26 to 50 of 219 Network Architecture Jobs in London

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 ❯

Join us a Network Engineer at Peregrine Resourcing. At Peregrine, we’re always seeking Specialist Talent that have the ideal mix of skills, experience, and attitude, to place with our vast array of clients. From Business Analysts in large government organisations to Software Developers in the private sector – we are always in search of the best talent to place … you will be deployed across our portfolio of clients as a specialist consultant, working on a wide array of complex projects across multiple industries. The Role: The Level 3 Network Engineering team is responsible for ensuring availability, performance, and security of the network infrastructure. As a member of the team, you have a direct impact on network … keep our systems running smoothly. You are focused on creating engineering solutions to operations problems, optimizing existing systems, building infrastructure, and eliminating work through automation. You also ensure that network operations are safe and efficient by monitoring network performance, coordinating planned maintenance, adjusting hardware components, and responding to network connectivity issues. Our ideal candidate is highly autonomous More ❯

Join us a Network Engineer at Peregrine Resourcing. At Peregrine, were always seeking Specialist Talent that have the ideal mix of skills, experience, and attitude, to place with our vast array of clients. From Business Analysts in large government organisations to Software Developers in the private sector we are always in search of the best talent to place, now. … you will be deployed across our portfolio of clients as a specialist consultant, working on a wide array of complex projects across multiple industries. The Role: The Level 3 Network Engineering team is responsible for ensuring availability, performance, and security of the network infrastructure. As a member of the team, you have a direct impact on network … keep our systems running smoothly. You are focused on creating engineering solutions to operations problems, optimizing existing systems, building infrastructure, and eliminating work through automation. You also ensure that network operations are safe and efficient by monitoring network performance, coordinating planned maintenance, adjusting hardware components, and responding to network connectivity issues. Our ideal candidate is highly autonomous More ❯

Join us a Network Engineer at Peregrine Resourcing. At Peregrine, we’re always seeking Specialist Talent that have the ideal mix of skills, experience, and attitude, to place with our vast array of clients. From Business Analysts in large government organisations to Software Developers in the private sector – we are always in search of the best talent to place … you will be deployed across our portfolio of clients as a specialist consultant, working on a wide array of complex projects across multiple industries. The Role: The Level 3 Network Engineering team is responsible for ensuring availability, performance, and security of the network infrastructure. As a member of the team, you have a direct impact on network … keep our systems running smoothly. You are focused on creating engineering solutions to operations problems, optimizing existing systems, building infrastructure, and eliminating work through automation. You also ensure that network operations are safe and efficient by monitoring network performance, coordinating planned maintenance, adjusting hardware components, and responding to network connectivity issues. Our ideal candidate is highly autonomous More ❯

Join us a Network Engineer at Peregrine Resourcing. At Peregrine, we’re always seeking Specialist Talent that have the ideal mix of skills, experience, and attitude, to place with our vast array of clients. From Business Analysts in large government organisations to Software Developers in the private sector – we are always in search of the best talent to place … you will be deployed across our portfolio of clients as a specialist consultant, working on a wide array of complex projects across multiple industries. The Role: The Level 3 Network Engineering team is responsible for ensuring availability, performance, and security of the network infrastructure. As a member of the team, you have a direct impact on network … keep our systems running smoothly. You are focused on creating engineering solutions to operations problems, optimizing existing systems, building infrastructure, and eliminating work through automation. You also ensure that network operations are safe and efficient by monitoring network performance, coordinating planned maintenance, adjusting hardware components, and responding to network connectivity issues. Our ideal candidate is highly autonomous More ❯

