Senior NetworkSpecialist with Security and Cisco ?" City London Our Client urgently requires a Senior NetworkSpecialist with heavy background in Network Security on Cisco and Microsoft. The security and support of the company’s network is paramount. Predominately a support role (BAU) with design of scalable solutions deliverable through projects. Encompassing numerous technologies … 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 ❯
Senior NetworkSpecialist with Security and Cisco - City London Our Client urgently requires a Senior NetworkSpecialist with a heavy background in Network Security on Cisco and Microsoft. The security and support of the company's network is paramount. This is predominantly a support role (BAU) with the design of scalable solutions deliverable through … 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 ❯
go about their daily lives and run their businesses. We deliver vital work at scale, with real breadth and impact. We connect for good. You'll be joining a specialist security team that is a trusted partner to governments worldwide, protecting critical national infrastructure and committed to the safety and security of our nation and global communities. Our mission … tools and brilliant people. Everyone has access to unparalleled professional and personal development opportunities and your contribution is always valued. Why this job matters As a member of our network engineering team you'll be playing a leading role in a growing team that has full responsibility for the design and implementation of world-class customer focused network … role. You will need to have lived in the UK for 10 years+ to obtain this. What you'll be doing Lead the creation of high and low level network designs for complex IP networks. Be hands on implementing these solutions, using vendor products such as Cisco. Work directly with our customers to understand their requirements and use this More ❯
Senior NetworkSpecialist - Bradford £60,000 - £80,000 + great benefits A Senior Network Engineer is needed to join a well-established and growing ISP in West Yorkshire. In this role, you will design and implement high-performance solutions, lead technical problem resolution, and support junior engineers. Due to the nature of the business, this role will … management skills are essential. You will identify and implement automation opportunities as part of the wider technical team, deliver the technical strategy, and act as the escalation point for network queries. Additionally, you will research and evaluate new technologies and solutions, providing recommendations for service improvements. This business has over 20 years of success, and they are looking for … a Senior Network Engineer to help continue this trajectory. The role is based on-site in Bradford. If you wish to discuss flexibility, please reach out. Package: 5 hours per week with flexi-time options 25 days holidays plus bank holidays, with buy/sell options 5% pension, free home internet, private healthcare, health and wellbeing initiatives, life insurance More ❯
Bradford, West Yorkshire, Yorkshire, United Kingdom
Erin Associates
Senior NetworkSpecialist Bradford £60,000 - £80,000 + great benefits A Senior Network Engineer is needed to join a well-established and growing ISP in West Yorkshire. In this role, you will design and implement high-performance solutions, lead on technical problem resolution whilst also support junior engineers. Due to the nature of the business, this … role will be client-facing so excellent communication and stakeholder management skills are essential. As a Senior Network Engineer, you will be working to identify and implement automation opportunities as part of the wider technical team. You will deliver the technical strategy whilst acting as the escalation point for queries within the Network Team. You will research and … technologies and solutions, providing recommendations for service improvements. This role will be joining a business with more than 20 years of success behind them, and they require a Senior Network Engineer to help continue this. This role will be on site in Bradford. Should you wish to discuss flexibility, please dont hesitate to reach out. Package: 5 hours per More ❯
Lead the creation of high and low level network designs for complex IP networks. Be hands on implementing these solutions, using vendor products such as Cisco. Work directly with our customers to understand their requirements and use this to inform your solutions. Work with support teams to enable management and the ongoing support of deployed solutions. Provide some third … line support to deployed solutions. Provide support to other members of project teams, setting the technical direction for their own deliveries. Requirements Gathering Network Security Network Design Network Infrastructure You'll definitely have Experience in designing, building, and supporting complex IP networks that are secure, scalable, resilient, and high-performing. Ability to set the technical direction for … large network solutions, creating high and low level designs. Knowledge of network security design, including firewall, IDS, and IPS. Effective communication of complex technical concepts to diverse audiences. A desire to continually update and validate skills. Experience with enterprise routing protocols such as OSPF, IS-IS, BGP, LDP, or RSVP. Experience with automation and SDN approaches like Cisco More ❯
