1 to 25 of 47 Network Architecture Jobs in London

Network Infrastructure Specialist We are seeking a highly skilled and experienced Network Analyst/Architect to join our dynamic IT team. The ideal candidate will play a crucial role in designing, implementing, and optimizing our enterprise network infrastructure, with a strong focus on cloud networking, automation techniques … and traditional network architectures. You will be responsible for ensuring the seamless integration of cloud-based and on-premise networking technologies, driving performance, scalability, and security across the entire network environment. This position demands a forward-thinking professional who can lead in developing innovative solutions while maintaining and … improving our current systems. You will collaborate with IT colleagues, external vendors, and key business stakeholders to ensure that the network infrastructure aligns with our organization's strategic goals and technology initiatives. Key Responsibilities: Design, Implement, and Manage Network Infrastructure Lead the design and deployment of robust, scalable More ❯

Senior Consultant - IT Network Engineer L3 - London Consultant Domain Network Data networking Access technologies Company: ITL UK Requisition ID: 132610BR Role - Senior Consultant Location - London Roles and Responsibilities: Team Collaboration and Leadership: Collaborate with cross-functional teams and provide technical guidance and mentorship to junior network engineers. … Participate in architecture review boards and provide expertise and recommendations on network-related projects. Stay updated on industry trends, certifications, and best practices to enhance professional knowledge and expertise. Network Design and Architecture: Assess the organization's network infrastructure and identify areas for improvement or … optimization. Design, develop, and document network architecture blueprints, including high-level and low-level network designs. Define network standards, protocols, and guidelines to ensure consistency and scalability. Evaluate emerging technologies and industry trends to incorporate innovative solutions into network designs. Network Performance and Optimization More ❯

Job Description - Senior Infrastructure Security Engineer (Network) (047748) Senior Infrastructure Security Engineer (Network) 047748 Organisation Organisation - Customers, Communication and Technology Job Position Type - Full Time Location: North Greenwich, London/Hybrid Salary: £62,000 - £70,000 plus fantastic benefits UK Sponsorship availablehowever, candidates are responsible for their own … cent of time split between the office and home over a 4-week period.Hybrid working arrangements can evolve subject to business requirements. Key Technologies: Network Security (inc. Firewalls), Routing and Switching (WAN/LAN/Datacentre), SDN, Wi-Fi and Cloud Networks. About Us The Networks and Hosting Team … Data is responsible for maintaining existing infrastructure, which underpins the majority of our services across TfL. It is an exciting time to join the Network team, as you'll be working on large scale network improvement projects such as: network security (firewall) upgrades, network consolidation 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 … 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 More ❯

Location: London (onsite/office reporting) Employment Type: Full-Time Department: Network Engineering Role Overview: We are seeking a highly skilled and experienced Network Solutions Engineer with a strong focus on Radio Access Network (RAN) technologies, including expertise in 4G/LTE and a deep understanding of … Traditional RAN and Open RAN. In this role, you will contribute to the creation of RAN products and solutions for AWTG's Network Management and Service Assurance automated tools, ensuring our RAN solutions are robust, scalable, and aligned with business and customer needs. Key Responsibilities: RAN Planning and Design … Participate in the planning and design of RAN infrastructure to meet current network requirements and ensure scalability for future growth. Select and specify hardware and software components required for the RAN, including base stations, antennas, and network management systems. Apply deep expertise in wireless communication systems, including RF More ❯

Role: Network Operations and Architecture Lead Location: Remote (Based from Paddington, London) Contract: 6 Months Sector: Enterprise IT/Infrastructure My global manufacturing sector client are hiring a Network Operations and Architecture Lead to oversee and evolve network services for a global enterprise. This role … blends hands-on operational leadership with strategic input into the network architecture and roadmap. Key Responsibilities: Ensure high availability and performance of WAN, WiFi, and LAN services Define and enforce standards, procedures, and risk management practices Support service transitions and ensure alignment with IT governance Provide architectural guidance … on projects and technology planning Lead internal teams and third-party providers, driving service quality Maintain knowledge assets including network diagrams and runbooks Partner with stakeholders to manage service costs and support continuous improvement Requirements: Strong background in enterprise network operations and architecture Experience with ITIL practices More ❯

Senior Network Engineer Location: London Salary: £200,000-£250,000 Role Overview: Seeking a Senior Network Engineer to lead the design, implementation, and management of high-performance network solutions, with a focus on research infrastructure combining AWS cloud services and advanced data center platforms. Key Responsibilities: Network Architecture : Design and deploy scalable network solutions, including core switching, firewalls, load balancers, and automation frameworks. Full Lifecycle Management : Oversee network lifecycle from design through deployment, operation, and retirement. Automation & IaC : Utilize Infrastructure as Code (IaC) and automation to streamline network delivery. High-Performance Networking … storage, AI/ML GPU networking, and low-latency computing environments. Vendor Expertise : Leverage expertise in Cisco, Arista, Juniper, and NVIDIA products to drive architecture decisions. Qualifications: Proven experience in complex, high-performance network architecture. Strong focus on software-driven, agile methodologies. Expert knowledge of vendor ecosystems and More ❯

