1 to 25 of 57 Senior Network Engineer Jobs in the UK

Senior Network Engineer Cisco LAN/WAN/VPN Location: Merthyr Tydfil (mainly onsite) Salary: £47,000 £53,600 + 23.7% employer pension & excellent benefits Make a Difference with Your Expertise Are you an experienced Cisco Network Engineer looking for a role where your work genuinely makes a difference? Were looking for a Senior Network Engineer to take the lead in maintaining and developing high-quality voice and data network services that support vital public services across South Wales. Youll be joining a forward-thinking digital team driving technology transformation across the organisation a chance to combine technical challenge with real purpose. The Role In this hands-on role, youll … be responsible for the operational delivery and optimisation of our Cisco-based infrastructure. From ensuring seamless connectivity across LAN/WAN/VPN environments to securing the network and supporting VoIP systems, your expertise will keep our digital services running smoothly. Key Responsibilities Lead the configuration, maintenance, and support of Cisco LAN/WAN/VPN infrastructure Ensure secure More ❯

Senior Network Engineer ABOUT THE ROLE This is your chance to join a truly iconic Midlands retail group. Due to ongoing company expansion, we now have an opportunity for a Senior Network Engineer to join my clients team. We are looking for a motivated and ambitious individual who is able to prioritise multiple tasks … and deadlines. Reporting into Senior IT Management, you will help support the administration of a large hybrid infrastructure and network estate. As part of the IT Infrastructure Operations team, you will play a lead role in the administration and support of my clients extensive network and server estate, ensuring the reliability, security and performance of mission-critical … your expertise will help optimise and evolve the LAN, WLAN and WAN infrastructure across the organisation. CANDIDATE PROFILE/ESSENTIAL SKILLS REQUIRED We want an experienced and technically skilled senior network engineer with a strong track record of supporting large-scale, enterprise networks. ESSENTIAL SKILLS To be considered, candidates will offer a minimum of 5 years of More ❯

Senior Network Infrastructure Engineer - Newcastle (Hybrid) Over the last 5 years, MFK Recruitment has placed 45 IT professionals with this company, and 32 are still thriving there today ! The Senior Network Infrastructure Engineer Role : We’re looking for a Senior Network Infrastructure Engineer to join a dynamic MSP team in Newcastle. … You’ll be supporting a mix of on-prem, hybrid, and cloud environments, helping clients solve complex network challenges, and mentoring junior engineers along the way. What You’ll Do: As the Senior Network Infrastructure Engineer, you’ll serve as the go-to escalation point for complex network & infrastructure issues. Maintain LAN/WAN, VPN … Wi-Fi, firewall, and Azure environments, including Azure Virtual Desktop. Configure and troubleshoot network devices across platforms like Cisco, Fortinet, HP, and Aruba. Collaborate with clients and vendors to deliver secure, scalable network solutions. Assist with network migrations and modernisation projects. Keep detailed documentation and provide guidance to first- and second-line engineers. What We’re Looking More ❯

Senior Network Engineer (L5) Location: Hereford Salary: £60k - £70k p/a Overview Thorn SDS is a specialist Managed Service Provider based in Alton, Hampshire. We empower technology professionals and organisations across the Space, Defence, and Security sectors - and now, we're growing our team with a Senior Network Engineer who's ready to … a full-time, on-site role (5 days per week) at a secure location in Hereford. You'll be operating at SFIA Level 5, shaping and supporting mission-critical network infrastructure in highly specialised environments. Security Clearance Due to the nature of the work, you must hold - or be eligible to obtain - a high level of National Security Clearance. … See: Gov.UK - United Kingdom Security Vetting) Some UK travel with overnight stays may be required. What You'll Be Doing You'll own and optimise complex network environments, getting hands-on across a wide range of technologies and responsibilities, including: Configuring and managing routers, switches, and routing protocols Designing VLANs, network segmentation, and virtualised network environments Delivering More ❯

Senior Network Infrastructure Engineer ABOUT THE ROLE This is your chance to join a truly iconic Midlands retail group. Due to ongoing company expansion, we now have an opportunity for a Senior Network Infrastructure Engineer to join my clients team. We are looking for a motivated and ambitious individual who is able to prioritise … multiple tasks and deadlines. Reporting into Senior IT Management, you will help support the administration of a large hybrid infrastructure and network estate. As part of the IT Infrastructure Operations team, you will play a lead role in the administration and support of my clients extensive network and server estate, ensuring the reliability, security and performance of … your expertise will help optimise and evolve the LAN, WLAN and WAN infrastructure across the organisation. CANDIDATE PROFILE/ESSENTIAL SKILLS REQUIRED We want an experienced and technically skilled Senior Network Infrastructure Engineerwith a strong track record of supporting large-scale, enterprise networks. ESSENTIAL SKILLS To be considered, candidates will offer a minimum of 5 years of commercial More ❯