Sheffield, England, United Kingdom Hybrid / WFH Options
BT Group
communication? At BT, we harness the power of communication to create a better world—for each other, our customers, society, and our communities. In this role, you will provide specialist technical support for complex network security and cyber security deployments across our UK secure contracts. Success in this role relies on building strong working relationships, earning trust through … by owning production platforms, products, from inception to continuous improvement What we'd like to see on your CV: PCNSE/CCNP or equivalent professional level certification Experience in network automation - prototyping and testing potential solutions and understanding how to run lean and iterate continuously Experience as a senior engineer, or technical lead, interfacing directly with internal and external More ❯
Sheffield, Yorkshire, United Kingdom Hybrid / WFH Options
Outokumpu Chrome Oy
Select how often (in days) to receive an alert for your keyword search: Are you ready to lead a global team and shape the future of network infrastructure in a sustainable industry? Outokumpu, the global leader in stainless steel, is looking for a NetworkSpecialist Team Leader to join our IT organization. In this role, you'll … lead a growing team of network specialists supporting global IT projects, enhancing our security posture, and ensuring reliable day-to-day network operations. You'll combine technical expertise with people leadership, driving development and innovation across our network landscape. Your role: Lead and develop a small but global/remote team of Network Specialists Oversee HR … related tasks including coaching, performance management, and team development Manage task allocation and support project delivery with network requirements Drive process improvements and ensure adherence to existing standards Support vendors and partners in troubleshooting and maintaining operational excellence Collaborate with the Network Architect on the design and rollout of new solutions Contribute to the development and enforcement of More ❯
London, England, United Kingdom Hybrid / WFH Options
Global Relay
from each other, completely free of barriers. We encourage you to apply if your qualifications and experience are a good fit for any of our openings. Your role: The Network Security Specialist - L2 is responsible for assisting in engineering, long term strategies, planning, integration, and deployments pertaining to the IT Network. They will work closely with all members … systems and services. Your responsibilities: Participate in the development and engineering of long term strategies for the IT Network. Utilize 'Systems Thinking' to understand interdependencies both within the IT Network and Infrastructure, and throughout Global Relay's interests. Work closely with Operations and Development teams to identify, troubleshoot, diagnose, and correct system related issues as they arise. Participate in … acquired knowledge to balance user requirements, available resources, organizational goals and objectives while striving to maintain top quality client service. About you: Minimum of 5+ years' experience in a NetworkSpecialist capacity. Experience with complex enterprise network architecture planning, design, and implementation. Experience with troubleshooting & resolving complex technical problems, management reporting, and documentation (how-to, processes and More ❯
Senior Network Engineer – Low latency trading £140,000-200,000 + bonus Quant Capital is urgently looking for talented Network Engineers to join a top-tier HFT in their London office. This role suits a seasoned engineer who has deep expertise particularly in Layer 1 networking. As a Network Engineer, you will play a crucial role in … building, automating, and ensuring the reliability of cutting-edge low latency infrastructure. This opportunity will allow you to work with the fastest trading network in the world, experiment with the latest technologies, and make your mark as a pioneer in the networking industry. The firm is known globally for its attitudes, technology and rigour, more importantly, you will be … of our global infrastructure, with a primary emphasis on low latency and proprietary hardware platforms. Proactively identifying opportunities for improvements in existing configurations, technologies, and procedures to enhance overall network performance. Providing hands-on operational support for our high-performance global wireless and wired networks. Leveraging both proprietary and industry-standard monitoring and analysis tools to swiftly identify, diagnose More ❯
Our telecoms client is looking for Network Design Specialists/Architects initially for 3 months with good possibility of extensions. The role is fully onsite Mon-Fi 8-5pm, some out of hours 24 hours working may be required. Candidates need to be eligible for SC clearance. This role is outside IR35. Key Skills: - Proficiency in Fortinet SDWAN More ❯
Our telecoms client is looking for Network Design Specialists/Architects initially for 3 months with good possibility of extensions. The role is fully onsite Mon-Fi 8-5pm, some out of hours 24 hours working may be required. Candidates need to be eligible for SC clearance. This role is outside IR35. Key Skills: - Proficiency in Fortinet SDWAN More ❯