Senior Network Engineer Location: London Salary: £200,000-£250,000 Role Overview: Seeking a Senior Network Engineer to lead the design, implementation, and management of high-performance network solutions, with a focus on research infrastructure combining AWS cloud services and advanced data center platforms. Key Responsibilities: Network Architecture : Design and deploy scalable network solutions, including core switching, firewalls, load balancers, and automation frameworks. Full Lifecycle Management : Oversee network lifecycle from design through deployment, operation, and retirement. Automation & IaC : Utilize Infrastructure as Code (IaC) and automation to streamline network delivery. High-Performance Networking … storage, AI/ML GPU networking, and low-latency computing environments. Vendor Expertise : Leverage expertise in Cisco, Arista, Juniper, and NVIDIA products to drive architecture decisions. Qualifications: Proven experience in complex, high-performance network architecture. Strong focus on software-driven, agile methodologies. Expert knowledge of vendor ecosystems and More ❯

that matters-it's how we do it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. Our Network Infrastructure team works closely with trading desks and software engineers. They are the subject matter experts in the networking domain. They create tools using … Python and automate tasks to streamline our environment. They are passionate about providing innovative solutions to our dynamic business. We are seeking a Network Engineer for our London based Network Infrastructure Team. As a Network Engineer at DRW, you will: Be responsible for network architecture, implementation, and operations with the primary focus on EMEA network infrastructure but also contributing to the other regions and the global DRW network. Work closely with our Operations Center to troubleshoot complex network infrastructure related issues. Partner with trading desks and business units to identify future projects More ❯

Job ID: Amazon Data Services Hong Kong Limited Amazon Web Services (AWS) has an immediate opening for an Infrastructure Delivery - Network Technician. We are currently expanding our Infrastructure Operations team in AWS and are looking for a highly-motivated Network Technician to join our growing team at data … center site. Mission of Infrastructure Delivery (ID) is to deliver network capacity on time. ID team collaborates with other Data Center and Networking teams to scale and prepare network infrastructure capacity. ID team members are responsible for installing and delivering our network equipment and related infrastructure. ID … Network Technician will work closely with both internal stakeholders and external vendors on network scaling and cabling project implementation. The ideal candidate should be autonomous, detail-oriented, possess strong written and verbal communication skills with experience in enterprise class network infrastructure. This position will provide the opportunity More ❯

systems for a variety of clients in sectors including utilities, oil and gas, manufacturing, industrial automation and various other communication networks. Configure and optimize network infrastructure & communication protocols such as IEC 61850; Distributed Network Protocol (DNP 3); Parallel Redundancy Protocol (PRP); Precision Time Protocol (PTP); Network Time … Protocol (NTP); Simplified Network Time Protocol (NTP), Modbus, OPC, Profibus, etc. for seamless integration with field devices, including RTUs, PLCs, IEDs, etc., also ensure stable connectivity between SCADA centres & remote sites, and configure secure VPNs & remote access protocols to allow for safe, off-site monitoring and control. Understand client … requirements & produce network architecture philosophy diagram, IED telecommunication diagram, SCADA & Telecommunications Panel design, Network IP allocation, I/O Schedules, Cable & Core schedules, etc. Assist with the setup and commissioning of SCADA systems at client sites, troubleshoot field devices and network communication issues, perform preventive and More ❯

One of our clients, a reputable Hedge Fund, is looking to hire a Network Engineer with good NAC knowledge and experience to join a small team who manage all the tech for the Fund's low-latency trading platform. The team have a number of projects ranging from global … wants to work for a successful, growing company. To be right for this role, you need to have the following: Strong experience as a Network Engineer enhancing existing enterprise network infrastructure and automation frameworks Network Access Control (NAC) experience is essential (Cisco ISE, Aruba ClearPass, or similar … Meraki Wi-Fi experience is beneficial AWS Cloud experience is a plus Strong understanding of routing, switching, and network architecture Proficiency in GitLab, Ansible, Python, CI/CD Pipelines, DevOps tools The company doesn't offer hybrid working and you will be expected to work 5 days a More ❯

