26 to 50 of 69 Network Engineer Jobs in London

IT Network Engineer - London (Hybrid, 3 days on-site) Fortinet SD-WAN Competitive Salary + Excellent Benefits We are delighted to be recruiting for an IT Network Engineer to join a high-profile organisation based in London. This is an excellent opportunity for a motivated network professional to take on a hands-on role supporting … and delivering a secure, resilient, and high-performing network environment. The successful candidate will be responsible for maintaining and enhancing critical network infrastructure, ensuring services remain robust and available at all times. You will take ownership of IT projects, from capacity planning through to seamless service introduction, while working closely with delivery partners and suppliers to ensure maximum … leave plus bank holidays, free travel across specified networks, and the flexibility of hybrid working with three days per week spent on-site. For more information on this IT Network Engineerrole, contact or call Will on . Ganymede is committed to creating a diverse workforce and is an equal opportunities employer. We welcome applications from all suitably qualified persons More ❯

IT Network Engineer – London (Hybrid, 3 days on-site) Fortinet SD-WAN | Competitive Salary + Excellent Benefits We are delighted to be recruiting for an IT Network Engineer to join a high-profile organisation based in London. This is an excellent opportunity for a motivated network professional to take on a hands-on role supporting … and delivering a secure, resilient, and high-performing network environment. The successful candidate will be responsible for maintaining and enhancing critical network infrastructure, ensuring services remain robust and available at all times. You will take ownership of IT projects, from capacity planning through to seamless service introduction, while working closely with delivery partners and suppliers to ensure maximum … leave plus bank holidays, free travel across specified networks, and the flexibility of hybrid working with three days per week spent on-site. For more information on this IT Network Engineerrole, contact (url removed) or call Will on (phone number removed). Ganymede is committed to creating a diverse workforce and is an equal opportunities employer. We welcome applications More ❯

Lead Network Engineer When you join our Engineering Team at Telent, you'll be empowered to innovate and drive common solutions, working closely with technical experts who are proud of the impact their work makes. Come join a high-performing team doing complex and critical work. Help build and keep the nation's critical infrastructure connected and protected …/7. Reporting to the Head of Focal Engineering, the Lead Engineer will serve as the primary technical liaison for the Parliamentary Digital Service (PDS) representing Telent Engineering across the Palace of Westminster and the wider Parliamentary Cisco Enterprise Estate. This is a hybrid working role, with travel required to the Parliament Estate in London 1-2 days per … week initially. What you'll do: Act as the key technical point of contact between Telent Engineers and the Parliamentary Digital Service (PDS) for all aspects of network engineering. Support the delivery of a large-scale Cisco hardware refresh across the Palace of Westminster and wider Parliamentary Estate, ensuring minimal disruption to live services. Adhere to strict change control More ❯

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

Are you an experienced Network Engineer looking for an exciting new challenge? Would you like own the network of a growing business as they look to adopt an enterprise approach to networking? Can you demonstrate the ability to see the bigger picture and influence those around you to embrace change and new opportunities? Do you have robust … technical knowledge across network hardware and software? This newly created role is an excellent opportunity for an ambitious network engineer to play a pivotal role in the continued development and modernisation across the whole network of a fast-growing company. As the successful applicant you will take ownership of the whole network and play a … vital role in the adoption of new technologies and ways of working to deliver an enterprise-wide network. You will need to demonstrate broad knowledge across multiple network technologies including security such as Sentinel and Microsoft Defender, experience of cloud networking tools and zero trust approach would be beneficial alongside exposure to Microsoft 365. Experience using Fortinet is preferred More ❯

