26 to 50 of 64 Senior Network Engineer Jobs in the UK

Senior Network Engineer Defence Consultancy Hemel Hempstead Up to 72,000 + 10% Bonus DV Clearance Eligibility Required MERITUS are working with a leading Defence consultancy looking for a Senior Network Engineer to join a highly secure, fast-paced environment supporting critical national infrastructure projects. This role offers the chance to work on meaningful … technically complex platforms that play a key role in national security. If you're confident in designing and building secure network systems and enjoy working in a team where innovation and problem-solving are part of the day-to-day, this could be the perfect next step in your career. DV (Developed Vetting) security clearance is essential for this … held or eligible to be obtained. The role is based on client site in Hemel Hempstead. Main Responsibilities: Take the lead in designing, building, and maintaining secure, high-performance network platforms. Work closely with internal teams and external partners to deliver integrated, end-to-end solutions. Support and enhance existing monitoring and observability frameworks using tools like SNMP and More ❯

Senior Network Engineer | Defence Consultancy | Hemel Hempstead | Up to £72,000 + 10% Bonus | DV Clearance Eligibility Required MERITUS are working with a leading Defence consultancy looking for a Senior Network Engineer to join a highly secure, fast-paced environment supporting critical national infrastructure projects. This role offers the chance to work on meaningful … technically complex platforms that play a key role in national security. If you're confident in designing and building secure network systems and enjoy working in a team where innovation and problem-solving are part of the day-to-day, this could be the perfect next step in your career. DV (Developed Vetting) security clearance is essential for this … held or eligible to be obtained. The role is based on client site in Hemel Hempstead. Main Responsibilities: Take the lead in designing, building, and maintaining secure, high-performance network platforms. Work closely with internal teams and external partners to deliver integrated, end-to-end solutions. Support and enhance existing monitoring and observability frameworks using tools like SNMP and More ❯

Senior Network Engineer | Defence Consultancy | Hemel Hempstead | Up to £72,000 + 10% Bonus | DV Clearance Eligibility Required MERITUS are working with a leading Defence consultancy looking for a Senior Network Engineer to join a highly secure, fast-paced environment supporting critical national infrastructure projects. This role offers the chance to work on meaningful … technically complex platforms that play a key role in national security. If you're confident in designing and building secure network systems and enjoy working in a team where innovation and problem-solving are part of the day-to-day, this could be the perfect next step in your career. DV (Developed Vetting) security clearance is essential for this … held or eligible to be obtained. The role is based on client site in Hemel Hempstead. Main Responsibilities: Take the lead in designing, building, and maintaining secure, high-performance network platforms. Work closely with internal teams and external partners to deliver integrated, end-to-end solutions. Support and enhance existing monitoring and observability frameworks using tools like SNMP and More ❯

Job Title: Senior Network Engineer (ISP) Location: Droitwich Salary: £60,000 We are a technology-focused organisation delivering advanced network solutions to clients across various sectors. With a reputation for technical excellence and outstanding customer service, we are expanding our team and seeking an experienced Senior Network Engineer . The ideal candidate will … bring strong technical expertise, a proactive approach, and excellent communication skills. You'll play a key role in designing, implementing, and supporting robust network infrastructures while acting as a senior technical resource within the team. Key Responsibilities: Design, implement, and maintain enterprise LAN, WAN, Wi-Fi, and network security solutions. Configure and support Cisco routers, switches, firewalls … and VPNs. Perform network assessments, capacity planning, and ensure documentation is up to date. Troubleshoot complex network issues and provide expert escalation support. Mentor junior team members and share best practices. Collaborate with internal teams and third-party vendors to ensure project success. Required Skills & Experience: CCNP Enterprise (or equivalent level knowledge). Solid hands-on experience with More ❯

Senior Network Engineer - Halifax, United Kingdom Salary: Up to 50,000 (Dependent on Experience)We have an exciting opportunity to join IT Technical Operations as a Senior Network Engineer ! At Cova Insurance , we're all about protecting what matters most - whether it's your home, your car, or your business. With our award-winning … teams have timely access to the appropriate systems to meet the needs of our customers. This is achieved by maintaining an up-to-date, fully supported, and resilient internal network infrastructure. This is a hybrid position, combining the best of both worlds - working from home and spending time in our Halifax office. This is more than just a job … it's a chance to grow, develop, and be part of something great. What are the core responsibilities? Manage and maintain LAN/WAN infrastructure to ensure optimal network performance and reliability. Monitor network systems, troubleshoot issues, and resolve incidents promptly. Collaborate on the design, implementation, and upgrades of network infrastructure aligned with business needs. Enforce network More ❯