security. Deliver secure and scalable application services using the VMware Avi Load Balancer . Configure and operationalize VMware vDefend Advanced Threat Prevention , including IDS/IPS , malware detection, and network sandboxing. Provide network and security visibility using vRealize Network Insight (vRNI) . Experience with NSX automation and orchestration tools (Terraform, Ansible, Power CLI). Familiarity with container … communication and client-facing skills. Experience in regulated industries such as finance, healthcare, or government is an advantage. Required Skills and Experience: 8–12 years of relevant experience in network security with deep expertise in VMware NSX-T Data Center . Proven experience with: NSX Distributed Firewall (DFW) NSX Gateway Firewall Zero Trust Network Architecture (ZTNA) Micro … Segmentation strategy and enforcement VMware Avi Advanced Load Balancer NSX Advanced Threat Prevention (ATP), including IDS/IPS vRealize Network Insight (vRNI) NSX Automation Solid background in Greenfield and Brownfield deployment scenarios . Hands-on experience in security policy creation, enforcement, and auditing across complex enterprise environments. Strong understanding of L2/L3 networking, routing protocols (BGP, OSPF), NAT More ❯

security. Deliver secure and scalable application services using the VMware Avi Load Balancer . Configure and operationalize VMware vDefend Advanced Threat Prevention , including IDS/IPS , malware detection, and network sandboxing. Provide network and security visibility using vRealize Network Insight (vRNI) . Experience with NSX automation and orchestration tools (Terraform, Ansible, Power CLI). Familiarity with container … communication and client-facing skills. Experience in regulated industries such as finance, healthcare, or government is an advantage. Required Skills and Experience: 8–12 years of relevant experience in network security with deep expertise in VMware NSX-T Data Center . Proven experience with: NSX Distributed Firewall (DFW) NSX Gateway Firewall Zero Trust Network Architecture (ZTNA) Micro … Segmentation strategy and enforcement VMware Avi Advanced Load Balancer NSX Advanced Threat Prevention (ATP), including IDS/IPS vRealize Network Insight (vRNI) NSX Automation Solid background in Greenfield and Brownfield deployment scenarios . Hands-on experience in security policy creation, enforcement, and auditing across complex enterprise environments. Strong understanding of L2/L3 networking, routing protocols (BGP, OSPF), NAT More ❯

Principal Network Engineer – Cloud & On-Prem | Enterprise-Scale Tech Org Location : Remote (UK/Ireland) Level : Senior/Lead Type : Full-time, Permanent Salary: £90,000/€105,000 + Bonus Ready to help build a future-proof Technical Operations (TechOps) function for a fast-scaling, tech-forward company? We’re looking for a hands-on, senior Network … tape. No silos. Modern Stack, Complex Challenges : Hybrid multi-cloud (AWS, Azure, GCP), Palo Alto firewalls, Juniper, VXLAN/EVPN, Terraform, Ansible, and more. What You’ll Own: Lead network architecture, engineering, and operations across global hybrid environments Design and implement highly available, secure, and observable infrastructure Collaborate with DevOps, InfoSec, and Engineering to evolve systems and standards … Lead complex change initiatives, ensure uptime (target: 5 9s), and drive tech upgrades Define and implement network strategy, capacity planning, DR, and automation Mentor and influence across senior technical stakeholders and cross-functional teams What You’ll Bring: 10+ years enterprise-level systems/network engineering experience Expert-level hands-on skills with: Palo Alto (Firewalls, Panorama) Juniper More ❯

Job title: Senior Network Engineer 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 a More ❯

Join to apply for the Network Systems Engineer (Pre-Sales) role at Arista Networks . Get AI-powered advice on this job and more exclusive features. Company Description Arista Networks is an industry leader in data-driven, client-to-cloud networking for large data center, campus, and routing environments. We are committed to innovation, leveraging cloud computing, AI, and … Team, Best Company for Diversity, Compensation, and Work-Life Balance. Job Description Who You'll Work With We are experiencing significant growth and seek a self-motivated Pre-Sales Network Systems Engineer to support our customers and prospects in the UK. You will act as a trusted advisor, identifying opportunities, gathering requirements, and designing solutions. What Will You Gain … environment. Flexible work arrangements. Significant responsibility and decision-making power. Fun and engaging work culture. What You'll Do Partner with Account Managers to understand customer challenges and present network solutions. Design and propose data center, routing, campus, and security solutions. Perform proof-of-concept deployments and network implementations. Create design guidelines and suggest improvements. Lead responses to More ❯