Our telecoms client is looking for Network Design Specialists/Architects initially for 3 months with good possibility of extensions. The role is fully onsite Mon-Fi 8-5pm, some out of hours 24 hours working may be required. Candidates need to be eligible for SC clearance. The rate is £400-£425 per day outside IR35. Mandatory Skills More ❯
Social network you want to login/join with: We are looking for an Expert DC & Security Engineer with deep expertise in low-latency networking, multicast technologies, and secure data centre infrastructure. This is a hands-on, high-impact engineering role where you’ll be responsible for the full lifecycle of network systems—from design and deployment to … performance monitoring and continuous improvement. Key Responsibilities Design, build, and maintain complex network systems and applications to meet evolving business and technical demands. Translate business requirements and performance data into robust technical solutions that align with capacity and infrastructure strategies. Develop real-time dashboards and monitoring systems to visualise network health and performance. Provide expert support for multicast … and WAN implementations, acting as the primary escalation point for complex issues. Lead network upgrades and migrations, coordinating with internal teams and third-party providers. Manage enterprise firewall environments and contribute to secure network architecture reviews. Maintain thorough documentation and conduct detailed system performance reviews to drive continuous improvement. Contribute to engineering patterns, enabling the automation, testing, and More ❯
Our telecoms client is looking for Network Design Specialists/Architects initially for 3 months with good possibility of extensions. The role is fully onsite Mon-Fi 8-5pm, some out of hours 24 hours working may be required. Candidates need to be eligible for SC clearance. The rate is £400-£425 per day outside IR35. Mandatory Skills More ❯
Our telecoms client is looking for Network Design Specialists/Architects initially for 3 months with good possibility of extensions. The role is fully onsite Mon-Fi 8-5pm, some out of hours 24 hours working may be required. Candidates need to be eligible for SC clearance. The rate is £400-£425 per day outside IR35. Mandatory Skills More ❯
Job Description Our telecoms client is seeking Network Design Specialists/Architects for an initial 3-month contract, with a high likelihood of extension. The role is fully onsite from Monday to Friday, 8-5pm. Some out-of-hours work, including 24-hour shifts, may be required. Applicants must be eligible for SC clearance. The daily rate is More ❯
Hatfield, England, United Kingdom Hybrid / WFH Options
BT Group
impact customers You are motivated by owning production platforms, products, from inception to continuous improvement What we'd like to see on your CV: FCSS/CCNP or (Fortinet Network Security Certification) Nutanix Certified Associate (NCA) WAF/Loadbalancer Dynamic Routing Protocol Knowledge of prototype and testing potential solutions and understanding how to run lean and iterate continuously. Familiarity More ❯
Social network you want to login/join with: Delivery Team Security Lead, £65,000 – £90,000, Remote (Some travel expected, Domestic and International) I am partnered with a specialist cyber security consultancy, delivering high-assurance solutions to government, defence, and critical national infrastructure sectors. They provide expert services across security assurance, secure systems delivery, and technical consultancy. … and Openfire XMPP services (highly desirable). Manage and configure Azure virtual machines and virtual environments as required. Possess sound experience in computer networks, including DNS, domains, PKI certificates, network design, and secure architecture. Support and maintain internal company IT systems as part of the Technical and ICT Admin Team. Provide day-to-day technical advice and support to More ❯
Delivery Team Security Lead, £65,000 – £90,000, Remote (Some travel expected, Domestic and International) I am partnered with a specialist cyber security consultancy, delivering high-assurance solutions to government, defence, and critical national infrastructure sectors. They provide expert services across security assurance, secure systems delivery, and technical consultancy. With a strong focus on secure communications and mission-critical … and Openfire XMPP services (highly desirable). Manage and configure Azure virtual machines and virtual environments as required. Possess sound experience in computer networks, including DNS, domains, PKI certificates, network design, and secure architecture. Support and maintain internal company IT systems as part of the Technical and ICT Admin Team. Provide day-to-day technical advice and support to More ❯