Senior Network Engineer Cisco LAN WAN VPN Hybrid South Wales Location: South Wales Type: Permanent Working Pattern: Hybrid Salary: £47000 to £53600 plus 23.7 percent pension and excellent benefits We are seeking a highly skilled Senior Network Engineer with proven experience in Cisco networking technologies to join a progressive and collaborative IT team click More ❯

Senior Network & Cyber Security Engineer - 12 Months Contract Hybrid: 2 days in the office (Tuesday & Wednesday), other 3 days remote Outside IR35 Preferred locations: Aberdeen, Staines, Glasgow, or Reading Applicants must be able to pass the HMG Baseline Personnel Security Standard (BPSS) check. The Senior Network & Cyber Security Engineer will support project implementation aligned … facilities. Design and implement solutions to mitigate security risks, including antivirus, patch management, insider threat protection, incident response, and compliance. Conduct vulnerability assessments and audits on client systems and network devices, considering OT sensitivities. Provide expertise in network design, implementation, and testing for automation and control systems. Define network requirements supporting automation and control solutions. Apply integration … concepts across various systems and vendor platforms. Engineer network aspects of automation projects, including design and implementation. Prepare engineering studies and design documentation. Resolve engineering issues by applying standards and principles. Develop detailed network architecture and data flow diagrams. Create network schedules, testing procedures, and material requisitions. Review vendor drawings and consolidate feedback. Conduct Cyber Security More ❯

HM Land Registry (HMLR) bring an exciting opportunity for a Senior Network Engineer to join the team responsible for supporting and maintaining the core network infrastructure that powers all of HMLR's services across 14 U offices. Based within the IT Operations Practice, you'll work across a diverse estate that includes new office topologies, firewall … to £57,400 in 2 years) plus excellent Civil Service benefits inc. 29% pension contribution. Flexible, hybrid working from 14 UK offices. The IT Operations Practice contains an established network function who are responsible for the design, delivery, and maintenance of HM Land Registry network infrastructure. This encompasses data centres, local offices across England and Wales in addition … to cloud infrastructure hosted on AWS and Azure. These services underpin all of HMLRs IT services. The team are actively engaged in a series of exciting network re-designs, consolidations and upgrades including new local office topology, new switching, firewalls and routing designs. You will provide technical input for projects and larger pieces of work, aiming for greater operating More ❯

Senior Network Design Engineer Salary: £55k basic + £6k car allowance + 10% bonus + 10% DV allowance Basingstoke: Hybrid circa 2/3 days a week on site Security Clearance: Needs SC Clearance to start and willingness to go through DV Clearance A global IT Consultancy are looking for three Senior Network Designer Engineers … technical networking knowledge with industry-recognized certifications (e.g., Cisco CCNA/CCNP, Juniper JNCIS-ENT). Experience with routing protocols, virtual routing instances, VPNs, and security zones. Experience with network security products including Intrusion Detection Systems (IDS) and Intrusion Prevention Systems (IPS). Proficiency in F5, Cisco Secure Firewall, and Gigamon technology. Demonstrable design experience with global network vendors (e.g., Cisco, Juniper). Network device configuration, troubleshooting, and defect resolution skills. Understanding of project life cycle from requirements gathering to operational acceptance Responsibilities: Design and Deploy Functional Networks: Design and deploy networks (LAN, WAN) to meet the organization and customer needs. Troubleshoot Network Issues: Diagnose and troubleshoot network issues, including those escalated by lower More ❯

some of the world's leading fintechs by delivering reliable, scalable, and secure real-time payment processing solutions. As we continue to grow globally, we're looking for a Senior Cloud Network Engineer to lead the design, evolution, and innovation of our network architecture. What you'll do As a Senior Cloud Network Engineer, you'll: Design and oversee the implementation of complex, secure, and scalable network solutions that support global transaction processing. Lead network innovation, proactively identifying opportunities to adopt emerging technologies and drive efficiency. Coordinate and prioritise network-related initiatives across teams, balancing operational needs with strategic growth. Mentor and support engineers within the team, fostering technical excellence … system health and uptime. Collaborate with stakeholders, vendors, and service providers to ensure seamless integration and service quality. Develop and enforce quality assurance protocols and documentation standards across our network landscape. Own strategic network planning, ensuring infrastructure evolves in step with our product and market expansion. What you'll bring Extensive experience in network architecture, engineering, and More ❯