CCIE, JNCIE-N, CCDE, PCNSE, NSE 7, NSE 8, Cisco, Palo Alto, Fortinet, Juniper, VMWare, Network Architect, Network Lead, WANS, Network Design, AZURE VPM, Virtual WANS, Firewalls, DNS Social Media can work! This is a new client to Jump, who has contacted us due to shared values after reading our posts! We have been asked to find … an experienced Senior/Lead Network Engineer with strong cloud experience to join our clients growing team. Azure cloud experience preferred, on top of broad networking experience across WANS, Architecture, Firewalls and Network security. This isn't a junior role looking for someone to step up but more of a seasoned network/cloud network expert. Strong Cisco background preferred (CCIE certified level) or equivalent with Palo Alto, Fortinet, Juniper, VMWare. Ability to lead network projects, sit on key meetings, share expertise with the team needed. Candidates must be UK based as there will be a need for some site visits across the UK. Permanent only. No sponsorship or visa transfer support on More ❯

CCIE, JNCIE-N, CCDE, PCNSE, NSE 7, NSE 8, Cisco, Palo Alto, Fortinet, Juniper, VMWare, Network Architect, Network Lead, WANS, Network Design, AZURE VPM, Virtual WANS, Firewalls, DNS Social Media can work! This is a new client to Jump, who has contacted us due to shared values after reading our posts! We have been asked to find … an experienced Senior/Lead Network Engineer with strong cloud experience to join our client's growing team. Azure cloud experience preferred, on top of broad networking experience across WANS, Architecture, Firewalls and Network security. This isn't a junior role looking for someone to step up, but more of a seasoned network/cloud network expert. Strong Cisco background preferred (CCIE certified level) or equivalent with Palo Alto, Fortinet, Juniper, VMWare. The ability to lead network projects, sit on key meetings, and share expertise with the team is needed. Candidates must be UK-based as there will be a need for some site visits across the UK. Permanent only. No sponsorship or visa More ❯

AZURE NETWORK ENGINEER | Juniper, Palo Alto, Azure Cloud Networking, Scripting | £ plus 20% bonus Juniper, Palo Alto firewalls, Azure Cloud Networking Scripting - either Terraform or Powershell Network monitoring, high availability hybrid Cloud environment (Azure) Global Investment Fund Manager 4 days in the London office, 1 day WFH This impressive, privately owned Investment Fund Manager is seeking an experienced … Network Engineer to join their small IT team in London. Reporting to the Head of Infrastructure, you will take ownership of ensuring high availability of a complex hybrid Cloud environment working with Juniper, Palo Alto firewalls, routers, switches, load balancing and WiFi access points. They have a Azure Cloud environment so experience with networking in this setup would More ❯

Network Engineer – Cisco/Nexus/ISE/ACI/Fortigate 3 Month contract with extension We are looking for a number of strong Cisco Engineers with high level experience of design and implementation across Nexus Routing and Switching, ISE, ACI, Firewalls with CCNP or higher certification. The role is an onsite position working on a large scale More ❯

Network Engineer – Cisco/Nexus/ISE/ACI/Fortigate 3 Month contract with extension We are looking for a number of strong Cisco Engineers with high level experience of design and implementation across Nexus Routing and Switching, ISE, ACI, Firewalls with CCNP or higher certification. The role is an onsite position working on a large scale More ❯

About Us We are the UK network service provider making digital infrastructure simple. Whether indoors or outdoors, we make sure our customers can always connect their customers. We bring together mobile operators, central and local government, and real estate providers to work together in new ways using: Collaborative commercial models, combined real-estate and telecoms know-how, and global … biggest, most challenging wireless environments in the UK, including railway stations, Canary Wharf, City of London and events like the London Olympics. The Role We are looking for a Network Engineer to join the team here at Freshwave. This role is part of the team who are responsible for the successful design, implementation, and commissioning of the networking … systems, that can be used by wider Freshwave engineering and delivery teams to implement and validate the onsite customer systems. Configuration of routers, switches, RAN and monitoring systems Providing network engineering services to support the delivery of new Freshwave sites - detailed implementation of network components, including subsequent testing, validation, and documentation. Troubleshoot problems identified during testing and drive More ❯

