1 to 25 of 189 Network Architecture Jobs in London

Network Architect - Multi-Cloud, SD-WAN, Network Automation, IaC Up to £600 per day (Outside IR35) Remote (Must be UK Based - occasional travel may be required) 6 Months initially My client is an instantly recognisable organisation who require a Network Architect with broad experience across Multi-Cloud (Azure/AWS/GCP), SD-WAN, VPN, LAN/… WAN, Network Monitoring, Network Automation and Infrastructure as Code (IaC) tools. Key Requirements: Proven experience as a Network Architect in a large, complex organisation Demonstrable experience in the Energy/Utilities sector(s) Strong understanding of Enterprise Networking technologies (routing, switching, firewalls, load balancing, and wireless networks) Proven experience with hybrid and multi-cloud networking (Azure Virtual … WAN/AWS Transit Gateway/GCP networking) Excellent knowledge of SD-WAN solutions, VPN technologies Familiarity with secure access services (ZTNA/SASE) Proficiency with Network Monitoring and diagnostic tools (SolarWinds, Wireshark, NetFlow, SNMP etc) Strong experience in Network Automation, Scripting, and Infrastructure as Code tools (Ansible, Terraform, Python) Awareness of Cyber Security principles and secure network More ❯

Network Engineer Department: Infrastructure Employment Type: Permanent Location: London Reporting To: Head of Platform Engineering Description We are seeking a skilled Network Engineer with a strong background in Wi-Fi, switching, routing, firewall technologies, and network automation principles. The ideal candidate should possess in-depth knowledge of network protocols, network security, and automation frameworks to … enhance network performance and reliability. Key Responsibilities Design, configure, and maintain secure and scalable network infrastructure solutions, including firewall configurations, VPN setup, and security protocols Implement and manage network access control (NAC) systems to ensure secure network access for all users and wireless/wired devices Configure, optimize, and troubleshoot Wi-Fi networks, including access points … cloud-based controllers, and client devices Perform network performance monitoring, analysis, and troubleshooting for wired and wireless environments Perform Business as Usual (BAU) support for Network and Automation operations Take ownership of the end-to-end network infrastructure, from data centre cabling to the network architecture Continually improve our monitoring systems to pre-empt and More ❯

Social network you want to login/join with: We are looking for a security-focused, results-oriented individual who thrives in a collaborative, team-focused culture. You will work closely with IT and OT network managers, suppliers, business stakeholders, service owners, and your team to ensure the delivery of secure, reliable, and resilient network services across … Thames Water. We are seeking a Network Security Manager to lead and manage the end-to-end BAU (Business As Usual) service delivery for network security across Operational Technology (OT) and Information Technology (IT). You will be responsible for maintaining robust security controls, managing suppliers, mitigating operational risk, and ensuring compliance with industry standards to protect Thames … Water's critical infrastructure. What you'll do as a Network Security Manager Network Security Management: Maintain oversight of IT and OT network systems, including VPNs, SDWAN, and firewalls. Ensure all network security services are fit for purpose and aligned with business outcomes. Approve and manage all changes affecting the network threat surface. Governance & Compliance More ❯

We are looking for a security-focused, results-oriented individual who thrives in a collaborative, team-focused culture. You will work closely with IT and OT network managers, suppliers, business stakeholders, service owners, and your team to ensure the delivery of secure, reliable, and resilient network services across Thames Water. We are seeking a Network Security Manager … to lead and manage the end-to-end BAU (Business As Usual) service delivery for network security across Operational Technology (OT) and Information Technology (IT). You will be responsible for maintaining robust security controls, managing suppliers, mitigating operational risk, and ensuring compliance with industry standards to protect Thames Water's critical infrastructure. What you'll do as a … Network Security Manager Network Security Management: Maintain oversight of IT and OT network systems, including VPNs, SDWAN, and firewalls. Ensure all network security services are fit for purpose and aligned with business outcomes. Approve and manage all changes affecting the network threat surface. Governance & Compliance: Ensure network environments comply with regulatory obligations (NIST, CAF More ❯