alert: Unit: Networks Location: Assembly, Bristol, United Kingdom Salary: Competitive Salary + Great Benefits Posting Date: 18/06/25 Function: ESN Networks Location: Bristol The Emergency Services Network (ESN) is a strategic priority for BT, aiming to provide advanced mission-critical communications for Britain's Emergency Services. It will replace the Airwave network, leveraging EE's … 4G technology to serve 300,000 frontline emergency personnel. We seek a candidate capable of ensuring the Radio Access Network (RAN) capability data supports our customers. This role offers development opportunities in OSS design, coding, and network automation, contributing to the design and delivery of radio vendor OSS systems, including trace management and geolocation systems. The successful candidate … with RAN OSS design authorities to develop design and automation capabilities for RAN Element Managers and Trace Management tools supporting the ESN contract. Using coding skills and radio/network knowledge to support vendor OSS platform designs for radio and transmission technologies. Engaging with technical and non-technical stakeholders to propose solutions for predicting, planning, and visualizing RAN data. More ❯
Leeds, Yorkshire, United Kingdom Hybrid / WFH Options
Lloyds Bank plc
Senior Infrastructure Specialist - Network Security & Assurance page is loaded Senior Infrastructure Specialist - Network Security & Assurance Apply locations Leeds Wellington Place Manchester Westminster House time type Full time posted on Posted Yesterday time left to apply End Date: July 3, 2025 (13 days left to apply) job requisition id 134075 End Date Wednesday 02 July 2025 Salary … support flexible working - click here for more information on flexible working options Flexible Working Options Hybrid Working, Job Share Job Description Summary . Job Description JOB TITLE: Senior Infrastructure Specialist - Network Security & Assurance SALARY: £70,929 - £78,810 LOCATION(S): Manchester or Leeds WORKING PATTERN: Our work style is hybrid, which involves spending at least two days per … week, or 40% of our time, at our locations noted above. About this Opportunity Join us at Lloyds Banking Group as a Network Security Senior Infrastructure Specialist and play a pivotal role in protecting the UK's largest digital bank. This opportunity sits within our Network Security Prevention, Detection, Compliance and Assurance team - part of the wider More ❯
Coventry, England, United Kingdom Hybrid / WFH Options
Octopus Group
We are very excited to be building a small and efficient TechOps team at Octopus. We are looking for an ambitious, knowledgeable and experienced NetworkSpecialist to join our team, to grow with the rest of the company, and ensure we are doing so in a secure and safe way. As our NetworkSpecialist, you’ll … be responsible for maintaining and optimising our Meraki networking infrastructure. Your role will involve ensuring the smooth and secure operation of our network systems. We have lots of offices around the world that are in need of some focus and attention to improve the employee experience in them. We also have many new offices that are on the horizon … offices as part of their fit-out projects, including firewalls, switching and WiFi. Collaborate with office management, office fit-out project teams and the wider TechOps team to understand network system designs and requirements. Travel around the country, and even Europe, to conduct on-site testing and commissioning of networks, ensuring all components function as intended. Manage and monitor More ❯
Brighton, England, United Kingdom Hybrid / WFH Options
Octopus Group
We are very excited to be building a small and efficient TechOps team at Octopus. We are looking for an ambitious, knowledgeable and experienced NetworkSpecialist to join our team, to grow with the rest of the company, and ensure we are doing so in a secure and safe way. As our NetworkSpecialist, you’ll … be responsible for maintaining and optimising our Meraki networking infrastructure. Your role will involve ensuring the smooth and secure operation of our network systems. We have lots of offices around the world that are in need of some focus and attention to improve the employee experience in them. We also have many new offices that are on the horizon … offices as part of their fit-out projects, including firewalls, switching and WiFi. Collaborate with office management, office fit-out project teams and the wider TechOps team to understand network system designs and requirements. Travel around the country, and even Europe, to conduct on-site testing and commissioning of networks, ensuring all components function as intended. Manage and monitor More ❯
Leicester, England, United Kingdom Hybrid / WFH Options
Octopus Group
We are very excited to be building a small and efficient TechOps team at Octopus. We are looking for an ambitious, knowledgeable and experienced NetworkSpecialist to join our team, to grow with the rest of the company, and ensure we are doing so in a secure and safe way. As our NetworkSpecialist, you’ll … be responsible for maintaining and optimising our Meraki networking infrastructure. Your role will involve ensuring the smooth and secure operation of our network systems. We have lots of offices around the world that are in need of some focus and attention to improve the employee experience in them. We also have many new offices that are on the horizon … offices as part of their fit-out projects, including firewalls, switching and WiFi. Collaborate with office management, office fit-out project teams and the wider TechOps team to understand network system designs and requirements. Travel around the country, and even Europe, to conduct on-site testing and commissioning of networks, ensuring all components function as intended. Manage and monitor More ❯