3rd Line Network Support Engineer Defence Location Central London (5 days on site) Excellent opportunity to join a world-leading IT MSP and trusted partner to the U.K. MOD. As a 3rd Line Network Support Engineer , youll play a key role in maintaining and supporting secure enterprise network environments, while also contributing to patching, upgrades … monitoring, and wider infrastructure initiatives. This role goes beyond day-to-day support youll be working closely with a dedicated team to ensure robust network operations, resolve escalations, and take part in project delivery within a mission-critical environment. Whats on Offer Salary Competitive DOE Company bonus £6,000 car allowance 10% Security clearance bonus Benefits pack 10% employer … medical, life assurance & more Certification support paid exams and training materials for professional development Excellent career progression and skill up opportunities What youll be doing Managing and supporting secure network infrastructure environments Patch management and applying updates across Juniper devices Monitoring networks using SolarWinds (or similar tools) Supporting upgrades, maintenance, and configuration changes Working within escalation protocols to resolve More ❯

Network & Security Engineer Professional Services - Central London (Hybrid) The Opportunity We're looking for an experienced Network & Security Engineer to join our Professional Services team, delivering high-impact networking and security projects for a wide range of mid-market and enterprise clients across finance, retail, manufacturing, and technology.You'll be hands-on across the full project … to work with cutting-edge technology, sharpen your technical expertise, and play a key role in delivering secure, saleable, and innovative solutions. What You'll Be Doing Designing secure network solutions - running customer workshops, producing HLD/LLD documentation, and building POCs to validate solutions. Implementing solutions - preparing changes, building configuration templates, creating test scripts and deployment runbooks, and … configuring routers, switches, and firewalls. Leading projects - acting as lead engineer on both large (multi-month) and smaller projects, balancing competing priorities while ensuring successful delivery. Knowledge sharing - developing tools, guides, and processes to strengthen the team's capability and mentoring junior engineers. Staying ahead of the curve - becoming a subject matter expert across key networking and security technologies More ❯

Network & Security Engineer Professional Services - Central London (Hybrid) The Opportunity We're looking for an experienced Network & Security Engineer to join our Professional Services team, delivering high-impact networking and security projects for a wide range of mid-market and enterprise clients across finance, retail, manufacturing, and technology. You'll be hands-on across the full … to work with cutting-edge technology, sharpen your technical expertise, and play a key role in delivering secure, saleable, and innovative solutions. What You'll Be Doing Designing secure network solutions - running customer workshops, producing HLD/LLD documentation, and building POCs to validate solutions. Implementing solutions - preparing changes, building configuration templates, creating test scripts and deployment runbooks, and … configuring routers, switches, and firewalls. Leading projects - acting as lead engineer on both large (multi-month) and smaller projects, balancing competing priorities while ensuring successful delivery. Knowledge sharing - developing tools, guides, and processes to strengthen the team's capability and mentoring junior engineers. Staying ahead of the curve - becoming a subject matter expert across key networking and security technologies More ❯

challenging problems. Our teams work alongside our clients to help them understand how to exploit technologies to maintain a competitive advantage. We are looking for a hands on Senior Network Engineer to help our team design and deploy a next generation hybrid and multi cloud Wide Area Network, with a blend of physical and virtual appliances, alongside … always be considered for this or wider opportunities in CGI, where appropriate. Your future duties and responsibilities • Design and Implement WAN configurations in Cloud & Cisco. • Design and Implement App & Network policies in SD WAN. • Design and Implement App & Network policies in SD WAN. • Contribute to Network Automation with the Dev Team. • Capture and Manage design and config … in documentation. • Verification & Validation of the delivered designs. Required qualifications to be successful in this role • Cisco SD-WAN • IP Networking • Network Engineering • Network Architecture • Public Cloud Architecture • WAN • Desired Competencies: • Infrastructure as a Code • Cisco VOIP • Test Planning & Implementation • Stakeholder Management • Project Management • Security Architecture • Load Balancing Please note, due to the highly secure nature of the More ❯

