51 to 75 of 160 Senior Network Engineer Jobs in England

Senior Network Engineer — Hybrid Infra & Security

Location
Greater London, England, United Kingdom
National Physical Laboratory seeks a Senior Network Engineer to lead on‐prem network design, deployment, and security within a hybrid infrastructure. You will manage Alcatel‐Lucent switches, Fortinet firewalls, and associated services, while coordinating with cybersecurity for secure, reliable connectivity across the UK site footprint. … work with virtualization, storage, and backup systems (e.g., VMware, Hitachi Storage Array, Rubrik, Nimble) and contribute to documentation and network #J-18808-Ljbffr ...

Senior Network Engineer - Hybrid Cloud & Security

Location
Greater London, England, United Kingdom
Viasat is seeking a Senior Network Engineer to ensure reliable, secure, and scalable enterprise network operations across on‐premises and cloud environments. You will contribute to network architecture, deployment, and operational readiness, partnering with infrastructure, security, and application teams. The role requires deep networking expertise ...

Senior Infrastructure & Network Engineer

Location
Manchester, England, United Kingdom
network and endpoint estate is growing fast, and we need someone who can take real ownership of it and not just keep the lights on. As our Senior Infrastructure & Network Engineer, you'll lead the redesign of our enterprise network … genuine step into full infrastructure ownership at a fast-growing, global business. What you'll be doing Lead the redesign and optimisation of our network infrastructure — routing, switching and wireless — with phased delivery across our sites, owning segmentation, VLAN redesign, WAN uplinks, LAN architecture and NAT configuration. ...

ICT Senior Network and Telephony Engineer

Location
Stevenage, England, United Kingdom
TITLE ICT Senior Network and Telephony Engineer POST NUMBER 014036 WEEKLY WORKING HOURS 37 SALARY RANGE £43,149 to £46,579 pa – pro rata for hours worked TYPE OF CONTRACT Permanent LOCATION Stevenage/Hertford/Hybrid ABOUT THE ROLE We are excited to offer a rewarding … opportunity to join our ICT Network and Telephony team, as an ICT Senior Network and Telephony Engineer. This role ensures the smooth operation and reliability of the council's network – which underpins the ICT infrastructure, systems, and applications we deliver. You will work closely with ...

Senior Network Engineer: Hybrid Cloud & Security SME Remote

Location
Greater London, England, United Kingdom
Hamilton Barnes Associates Limited is seeking a Senior Network Engineer to take technical ownership of design, implementation, and mentoring within a small engineering team. This home-based role includes occasional visits to our East London data centre and covers routing, switching, network security, wireless, cloud networking … Linux technologies. You will design, deliver, and support a hybrid network spanning on‐premises, data centre, and cloud environments, act as senior SME, mentor junior #J-18808-Ljbffr ...

Senior Network Engineer - Hybrid On-Site Networking & Cloud

Location
Greater London, England, United Kingdom
Viasat is seeking a Senior Network Engineer to ensure reliable, secure and scalable enterprise network operations across on‐premises and cloud environments. The role emphasizes leadership in network architecture, deployment, and operational excellence. You will collaborate across infrastructure, security and application teams to deliver resilient ...

Senior Network Engineer – Data Center & Load Balancing

Location
Portsmouth, England, United Kingdom
Trellint is seeking a Senior Network Engineer to lead the design, implementation, and support of enterprise network infrastructure across its UK data centers and offices. You will focus on data center networking, load balancing, and core services to ensure high availability, performance, and security. You will … design and implement network solutions, mentor team members, and work with IT leadership to align infrastructure with business goals. #J-18808-Ljbffr ...

Senior Network Engineer — Cloud & Automation Lead

Location
Greater London, England, United Kingdom
Group is seeking a Senior Network Engineer to lead the evolution of our high‐speed, highly available network infrastructure in our London headquarters. You will drive data center enhancements, design and operate containerised and public cloud platforms, and partner with software teams to deliver scalable services. … will mentor peers and maintain comprehensive network documentation and standards. You will apply advanced routing, switching, and DNS expertise in a fast-paced fintech #J-18808-Ljbffr ...