Are you a skilled Network Engineer looking to make a meaningful impact within the NHS? Join a company renowned for its commitment to quality patient care, innovation in healthcare delivery, and its role in integrating health and social care. The NHS Trust in North Wales is seeking for a Senior Network Engineer to join their … potentially secure a permanent role. If you would like to learn more about this opportunity, feel free to reach out and apply today! Responsibilities: Design, implement, and maintain robust network solutions to support critical healthcare operations. Collaborate with cross-functional teams to ensure secure, high-performance network connectivity. Provide expert support for Cisco Routing & Switching, UC/Collab … Wireless, and Network Security, ensuring consistent, reliable service. Required Skills/Qualifications: Cisco Routing & Switching Cisco UC/Collaboration Cisco Wireless Cisco Network Security CCNP-level expertise (certification is an advantage) Contract: 20-Month Fixed-Term Contract, with the potential to transition to a permanent role Benefits: Your work will directly support healthcare services, enhancing the quality of More ❯

The position is a Senior Network Engineering role. Expectation is the successful candidate will cover BAU project and support activities ultimately with an expectation to become part of a 24x7 On-Call rota. This role is hybrid with 2 days in office at either our Erskine or Newcastle site. Successful candidate should have or be willing to obtain … SC clearance. To meet criteria you will be a British Citizen with no other citizenships and lived in the UK for the last 5 years Job Summary: This Network Engineering role focusses on both the support and implementation of Network infrastructures in a large multi-vendor multi-site environment for a DXC Customer. Role focus will cover LAN … the successful candidate will have 5 to 10 years proven work experience in a challenging, multi-vendor environment working as part of a team delivering both project engineering and Network support functions. Key Responsibilities: Network Maintenance and Troubleshooting: Maintain data network hardware and systems. Investigate and resolve network and hardware issues. Analyze, isolate, and troubleshoot network More ❯

and Security managed to a high standard for clients. Intune/SCCM and application lifecycle management are in high demand across various sectors. The team is seeking a skilled Senior Network Engineer to take responsibility for the design, deployment, and support of complex network infrastructure, with a strong focus on ExpressRoute, Cisco Route & Switch technologies, Microsoft … and FortiGate firewalls. This role demands deep technical expertise, strong problem solving abilities, and effective collaboration with cross functional teams to ensure the stability, security, and performance of critical network systems. Make your next move. Apply now! Responsibilities: Design, implement, and support network solutions utilizing Cisco Route & Switch technologies Configure and manage Azure ExpressRoute to ensure reliable and … high-performance connectivity between on-premises networks and Azure Deploy and manage FortiGate firewalls for network security and threat management Monitor network performance and troubleshoot issues to ensure high availability and reliability Collaborate with cloud architects and IT teams to integrate network solutions with cloud services Document network designs, configurations, and procedures for reference and compliance More ❯

Job summary LGT IT is seeking a dynamic individual to fill the role of Senior network Engineer. The post holder will be responsible for the management, configuration and efficiency of the day-to-day operation of Trust's Local Area Networks, Data Centre Networks, Wide Area Networks, WiFi Networks and Client/Server VMware environment, desktop equipment, mobile … devices and servers and will assist the Network Security Manager in the installation and implementation of all changes to the said environment The ideal candidate will possess postgraduate qualifications in IT and advanced certifications in HP/Cisco networking and have a substantial, proven track record in Data and VOIP, WAN , WiFi and cloud Network Management in a … to-day operation of Trusts's IT equipment, Local Area Networks, Wide Area Networks, WiFi Networks and VMware environment, desktop equipment, mobile devices and servers and will assist the Network Security Manager in the installation and implementation of all changes to the said environment. Working closely with the Network Security Manager, to ensure effective and efficient operational management More ❯

