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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Network Engineer - **Company:** Radius Consultancy - **Location:** Bromley, UK - **Experience:** Expert - **Salary:** £65,000.0 - £75,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Baselining, Border Gateway Protocol, Cyber Security, Disaster Recovery, Domain Name System (DNS), Microsoft Exchange Server, Firmware, Monitoring of Systems, Hypertext Transfer Protocols (HTTP), Integrated Services Digital Networks, Networking Hardware, Internet Protocol, Local Area Networks, Network Security, Simple Mail Transfer Protocols, Networking Cables, Network Planning and Design, Routing, Network Service, TCP/IP, Virtual Local Area Networks, Virtualization Technology, Wide Area Networks, Firewalls (Computer Science), Juniper, Information Technology, Fireeye, Cisco - **Published:** September 13, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5880952739 ## About the Role * Degree (or equivalent) in a computer-related subject * Strong experience with Juniper Networks and firewalls, or the ability to transfer from Cisco to Juniper * Knowledge of Windows 2003 and above, Exchange Server, LANs, WANs, virtualisation, TCP/IP, routing, SANs, network design, firewalls, Active Directory, encryption technologies, and system monitoring and management * Proven and demonstrable experience supporting IT infrastructure, including networks and security hardware * Deep experience with one major network equipment provider * Evidence of implementing IT security tools and techniques * Practical experience managing change * Good working knowledge of Information Governance and its application within IT * Commitment to customer-facing service * Significant experience managing, motivating, and developing staff * Understanding of core Internet protocols such as TCP/IP, UDP, DNS, SMTP, HTTP, and BGP ## Description * Support all internal networks across UK sites and European offices, reporting to the Head of Networks * Work with and provide cover for the Customer Networks and Product Development Manager * Contribute to IT network project delivery, including design, build, and stakeholder communication * Maintain and configure routers, switches, and related network equipment * Deliver and support customer connections, including server sockets, VLANs, and similar services * Assist with configuration of internal and external switches * Provide technical support for service-network cabling, including planning and deploying cabinet cabling * Support firmware and software updates for routers and switches * Assist with EOL management and ensure timely planning and budgeting for replacements * Support telephony systems, including ISDN and SIP services * Assist in maintaining backups, redundancies, and disaster recovery processes for all network services * Support network security through monitoring, audits, baselining, and working with internal and external assessors * Support security and monitoring systems such as Systems Observer and FireEye * Support assigned projects, including procurement meetings, budgeting, and security assessments * Produce basic network designs * Work across project and design activities as well as BAU support Technologies: * Active Directory * Cisco * Firmware * Hardware * HTTP * Support * Network * Security * TCP/IP * Windows * LAN, We are a global organisation based in London, offering a Senior Network Engineer role with a salary of around £75,000 plus bonus, benefits, and on-call arrangements. The role is focused on supporting internal networks across UK and European sites, with a mix of project/design work and BAU support, and we are particularly interested in experience with Juniper Networks and firewalls. ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go) - [Cyber Sleuth: Finding Hidden Connections in Cyber Data](https://www.wearedevelopers.com/videos/893-cyber-sleuth-finding-hidden-connections-in-cyber-data) - [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) ## Related Articles - [UK Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/326-uk-business-culture-and-etiquette) - [IT Salaries in UK](https://www.wearedevelopers.com/magazine/288-it-salaries-in-uk) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Best Companies to work for in London: Top 25 Companies in 2023](https://www.wearedevelopers.com/magazine/187-best-companies-to-work-for-in-london-top-25-companies-in-2023) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)