london (city of london), south east england, united kingdom
RedRock Consulting
Role Overview Seeking an experienced SeniorNetworkEngineer with deep expertise in multi-vendor networking and security solutions. Required Skills and Experience Proven expertise in F5 LTM, including load balancing concepts, iRules development, and VIP configuration. Strong background with Fortinet security solutions, especially FortiGate firewall and FortiManager configuration and policy deployment. Hands-on experience with Juniper SRX … firewalls and EX switches. Proficiency with Cisco Nexus 7k switches and Cisco ISE for network access control. Solid understanding of routing, switching, and network documentation standards. Excellent problem-solving, communication, and documentation skills. More ❯
SeniorNetworkEngineer DGH Recruitment are currently recruiting on behalf of a leading client in the professional services industry who require a SeniorNetworkEngineer to join the firm in London on a 12 month fixed term basis. You will be responsible for maintaining the existing LAN/WAN infrastructure as well as working … on projects to maintain their LAN/WAN and Office Moves and Changes. Responsibilities: • Design, implement, and manage complex network infrastructure using Cisco Campus Networking 9300 series and Cisco Nexus switches. • Configure, deploy, and maintain Palo Alto Prisma Access firewall policies to ensure secure access to critical applications and data. • Implement and manage VeloCloud SD-WAN solutions to optimise … network performance and ensure reliable connectivity across multiple locations. • Administer and configure FortiGate Firewalls for advanced security measures and threat management. • Monitor network performance, identify issues, and perform necessary troubleshooting to maintain optimal network health. Required Skills: • 5 years plus experience. • HLD/LLD Documentation skills. • Strong knowledge in the Microsoft Azure cloud stack. • Knowledge and experience More ❯
Social network you want to login/join with: SeniorNetwork Security Engineer, london (city of london) col-narrow-left Client: RedRock Consulting Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: Role Overview Seeking … an experienced SeniorNetworkEngineer with deep expertise in multi-vendor networking and security solutions. Required Skills and Experience Proven expertise in F5 LTM, including load balancing concepts, iRules development, and VIP configuration. Strong background with Fortinet security solutions, especially FortiGate firewall and FortiManager configuration and policy deployment. Hands-on experience with Juniper SRX firewalls and EX … switches. Proficiency with Cisco Nexus 7k switches and Cisco ISE for network access control. Solid understanding of routing, switching, and network documentation standards. Excellent problem-solving, communication, and documentation skills. #J-18808-Ljbffr More ❯
SeniorNetworkEngineer – CONTRACT – London up to £1000 per day - based on experience A skilled NetworkEngineer is required to support high-performance network initiatives within a fast-paced financial services environment. This urgent contract opportunity focuses on automation-first network infrastructure design across hybrid cloud, data centres, and low-latency environments. You … ll join a highly capable team delivering strategic upgrades to core network services—leveraging automation, SDLC best practices, and infrastructure-as-code to drive scalable and secure architectures. The requirements are as follows: CCNP-certified with strong hands-on experience across enterprise networking Deep expertise in BGP and routing design, ideally supported by CCDP or equivalent Proficiency with Cisco … IOS-XR, Cisco NX-OS, and/or Arista EOS Experience with WAN/OTN networks, and knowledge of Juniper and/or Nokia platforms Familiarity with network automation using Python and Ansible (Day-1/Day-2 operations) Understanding of CI/CD, SDLC workflows, and secure-by-design principles Exposure to low-latency or trading networks is More ❯
SeniorNetworkEngineer – CONTRACT – London up to £1000 per day - based on experience A skilled NetworkEngineer is required to support high-performance network initiatives within a fast-paced financial services environment. This urgent contract opportunity focuses on automation-first network infrastructure design across hybrid cloud, data centres, and low-latency environments. You … ll join a highly capable team delivering strategic upgrades to core network services—leveraging automation, SDLC best practices, and infrastructure-as-code to drive scalable and secure architectures. The requirements are as follows: CCNP-certified with strong hands-on experience across enterprise networking Deep expertise in BGP and routing design, ideally supported by CCDP or equivalent Proficiency with Cisco … IOS-XR, Cisco NX-OS, and/or Arista EOS Experience with WAN/OTN networks, and knowledge of Juniper and/or Nokia platforms Familiarity with network automation using Python and Ansible (Day-1/Day-2 operations) Understanding of CI/CD, SDLC workflows, and secure-by-design principles Exposure to low-latency or trading networks is More ❯