Hybrid Senior Network Engineer: FortiGate & DC Networking

Location
West Kirby, England, United Kingdom
Adecco are recruiting a Senior Network Engineer for Merseyside Police, Rosehill, Liverpool. You will provide hands-on enterprise network support, troubleshooting and project delivery in a dynamic public-sector environment. The role requires FortiGate firewall experience, LAN/WAN, data centre networking, and routing/switching ...

Senior Network Engineer: Cloud, Automation & Scale

Location
City Of London, England, United Kingdom
Group in London seeks a Senior Network Engineer to own and evolve the company’s high-speed, highly available network infrastructure across data centers and cloud environments. You will guide design, implementation and operation of core network services, drive automation and collaboration across teams ...

Senior Network Security Engineer

Hiring Organisation
Hays
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£70,000
Senior Network Security Engineer Permanent £50,000 - £70,000 10-15% Performance Bonus + more benefits Location: Hybrid - Office in Sheffield City Centre Your new company Due to continued organisational growth, I'm back on the lookout for some talented Network Security Engineers to work … managed service environment in Sheffield. This is a fantastic opportunity to progress your network security career with one of the UK's most renowned organisations in a managed service environment. Your new role will involve Joining the existing Network Security team In tandem with the SOC Looking ...

Hybrid Senior Network Engineer - 12-Month Contract

Location
Redhill, England, United Kingdom
Fractional is seeking a Senior Network Engineer in Redhill, Surrey, United Kingdom, hybrid arrangement, to support the transition, implementation and ongoing operation of enterprise network services. The role emphasizes secure, resilient networks, thorough documentation, and business-critical operations across LAN, WAN and data centre environments. … will work with internal teams, service management, and third-party suppliers to deliver reliable network solutions during transition, #J-18808-Ljbffr ...

DV-Cleared Senior Network Engineer — 12m Contract

Location
Greater London, England, United Kingdom
Funplazambsc in South West London is seeking a DV cleared Senior Network Engineer for a 12 month contract. The role provides network and infrastructure support for our CSC portfolio, including on-site and on-call duties to cover national infrastructure. Candidates should have Cisco Routing/ ...

Senior Network Engineer — Cloud & Security Solutions Lead

Location
York and North Yorkshire, England, United Kingdom
OneAdvanced in the United Kingdom is seeking a Senior Network Engineer to join a customer-centric squad. You will design and implement network and security solutions across on-premise, cloud and hybrid environments, aligned with customer architectural teams. Ideal candidates will operate at CCNP/CCIE ...

Senior 3rd Line Network Engineer

Hiring Organisation
Leidos Innovations UK Limited
Location
Huntingdon, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
Salary
£75,000
Senior 3rd Line Network Engineer Location: Huntingdon, UK Clearance - High DV 'Developed Vetting UNLEASH YOUR POTENTIAL Everything we do is built on a commitment to do the right thing for our customers, our people and our community. Our mission and our values guide … incidents, support Problem Management, Continual Service Improvement (CSI), and occasional Change Request (CR) work on IT Systems supporting key National Security outputs. 3rd Line Network Engineers conduct reactive and proactive maintenance, primarily on High Side systems, but may occasionally be required to support other lower classification systems that Leidos ...

Senior Network Engineer - Design & BAU Lead (London)

Location
City Of London, England, United Kingdom
Radius Consultancy seeks a Senior Network Engineer to join their London team. The role involves 35% project and design work and 65% BAU, with responsibilities covering network design, configuration and security across UK sites and European offices. You will maintain routers/switches, support customer connections ...

Senior Network Engineer – Cloud, DC & Automation

Location
City Of London, England, United Kingdom
Group in London seeks a Senior Network Engineer to strengthen and evolve our enterprise network. You will lead data center enhancements, design and operate containerised and cloud-based platforms, and drive proactive improvements across reliability and performance. You will collaborate with development teams, mentor engineers, and maintain … comprehensive network documentation to ensure clarity and continuity in a fast-paced, high-demand trading environment. #J-18808-Ljbffr ...