Job Title: Senior Network Engineer Location: Worcester Salary: £60,000 + Car Allowance + Excellent Benefits We are a well-established engineering-focused technology provider with a strong reputation for delivering high-quality network solutions and excellent customer service. For over 30 years, we have been helping organisations design, implement and support enterprise networking solutions, covering … LAN, WAN, Wi-Fi, Collaboration and Security. As part of our continued growth, we are looking for an experienced Senior Network Engineer to join our team. This is a hands-on role where you'll work across a variety of projects and support activities, collaborating with clients and internal teams to deliver reliable, secure and innovative network solutions. Key Responsibilities Design, implement, and maintain enterprise-level network infrastructure (LAN, WAN, Wi-Fi, and network security). Monitor and optimise network performance, troubleshooting complex issues and applying corrective measures. Configure and manage networking equipment including routers, switches, firewalls, VPNs, and wireless technologies (predominantly Cisco). Carry out on-site installations and upgrades when required. More ❯

Senior Network Engineer - IP Networks Remote working Salary - Circa £65 - 70,000 plus bonus/benefits We're looking to bring in a senior network engineer/technical lead to work on a remote basis for an ISP. You'll be looking after escalated issues on the IP core network, and this is … and general IP and we'd expect the SNE to have some HLD and LLD background as well - although we are not looking for an architect, more so a senior network engineer/technical lead who remains very much hands on, with some leadership and decision making responsibility. Rough numbers, 80% technical and 20% leadership. You'll … be contributing to the resilience of the network through ongoing testing and validation and also, helping with capacity management issues linked to ongoing scalability. We'd be expecting a minimum CCNP/JNCIP level of experience and perhaps even CCIE/JNCIE. You'll be representing the business when it comes to discussions with external vendors, such as Cisco More ❯

Senior Network Engineer Cisco LAN/WAN/VPN Location: Merthyr Tydfil (mainly onsite) Salary: £47,000 £53,600 + 23.7% employer pension & excellent benefits Make a Difference with Your Expertise Are you an experienced Cisco Network Engineer looking for a role where your work genuinely makes a difference? Were looking for a Senior Network Engineer to take the lead in maintaining and developing high-qualit click apply for full job details More ❯

Senior Network Engineer Hemel Hempstead (Hybrid – 3 Days in office) Competitive salary + bonus and benefits About the role We’re on the lookout for a Senior Network Engineer to help shape, secure, and optimise the enterprise network that powers Haven. Reporting to the Network Manager, you’ll design, implement, and manage … a resilient infrastructure that keeps our business connected — from head office to our coastal parks. You’ll act as a subject matter expert, leading on key network projects, ensuring security and performance across our sites and cloud environments, and mentoring junior engineers. This is a hands-on role in a collaborative team where your expertise directly impacts guest experience … operational efficiency, and business continuity. Your opportunity (what you’ll do): Design, implement, and maintain enterprise LAN/WAN, wireless, and cloud networking solutions. Lead network-related projects, working closely with Cloud, Service Desk, and Field Engineering teams. Monitor network performance, proactively identify issues, and drive timely resolutions. Ensure network security through firewalls, segmentation, and compliance practices. More ❯

Senior Network Engineer - £70k + £6k Car Allowance + 15% Bonus Hybrid - Home Based + easy travel to London area (2x/month) Out-of-hours paid at time and a half We're working with a long-standing client of ours, a major player in their industry, and they're looking for a proper Senior Network Engineer to join the team. You'll need to have worked on/lead some Network Security projects to be successful in this role. We're after someone confident, experienced, and ready to step straight into a hands-on delivery role. This isn't one for a passenger, you'll be expected to lead network projects from day one, support a junior engineer, and take the reins on everything from firewall migrations to hands-on data centre work. The role: You'll be delivering key network projects including firewall migrations (FortiGate-heavy), SD-WAN rollouts, and hands-on switching/routing across a hybrid environment. You'll be the go-to engineer More ❯

As a key role in the Strategy and Architectural team based in Digital Services function, the Senior Network Engineer is responsible for the efficient and effective build, maintenance of new network infrastructure (virtual or physical) and will assist in creating a culture of perpetual challenge and continuous improvement in the delivery of internal and third-party … services. Senior Network Engineer Permanent Role Up to £54,800 per annum Warwickshire based (hybrid) An exciting opportunity has arisen for a Network Engineer to join a forward-thinking digital services team. This permanent role offers a competitive salary of up to £54,800 per annum, with the chance to make a real impact on … the build, maintenance, and evolution of network infrastructure supporting critical services. Key Responsibilities: Support, maintain, and enhance the network infrastructure, both physical and virtual, ensuring efficient and secure operational running. Act as a subject matter expert in networking, providing technical guidance and leadership across key infrastructure, security, and configuration tasks. Ensure compliance with relevant industry, national, and legislative More ❯