SeniorNetworkEngineer – CONTRACT – London up to £1000 per day - based on experience A skilled NetworkEngineer is required to support high-performance network initiatives within a fast-paced financial services environment. This urgent contract opportunity focuses on automation-first network infrastructure design across hybrid cloud, data centres, and low-latency environments. You … ll join a highly capable team delivering strategic upgrades to core network services—leveraging automation, SDLC best practices, and infrastructure-as-code to drive scalable and secure architectures. The requirements are as follows: CCNP-certified with strong hands-on experience across enterprise networking Deep expertise in BGP and routing design, ideally supported by CCDP or equivalent Proficiency with Cisco … IOS-XR, Cisco NX-OS, and/or Arista EOS Experience with WAN/OTN networks, and knowledge of Juniper and/or Nokia platforms Familiarity with network automation using Python and Ansible (Day-1/Day-2 operations) Understanding of CI/CD, SDLC workflows, and secure-by-design principles Exposure to low-latency or trading networks is More ❯
SeniorNetworkEngineer – CONTRACT – London up to £1000 per day - based on experience A skilled NetworkEngineer is required to support high-performance network initiatives within a fast-paced financial services environment. This urgent contract opportunity focuses on automation-first network infrastructure design across hybrid cloud, data centres, and low-latency environments. You … ll join a highly capable team delivering strategic upgrades to core network services—leveraging automation, SDLC best practices, and infrastructure-as-code to drive scalable and secure architectures. The requirements are as follows: CCNP-certified with strong hands-on experience across enterprise networking Deep expertise in BGP and routing design, ideally supported by CCDP or equivalent Proficiency with Cisco … IOS-XR, Cisco NX-OS, and/or Arista EOS Experience with WAN/OTN networks, and knowledge of Juniper and/or Nokia platforms Familiarity with network automation using Python and Ansible (Day-1/Day-2 operations) Understanding of CI/CD, SDLC workflows, and secure-by-design principles Exposure to low-latency or trading networks is More ❯
SeniorNetworkEngineer – CONTRACT – London up to £1000 per day - based on experience A skilled NetworkEngineer is required to support high-performance network initiatives within a fast-paced financial services environment. This urgent contract opportunity focuses on automation-first network infrastructure design across hybrid cloud, data centres, and low-latency environments. You … ll join a highly capable team delivering strategic upgrades to core network services—leveraging automation, SDLC best practices, and infrastructure-as-code to drive scalable and secure architectures. The requirements are as follows: CCNP-certified with strong hands-on experience across enterprise networking Deep expertise in BGP and routing design, ideally supported by CCDP or equivalent Proficiency with Cisco … IOS-XR, Cisco NX-OS, and/or Arista EOS Experience with WAN/OTN networks, and knowledge of Juniper and/or Nokia platforms Familiarity with network automation using Python and Ansible (Day-1/Day-2 operations) Understanding of CI/CD, SDLC workflows, and secure-by-design principles Exposure to low-latency or trading networks is More ❯
london (city of london), south east england, united kingdom
Arcus Search
SeniorNetworkEngineer – CONTRACT – London up to £1000 per day - based on experience A skilled NetworkEngineer is required to support high-performance network initiatives within a fast-paced financial services environment. This urgent contract opportunity focuses on automation-first network infrastructure design across hybrid cloud, data centres, and low-latency environments. You … ll join a highly capable team delivering strategic upgrades to core network services—leveraging automation, SDLC best practices, and infrastructure-as-code to drive scalable and secure architectures. The requirements are as follows: CCNP-certified with strong hands-on experience across enterprise networking Deep expertise in BGP and routing design, ideally supported by CCDP or equivalent Proficiency with Cisco … IOS-XR, Cisco NX-OS, and/or Arista EOS Experience with WAN/OTN networks, and knowledge of Juniper and/or Nokia platforms Familiarity with network automation using Python and Ansible (Day-1/Day-2 operations) Understanding of CI/CD, SDLC workflows, and secure-by-design principles Exposure to low-latency or trading networks is More ❯
Knutsford, England, United Kingdom Hybrid / WFH Options
GCS
NetworkEngineer – SME Level Permanent | Cheshire (East) – Hybrid (2 days/week on-site) £55,000 – £64,500 (up to £70,000 DOE) We’re hiring experienced Network Engineers (SMEs) to join a leading financial services organisation, supporting major transformation programmes and network-led initiatives. This is a permanent role with hybrid working from their Cheshire … based office . Key Responsibilities: Lead the design and delivery of enterprise-level network solutions in line with architectural standards. Produce and maintain high-quality documentation. Ensure compliance with network governance, change management, and audit/risk processes. Engage with stakeholders, providing clear delivery updates and next steps. Essential Experience 5+ years in a Senior, Lead, or … SME NetworkEngineer role. Proven project delivery experience in large-scale environments. Strong communication skills with the ability to liaise effectively with both technical and non-technical stakeholders. Technical Skills: Expertise in at least one of the following is essential: Routing & Switching (Cisco, Juniper) Firewalls (Fortinet) Load Balancers (F5) Desirable Experience (not mandatory): Technologies: Bluecoat, Symantec Proxy, zScaler More ❯
