1 to 25 of 33 Senior Network Engineer Jobs in the South East

Senior Network Engineer | Lead Network Engineer | Principle Network Engineer | Team Lead £60,000–£65,000 + Bonus (£2K) + On-call (worth up to £5–8K) Leading UK Managed Service Provider | Cisco Gold Partner Environment Hybrid: 1 day per week on-site near Guildford A leading UK Managed Service Provider is looking for … a talented Senior Network Engineer to guide a skilled team within their Service Centre, a group hungry for direction, mentorship, and technical excellence. This is a hands on leadership position (around 80% technical/20% people leadership) perfect for a Senior or Principal Network Engineer ready to step up into a team lead role … d value a more hands on role with less management overhead. What We’re Looking For Solid technical grounding, ideally CCNP certified (or working towards) Prior experience as a Senior Network Engineer or Escalation Engineer Confident communicator able to lead customer conversations and represent professionally A natural mentor who enjoys helping others grow , whilst also fixing More ❯

Senior Network Engineer (Nexus VXLAN essential) (Remote UK based workers only) Certain Advantage are recruiting on behalf of our global client for Senior Network Engineers with demonstrable experience in the full lifecycle i.e. requirement gathering, HLD, LLD, End Of Life, configs, and deployment. Were also looking for Senior Engineers who can offer expertise in … the design and deployment of LAN/WLAN covering (one or more): Aruba WLAN, Infoblox DDIA F5 load balancing As the Senior Network Engineer youll be expected to be a Subject Matter Expert (SME) covering the application of telecoms and network technology deployed across the Group, covering all businesses and locations (offices, onshore & offshore plants, etc … and various types of projects including capex and IT projects. Youll participate in larger project or lead smaller projects and deliver the network elements in the project. The network engineer will be the key person in the project for all telecom and network elements. The key accountabilities are: Development of detailed designs for portfolio solutions/ More ❯

Network Deployment Engineer – CCNA/CCNP/CWMP/CWNE – London CRG Recruitment are working with our client to recruit Network Deployment Engineers into their business with strong expertise in wired network design or wireless network infrastructure. You will be a network engineer or network architect who has experience of designing networks … from the ground up. As a Network Deployment Engineer , you will be responsible for translating customer requirements to fully designed wired and wireless networks and you will be responsible for all technical decisions throughout the design and deployment phases, and support my clients customers through go live of the networks. Skills required for the role are below, Network Engineer or Network Architect experience in designing networks from the ground up Tier 2/3 Support Engineers where you have handled complex escalations and network troubleshooting Professional experience in customer-facing or design-oriented roles CCNA/CCNP certifications for wired specialists or CWMP/CWNE credentials for wireless specialists Previous work translating technical requirements More ❯

Network Deployment Engineer – CCNA/CCNP/CWMP/CWNE – London CRG Recruitment are working with our client to recruit Network Deployment Engineers into their business with strong expertise in wired network design or wireless network infrastructure. You will be a network engineer or network architect who has experience of designing networks … from the ground up. As a Network Deployment Engineer , you will be responsible for translating customer requirements to fully designed wired and wireless networks and you will be responsible for all technical decisions throughout the design and deployment phases, and support my clients customers through go live of the networks. Skills required for the role are below, Network Engineer or Network Architect experience in designing networks from the ground up Tier 2/3 Support Engineers where you have handled complex escalations and network troubleshooting Professional experience in customer-facing or design-oriented roles CCNA/CCNP certifications for wired specialists or CWMP/CWNE credentials for wireless specialists Previous work translating technical requirements More ❯

Network Deployment Engineer – CCNA/CCNP/CWMP/CWNE – London CRG Recruitment are working with our client to recruit Network Deployment Engineers into their business with strong expertise in wired network design or wireless network infrastructure. You will be a network engineer or network architect who has experience of designing networks … from the ground up. As a Network Deployment Engineer , you will be responsible for translating customer requirements to fully designed wired and wireless networks and you will be responsible for all technical decisions throughout the design and deployment phases, and support my clients customers through go live of the networks. Skills required for the role are below, Network Engineer or Network Architect experience in designing networks from the ground up Tier 2/3 Support Engineers where you have handled complex escalations and network troubleshooting Professional experience in customer-facing or design-oriented roles CCNA/CCNP certifications for wired specialists or CWMP/CWNE credentials for wireless specialists Previous work translating technical requirements 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 Location: Hybrid (London/Hampshire/Bucks) Our client is looking for a Senior Network Engineer to help shape and support a large-scale, multi–data centre network that powers a global "as a Service" platform. You'll take ownership across 13–14 DCs, keeping enterprise clients connected and driving … VLAN/VXLAN , Wi-Fi , and Palo Alto/Sophos firewalls , while contributing to automation, segmentation, and SD-WAN initiatives that move the platform toward the next generation of network capability. Career Growth & Development Our client offers a fully funded training and certification programme with industry leaders including Cisco and Palo Alto . You'll get dedicated study time … such as CCNP or CCIE — all while gaining hands-on experience in complex enterprise environments. What Makes It Great Join a top-tier enterprise MSP delivering secure, high-performance network solutions. Accelerate your career through funded certifications and real enterprise deployments. Hybrid working (2 days a week in the office) with flexibility and autonomy. Exposure to cutting-edge data 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 Security Engineer Location: Kidlington or Southampton Contract Type: Temporary Daily Rate: £450 - outside IR35 Contract Length: 16 months Join Our Team!Are you an experienced Network Security Engineer ready to make an impact in the public services sector? We are looking for talented individuals to join our client Thames Valley Police … at either their offices in Kidlington or the Hampshire Police Offices in Southampton. What You'll Do:As a Senior Network Security Engineer, you will play a crucial role in maintaining and enhancing our wide area and local area communications network infrastructure. Your expertise will ensure the security and efficiency of our network operations. Key … Responsibilities: Utilise network management tools to monitor network and voice traffic loads and performance metrics, ensuring service levels are met. Create insightful reports and proposals for network improvements to support business needs. Identify and resolve operational problems and implement necessary network changes and maintenance routines. Coach and mentor junior network engineers, fostering a culture of More ❯