services for Cisco Meraki switches, Wi-Fi access points (APs), and SD-WAN solutions. As a Meraki Architect, you will play a crucial role in designing, implementing, and managing network infrastructures for our clients, ensuring the highest level of performance, security, and reliability. Responsibilities Solution Design and Architecture: Develop comprehensive and scalable network architecture solutions based … the deployment and configuration of Cisco Meraki switches, Wi-Fi APs, and SD-WAN solutions. Collaborate with cross-functional teams to ensure seamless integration of Meraki solutions into existing network environments. Managed Services: Provide ongoing monitoring, maintenance, and support for Cisco Meraki deployments. Proactively identify and address potential issues to ensure optimal performance and uptime. Implement best practices for … updates. Serve as the subject matter expert for Meraki-related technologies, providing guidance to internal teams and clients. Documentation And Training Create and maintain detailed documentation for Meraki configurations, network designs, and troubleshooting procedures. Conduct training sessions for internal staff and clients on Meraki technologies. Customer Relationship Management Foster strong relationships with clients by providing exceptional service and support. More ❯

you be working? At M Group Telecom, we’re enabling and enhancing telecom networks, playing a lead role in the delivery of our tech enabled future. We deliver full network cycle services for fixed, private and mobile operators. This role will be within our Private networks . We find the best technology, manage assets and refresh systems. With …/7 network operations, we keep things running smoothly, while operating comprehensive network repair and maintenance to keep everything in top shape. Want to come and be a part of it? What will you be doing? You’ll work as part of the Network Engineering team and provide operational support to the network security architecture. You … ll have a good understanding of IP network architectures and Security and work well as part of a team. Whilst the role is office working hours, you will need to be on a rota for emergency OOH support. At times travel will be required to go to the customer's sites which are in Warwickshire and Wokingham or to More ❯

Social network you want to login/join with: Network Architect | up to £800/day (Inside IR35) | 12-Month Contract | Hybrid (Bristol - 3 days on site) iO are seeking an experienced Network Architect to lead the design and delivery of secure network solutions for a major programme within a highly secure environment. This is a … key role, offering long-term engagement and the opportunity to shape network architecture from design through deployment. Key Responsibilities: Act as the project Network Architect and Subject Matter Expert (SME), providing expert-level design guidance and technical leadership. Develop High-Level Designs (HLDs) and Architecture Overview Documents using industry-leading network technologies. Create detailed Low … Support governance activities, including technical reviews, risk assessments, and documentation. Contribute to the design and development of appropriate test documentation. Required Skills & Experience: Proven experience in designing and delivering network solutions within high-security or mission-critical environments. Strong expertise in network protocols and technologies including routing, switching, VPNs, firewalls, and load balancing. Confident collaborating across technical teams More ❯

Network Security Engineer 2-3 month Contract London (Hybrid) £335/day Outside IR35 Network Security Engineer required for an initial 2-3 month rolling contract, with an immediate start — ideally available by July 2025. This role is primarily remote, with occasional travel to a client site in London. A chance to work with an established global IT … and Digital transformation consultancy for an end client in the Telecoms domain. Key Skills and experience: Strong network security skill set including Checkpoint firewalls (NGFW) and F5 load balancers (BIG-IP) Proficient in configuring, managing, and troubleshooting Checkpoint firewalls and security policies Hands-on experience with F5 BIG-IP for load balancing, application delivery, and traffic management In-depth … knowledge of Cisco LAN/WAN environments (routers, switches, ASA, Catalyst, Nexus) Extensive experience in networking and security , including migration , configuration , and troubleshooting Expert-level knowledge of network architecture and security solutions , ensuring minimal disruption during transitions Proven ability to lead and assist in network infrastructure migrations Skilled in configuring, managing, and troubleshooting Checkpoint firewalls Demonstrated success More ❯