Senior Network Engineer - £70k + £6k Car Allowance + 15% Bonus Hybrid - Home Based + easy travel to London area (2x/month) Out-of-hours paid at time and a half We're working with a long-standing client of ours, a major player in their industry, and they're looking for a proper Senior Network Engineer to join the team. You'll need to have worked on/lead some Network Security projects to be successful in this role. We're after someone confident, experienced, and ready to step straight into a hands-on delivery role. This isn't one for a passenger, you'll be expected to lead network projects from day one, support a junior engineer, and take the reins on everything from firewall migrations to hands-on data centre work. The role: You'll be delivering key network projects including firewall migrations (FortiGate-heavy), SD-WAN rollouts, and hands-on switching/routing across a hybrid environment. You'll be the go-to engineer More ❯

Senior Cloud Network Engineer Location: Northampton (Hybrid – 2 days per month onsite) Salary: £70,000 + Excellent Benefits I’m working with a well-established, technology-driven business based in Northampton , which is currently hiring a Senior Cloud Network Engineer to join their experienced infrastructure team. In this role, you’ll take ownership of … network design, delivery, and support across both on-premise and AWS cloud environments . Acting as the Network Lead , you’ll oversee key network projects, manage escalated incidents, and play a key role in shaping the organisation’s network strategy. You’ll work with a variety of networking vendors and technologies, ensuring reliability, scalability, and performance … across the entire network estate. This is an excellent opportunity for a hands-on engineer looking to step into a more strategic, leadership-oriented position. What You’ll Be Doing Lead and deliver network projects from design to implementation. Resolve complex and escalated network support issues. Manage and maintain cloud networking services in AWS . Collaborate 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 ❯

Senior Network Engineer – Global Games Publisher Location: London (on-site) | Type: Full-time, Permanent About the Company Our client is a leading global games publisher and developer , working with world-class studios to bring ambitious, large-scale games to life. Their mission is to create original, high-quality gaming experiences for players everywhere - supporting talented developers with … systems that power millions of players and thrive on solving complex technical challenges, this is an opportunity to make real impact on a global stage. The Role As a Senior Network Engineer , you’ll take ownership of the architecture, design, and optimisation of backend systems that support real-time, multiplayer gameplay worldwide. You’ll collaborate closely with … Optimise Online Systems: Design and maintain backend features such as matchmaking, login, and real-time gameplay to ensure low latency and global reliability. Technical Leadership: Analyse server architecture and network communication to identify performance bottlenecks and deliver efficient, scalable solutions. Cross-Studio Collaboration: Partner with world-class developers to align on technical direction, share best practices, and drive innovation More ❯

Senior Network Engineer – Global Games Publisher Location: London (on-site) | Type: Full-time, Permanent About the Company Our client is a leading global games publisher and developer , working with world-class studios to bring ambitious, large-scale games to life. Their mission is to create original, high-quality gaming experiences for players everywhere - supporting talented developers with … systems that power millions of players and thrive on solving complex technical challenges, this is an opportunity to make real impact on a global stage. The Role As a Senior Network Engineer , you’ll take ownership of the architecture, design, and optimisation of backend systems that support real-time, multiplayer gameplay worldwide. You’ll collaborate closely with … Optimise Online Systems: Design and maintain backend features such as matchmaking, login, and real-time gameplay to ensure low latency and global reliability. Technical Leadership: Analyse server architecture and network communication to identify performance bottlenecks and deliver efficient, scalable solutions. Cross-Studio Collaboration: Partner with world-class developers to align on technical direction, share best practices, and drive innovation More ❯

Senior Network Engineer Hertfordshire: Hybrid x3 onsite Package: £75k + car allowance + package Overview: We are seeking a strategic and forward-thinking Network Engineer to lead the design, governance, and evolution of our clients IT and network infrastructure. Working within a dynamic engineering environment, this role will play a key part in shaping … aligned with business goals. You’ll act as a subject matter expert, guiding technical decisions, supporting transformation to cloud-based services, and driving best practices across the organisation’s network and infrastructure landscape. Role and Responsibilities: Define and implement the strategic direction for the company’s infrastructure and network architecture, ensuring alignment with business objectives and IT governance … Lead the design, deployment, and management of secure, resilient, and scalable infrastructure solutions across on-premises and cloud environments Oversee network strategy and performance , including capacity planning, segmentation, and disaster recovery design Develop and maintain standards, policies, and procedures for infrastructure, networking, and security operations Drive the adoption of modern cloud and hybrid networking technologies within the Azure ecosystem More ❯