Job Title: Senior Network Security Engineer Location: Kidlington or Southampton Contract Type: Temporary Daily Rate: £450 - outside IR35 Contract Length: 16 months Join Our Team! Are you an experienced Network Security Engineer ready to make an impact in the public services sector? We are looking for talented individuals to join our client Thames Valley Police … at either their offices in Kidlington or the Hampshire Police Offices in Southampton. What You'll Do: As a Senior Network Security Engineer, you will play a crucial role in maintaining and enhancing our wide area and local area communications network infrastructure. Your expertise will ensure the security and efficiency of our network operations. Key … Responsibilities: Utilise network management tools to monitor network and voice traffic loads and performance metrics, ensuring service levels are met. Create insightful reports and proposals for network improvements to support business needs. Identify and resolve operational problems and implement necessary network changes and maintenance routines. Coach and mentor junior network engineers, fostering a culture of More ❯

Job Title: Senior Network Security Engineer Location: Kidlington or Southampton Contract Type: Temporary Daily Rate: £450 - outside IR35 Contract Length: 16 months Join Our Team!Are you an experienced Network Security Engineer ready to make an impact in the public services sector? We are looking for talented individuals to join our client Thames Valley Police … at either their offices in Kidlington or the Hampshire Police Offices in Southampton. What You'll Do:As a Senior Network Security Engineer, you will play a crucial role in maintaining and enhancing our wide area and local area communications network infrastructure. Your expertise will ensure the security and efficiency of our network operations. Key … Responsibilities: Utilise network management tools to monitor network and voice traffic loads and performance metrics, ensuring service levels are met. Create insightful reports and proposals for network improvements to support business needs. Identify and resolve operational problems and implement necessary network changes and maintenance routines. Coach and mentor junior network engineers, fostering a culture of 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 ❯

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 ❯

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 ❯

design, build, and operate systems that directly enable trading and investment decision-making. With trading volumes, data analytics, and cloud integration scaling rapidly, the firm is expanding its core network engineering function to ensure its systems remain ultra-low latency, secure, and globally consistent. This is a key hire in building the next generation of network architecture supporting … trading environment and global technology platform Opportunities for professional development and advanced certifications A collaborative, high-trust culture that values expertise and innovation What You’ll Do As a Senior Network Engineer, you’ll play a central role in maintaining and evolving the firm’s global data and voice network. You’ll design and deliver projects that … support both trading operations and broader business initiatives across data centres, offices, and cloud environments. Key responsibilities include: Owning and supporting the global network and voice infrastructure Designing, implementing, and optimising secure, scalable network solutions Partnering with internal teams and external vendors to resolve complex network issues Leading infrastructure projects involving data centres, telephony, and cloud connectivity More ❯

design, build, and operate systems that directly enable trading and investment decision-making. With trading volumes, data analytics, and cloud integration scaling rapidly, the firm is expanding its core network engineering function to ensure its systems remain ultra-low latency, secure, and globally consistent. This is a key hire in building the next generation of network architecture supporting … trading environment and global technology platform Opportunities for professional development and advanced certifications A collaborative, high-trust culture that values expertise and innovation What You’ll Do As a Senior Network Engineer, you’ll play a central role in maintaining and evolving the firm’s global data and voice network. You’ll design and deliver projects that … support both trading operations and broader business initiatives across data centres, offices, and cloud environments. Key responsibilities include: Owning and supporting the global network and voice infrastructure Designing, implementing, and optimising secure, scalable network solutions Partnering with internal teams and external vendors to resolve complex network issues Leading infrastructure projects involving data centres, telephony, and cloud connectivity More ❯

design, build, and operate systems that directly enable trading and investment decision-making. With trading volumes, data analytics, and cloud integration scaling rapidly, the firm is expanding its core network engineering function to ensure its systems remain ultra-low latency, secure, and globally consistent. This is a key hire in building the next generation of network architecture supporting … trading environment and global technology platform Opportunities for professional development and advanced certifications A collaborative, high-trust culture that values expertise and innovation What You’ll Do As a Senior Network Engineer, you’ll play a central role in maintaining and evolving the firm’s global data and voice network. You’ll design and deliver projects that … support both trading operations and broader business initiatives across data centres, offices, and cloud environments. Key responsibilities include: Owning and supporting the global network and voice infrastructure Designing, implementing, and optimising secure, scalable network solutions Partnering with internal teams and external vendors to resolve complex network issues Leading infrastructure projects involving data centres, telephony, and cloud connectivity More ❯

five established datacentre locations globally, and several contracts in the pipeline, Hosted Services is expected to continue to grow. To support this growth, we are now looking for a Network Engineer to work within our Hosting Services team to oversee the ongoing delivery, administration and security compliance of the network infrastructure underpinning our hosted services internationally. Responsibilities … Provide expert-level support for the network infrastructure that underpins our data center based services. Ensure that network service levels are monitored, reviewed and reported on a regular basis, and that the necessary steps are taken to resolve any issues or negative trends that may be identified. Ensure that network and related activities are completed within agreed … timelines and/or in line with agreed schedules. Work with technical architects, project managers and other stakeholders to identify, assess, select and present appropriate network solutions for their needs. Build and deploy agreed solutions within specified timelines. Develop, implement and test disaster recovery and/or network fail-over plans as required. Maintain operational acceptance criteria for More ❯