Job Description SeniorNetworkEngineer with Security and Cisco - City London Our Client urgently requires a SeniorNetworkEngineer with a heavy background in Network Security on Cisco and Microsoft. The security and support of the company's network is paramount. Predominantly a support role (BAU) with design of scalable solutions deliverable … from perimeter to DMZ roles. Support IPS deployment for European branches. Develop, maintain and deliver global standards to all networking devices. Remediate Penetration Test results. Ensure seamless migration of network estate to newly adopted security framework. General Skills: Experience working within mission-critical environments. Experience in operational deployments. Datacentre cabling and racking of equipment. Technical Skills you need to More ❯
warrington, cheshire, north west england, united kingdom Hybrid / WFH Options
GCS
NetworkEngineer – SME Level Permanent | Cheshire (East) – Hybrid (2 days/week on-site) £55,000 – £64,500 (up to £70,000 DOE) We’re hiring experienced Network Engineers (SMEs) to join a leading financial services organisation, supporting major transformation programmes and network-led initiatives. This is a permanent role with hybrid working from their Cheshire … based office . Key Responsibilities: Lead the design and delivery of enterprise-level network solutions in line with architectural standards. Produce and maintain high-quality documentation. Ensure compliance with network governance, change management, and audit/risk processes. Engage with stakeholders, providing clear delivery updates and next steps. Essential Experience 5+ years in a Senior, Lead, or … SME NetworkEngineer role. Proven project delivery experience in large-scale environments. Strong communication skills with the ability to liaise effectively with both technical and non-technical stakeholders. Technical Skills: Expertise in at least one of the following is essential: Routing & Switching (Cisco, Juniper) Firewalls (Fortinet) Load Balancers (F5) Desirable Experience (not mandatory): Technologies: Bluecoat, Symantec Proxy, zScaler More ❯
Founded 20 years ago, they’re on a thrilling journey of growth and innovation. You'll find a supportive environment where your skills can flourish. The Role As a SeniorNetworkEngineer your role is to deliver, review, support and optimise the network infrastructure. Configure, maintain, and monitor network equipment across multiple sites, including cloud … environments. Oversee WAN, routers, firewalls, switches, load balancers, traffic optimizers, and wireless devices, both on-premises and in Azure. Implement and enforce physical and virtual network security procedures to safeguard the network infrastructure. Ensure all network devices are up to date with the latest patches and firmware. Identify, troubleshoot and resolve network issues encountered by users … Concepts (POCs) to support business requirements. Participate in a regular on-call rota to provide after-hours support for the business. Create and maintain detailed documentation of project scopes, network designs, and configurations. Guide the team in alignment with the road map, providing mentoring and training to junior engineers and support teams. The Candidate Cisco switching and routing full 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 SeniorNetworkEngineer 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 ❯
London, England, United Kingdom Hybrid / WFH Options
Mimecast
Social network you want to login/join with: The Mimecast Cloud Networking team delivers a reliable and performant network built on top of a hybrid-cloud technology stack to ensure Mimecast’s services remain available and able to serve Mimecast customers at scale. The Cloud Networking team at Mimecast are looking for a talented Senior Cloud … NetworkEngineer with experience automating and operating networks in hybrid-cloud environments. We’d like to hear from you if you’re someone who’s an expert at Networking and IaC, with an automation-first mindset and knows what it takes to build and operate a resilient, secure and highly automated network architecture. You should be proficient … As someone who lives and breathes cloud networking, you will possess a passion for staying abreast of the latest emerging technologies in cloud, networking and automation. As a Mimecast Senior Cloud NetworkEngineer, you will: Build, configure, and administer network devices, services, and components, ensuring optimal performance, security, and availability using Network as Code philosophies. More ❯