Access Service Edge) solutions . Your role will involve working closely with customers to understand their business challenges and technical requirements, providing tailored solutions that integrate our networking and network security technologies. You will collaborate with cross-functional teams, including sales, product management, and engineering, to ensure successful sales engagements and customer satisfaction. Key Responsibilities: Engage with enterprise customers … technical presentations, product demonstrations, and proof-of-concept (PoC) engagements. Collaborate with the sales team to develop effective sales strategies and drive technical wins. Provide deep technical expertise on network security, SD-WAN, zero-trust architecture, cloud security, and remote access solutions . Assist customers in network architecture design , ensuring seamless integration of our solutions. Respond … . 5+ years of experience in sales engineering or technical pre-sales roles in the networking and cybersecurity industry . Expertise in SASE technologies , including: SD-WAN Zero Trust Network Access (ZTNA) Cloud Security & Secure Web Gateways (SWG) Firewall-as-a-Service ( FWaaS ) CASB (Cloud Access Security Broker) Endpoint Security & Threat Intelligence Strong understanding of networking fundamentals , including TCP More ❯

and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Dynamic Search Solutions Practice Lead @ Dynamic Search | Partnering with the best network service providers in Europe to build amazing teams with leading edge technology Now Hiring: CCIE Network Architect Location: Must be based in the United Kingdom Are you a … visionary network expert with a CCIE certification and deep hands-on experience in Cisco Network Security ? We're looking for an experienced Network Architect to lead the design, implementation, and optimization of secure, enterprise-scale network infrastructures. What You’ll Do: Architect and implement secure network solutions across data centers, cloud, and branch environments Lead … strategic network transformation projects, focusing on Cisco-based security technologies (Firepower, ASA, ISE, Umbrella, etc.) Develop network security policies, best practices, and high-availability solutions Perform risk analysis, vulnerability assessments, and network hardening Collaborate with cross-functional teams to align network architecture with business goals What We’re Looking For: CCIE (Security or Enterprise Infrastructure More ❯

s leading IT solutions enterprises, helping us deliver services and solutions in both challenging and exciting situations. Role Overview At DXC, one of our platinum accounts has openings for Network Architects at varying skill levels. The successful candidate will need to be innovative, motivated, with a high level of autonomy, and able to develop and present secure solutions to … for high-level UK Security clearance (SC). This is a hybrid role based from Erskine or Newcastle. The role involves leading teams in analyzing, designing, troubleshooting, and implementing network architecture to meet client requirements. You will leverage resources from different teams to ensure customer needs are met, troubleshoot complex data or voice network and hardware problems … platforms such as Aruba 2930, 6300, 8300, 8400 CX10K Palo Alto Firewalls, PAN-OS 10.x, VPN Technologies on Cisco, Palo Alto, and Cloud platforms AWS/Azure Wireless LAN Architecture, Cisco/Aruba including Multizone, Aruba Central On-Prem General Network Protocols – OSPF, BGP, Spanning Tree, IPSec, VPN – VXLAN, NSX-T, NAC, ZTNA, VMWare/VxRail, Aruba Clearpass More ❯

sustainable development of its assets in Gabon. We value a collaborative approach, promote diversity, and prioritize safety and integrity in all our operations. We are looking for a Senior Network Engineer to join our IT team, playing a key role in maintaining and enhancing our global network infrastructure. You will ensure network stability, security, and efficiency across … our operations while driving improvements and innovation. Key Responsibilities Network Design & Implementation: Contribute to the development and execution of Assala's global networking roadmap Network Monitoring & Troubleshooting: Maintain, monitor, and resolve issues in Assala's global network infrastructure Security & Incident Management: Act as the primary contact for network security events, analysing alerts, vulnerabilities, and potential threats … Supplier & Vendor Management: Manage relationships with network service providers, ensuring optimal WAN, LAN, and hardware performance Configuration & Optimization: Create and modify configurations on Cisco/Arista switches, routers, and firewalls (Firepower & Palo Alto) Threat Analysis & Mitigation: Utilise threat intelligence services and security tools to identify and address vulnerabilities Automation & Scripting: Implement network automation using Python and Ansible for More ❯

Paragon is searching for a Senior Network Engineer for a role with an Oil & Gas company in London. This is a staff role and will be in the office 4 days a week and remote for 1 day a week. Candidate must have experience of taking projects from design to post-implementation, experience with Arista and Palo Alto highly … desired, and must be CCNA or CCIE certified. Candidates must have at least 5+ years of network design and implementation experience (Data Center, Campus, Wi-Fi, Security). Position Title : Senior Network Security Engineer Contract Type : Staff Expected package : To be discussed. Location : London, UK. As a member of our client’s UK-based IT team you will … be playing a key role in maintaining and enhancing our global network infrastructure. You will ensure network stability, security, and efficiency across our operations while driving improvements and innovation. Key Responsibilities Network Design & Implementation: Contribute to the development and execution of client’s global networking roadmap. Network Monitoring & Troubleshooting: Maintain, monitor, and resolve issues in client More ❯