Job Title: Senior Network Test Engineer Location: Remote, UK Salary/Rate: £435 per day (Inside IR35) Start Date: August 2025 Job Type: Contract Company Introduction We are currently recruiting on behalf of leading UK Telco provider who are hiring for a Senior Network Test Engineer for a 3-month rolling contract. The candidate More ❯

and we continue to lead the way toward a more sustainable and efficient energy landscape. Join us at Landis+Gyr, where we manage energy better! Landis+Gyr are looking for a Senior Network Engineer to jointhe Global IT Network team tosupport a busy, transforming and dynamicGlobal IT Infrastructure department. Areas of responsibility Administration and support of global network platforms WAN and SD-WAN support Google Cloud Platform network administration and support Check Point firewall administration and support (on-premise and cloud) Wireless network (Extreme) platform support and administration Pulse VPN remote access solution support Delivery and support of Internet (DIA) services LAN support and administration Collaboration with network team and wider IT Infrastructure/… IT function liaison Support and delivery of network related projects Skills and knowledge Network skills and technologies Verbal and written communication skills Team focus Available outside of normal business hours Desirable skills and knowledge High level networking skills & experience (WAN, LAN, SD-WAN, Wireless & VPN) Check Point firewall administration High level TCP/IP knowledge and experience Knowledge More ❯

Job Title: Senior Network Engineer Location: Frimley. This role will require full on site working Salary: Negotiable dependent on experience What you’ll be doing: Managing the verification and validation of designs ready for testing Providing support to external suppliers as and when required to ensure secure and robust communications Oversee the investigation of issues and suggesting … applying learning from test runs to future test sets Produce documentation required to support the design review process, including: diagrams; technical specifications; supporting calculations; design evidence and justifications Ensure network design proving evidence is comprehensive, captured within the requirements management tools and has been endorsed by the appropriate level of authority Your skills and experiences: Essential: Strong Virtual and … Physical Network Architecture experience will be required Previous experience of working with spine and leaf network configurations/architectures You will need to have worked with implementing and configuration of VRFs and VLANs Network gateway configurations and protocols experience Previous experience of working with Network firewalls Knowledge and experience of BGP. LLDP, Spanning tree, clustering Benefits More ❯

Senior Networking Engineer Permanent £70,000 - £80,000 per annum 4 days a week on site in London I am looking for a Senior Networking Engineer to join a thriving IT solutions consultancy offering the chance to work on the most exciting data centre technologies! Currently delivering a major new data centre implementation project for a … financial services client, this is a fantastic opportunity to work at the cutting edge of low-latency network design, colocation infrastructure, and network automation. You will play a critical role in designing, building, and supporting high-performance, highly available network solutions across global trading environments. If you thrive in a fast-paced, DevOps-focused environment and have …/or Arista EOS. Proven experience deploying networks in low latency Proven experience in financial trading environments. Solid knowledge of WAN technologies, optical networking, and fibre waves. Proficient in network automation (Ansible, Python, Jinja2, Git, Terraform, Jenkins). Experience in: Multicast configuration and troubleshooting Layer 1 MUX switching Packet tapping and timestamping Network security principles (VPNs, QoS, protected More ❯

Job Title: Senior Network Services Engineer Location: Farnborough (Hampshire) UK Office (Hybrid) Job Description: A leading company in lawful and location intelligence is looking for a Senior Services Engineer with hands-on experience in installation, maintenance, problem management, testing, and documenting the company's portfolio of infrastructure supporting intelligence products. The role focuses on integrating … other groups to ensure successful and high customer satisfaction. Location, Lawful and Data Intelligence Products and Protocols. Participate in customer technical assistance troubleshooting conference calls. Manage the segregated local network infrastructure. Deploy and maintain remote connectivity to customer networks from the local support office. Maintain and enhance customer monitoring tools. Will be required to participate in an on-call … deployment methods and process. Document and provide knowledge transfer information across multiple groups within and outside of the company. Position Specific Competencies/Skills Required: Essential: Technical understanding of network and IT security. Manage process to successful conclusion. Experience with Tier 1 Customer Service Provider networks and associated live business-critical systems. Strong knowledge of IP protocols at packet More ❯

