensuring seamless network infrastructure across the University. Employment type: Contract Location: Central London Onsite requirement … and support of core data networking and wireless infrastructure , ensuring systems meet user needs and align with the University’s IT strategy. Drive capacity planning and technical development for network services, improving processes, tools, and documentation to enhance support and service delivery. Develop and test network solutions , focusing on data, voice, and wireless technologies; contribute to strategic planning … and service improvements based on feedback and research. Coordinate with external vendors to ensure effective delivery and support of third-party network and telecom services. Lead project work using the Information Services framework , managing your own tasks and supporting the team to meet deliverables and customer expectations. Provide training and documentation for Information Services staff, ensuring high service standards More ❯

Venn Group are working with a University to hire an Senior Network Engineer on a contract basis, to provide expert-level technical support, resolve complex issues, and to assist with their Network re-architecture. This role is crucial to ensuring seamless network infrastructure across the University. Employment type: Contract Location: Central London Onsite requirement … and support of core data networking and wireless infrastructure , ensuring systems meet user needs and align with the University’s IT strategy. Drive capacity planning and technical development for network services, improving processes, tools, and documentation to enhance support and service delivery. Develop and test network solutions , focusing on data, voice, and wireless technologies; contribute to strategic planning … and service improvements based on feedback and research. Coordinate with external vendors to ensure effective delivery and support of third-party network and telecom services. Lead project work using the Information Services framework , managing your own tasks and supporting the team to meet deliverables and customer expectations. Provide training and documentation for Information Services staff, ensuring high service standards More ❯