This Junior Network Engineerrole is offered by a leading organisation in the IT and networking sector and is designed for graduates or early-career professionals looking to begin a career in network infrastructure and systems administration. As a Junior Network Engineer, you will be part of a specialist team responsible for maintaining, troubleshooting, and optimising network … opportunity is ideal for individuals who are passionate about networking and want to build a strong technical foundation in IT infrastructure. Key Responsibilities: Assist in configuring, monitoring, and maintaining network devices and systems. Troubleshoot connectivity issues and provide timely support. Support network security initiatives, including firewalls and access controls. Help monitor performance to ensure stability and reliability of … network services. Learn and apply industry standards, tools, and best practices (Cisco, Juniper, etc.). Requirements: Bachelors degree in Computer Science, Networking, Information Technology, or a related field. Strong interest in networking and IT infrastructure. Basic knowledge of networking protocols (TCP/IP, DNS, DHCP) and hardware. Familiarity with routing, switching, and firewalls is an advantage. Excellent problem-solving More ❯

Network Automation Engineer 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 Essential Experience: (must -have skills/qualifications) Solid experience of working in a high-pressure, large-scale, global … environment. Solid understanding of Web Security - Web Application Firewalls & API Security Gateways Experience doing development & tooling for Network & Security Engineering Teams Ability to communicate at all levels. Solid understanding of distributed multi-tier architectures. Solid understanding of change control procedures and incident reporting methodologies. Automating infrastructure provisioning - IaaS & Automating application delivery - PaaS Successful, proven experience (minimum 3 years) in More ❯

Network Automation Engineer 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 Essential Experience: (must -have skills/qualifications) Solid experience of working in a high-pressure, large-scale, global … environment. Solid understanding of Web Security - Web Application Firewalls & API Security Gateways Experience doing development & tooling for Network & Security Engineering Teams Ability to communicate at all levels. Solid understanding of distributed multi-tier architectures. Solid understanding of change control procedures and incident reporting methodologies. Automating infrastructure provisioning - IaaS & Automating application delivery - PaaS Successful, proven experience (minimum 3 years) in More ❯

Network Automation Engineer 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 Essential Experience: (must -have skills/qualifications) Solid experience of working in a high-pressure, large-scale, global … environment. Solid understanding of Web Security - Web Application Firewalls & API Security Gateways Experience doing development & tooling for Network & Security Engineering Teams Ability to communicate at all levels. Solid understanding of distributed multi-tier architectures. Solid understanding of change control procedures and incident reporting methodologies. Automating infrastructure provisioning - IaaS & Automating application delivery - PaaS Successful, proven experience (minimum 3 years) in More ❯

Network Automation Engineer 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 Essential Experience: (must -have skills/qualifications) Solid experience of working in a high-pressure, large-scale, global … environment. Solid understanding of Web Security - Web Application Firewalls & API Security Gateways Experience doing development & tooling for Network & Security Engineering Teams Ability to communicate at all levels. Solid understanding of distributed multi-tier architectures. Solid understanding of change control procedures and incident reporting methodologies. Automating infrastructure provisioning - IaaS & Automating application delivery - PaaS Successful, proven experience (minimum 3 years) in More ❯

Network Security Engineer – Contract Location: Fully Remote Rate: Up to £550 per day (Inside IR35) Duration: 6 Months About the Role We are seeking an experienced Network Security Engineer to join on a 6-month contract . This is a fully remote role, offering an opportunity to work on high-impact security projects and infrastructure initiatives. … You’ll be responsible for strengthening the security posture, managing critical systems, and mitigating risks across cloud and network environments. Key Responsibilities Manage, configure, and troubleshoot Palo Alto firewalls to ensure optimal security. Implement and maintain Azure security controls , including identity, networking, and monitoring solutions. Configure and manage Web Application Firewalls (WAFs) to protect against application-layer attacks. Conduct … with cross-functional teams to ensure security best practices are followed. Stay up to date with emerging threats, vulnerabilities, and industry trends. Skills & Experience Required Proven experience as a Network Security Engineer or similar role. Strong hands-on experience with Palo Alto firewalls and associated security policies. Strong experience working with Azure Solid knowledge of Microsoft Azure security More ❯