Job Summary We're looking for a talented senior network engineer to join our team. The role will be split between the following areas: Projects: design, specification and implementation of high-availability network infrastructure, typically in the 50-500 user range. NOC: Ongoing network monitoring & management and improving our NOC function using RMM and other … required, overseeing installation including hands-on deployment and configuration, documentation, ongoing management and support, troubleshooting, and helping upskill the rest of the team. You will work across the full network stack and will need expert-level knowledge to design, specify, implement, troubleshoot, monitor and manage the full network stack including: Routers & Firewalls : SPI/DPI/UTM/… HP Aruba, Juniper, Mikrotik, Ruckus and Unifi. Responsibilities Assist in developing project specifications and proposals and responding to RFPs. You should be able to produce high-level and detailed network designs, specify the right equipment, liaising with clients and vendors as necessary. Participate in projects including the design, specification and implementation of new networks. This includes high level and More ❯

Are you ready to engineer networks at the cutting edge of speed and performance? A powerhouse in global motorsport, the team behind one of Formula One's most successful and technologically advanced operations has set the benchmark for engineering excellence and competitive dominance. With multiple Constructors' and Drivers' World Championships to its name, the organisation is known for pushing … the boundaries of innovation, data-driven performance, and precision teamwork on and off the track. The team is hiring a Senior Network Engineer to join its expanding internal infrastructure division. This role plays a vital part in supporting high-availability systems and delivering resilient, high-performance networking solutions across both on-site and remote environments. From factory … to paddock, the work directly supports mission-critical operations, where split-second reliability can make the difference between pole position and falling behind. Looking for a role where your network skills truly matter? Apply now! Responsibilities: Supporting, maintaining, and improving a multi-site network infrastructure Managing a complex mix of wired, wireless, and SD-WAN deployments across business More ❯

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

Join a leading Cisco partner on the hunt for a Senior Network Engineer who lives and breathes routing, switching, security, and wireless. This isn't just another support role, this is design, implementation, and ownership across multiple client environments. You'll be the go-to expert for delivering full-stack Cisco solutions and shaping networks that actually … high-level responsibility, technical ownership, and exposure to diverse, real-world deployments with no shift work or call rotas, just impactful engineering that makes a difference. This is a senior role for someone who wants to build solutions, not just troubleshoot them. If that's you, hit apply and let's talk Cisco. Key Responsibilities: Designing and implementing end … to-end Cisco network solutions Working across routing, switching, firewalls, and wireless - full-stack projects Visiting client sites (with Droitwich as your home base) Acting as a senior technical lead on projects and mentoring junior engineers Building relationships with clients and becoming their trusted Cisco authority Skills & Requirements: Strong hands-on experience with Cisco networking (ideally CCNP+ level More ❯

Job Title: ICT Senior Network Engineer Location: Bridgend Salary: £45,147 - £48,894 per annum Job type: Full Time/Permanent Level of Welsh language ability required: 2 Working Hours: 37 hours per week Closing Date: 18/07/2025, 15:00 About Us: South Wales Police is the largest police force in Wales, serving a More ❯

Join a leading Cisco, Fortinet, Juniper & Palo Alto Networks partner based in Lancaster. Our client specializes in providing top-notch network solutions to the public sector, including Councils, NHS Trusts, and Bluelight Services. With a strong commitment to staff development, they offer opportunities to gain certifications up to CCIE level, fully funded by the company. We are seeking a … personable and customer-focused Senior Network Engineer who excels in relationship building and is skilled in BGP, Layer 3 protocols, and next-gen firewalls (Fortinet, Palo Alto, or Cisco). You will be part of a team, working 80% on projects and 20% on support, including a 1-week on-call escalation rotation every 7 weeks. Key … Responsibilities: Design, implement, and manage complex network solutions, focusing on Layer 3 and BGP. Work with next-generation firewalls (Fortinet, Palo Alto, or Cisco). Engage with customers, building strong, long-lasting relationships. Provide escalation support on a 1-week in 7 rota and occasional out-of-hours support (1 week in 12, compensated at £250 per week). More ❯