sustainable development of its assets in Gabon. We value a collaborative approach, promote diversity, and prioritize safety and integrity in all our operations. We are looking for a Senior Network Engineer to join our IT team, playing a key role in maintaining and enhancing our global network infrastructure. You will ensure network stability, security, and efficiency across … our operations while driving improvements and innovation. Key Responsibilities Network Design & Implementation: Contribute to the development and execution of Assala's global networking roadmap. Network Monitoring & Troubleshooting: Maintain, monitor, and resolve issues in Assala's global network infrastructure. Security & Incident Management: Act as the primary contact for network security events, analysing alerts, vulnerabilities, and potential threats. … Supplier & Vendor Management: Manage relationships with network service providers, ensuring optimal WAN, LAN, and hardware performance. Configuration & Optimization: Create and modify configurations on Cisco/Arista switches, routers, and firewalls (Firepower & Palo Alto). Threat Analysis & Mitigation: Utilise threat intelligence services and security tools to identify and address vulnerabilities. Automation & Scripting: Implement network automation using Python and Ansible More ❯

the UK and European region Job Description: Location: London, UK(3 days/week, onsite) Duration: 6+ months contract and extension Inside IR35 Key Responsibilities Design, implement, and manage network infrastructure including routers, switches, firewalls, and load balancers across various platforms. Familiar with circuit ordering and DWDM deployments Familiar with Nexus 7k/Cisco 6500 environments and (possibly arista … to be used to identify business areas/stakeholders and used as a basis to produce a runbook for migration tasks . Develop and maintain automation scripts to streamline network operations and ensure consistency across environments. Collaborate with cross-functional teams to understand application requirements and translate them into network solutions. Ensure network security by implementing industry … best practices and conducting regular vulnerability assessments. Troubleshoot and resolve network-related issues in a timely and efficient manner. Stay abreast of the latest networking technologies and trends and recommend upgrades and improvements to keep our network infrastructure at the cutting edge. Provide technical leadership and mentorship to junior network engineers. Document network designs, configurations, and More ❯

Job Title: Network and Security Engineer Location: London (UK) On site Job Type: Full Time We are seeking a talented and experienced Network and Security Engineer to join our team. The ideal candidate will have a strong background in networking and security, excellent problem-solving skills, and a passion for learning and developing new skills. You will be … for designing, implementing, and managing networks and security measures to safeguard our networks and systems against current and emerging cyber threats, with a particular focus on Datacentre, 3GPP mobile network CORE and RAN environments. Key Responsibilities: Networking, Segmentation, Optimization and Maintenance Design, configure and implement highly scalable L2/L3 networks using varieties of protocols and vendor equipment. Monitor … network traffic and analyse security incidents to detect and respond to threats within mobile network environments. Diagnose and troubleshoot network related issues associated with L1-L7 using varieties of tools, ensuring quick recovery and minimum network downtime. Carry out periodic backups of network device operating system and configurations to ensure timely restoration of critical network More ❯

Join to apply for the Network and Security Engineer role at AWTG Ltd 2 days ago Be among the first 25 applicants Join to apply for the Network and Security Engineer role at AWTG Ltd Job Title: Network and Security Engineer Location: London (UK) On site Job Type: Full Time We are seeking a talented and experienced … Network and Security Engineer to join our team. The ideal candidate will have a strong background in networking and security, excellent problem-solving skills, and a passion for learning and developing new skills. You will be responsible for designing, implementing, and managing networks and security measures to safeguard our networks and systems against current and emerging cyber threats, with … a particular focus on Datacentre, 3GPP mobile network CORE and RAN environments. Key Responsibilities: Networking, Segmentation, Optimization and Maintenance Design, configure and implement highly scalable L2/L3 networks using varieties of protocols and vendor equipment. Monitor network traffic and analyse security incidents to detect and respond to threats within mobile network environments. Diagnose and troubleshoot network More ❯

Up to c. £130k Comp Package | Hybrid Working - 4 Days in Office] Are you a network engineer who thrives on solving complex issues and building resilient infrastructure? Our client - a global multi-asset investment firm - is expanding its EMEA tech team and hiring into their enterprise support function. You’ll focus on high-level (3rd/4th line) support … across offices, data centres, and cloud integrations - working closely with senior engineers and US counterparts to support a mission-critical network environment. This is a hands-on opportunity to deepen your expertise, work with next-gen tooling, and build towards senior engineering or network architecture tracks within a high-performance team... Key Responsibilities Deliver 3rd and 4th … line support across a complex global network infrastructure spanning office, data centre, and cloud environments Troubleshoot, diagnose, and resolve escalated networking issues from support teams, with a focus on performance and uptime Support, maintain and configure Cisco and Meraki networking gear across switches, routers, and wireless systems Manage Palo Alto firewalls, including monitoring, change control, and troubleshooting Assist with More ❯