One of our clients, a reputable Hedge Fund, is looking to hire a Network Engineer with good NAC knowledge and experience to join a small team who manage all the tech for the Fund's low-latency trading platform. The team have a number of projects ranging from global … wants to work for a successful, growing company. To be right for this role, you need to have the following: Strong experience as a Network Engineer enhancing existing enterprise network infrastructure and automation frameworks Network Access Control (NAC) experience is essential (Cisco ISE, Aruba ClearPass, or similar … Meraki Wi-Fi experience is beneficial AWS Cloud experience is a plus Strong understanding of routing, switching, and network architecture Proficiency in GitLab, Ansible, Python, CI/CD Pipelines, DevOps tools The company doesn't offer hybrid working and you will be expected to work 5 days a More ❯

Job title: Network Engineer (Consultant) Day Rate: up to £550 per day (outside IR35) Length: 6 months (with potential to extend) Location: London Industry: Financial Services Hunter Bond is looking for a talented and passionate Network Engineer (Consultant) to join a world-class team and play a critical … role in the design, deployment and maintenance of a high-performance, state-of-the-art network environment. Requirements: Strong experience working on network infrastructure in a Financial Services environment (Investment Banking, Trading, etc.) Experience in network architecture, design, deployment, etc. Strong experience working in a multivendor … environment (Cisco and Arista required) Network automation experience (Python or Ansible) Why work there: Opportunity to work with the latest, most sophisticated technology in the world You’ll be critical in shaping the future of the company’s cutting-edge network infrastructure Dynamic environment – new and exciting challenges More ❯

Job title: Network Engineer (Consultant) Day Rate: up to £550 per day (outside IR35) Length: 6 months (with potential to extend) Location: London Industry: Financial Services Hunter Bond is looking for a talented and passionate Network Engineer (Consultant) to join a world-class team and play a critical … role in the design, deployment and maintenance of a high-performance, state-of-the-art network environment. Requirements: Strong experience working on network infrastructure in a Financial Services environment (Investment Banking, Trading, etc.) Experience in network architecture, design, deployment, etc. Strong experience working in a multivendor … environment (Cisco and Arista required) Network automation experience (Python or Ansible) Why work there: Opportunity to work with the latest, most sophisticated technology in the world You’ll be critical in shaping the future of the company’s cutting-edge network infrastructure Dynamic environment – new and exciting challenges More ❯

requirements and the related system landscape and operating model. Create system and solution architectures that meet the customer requirements and are compliant with Enterprise Architecture principles Develop solution architectures which are coherent with both security & service architecture and cost or commercial constraints/requirements Consult with customers, understand … lead (as necessary or as part of a team) customer presentations, outlining recommended solution architectures and benefits Develop and contribute to thought leadership around architecture and solution offerings and related value propositions Technically lead the preparation of bid responses to RFPs and develop the solutions based on case studies … requirements management and the ability to show clear linkage between the digital choices and solutions that will be delivered. Understanding of data and security architecture Experience of using Archimate notation to create enterprise and solution architecture models and diagrams, preferably with SparxEA or BizDesign. A good understanding of More ❯

role will focus on Cloud, Infrastructure & Security, Security & Compliance as well as providing BAU Support to 200 users across the business. Key Responsibilities Include: Network Architecture & Management (Cisco Meraki) Lead network design and management across schools using Cisco Meraki. Optimize Meraki wireless, switching, and security appliances. Manage … VLANs, segmentation, and network performance. Collaborate with vendors and internal teams on connectivity and ISP engagement. Infrastructure, Cloud & Security Administer Microsoft 365 and Google Workspace tenants (user provisioning, MFA, licensing, Conditional Access). Manage Azure cloud services, focusing on performance, identity, and cost control. Oversee IAM, including Azure AD More ❯

requirements and the related system landscape and operating model. Create system and solution architectures that meet the customer requirements and are compliant with Enterprise Architecture principles. Develop solution architectures which have a wider appreciation and coherence with both security & service architecture and cost or commercial constraints/requirements. … an organisation's strategy and vision. Prepare and lead customer presentations outlining recommended solution architectures and benefits. Contribute to and develop thought leadership around architecture and solution offerings and contribute to related value propositions. Technically lead the preparation of bid responses to RFPs and develop solutions based on case … PaaS, SaaS, containers, microservices). TOGAF certification (or equivalent framework). Understanding of ITIL, Agile methodologies, and DevSecOps. Appreciation of security and high-level network architecture (on-prem and cloud). Familiarity with IoT and Blockchain. Basic understanding of business case development, project, and risk management. Knowledge of More ❯

and operation technology. Main responsibilities: Provide OT/ITS Vulnerability Assessment and Remediation Services to help clients identify, assess, prioritise and mitigate potentially exposed network components Work collaboratively with various cyber teams to develop appropriate solutions, delivery models and marketing campaigns to enhance the company’s market coverage with … Education assistance Requirements: Experience/knowledge in cybersecurity with a focus on operational technology and industrial control systems Eligible for SC clearance Familiarity with network architecture (may need to build network illustrations for industrial automation and control) Awareness of IT/OT security trends and vulnerabilities Experience More ❯

