101 to 125 of 133 Network Engineer Jobs in London

work for a global leader withing the HFT space? Do you enjoy working with brilliant minds, cutting-edge tech, and systems that push the limits of speed and performance. Network Engineer – Prop Trading Firm (London) You will design, optimize, and support a global low-latency network environment. This role will be hands-on engineering with the chance … to work with some of the fastest systems and newest technologies in the industry. Key Responsibilities: Design, configure, and maintain high-performance global network infrastructure. Identify and implement improvements to boost speed, stability, and efficiency. Diagnose and resolve network performance issues using advanced monitoring tools. Develop and maintain network documentation, monitoring, and telemetry systems. Collaborate with software More ❯

This is an exciting opportunity to join a leading London-based Asset Management firm as an Infrastructure and Network Engineer . You’ll be joining a small, hands-on IT team of 5, supporting and managing critical infrastructure across cloud, networking, and endpoint environments. This is a unique chance to work in a highly reputable financial services environment More ❯

This is an exciting opportunity to join a leading London-based Asset Management firm as an Infrastructure and Network Engineer . You’ll be joining a small, hands-on IT team of 5, supporting and managing critical infrastructure across cloud, networking, and endpoint environments. This is a unique chance to work in a highly reputable financial services environment More ❯

embraces all of Hewlett Packard Enterprise’s values and commitments to employees and customers alike. Role Overview We are looking for an experiencedengineer, required to work as a hybrid Network Engineer for a well-known customer in Crawley, working as part of an onsite team the role will be to provide Network Infrastructure support across a large … client campus. Role is primarily responsible for Cisco IP Telephony (Voice) but also covers network and minor Firewall duties in the future after training. You would work within a small team to jointly cover the core shift hours between 07:00 & 19:00, Monday to Friday (07:00-15:00, 09:00-17:00 & 11:00-19:00) The … project activities as required. This role includes a requirement to provide Out of Hours cover as part of a scheduled rota. The tasks will include (but not limited to): Network equipment installations and support. Troubleshooting hardware and firmware issues on all networking & telephony infrastructure (main focus is voice). Being part of a wider team to support user issues More ❯

embraces all of Hewlett Packard Enterprise’s values and commitments to employees and customers alike. Role Overview We are looking for an experiencedengineer, required to work as a hybrid Network Engineer for a well-known customer in Crawley, working as part of an onsite team the role will be to provide Network Infrastructure support across a large … client campus. Role is primarily responsible for Cisco IP Telephony (Voice) but also covers network and minor Firewall duties in the future after training. You would work within a small team to jointly cover the core shift hours between 07:00 & 19:00, Monday to Friday (07:00-15:00, 09:00-17:00 & 11:00-19:00) The … project activities as required. This role includes a requirement to provide Out of Hours cover as part of a scheduled rota. The tasks will include (but not limited to): Network equipment installations and support. Troubleshooting hardware and firmware issues on all networking & telephony infrastructure (main focus is voice). Being part of a wider team to support user issues More ❯

embraces all of Hewlett Packard Enterprise’s values and commitments to employees and customers alike. Role Overview We are looking for an experiencedengineer, required to work as a hybrid Network Engineer for a well-known customer in Crawley, working as part of an onsite team the role will be to provide Network Infrastructure support across a large … client campus. Role is primarily responsible for Cisco IP Telephony (Voice) but also covers network and minor Firewall duties in the future after training. You would work within a small team to jointly cover the core shift hours between 07:00 & 19:00, Monday to Friday (07:00-15:00, 09:00-17:00 & 11:00-19:00) The … project activities as required. This role includes a requirement to provide Out of Hours cover as part of a scheduled rota. The tasks will include (but not limited to): Network equipment installations and support. Troubleshooting hardware and firmware issues on all networking & telephony infrastructure (main focus is voice). Being part of a wider team to support user issues More ❯

embraces all of Hewlett Packard Enterprise’s values and commitments to employees and customers alike. Role Overview We are looking for an experiencedengineer, required to work as a hybrid Network Engineer for a well-known customer in Crawley, working as part of an onsite team the role will be to provide Network Infrastructure support across a large … client campus. Role is primarily responsible for Cisco IP Telephony (Voice) but also covers network and minor Firewall duties in the future after training. You would work within a small team to jointly cover the core shift hours between 07:00 & 19:00, Monday to Friday (07:00-15:00, 09:00-17:00 & 11:00-19:00) The … project activities as required. This role includes a requirement to provide Out of Hours cover as part of a scheduled rota. The tasks will include (but not limited to): Network equipment installations and support. Troubleshooting hardware and firmware issues on all networking & telephony infrastructure (main focus is voice). Being part of a wider team to support user issues More ❯