people, we will create a workplace that is diverse and equitable, building a culture of collaboration and inclusion. Position Overview Ithaca Energy is accepting applications for the position of SeniorNetworkEngineer, located in our Aberdeen Office. Reporting to the IT Network Lead, the SeniorNetworkEngineer will have extensive experience in enterprise … scale network environments, with a strong hands-on background in Cisco routing and switching. The role requires expertise in designing, implementing, and managing complex on-premises and public cloud network infrastructure to support Ithaca Energy's onshore and offshore operations. Understanding the risks and rewards of failing fast and implementing fit-for-purpose or 'minimum viable product' solutions … are maintained. You should also understand the features of, and dependencies between, technical infrastructure components when considering changes, upgrades, or replacements. Responsibilities Design, deploy, and maintain scalable and secure network solutions to support Ithaca Energy's business operations onshore and offshore. Configure and maintain routing, switching, and Wi-Fi infrastructure to ensure high availability, resilience, and performance. Implement and More ❯
Direct message the job poster from Arcus Search Data, Cloud and Technology at Arcus Search up to £1000 per day - based on experience A skilled NetworkEngineer is required to support high-performance network initiatives within a fast-paced financial services environment. This urgent contract opportunity focuses on automation-first network infrastructure design across hybrid cloud … data centres, and low-latency environments. You’ll join a highly capable team delivering strategic upgrades to core network services—leveraging automation, SDLC best practices, and infrastructure-as-code to drive scalable and secure architectures. The requirements are as follows: CCNP-certified with strong hands-on experience across enterprise networking Deep expertise in BGP and routing design, ideally supported … with Cisco IOS-XR, Cisco NX-OS, and/or Arista EOS Experience with WAN/OTN networks, and knowledge of Juniper and/or Nokia platforms Familiarity with network automation using Python and Ansible (Day-1/Day-2 operations) Understanding of CI/CD, SDLC workflows, and secure-by-design principles Exposure to low-latency or trading More ❯
in 2007 to solve a problem-our armed forces were struggling with reliable connectivity. While living in barracks, often in remote locations, ordering a landline and booking in an engineer just wasn't an option. And that problem isn't exclusive to the military, either. Students living in University accommodation, families visiting holiday resorts, or living in shared accommodation … opportunity: We are able to offer this opportunity as a permanent or fixed term position, with flexibility on weekly FTE/days worked. In this role, you will lead network automation initiatives across our technology stack, developing and implementing automated solutions for our next-generation network infrastructure. The team's deliverables focus on creating scalable automation frameworks for … BAU (Business as Usual) product releases including Access Networks, 5G, XGSPON, FWA, and IoT implementations. You will have the chance to work with cutting-edge network technologies and contribute to shaping our network automation roadmap while collaborating with SeniorNetwork Architects. Key areas of focus: Joining our Network Engineering team, you will be responsible for More ❯
Are you looking to work on high-level, transformative networking projects for blue-chip clients? A fast-growing Network Consultancy in the heart of London offers the perfect opportunity to dive deep into specialist projects and make a real impact. If you're ready for a customer-facing, project-driven role with an elite team, this is your chance … Although certifications are not necessary, you must have demonstrably proven experience working at that level. You will be working on new Greenfield projects utilising next-generation technology. Responsibilities: Lead network setup and deployments. Focus on delivering bespoke network projects. Customer-Facing Consultancy. High to Low-Level Network Design. Handle occasional advanced troubleshooting. Required Skills & Experience: You will More ❯
Direct message the job poster from Stott and May Strategic Partnership Executive @ Stott and May Job Title: NetworkEngineer About the Role: We’re seeking an experienced NetworkEngineer to lead and enhance enterprise-wide connectivity solutions, including LAN, WAN, MPLS, SD-WAN, Cellular, and Telephony systems. In addition to technical responsibilities, you will manage a … team of two engineers, ensuring smooth operations and project delivery. Key Responsibilities: Design, implement, and maintain global network infrastructure, VoIP systems (Cisco UC), and mobile computing environments. Configure and manage Juniper switches, routers, wireless LAN, and telephony systems. Oversee and guide a team of two engineers, providing mentorship and support. Monitor and optimize network performance while troubleshooting and … IT escalations and contribute to process and technology improvements. Balance project work with daily operations and occasional travel to infrastructure sites. What You’ll Need: Proven experience with Cisco network technologies and VoIP systems. Hands-on expertise with Juniper network equipment. Strong leadership skills and experience managing or mentoring team members. Excellent problem-solving abilities and multitasking skills. More ❯