and operation technology. Main responsibilities: Provide OT/ITS Vulnerability Assessment and Remediation Services to help clients identify, assess, prioritise and mitigate potentially exposed network components Work collaboratively with various cyber teams to develop appropriate solutions, delivery models and marketing campaigns to enhance the company’s market coverage with … Education assistance Requirements: Experience/knowledge in cybersecurity with a focus on operational technology and industrial control systems Eligible for SC clearance Familiarity with network architecture (may need to build network illustrations for industrial automation and control) Awareness of IT/OT security trends and vulnerabilities Experience More ❯

translate business requirements into designs and produce High-Level Designs (HLDs). Identify performance issues with regional teams and implement remedial actions to enhance network performance. Contribute to the Software Drop Selection process for RAN vendors, aligning with operational and design needs. Develop HLD, Low-Level Design (LLD), and … software solutions. Possess thorough knowledge of LTE and 5G NR (NSA & SA) technologies. Preferably have prior experience with Nokia RAN. Understand 4G/5G network architecture and software features deeply. Experience managing 4G/5G RAN parameters in live networks. Handle software/hardware feature testing and trials … communication skills, with experience in developing and delivering technical workshops to diverse audiences. Deep understanding of 2G, 3G, 4G, and 5G technologies and RAN network operations. Proficiency with Microsoft Office, network administration, and vendor management tools like NetACT. More ❯

Your new company I am currently working directly with a large London Borough looking to bring on a Network Engineer to play a key role in the development and delivery of the future network architecture, which includes the edge and core physical networks, wireless networks and core … designed and implemented to meet functional, security, performance, scalability and business/IT continuity requirements. You will ensure the technical lifecycle management processes for network services are developed to enable efficient and effective management and support. What you'll need to succeed Essential Experience: Has relevantexperience in own area More ❯

talented individuals who collaborate to: Undertake project work from across the design lifecycle, including early concept stage through detail design Deliver domestic projects for Network Rail, HS2, Transport for The North, TfGM, Nexus, Local Authorities, Principal Contractors and Private Developers Produce designs for international projects across the globe in … Television (IP-CCTV) Systems EN54 Public Address and Voice Alarm Systems Integrated Station/Building Management Systems (ISMS, IBMS) Customer Information Systems (CIS) Wireless Network Architecture Voice Over Internet Protocol (VOIP) Mobile telephony and Radio systems and architectures, base station configurations, bandwidth management Trackside Telecommunication equipment and infrastructure … Fixed Telecommunications Network (FTN and FTNx) Experience as CRE or equivalent for Network Rail/HS2/TfL and good working knowledge of Network Rail, TfL & LUL standards is advantageous Good knowledge of H&S legislation, CDM requirements, Safe by Design principles and Railway safety Imagine a More ❯

and innovative platforms that underpin commercial growth, customer satisfaction, and operational efficiency. Key Responsibilities Major Ownership – MVNO/MNO · Define and execute the global network and IT strategy for MVNO/MNO operations across multiple geographies (Europe, Asia, Africa). · Lead full lifecycle management of core network architecture … planning. Minor Ownership – Fintech · Support the fintech product team by advising on secure payment platforms, mobile wallets, and AML/KYC infrastructure. · Ensure fintech architecture aligns with group-wide security, data, and compliance policies (PCI-DSS, PSD2). · Guide tech integrations between telecom billing and digital financial services (e.g. … CIO/CTO/CTIO roles in telecom (MVNO/MNO). · Proven experience delivering multi-country telecom deployments, BSS/OSS transformation, and network evolution. Core Competencies · Deep knowledge of core mobile networks, cloud-native architectures, and digital platforms. · Strong understanding of regulatory frameworks, including telecom compliance, fintech More ❯

and innovative platforms that underpin commercial growth, customer satisfaction, and operational efficiency. Key Responsibilities Major Ownership – MVNO/MNO · Define and execute the global network and IT strategy for MVNO/MNO operations across multiple geographies (Europe, Asia, Africa). · Lead full lifecycle management of core network architecture … planning. Minor Ownership – Fintech · Support the fintech product team by advising on secure payment platforms, mobile wallets, and AML/KYC infrastructure. · Ensure fintech architecture aligns with group-wide security, data, and compliance policies (PCI-DSS, PSD2). · Guide tech integrations between telecom billing and digital financial services (e.g. … CIO/CTO/CTIO roles in telecom (MVNO/MNO). · Proven experience delivering multi-country telecom deployments, BSS/OSS transformation, and network evolution. Core Competencies · Deep knowledge of core mobile networks, cloud-native architectures, and digital platforms. · Strong understanding of regulatory frameworks, including telecom compliance, fintech More ❯