Network Security Engineer 2-3 month Contract London (Hybrid) £335/day Outside IR35 Network Security Engineer required for an initial 2–3 month rolling contract, with an immediate start — ideally available by July 2025. This role is primarily remote, with occasional travel to a client site in London. A chance to work with an established global IT … and Digital transformation consultancy for an end client in the Telecoms domain. Key Skills and experience: Strong network security skill set including Checkpoint firewalls (NGFW) and F5 load balancers (BIG-IP) Proficient in configuring, managing, and troubleshooting Checkpoint firewalls and security policies Hands-on experience with F5 BIG-IP for load balancing, application delivery, and traffic management In-depth … knowledge of Cisco LAN/WAN environments (routers, switches, ASA, Catalyst, Nexus) Extensive experience in networking and security , including migration , configuration , and troubleshooting Expert-level knowledge of network architecture and security solutions , ensuring minimal disruption during transitions Proven ability to lead and assist in network infrastructure migrations Skilled in configuring, managing, and troubleshooting Checkpoint firewalls Demonstrated success More ❯

Get AI-powered advice on this job and more exclusive features. - Install, configure, and maintain network devices and servers, perform routine maintenance and on-site troubleshooting for information systems laptop end devices and networks. - Maintain company computers, printers, audiovisual conferencing systems, and other office equipment and systems. - Handle daily incident tickets, problem tickets, and other workflow tasks according to … IT department requirements and processes. IT digitalization workplace construction in New office - Responsible for the overall network architecture design and implementation, leading the planning, deployment and launch of the wireless Wi-Fi network to ensure that the signal fully covers all office areas,with IT infrastructure construction of computer room, cabinet and integrated cabling standards. - Network … with at least 3 years of work experience. Technical Skills - Familiar with desktop environments and operating systems, capable of troubleshooting user desktops and terminals; understanding of Active Directory (AD) architecture, DHCP, DNS management, and security access authentication. - Proficient in routing, switching, security, VPN, NLB, and other network technologies; familiar with mainstream network devices and solutions; experience in More ❯

Social network you want to login/join with: Embli Solutions is a UK-based IT consultancy focused on advancing business technology services and delivering value-driven results for clients. With an expert team of engineers boasting decades of industry experience, we help businesses unlock the full potential of their technology investments. We believe in crafting unique IT solutions … organization's goals and priorities. Our commitment is to design solutions that meet our clients' specific business needs. Role Description This is a full-time remote role for a Network Security Consultant. The Network Security Consultant will be responsible for assessing and improving network security, implementing cybersecurity measures, managing information security protocols, and troubleshooting network issues. … Additionally, the consultant will be involved in designing and maintaining network architecture to ensure robust and secure network operations. Qualifications/Experience: Must be SC Cleared, or capable of gaining UK SC Clearance - Mandatory. NSX-T- Experience managing the platform on a daily basis, configuring/monitoring etc. SDDC. (Software Defined Datacentre) - Virtualised datacentre functions such as More ❯

Social network you want to login/join with: Network Security Consultant, south west london col-narrow-left Client: Embli Solutions Location: south west london, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 5 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: Company Description Embli Solutions is a UK-based … organization's goals and priorities. Our commitment is to design solutions that meet our clients' specific business needs. Role Description This is a full-time remote role for a Network Security Consultant. The Network Security Consultant will be responsible for assessing and improving network security, implementing cybersecurity measures, managing information security protocols, and troubleshooting network issues. … Additionally, the consultant will be involved in designing and maintaining network architecture to ensure robust and secure network operations. Qualifications/Experience: Must be SC Cleared, or capable of gaining UK SC Clearance - Mandatory. NSX-T- Experience managing the platform on a daily basis, configuring/monitoring etc. SDDC. (Software Defined Datacentre) - Virtualised datacentre functions such as More ❯