Up to c. £130k Comp Package | Hybrid Working - 4 Days in Office] Are you a network engineer who thrives on solving complex issues and building resilient infrastructure? Our client - a global multi-asset investment firm - is expanding its EMEA tech team and hiring into their enterprise support function. You’ll focus on high-level (3rd/4th line) support … across offices, data centres, and cloud integrations - working closely with senior engineers and US counterparts to support a mission-critical network environment. This is a hands-on opportunity to deepen your expertise, work with next-gen tooling, and build towards senior engineering or network architecture tracks within a high-performance team... Key Responsibilities Deliver 3rd and 4th … line support across a complex global network infrastructure spanning office, data centre, and cloud environments Troubleshoot, diagnose, and resolve escalated networking issues from support teams, with a focus on performance and uptime Support, maintain and configure Cisco and Meraki networking gear across switches, routers, and wireless systems Manage Palo Alto firewalls, including monitoring, change control, and troubleshooting Assist with More ❯

LSEG is looking for a Network Design Engineer to establish successful partnerships with our internal product, engineering, operational and business partners. This is a technical position for someone who can investigate, design, engineer, build and test hybrid on premise and cloud-optimized network designs. The role involves elements of design, engineering, automation and testing to produce infrastructure designs … into outcomes that are fit for purpose and use. The role requires an individual experienced in the technical analysis, definition, design, construction, testing, installation and modification of accurately engineered network and information systems to meet agreed business needs. An individual that analyzes and evaluates alternative solutions, and serves as domain authorities between the business and IT organization. Ensuring network architecture supports the execution of critical business applications. Implements the balance between business and technology, provides consultancy into the project teams and defines the design and engineering governance function, signing off governance architecture/design against well-defined standards. DAY TO DAY RESPONSIBILITIES: This Network Design Engineer will be responsible for network design and engineering More ❯

Get AI-powered advice on this job and more exclusive features. [Up to c. £130k Comp Package | Hybrid Working - 4 Days in Office] Are you a network engineer who thrives on solving complex issues and building resilient infrastructure? Our client - a global multi-asset investment firm - is expanding its EMEA tech team and hiring into their enterprise support function. … focus on high-level (3rd/4th line) support across offices, data centres, and cloud integrations - working closely with senior engineers and US counterparts to support a mission-critical network environment. This is a hands-on opportunity to deepen your expertise, work with next-gen tooling, and build towards senior engineering or network architecture tracks within a … high-performance team... Key Responsibilities Deliver 3rd and 4th line support across a complex global network infrastructure spanning office, data centre, and cloud environments Troubleshoot, diagnose, and resolve escalated networking issues from support teams, with a focus on performance and uptime Support, maintain and configure Cisco and Meraki networking gear across switches, routers, and wireless systems Manage Palo Alto More ❯

Network Product Owner/Tech Lead - Low Latency Data Centre Role Overview: A Network Product Owner/Tech Lead for low latency environments within financial markets data centres is responsible for designing, managing, and optimizing ultra-fast network infrastructure critical to financial trading operations. This role merges technical leadership with product ownership, ensuring that network solutions … meet both technical performance metrics and evolving business needs. Key Responsibilities: Network Architecture & Design: Lead the design and continual optimization of ultra-low latency network infrastructure (e.g. Layer 1 switching, FPGA-based solutions, multicast protocols). Product Ownership: Act as the voice of the business for the network infrastructure-managing the roadmap, prioritizing features and performance … upgrades, and aligning with trading desk requirements. Latency Reduction: Continuously monitor and reduce network latency to microsecond or even nanosecond levels-crucial in high-frequency trading environments. Vendor & Stakeholder Management: Work closely with hardware vendors (Cisco, Arista, Mellanox, etc.), exchanges, internal trading teams, and software developers. Tech Leadership: Mentor engineers, lead implementation of new technologies, and set standards for More ❯

