1 to 25 of 57 Permanent Network Architecture Jobs in London

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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

Social network you want to login/join with: Application Modernisation Architect, London col-narrow-left Client: 3620 Kyndryl UK Limited Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: e165042f6a3e Job Views: 3 Posted: 29.06.2025 Expiry Date: 13.08.2025 col-wide Job Description: Who We Are At Kyndryl, we design, build … a “trusted advisor” persona as viewed by our clients, seller and delivery organization Instil a sense of urgency and drive to close consulting practice deals Maximize the project and architecture practice abilities and capabilities to increase project and solution success Who You Are Required Technical and Professional Expertise Prior experience of at least 5 years as an IT architect … Applied Azure and/or GCP and/or AWS migration solutions Server Platforms (Windows, Linux and UNIX) Virtualization Infrastructures (VMWare, Hyper-V etc.) Understanding of up-to-date Network architecture concepts and system integration principles including high-end routers/switches, Network & Security, Network Virtualization, Cloud Network Deployments, and other related infrastructure and system More ❯

Social network you want to login/join with: Application Modernisation Architect, London col-narrow-left Client: 3620 Kyndryl UK Limited Location: London, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Reference: e165042f6a3e Job Views: 3 Posted: 29.06.2025 Expiry Date: 13.08.2025 col-wide Job Description: Who We Are At Kyndryl, we design, build … a “trusted advisor” persona as viewed by our clients, seller and delivery organization Instil a sense of urgency and drive to close consulting practice deals Maximize the project and architecture practice abilities and capabilities to increase project and solution success Who You Are Required Technical and Professional Expertise Prior experience of at least 5 years as an IT architect … Applied Azure and/or GCP and/or AWS migration solutions Server Platforms (Windows, Linux and UNIX) Virtualization Infrastructures (VMWare, Hyper-V etc.) Understanding of up-to-date Network architecture concepts and system integration principles including high-end routers/switches, Network & Security, Network Virtualization, Cloud Network Deployments, and other related infrastructure and system 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 ❯

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 ❯

Job Title: Senior Network Engineer Location: Hybrid (London Contract Type: Permanent Salary: Up to £70,000 per annum About the Role: Join a skilled team of network engineers working on cutting-edge infrastructure projects across multiple data centres. This role offers an exciting opportunity to lead and deliver key design and implementation work, including next-generation network … leaf" to distribution switches. Deploy new ESM infrastructure, including firewall virtual system provisioning, switch buildouts, patching, and operational administration. Implement new VXLAN EVPN fabric networks, ensuring robust and scalable network architecture. Provision and onboard new Palo Alto firewalls and F5 load balancers into the VXLAN EVPN fabrics. Perform detailed environment analysis and maintain comprehensive documentation aligned to VXLAN design. … Participate in network change management activities including scope determination, pre-deployment testing, CAB meetings, implementation, testing, and documentation updates. What they're Looking For: Strong experience with EVPN and VXLAN technologies. Expertise in Cisco Nexus 5K and 9K switches. Hands-on knowledge of Palo Alto firewall implementation, ideally with PA-3410 models. Solid understanding of networking protocols and standards More ❯

NOC Manager - London (Hybrid) Base: £90,000 base salary + 5% on-call bonus Type: Full-time | Permanent 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 the 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 (ENT/DC/ More ❯

Social network you want to login/join with: We are seeking a highly skilled Azure Network Architect with strong hands-on engineering capabilities to design and implement a secure, scalable, and compliant hybrid cloud network environment. You will be instrumental in building out network routing architecture to support Red Hat OpenShift (RHOS) clusters in … Azure and translating existing infrastructure patterns into cloud-native solutions. Key Responsibilities Design target state network architecture for secure north/south traffic routing across Azure-hosted RHOS clusters. Integrate and configure Application Gateway NVAs such as F5, NGINX, or Apache. Translate traditional infrastructure components (e.g., F5 LTM iRules, IBM DataPower processing, mTLS) into cloud-native equivalents using … manage mTLS termination with Hardware Security Modules (HSMs). Collaborate with platform and security teams to ensure adherence to policies, segmentation, and governance. Work closely with stakeholders to define network requirements and align designs with enterprise standards. Produce and maintain detailed network architecture documentation. Required Skills & Experience Proven experience as an Azure Architect with hands-on engineering More ❯

Social network you want to login/join with: We are seeking a highly skilled Azure Network Architect with strong hands-on engineering capabilities to design and implement a secure, scalable, and compliant hybrid cloud network environment. You will be instrumental in building out network routing architecture to support Red Hat OpenShift (RHOS) clusters in … Azure and translating existing infrastructure patterns into cloud-native solutions. Key Responsibilities Design target state network architecture for secure north/south traffic routing across Azure-hosted RHOS clusters. Integrate and configure Application Gateway NVAs such as F5, NGINX, or Apache. Translate traditional infrastructure components (e.g., F5 LTM iRules, IBM DataPower processing, mTLS) into cloud-native equivalents using … manage mTLS termination with Hardware Security Modules (HSMs). Collaborate with platform and security teams to ensure adherence to policies, segmentation, and governance. Work closely with stakeholders to define network requirements and align designs with enterprise standards. Produce and maintain detailed network architecture documentation. Required Skills & Experience Proven experience as an Azure Architect with hands-on engineering More ❯