Senior Network Software Engineer C Linux - Remote or Hybrid Edinburgh Stuck ? Frustrated ? Know youre better than this ? Career goals not being met ? As a Senior Software Engineer in this Networking Technology company youll have the opportunity to work on innovative, challenging projects where youll learn something new in emerging Network technologies. Youll enjoy career … growth, wellbeing and belonging. The role is Hybrid of 1 day a week in the Edinburgh office though Remote may be an option. What you'll do As a Senior Software Engineer in this Telco/Networking organisation you will work on Products developing a Network that grows smarter, more agile, and more responsive whether accessing the … phone, streaming video, texting etc your interactions are being enabled by these technologies. Driven by a relentless pursuit of network innovation you will help make a difference to people's lives, drive the development of a Debian Linux Network Operating System (NOS) in order to support customers in developing and deploying their virtualized networks, working in a team 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 ❯

CACI Network Services is a rapidly expanding specialist IT and Networks consultancy offering a wide variety of opportunities to work within challenging and exciting environments with our major clients in Global Media, Banking, Government, Telecoms & Utilities. Role: Network Deployment Engineer (Multicast) A Network Engineer is required to join the Ultra Low Latency Team, responsible for … the deployment and planning of our client's network infrastructure. The team is responsible for the delivery and deployment of network projects and requests to enhance our client's infrastructure to meet current and future business demands: - The role has the following functions: Plan, manage and deploy technology changes to support our clients DC services Deploy LAN infrastructure … to support end user services requirements Includes patching schedules for facilities to cable network equipment Diagrams for Network Operations Inventory management Create implementation plans for RFCs to a high level of detail. Correctly document pre and post checks for change verification purposes Understand and document back out plans, clearly identifying back out points. Identify points of no return More ❯

Senior Network Software Engineer C Linux - Remote or Hybrid Edinburgh Stuck ? Frustrated ? Know you're better than this ? Career goals not being met ? As a Senior Software Engineer in this Networking Technology company you'll have the opportunity to work on innovative, challenging projects where you'll learn something new in emerging Network technologies. … growth, wellbeing and belonging. The role is Hybrid of 1 day a week in the Edinburgh office though Remote may be an option. What you'll do As a Senior Software Engineer in this Telco/Networking organisation you will work on Products developing a Network that grows smarter, more agile, and more responsive whether accessing the … phone, streaming video, texting etc - your interactions are being enabled by these technologies. Driven by a relentless pursuit of network innovation you will help make a difference to people's lives, drive the development of a Debian Linux Network Operating System (NOS) in order to support customers in developing and deploying their virtualized networks, working in a team More ❯

Senior Network Engineer Location: Cardiff 2-3 days p/week onsite (hybrid role) Salary: £51-56k + annual cost-of-living increase + standby allowance Contract: Permanent The Role We re looking for an experienced Senior Technical Analyst to join a growing IT team, managing and developing a wide range of network technologies … Vodafone, and Microsoft. You ll work on a mix of project delivery and day-to-day support, playing a key role in designing, implementing, and maintaining secure, high-performing network solutions. It s a hands-on role, but with the added responsibility of leading projects, mentoring junior engineers, and helping shape the future of the network infrastructure. What … You ll Be Doing Supporting, maintaining, and optimising network infrastructure across multiple platforms Leading and delivering network projects end-to-end Developing automation scripts to improve efficiency and consistency Monitoring and resolving network incidents to ensure minimal disruption Working closely with architects and security teams to strengthen the network Managing vendor relationships and collaborating with internal More ❯

Senior Network Engineer Location: Cardiff 2-3 days p/week onsite (hybrid role) Salary: £51-56k + annual cost-of-living increase + standby allowance Contract: Permanent The Role We’re looking for an experienced Senior Technical Analyst to join a growing IT team, managing and developing a wide range of network technologies … Vodafone, and Microsoft. You’ll work on a mix of project delivery and day-to-day support, playing a key role in designing, implementing, and maintaining secure, high-performing network solutions. It’s a hands-on role, but with the added responsibility of leading projects, mentoring junior engineers, and helping shape the future of the network infrastructure. What … You’ll Be Doing Supporting, maintaining, and optimising network infrastructure across multiple platforms Leading and delivering network projects end-to-end Developing automation scripts to improve efficiency and consistency Monitoring and resolving network incidents to ensure minimal disruption Working closely with architects and security teams to strengthen the network Managing vendor relationships and collaborating with internal More ❯