Embark on a transformative journey as an Infrastructure Engineer Production Network Engineering at Barclays, where you spearhead the evolution of our digital landscape, driving innovation and excellence. You'll harness technology to revolutionise our digital offerings, ensuring unparalleled customer experiences.Production Network Engineering is a new mission aligned operating model within the newly formed Network Product Design … Engineering domain at Barclays. Network Product Design & Engineering is responsible for the design, build and run of the underlying strategic network infrastructure platforms and the over-the-top connectivity products and services that enable systems, colleagues, guests and partnersTo be successful in this role as an Infrastructure Engineer – Production Network Engineering, you should possess the following … as Openstack, Kubernetes, QEMU, KVM, HCI spanning Cloud Platforms for example Public, Edge, Private and uCPE Platforms for example x86, Arm CPU architectures to enable the delivery of heterogeneous network systems, products and services at enterprise scaleDeep understanding of open-source networking technologies such as kernel (including eBPF, AF_XDP), OVS, OVN, SoNIC, DENT, Switchdev, ONF stack, Iwd, NetworkManager More ❯

Overview Hudson River Trading's High Performance Computing (HPC) Network Engineering team designs and engineers the low-latency communications infrastructure that underpins our incredibly large GPU and CPU compute clusters. Our mandate is to architect, optimize, and scale the high-performance LAN and WAN infrastructure that interconnects globally distributed, large-scale on-prem data centers, enabling them to grow … rapidly and operate at peak performance in support of HRT's demanding computational workloads. We are looking for a Network Engineer with deep experience in designing, deploying, and scaling networks for large-scale HPC environments. You will be building the next generation of infrastructure required by a premier algorithmic trading firm operating at the forefront of technology and … someone who loves technology and is excited about tackling big picture problems. You will work on a wide variety of projects to enhance the performance and capacity of the network and contribute to both the management and the technical nitty-gritty of our computing architecture. Our people and our compute capabilities are our two most important differentiators, and that More ❯

Network Deployment Engineer – Hayes Are you a hands-on engineer with a passion for networks and data centres? This is your chance to join a fast-growing team, working on large-scale Cisco networking projects and building the foundation for a rewarding career in network engineering . What you’ll be doing: Deploying and installing network & server hardware across data centre and edge sites. Structured cabling (fibre & copper), patching, labelling, and cable management Supporting hardware configuration and network provisioning Maintaining accurate documentation (cabling, IP addresses, asset tracking) On-site diagnostics, device swaps, and project support alongside senior engineers Field-based role, 4 days per week (occasional weekends/out-of-hours) What they’re … looking for: Network/infrastructure installation (rack & stack, cabling, patching) Cisco Switches, Layer 2 Knowledge of networking fundamentals (Layer 1–3) CCNA or CompTIA Network+ certification (preferred) Hands-on experience with UPS systems, structured cabling & troubleshooting Organised, detail-driven, and customer-focused mindset UK driving licence and flexibility to travel nationwide Why join them? Step up into enterprise & data More ❯

Calling all Water Network Engineers! We are looking for a skilled and experienced Water Network Engineer to join a leading multi-disciplinary consultancy, in a contract position, Outside IR35. You will be required to work on a Hybrid basis from our client's London office. This is a great opportunity to be an active member of an … sustainability. - Competitive hourly rate -Hybrid working arrangement. Key Responsibilities: -Design and plan water distribution systems in line with regulations and industry standards. -Manage maintenance, repairs, and upgrades of water network infrastructure. -Oversee projects from start to finish, coordinating with internal teams and external contractors. -Ensure all work complies with legal, environmental, and safety requirements. -Stay up to date with … industry innovations and contribute to continuous improvement. What We Are Looking For: -Minimum 7 years' experience in water network or utilities engineering. -Degree in Civil, Environmental, or Water Engineering (or related field) is desirable -Good understanding of UK water industry standards and practices. -Experience within hydraulic modelling is desirable -Strong background in water networks or utilities engineering. More ❯