A fast-growing hedge fund is building its technology stack from the ground up and seeking a Cloud Network & Security Engineer to take ownership of its cloud networking and security infrastructure. As a Cloud-First, Multi-Cloud company leveraging AWS & Azure, they need an expert to design, secure, and optimize their cloud network architecture. This is a unique … opportunity to build and define the network for a cloud-first hedge fund. If you're a driven Network Engineer looking to make a real impact, apply now! Key Responsibilities: This is a blend of design, implementation, and support, giving you the chance to shape and build the network from scratch. You'll be responsible for: Designing … and delivering cloud-based and on-prem network and security solutions Working with Palo Alto Networks (essential), Cisco, or Arista Supporting a multi-cloud (AWS & Azure) and on-prem data center environment Collaborating with the Senior Technology stake-holders to define and implement best practices Helping build low-latency and high-performance networking (HFT experience is a nice-to More ❯

aligned with business goals. Lead the modernization and integration of systems across business units. Act as a strategic partner to senior leadership, enabling tech-driven decisions. Infrastructure & Operations Oversee network architecture, cloud environments, hardware, and software operations. Ensure high availability, performance, and resilience of all IT services. Standardize and optimize internal systems and workflows across the agency group. More ❯

aligned with business goals. Lead the modernization and integration of systems across business units. Act as a strategic partner to senior leadership, enabling tech-driven decisions. Infrastructure & Operations Oversee network architecture, cloud environments, hardware, and software operations. Ensure high availability, performance, and resilience of all IT services. Standardize and optimize internal systems and workflows across the agency group. More ❯

Network Architect Location: London (On-site) 5 Days Duration: 6 Months Project: Network & Infrastructure Rebuild Experience:- 8 Years experience Role Overview: We are seeking a highly experienced Network Architect to lead the design and implementation of a comprehensive network infrastructure rebuild for our client. The ideal candidate will provide strategic and technical direction for secure, scalable … and future-ready network solutions. Key Responsibilities : Lead the design of a new, secure, and scalable network architecture. Oversee the deployment and configuration of network devices (Fortinet, Palo Alto, Juniper). Collaborate with infrastructure, security, and engineering teams to ensure alignment with business needs. Develop detailed design documents, HLD/LLD, and implementation strategies. Conduct risk assessments … compliance reviews, and capacity planning. Key Skills Required: Minimum 8 years of experience in Network Architecture and design. Strong hands-on experience with Fortinet, Palo Alto, and Juniper technologies. Proven expertise in enterprise-grade firewall configuration and segmentation strategies. Experience with both on-premises and hybrid environments. Strong documentation and stakeholder communication skills. More ❯

Network Architect Location: London (On-site) 5 Days Duration: 6 Months Project: Network & Infrastructure Rebuild Experience:- 8 Years experience Role Overview: We are seeking a highly experienced Network Architect to lead the design and implementation of a comprehensive network infrastructure rebuild for our client. The ideal candidate will provide strategic and technical direction for secure, scalable … and future-ready network solutions. Key Responsibilities : Lead the design of a new, secure, and scalable network architecture. Oversee the deployment and configuration of network devices (Fortinet, Palo Alto, Juniper). Collaborate with infrastructure, security, and engineering teams to ensure alignment with business needs. Develop detailed design documents, HLD/LLD, and implementation strategies. Conduct risk assessments … compliance reviews, and capacity planning. Key Skills Required: Minimum 8 years of experience in Network Architecture and design. Strong hands-on experience with Fortinet, Palo Alto, and Juniper technologies. Proven expertise in enterprise-grade firewall configuration and segmentation strategies. Experience with both on-premises and hybrid environments. Strong documentation and stakeholder communication skills. More ❯

Network Architect £600 - £700 per day - Inside IR35 Hybrid - London DV Cleared About the Role Our confidential government client requires an experienced Network Architect to lead the design and delivery of strategic network solutions. This is a high-impact role within a complex, secure environment, where your architectural expertise will support national security priorities. Key Responsibilities Deliver … high-level and low-level network designs (HLD/LLD) in line with project milestones Produce comprehensive artefacts including: Site-specific network architectures Passive infrastructure layouts (fibre, copper - vertical & horizontal) Active equipment installation designs Rack diagrams, patching schedules, and cabling plans Collaborate with multiple stakeholders including: Local IT teams Other Government Departments (OGDs) System owners and integrators Drive … end-to-end system thinking including: LAN/WAN design and implementation WAN provisioning and circuit dependencies Network security and encryption technologies (e.g., cryptos) Dependencies on EUDs, storage, and power systems (UPS) Work across the full system delivery lifecycle: Service Design, Transition, Acceptance, and into Live Collaborate with Service Architects on Assurance and Gate Reviews Analyse technical requirements and More ❯