Network Product Owner/Tech Lead – Low Latency Data Centre Join to apply for the Network Product Owner/Tech Lead – Low Latency Data Centre role at LSEG Network Product Owner/Tech Lead – Low Latency Data Centre 1 day ago Be among the first 25 applicants Join to apply for the Network Product Owner/… Tech Lead – Low Latency Data Centre role at LSEG Get AI-powered advice on this job and more exclusive features. Role Overview: A Network Product Owner/Tech Lead for low latency environments within financial markets data centres is responsible for designing, managing, and optimizing ultra-fast network infrastructure critical to financial trading operations. This role merges technical … leadership with product ownership, ensuring that network solutions meet both technical performance metrics and evolving business needs. Role Overview: A Network Product Owner/Tech Lead for low latency environments within financial markets data centres is responsible for designing, managing, and optimizing ultra-fast network infrastructure critical to financial trading operations. This role merges technical leadership with More ❯

Join to apply for the Senior Principal Network Architect role at Equinix 1 week ago Be among the first 25 applicants Join to apply for the Senior Principal Network Architect role at Equinix Who are we? Equinix is the world’s digital infrastructure company, operating over 260 data centersacross the globe. Digital leaders harness Equinix's trusted platform … We hirehardworking people who thrive on solvingchallengingproblems and give them opportunities to hone new skills and try new approaches, as we grow our product portfolio with new software and network architecture solutions. We embrace diversity in thought and contribution and are committed to providingan equitable work environment that is foundational to our core values as a company and … environment. that is foundational to our core values as a company and is vital to our success. Job Summary Responsible for driving innovative architectures in line with the latest network technology trends, and completeness of architectural changes that meet Product Management and/or Network and Systems Engineering requirements Maintains relationships with senior leadership and collaborates with a More ❯

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 Network … 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 at scripting and IaC, such as Ansible, Python scripting, and Terraform, and proficient working in a Linux environment. 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 Network Engineer, you will: Build, configure, and administer network devices, services, and components, ensuring optimal performance, security, and availability using Network as Code philosophies. Proactively identify and resolve infrastructure issues encompassing distributed More ❯

to £760/day (Outside IR35) Location: Jersey/Mainland/Hybrid Our client is delivering a high-impact IT Infrastructure Improvements Programme (IIIP) and is seeking a skilled Network Technical Lead to guide network strategy and execution. This role will provide hands-on leadership across network architecture, implementation, and optimisation. You'll design and deliver … cybersecurity standards. Expect to work closely with internal teams, vendors, and delivery partners in a fast-moving, outcomes-driven environment. Key Focus Areas: Lead design, configuration, and optimisation of network infrastructure Oversee delivery across firewalls, VPNs, SD-WAN, wireless, and hybrid networking Develop technical standards, documentation, and security strategies Provide expert troubleshooting, issue resolution, and performance tuning Collaborate with … infrastructure, security, and programme stakeholders Ideal Experience: CCNP (required); ITIL v4; vendor-specific certs (Meraki, Fortinet, Juniper) 5+ years leading network projects in enterprise or public sector settings Strong knowledge of BGP, OSPF, QoS, segmentation, and telemetry Confident managing third-party suppliers, change controls, and compliance A key role for a senior engineer ready to shape and secure the 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 More ❯

develop and fulfil your potential with meaningful careers. ROLE PROFILE: This role is within the Infrastructure and Cloud - Networks Products & Services of LSEG. This group is responsible for the Architecture and Design Standards of the global network services and network products and the architectural integration to scale application services on prem as part of a hybrid multi … cloud strategy. WHAT YOU'LL BE DOING: This is a senior technical position for an engineering specialist in the Network Design and Engineering team focusing on elements such as DDI, Load balancing, NTP, proxy, firewall and security services to develop a strategy with LSEG business, product, architecture and design. The role requires to combine elements of architecture, design, governance, and consultation to produce Network Service Architectures, Designs and Standards which align with business and architectural requirements. This individual work within the network architecture team, establish standard processes, and collaborate across departments to align network solutions with organizational goals. They are tasked with maintaining robust, scalable, and secure networks to support business operations More ❯

Join to apply for the Senior Network Architect/TDA (DDI) role at LSEG 2 days ago Be among the first 25 applicants Join to apply for the Senior Network Architect/TDA (DDI) role at LSEG ABOUT US: LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are … develop and fulfil your potential with meaningful careers. ROLE PROFILE: This role is within the Infrastructure and Cloud - Networks Products & Services of LSEG. This group is responsible for the Architecture and Design Standards of the global network services and network products and the architectural integration to scale application services on prem as part of a hybrid multi … cloud strategy. WHAT YOU'LL BE DOING: This is a senior technical position for an engineering specialist in the Network Design and Engineering team focusing on elements such as DDI, Load balancing, NTP, proxy, firewall and security services to develop a strategy with LSEG business, product, architecture and design. The role requires to combine elements of architecture More ❯