Join to apply for the Network Engineer role at Mako 1 day ago Be among the first 25 applicants Join to apply for the Network Engineer role at Mako At Mako, we believe in the power of collaboration to drive innovation in pursuit of our collective ambition; excellence in trading. Our diverse community is connected through a commitment … the firm’s operations are built. In this team, world-class engineers work together to build a highly reliable, low-latency platform to enable the firm’s business. The Network Engineer will work closely with Mako’s trading, quant, developer and support teams.to deliver globally distributed WANs, LANs, Cloud, and exchange connectivity. The breadth of the team’s responsibilities … and multicast packet delivery, routing, switching, monitoring, automation and hardware implementation to both on-premise and co-located sites. What You’ll Be Involved In Planning and setting up network architecture, including LAN, WAN, intranet, and extranet. Installing and configuring routers, switches, firewalls, and other network devices. Monitoring and optimizing network performance, ensuring system availability and More ❯

Social network you want to login/join with: Equinix is the world’s digital infrastructure company, operatingover 260 data centersacross the globe.Digital leaders harness Equinix's trusted platform to bring together and interconnect foundational infrastructure at software speed. Equinix enables organizations to access all the right places, partners and possibilities to scale with agility, speed the launch of … 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 environmentthat is foundational to our core values as a company and is … 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 ❯

purpose. Our passion for technology is only surpassed by our commitment to empowering our employees around the world . The Opportunity: ECI has an exciting opportunity for a Senior Network Services Engineer to join our UK team . The Senior Network Services Engineer will be part of the Managed Services team that provides 24x7 monitoring, operations, and support … be comfortable working in a very fast-paced, busy environment in the rapidly growing monitoring & managed services industry. What you will do: Design and implement high-speed, low-latency network architectures for trading platforms and financial applications. Analyze and optimize network paths and configurations to minimize latency, especially for market data feeds. Utilize advanced monitoring tools to detect … network issues in real time. Lead diagnosis and resolution of network outages or performance issues, coordinating with cross-functional teams. Manage and resolve tickets escalated from the NOC, ensuring timely responses and solutions. Provide on-call support for network incidents, ensuring rapid response to critical issues. Address service requests from internal clients, providing support for network More ❯

s digital infrastructure, protecting sensitive data, and maintaining compliance with industry standards and regulations. In this role you will Lead the development and execution of GSK’s Zero Trust Network strategy, ensuring alignment with organizational goals and cybersecurity best practices. Design, implement, and manage Zero Trust Network solutions, including network segmentation, identity and access management, and continuous … principles across the organization. Assist in risk assessments and threat modeling to identify potential vulnerabilities and develop mitigation strategies. Implement security policies, standards, and procedures related to Zero Trust Network architecture. Provide expert guidance and mentorship to cybersecurity team members and other IT personnel on Zero Trust principles and practices. Stay current with emerging trends, technologies, and best practices … recommend enhancements to GSK’s security posture. Coordinate with external vendors and partners to evaluate and integrate third-party Zero Trust solutions. Participate with incident response efforts related to network security breaches, ensuring timely and effective resolution. Prepare and present reports on Zero Trust Network initiatives, performance metrics, and security incidents to senior management. Why you? Qualifications & Skills More ❯

learn more. Base pay range Direct message the job poster from 83zero Tech & Data Recruitment Specialist – Your Go-To for All Things IT! NOC Manager Lead a High-Performing Network Engineering Team! Location: London (Hybrid) Base: £90,000 base salary + 5% on-call bonus Type: Full-time | Permanent Are you a passionate network leader ready to take … reins of a high-performing third-line engineering team? We're seeking a NOC Manager who thrives on solving complex challenges, leading with clarity, and driving innovation across critical network infrastructure. What You’ll Be Doing: Lead, mentor, and develop a team of skilled third-line network engineers. Own escalated network issues—diagnose and resolve complex problems … in collaboration with senior engineers. Align network strategies with wider business goals through cross-functional collaboration. Drive innovation and continuous improvement in network performance, support, and security. Champion best practices in network architecture, operations, and incident management. Ensure effective workload monitoring via ServiceNow and foster operational transparency. What You’ll Bring: Demonstrable technical expertise at CCNP More ❯