Network Architect £600 - £700 per day - Inside IR35 Hybrid - London DV Cleared About the Role Our confidential government client requires an experienced Network Architect to lead the design and delivery of strategic network solutions. This is a high-impact role within a complex, secure environment, where your architectural expertise will support national security priorities. Key Responsibilities Deliver … high-level and low-level network designs (HLD/LLD) in line with project milestones Produce comprehensive artefacts including: Site-specific network architectures Passive infrastructure layouts (fibre, copper - vertical & horizontal) Active equipment installation designs Rack diagrams, patching schedules, and cabling plans Collaborate with multiple stakeholders including: Local IT teams Other Government Departments (OGDs) System owners and integrators Drive … end-to-end system thinking including: LAN/WAN design and implementation WAN provisioning and circuit dependencies Network security and encryption technologies (e.g., cryptos) Dependencies on EUDs, storage, and power systems (UPS) Work across the full system delivery lifecycle: Service Design, Transition, Acceptance, and into Live Collaborate with Service Architects on Assurance and Gate Reviews Analyse technical requirements and More ❯

Reporting to the Head of Network & Operations, the Network Engineers are responsible for supporting the evolution of the company's Network from its current test lab environment at their datacenter through to the upcoming network deployment and the continuous expansion plan. The network, which is multi-vendor and white label, is at the leading edge … of next-generation network design and will inspire the imagination and curiosity of highly technical network engineers with previous experience as senior network engineers within an ISP or Carrier environment. Ideally, candidates will have significant network engineering experience to at least CCNP/JNCP level and will be striving for CIIE, within a carrier/ISP … environment. This role is probably not suitable for an Enterprise-based NW Engineer. The key deliverables for the Network Engineers will include: Taking engineering accountability for this innovative start-up's Next Generation ISP/Carrier network throughout its evolution. Handling day-to-day Network Management tasks such as troubleshooting network issues. Configuring network hardware More ❯

organization, generating results that allow our clients to thrive. What You'll Do The Director – Cloud Connectivity is responsible for defining, engineering, and operating BCG’s global cloud networking architecture across AWS, Azure, Google Cloud, and Alibaba Cloud. This role ensures consistent, reliable, and secure connectivity for all workloads, services, and users across the multi-cloud landscape. Leveraging SRE … principles, automation, and observability, the Cloud Connectivity Director will drive a scalable, self-service-first experience while working closely with the broader network and cloud platform teams. Key Responsibilities Cloud Network Strategy & Architecture: Define and maintain the global cloud connectivity strategy spanning AWS, Azure, Google, and Alibaba. Architect scalable and secure interconnects, cloud-to-cloud routing, and … hybrid connectivity (on-prem to cloud). Drive standardization of network patterns, segmentation, and routing architectures across all cloud environments. Embed SRE and DevOps principles into cloud network architecture and operations. Engineering, Automation & Self-Service: Lead development of automated network provisioning pipelines using Infrastructure as Code (IaC). Enable self-service network setup and changes More ❯

organization, generating results that allow our clients to thrive. What You'll Do The Director – Cloud Connectivity is responsible for defining, engineering, and operating BCG’s global cloud networking architecture across AWS, Azure, Google Cloud, and Alibaba Cloud. This role ensures consistent, reliable, and secure connectivity for all workloads, services, and users across the multi-cloud landscape. Leveraging SRE … principles, automation, and observability, the Cloud Connectivity Director will drive a scalable, self-service-first experience while working closely with the broader network and cloud platform teams. Key Responsibilities Cloud Network Strategy & Architecture: Define and maintain the global cloud connectivity strategy spanning AWS, Azure, Google, and Alibaba. Architect scalable and secure interconnects, cloud-to-cloud routing, and … hybrid connectivity (on-prem to cloud). Drive standardization of network patterns, segmentation, and routing architectures across all cloud environments. Embed SRE and DevOps principles into cloud network architecture and operations. Engineering, Automation & Self-Service: Lead development of automated network provisioning pipelines using Infrastructure as Code (IaC). Enable self-service network setup and changes More ❯

Network Engineer (DV Security Clearance) Position Description Secure Innovation is part of CGI's Space, Defence and Intelligence business unit, focused primarily on the delivery of contemporary and innovative technical solutions for the our client's most challenging problems. Our teams work alongside our clients to help them understand how to exploit technologies to maintain a competitive advantage. We … are looking for a hands on Senior Network Engineer to help our team design and deploy a next generation hybrid and multi cloud Wide Area Network, with a blend of physical and virtual appliances, alongside first party Public Cloud services. The enabling technology is predominantly Cisco SD WAN with automation enabled through the Day 0 deployment and the … always be considered for this or wider opportunities in CGI, where appropriate. Your future duties and responsibilities • Design and Implement WAN configurations in Cloud & Cisco. • Design and Implement App & Network policies in SD WAN. • Design and Implement App & Network policies in SD WAN. • Contribute to Network Automation with the Dev Team. • Capture and Manage design and config More ❯

not just what we do 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 and areas of improvement. Embrace and contribute to network automation and monitoring. Your background: Minimum 3 years of Network Engineering experience. Trading or finance More ❯