Senior Connectivity Engineer / Network Engineer

Location
Wallingford, England, United Kingdom
Senior Connectivity Engineer/Networking/VPN/Go/Python/Linux/Location: Wallingford - Oxfordshire (Hybrid) Permanent At Dexory, we are transforming the warehousing and logistics industry through data intelligence. We're currently recruiting for a Senior Connectivity Engineer to take … issues quickly. Improve cellular/SIM lifecycle management: provisioning automation, usage/cost visibility, and carrier‐level reporting. Enable deployments with pre‐deployment network validation and simple site survey workflows that field teams can run independently. Partner with deployment, service and customer‐facing teams to turn field issues into ...

Senior Network Engineer — AI-Driven NOC & Cloud

Location
Greater London, England, United Kingdom
Cboe Global Markets in London is seeking a Senior Network Engineer on a 6‐month fixed term contract to support, operate, and improve reliability across on‐prem and cloud networks. The role emphasizes AI‐enabled operations, automation, and incident response in a latency‐sensitive trading environment. … successful candidate will design and implement network solutions, monitor real‐time telemetry, and collaborate with cross‐functional teams to ensure robust connectivity for global market data and #J-18808-Ljbffr ...

Senior Network Engineer – Secure Enterprise Networking

Location
Malvern, England, United Kingdom
QinetiQ Limited in Malvern is seeking a Senior Network Engineer to design, develop and deliver secure networking solutions for critical programmes and projects. You will provide technical leadership across networking activities, work with project teams and stakeholders to meet user requirements, and contribute through the full project ...

Senior Network Engineer — Remote/Hybrid (Multi-Region DC)

Location
Greater London, England, United Kingdom
Hack The Box seeks a Senior Network Engineer to own design, deployment, and reliability of our global data-center network. You’ll shape spine‐leaf architectures, manage eBGP/iBGP, and build scalable EVPN‐VXLAN fabrics across regions while modernizing automation with Ansible and Terraform. The role ...

Senior Network Tooling Engineer

Location
Birmingham, England, United Kingdom
supporting a major UK Government client, HMRC, where you'll manage and enhance the monitoring, alerting and automation capabilities that keep a critical network running at its best. As a Senior Network Tooling Engineer, you'll use your expertise to develop and optimise tooling, troubleshoot complex … This is an opportunity to make a real impact in a high-profile environment, working with cutting-edge technologies while influencing the future of network operations and automation.The successful candidate must be eligible for, and able to obtain and maintain, SC UK Government Security Clearance.What you’ll be doingProvide ...

Senior Network & Security Engineer - Hybrid (Police IT)

Location
Chelmsford, England, United Kingdom
Kent Police IT Services is seeking a Senior Network Engineer to join the Network Services Team. The role supports policing networks across two counties with a focus on security and voice; it is a home-based position with occasional site visits to Kent and Essex sites. … role requires proven network engineering experience, security expertise, and comfort with 3rd line support. The job offers a permanent contract, 37 hours per week, with occasional on-call duties. #J-18808-Ljbffr ...

Senior Fortinet Network Engineer – Hybrid Liverpool

Location
Liverpool, England, United Kingdom
Adecco is seeking a Senior Network Engineer to join the client’s infrastructure team on a 6-month contract in Liverpool. The role is hybrid with the expectation of 3 days onsite per week and involves maintaining and enhancing an enterprise network to ensure security, stability … performance. The position requires strong FortiGate experience, routing/switching expertise, VPNs, and network monitoring. Occasional out-of-hours work may be required. #J-18808-Ljbffr ...

Senior IP Network Engineer & SRE Lead

Location
Birmingham, England, United Kingdom
Group is seeking a Senior Network Engineer- IP to join Professional Services. You will act as a subject matter expert across network engineering and SRE, leading complex fault resolution and end-to-end changes across BT’s fixed network infrastructure. You will champion reliability, automation ...