leading financial organizations globally Do you want to work with one of the most well-known asset management firms globally? Our client is seeking a highly skilled and experienced SeniorNetworkEngineer to join their dynamic team. The successful candidate will play a key role in designing, implementing, and maintaining the network infrastructure to ensure optimal … performance and reliability. Responsibilities: Design, implement, and maintain our network infrastructure to meet the company's performance and reliability requirements. Troubleshoot network issues and implement solutions in a timely manner. Collaborate with cross-functional teams to support various projects and initiatives. Must Haves: Bachelor's degree in Computer Science, Information Technology, or related field. CCNP or CCIE certification. … automation tools such as Ansible or Python scripting. Compensation package up to £125,000 (depending on experience). Location: Central London, UK. On-site Apply now! Seniority level Mid-Senior level Employment type Full-time Job function Financial Services, Investment Management, and Capital Markets Referrals increase your chances of interviewing at Hamilton Barnes by 2x. Set job alerts for More ❯
Opportunity to develop and upskill in a financial organization Hybrid working operating model About Our Client The client works in Financial Services. Job Description We are seeking a SeniorNetwork Operations Engineer to join our London-based team. This is a technical, hands-on role focused on network monitoring, firewall management, and infrastructure maintenance. The ideal … candidate will have 8-10 years of experience in network operations and a strong background in routing, switching, and security. You will play a key role in ensuring network stability, performing firmware upgrades, managing day-to-day operations, and maintaining documentation. This position is not a leadership role but requires a proactive approach to network management and … problem-solving. Key Responsibilities Network Monitoring & Maintenance NOC experience is critical for this role. Ensure optimal performance and availability of network infrastructure. Utilize tools such as SolarWinds and Infoblox for monitoring and troubleshooting. Firewall & Infrastructure Management Oversee daily network operations, including firewall changes and firmware upgrades. Hands-on experience with Cisco ASA Firepower and Checkpoint (Fortinet is More ❯
Office based in Alton, Hampshire, who are committed to enabling technology organisations and professionals to thrive within the Space, Defence and Security sectors. We are currently looking for experienced SeniorNetwork Engineers to work onsite, 5 days per week, at a secure site in Hereford. As a Thorn SDS SeniorNetworkEngineer , you will be … responsible for ensuring that the technology systems have the correct network infrastructure developed for the specific environments. This will include (but not limited to) configuration and management of routers and switches, routing protocols, VLAN configuration, network segmentation, virtualisation, cloud networking, network automation, generation of detailed network designs, and configuration, including reports on network performance. We … are looking for an SFIA Level 5 engineer to fill this role. Due to the security restrictions of this role, applicants need to hold, or be able to obtain, the necessary security clearance level of DV. (SC with the ability to obtain DV will be considered.) See Gov.UK for further information: United Kingdom Security Vetting: Applicant - GOV.UK (www.gov.uk) The More ❯
Job title: SeniorNetworkEngineer Location: New Malden. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £ 55,000 (depending on skills and experience) What you'll be doing: Supporting the design phase of Naval Networks, this includes network architecture and … development/changes to requirements of interface documents that capture how using systems will interface with the network Assisting with the implementation phase of Naval Networks based on the design baseline, which encompasses the configuration creation, supporting the development of auto generated interface scripting the design directly into switch configuration Supporting the test/release phase of Naval Networks … based on the implementation baseline, which involves fault resolution under pressure. Supporting the network configuration roll out in-service T23/T45/QEC platforms. Supporting the maturity of functional, performance and security testing that will be required to release deployable networks to other suppliers Applying good Configuration Management processes to daily work through Observation Reporting tools and keep More ❯
Social network you want to login/join with: When we say, “the stuff dreams are made of,” we’re not just referring to the world of wizards, dragons and superheroes, or even to the wonders of Planet Earth. Behind WBD’s vast portfolio of iconic content and beloved brands, are the bringing our characters to life, the bringing … more audiences on more platforms. From Amsterdam to Singapore and from satellite and broadcast operations to SAP, we are driving Discovery forward on the leading edge of technology. The SeniorNetworkEngineer will be responsible for working with the operations and engineering teams around the strategic, tactical, and improvement of the global network platforms. The individual … achieved in the most efficient way along with identifying service improvements and document those improvements. Help ensure standards and processes are followed. Specific responsibilities include: Effectively support all DCI network infrastructure 24*7 by responding to and resolving all trouble tickets within the stipulated SLA time – 40% Clearly understand the root cause of all the network outages and More ❯