Support Engineer – London (Hybrid, 2–3 days office-based) Salary: £35,000 - £45,000 + On call (£10,000 - £12,000) Company: Global Media Technology Provider Join a global tech company shaping how the world's biggest studios and production houses connect and collaborate. This Support Engineer role sits at the heart of their London-based operations, delivering … high-performance networking and media services to major names across film, TV, and streaming. Key Responsibilities Install, configure, and maintain network and platform equipment within client sites and the company's private global media network Troubleshoot and resolve complex connectivity and platform issues, driving first-time fixes and root-cause analysis Provide responsive, customer-focused support via phone … configuration standards Participate in the 24/7 on-call rota (with additional pay) and occasional client visits Key Requirements 1–2 years' experience in a technical support or network engineering role Solid grasp of networking fundamentals (TCP/IP, VLANs, routing protocols like BGP/OSPF/ISIS, MPLS) Hands-on experience with enterprise networking equipment — Fortinet, Cisco More ❯

Infrastructure Solutions (EIS) team designs, builds, operates, and maintains district heating and local energy networks across the UK — helping cities, communities, and businesses decarbonise their energy use. As a Network and Communication Engineer, you’ll play a vital role in maintaining and improving the digital backbone of our district heating networks. You’ll make sure our sites and … of the against service SLA’s/KPI’s and associated service definition commitments. Assist in scheduling maintenance to optimise resources and minimise downtime. Configure Layer 2 and 3 network switches, firewalls, and IP networks for adopted assets. Develop and maintain digital monitoring systems and cloud-based configurations (VPN, firewall, network monitoring). Oversee large-scale VPN network … standards, and reports to support projects and incidents. Participate in the out-of-hours on-call rota to support operational continuity. What we need from you Proven experience in network engineering, digital infrastructure, or operational technology (OT) environments. Full UK driving licence and willingness to travel to sites across the UK, with flexibility to participate in an on-call More ❯

maintaining the existing LAN/WAN infrastructure as well as working on projects to maintain our LAN/WAN and Office Moves and Changes Design, implement, and manage complex network infrastructure using Cisco Campus Networking 9300 series and Cisco Nexus switches. Configure, deploy, and maintain Palo Alto Prisma Access firewall policies to ensure secure access to critical applications and … data. Implement and manage Velo Cloud SD-WAN solutions to optimise network performance and ensure reliable connectivity across multiple locations. Skills Required Cisco ISE and Wireless Controllers required experience Palo, VMWare Velo, FortiGate certification preferred Strong knowledge in the Microsoft Azure cloud stack Knowledge and experience of installing and configuring and troubleshooting Azure This role offers hybrid working More ❯

My client, a leading hedge fund, is seeking a Senior Infrastructure Engineer to join their in-house engineering team. This individual will be responsible for designing, implementing, securing, and managing modern infrastructure services - partnering closely with Information Security and Support to deliver reliable trading platforms across the enterprise. This is an opportunity to work hands-on with the latest … Microsoft technologies - as well as core network infrastructure spanning LAN/WAN, Wi-Fi, firewalls, and cloud connectivity. You’ll contribute to service design and drive automation. The ideal candidate should bring strong TCP/IP networking fundamentals, proven scripting/automation skills (PowerShell or Python), and experience delivering cloud infrastructure (IaaS) and M365 deployments/migrations. Proficiency with More ❯

My client, a leading hedge fund, is seeking a Senior Infrastructure Engineer to join their in-house engineering team. This individual will be responsible for designing, implementing, securing, and managing modern infrastructure services - partnering closely with Information Security and Support to deliver reliable trading platforms across the enterprise. This is an opportunity to work hands-on with the latest … Microsoft technologies - as well as core network infrastructure spanning LAN/WAN, Wi-Fi, firewalls, and cloud connectivity. You’ll contribute to service design and drive automation. The ideal candidate should bring strong TCP/IP networking fundamentals, proven scripting/automation skills (PowerShell or Python), and experience delivering cloud infrastructure (IaaS) and M365 deployments/migrations. Proficiency with More ❯

My client, a leading hedge fund, is seeking a Senior Infrastructure Engineer to join their in-house engineering team. This individual will be responsible for designing, implementing, securing, and managing modern infrastructure services - partnering closely with Information Security and Support to deliver reliable trading platforms across the enterprise. This is an opportunity to work hands-on with the latest … Microsoft technologies - as well as core network infrastructure spanning LAN/WAN, Wi-Fi, firewalls, and cloud connectivity. You’ll contribute to service design and drive automation. The ideal candidate should bring strong TCP/IP networking fundamentals, proven scripting/automation skills (PowerShell or Python), and experience delivering cloud infrastructure (IaaS) and M365 deployments/migrations. Proficiency with More ❯

My client, a leading hedge fund, is seeking a Senior Infrastructure Engineer to join their in-house engineering team. This individual will be responsible for designing, implementing, securing, and managing modern infrastructure services - partnering closely with Information Security and Support to deliver reliable trading platforms across the enterprise. This is an opportunity to work hands-on with the latest … Microsoft technologies - as well as core network infrastructure spanning LAN/WAN, Wi-Fi, firewalls, and cloud connectivity. You’ll contribute to service design and drive automation. The ideal candidate should bring strong TCP/IP networking fundamentals, proven scripting/automation skills (PowerShell or Python), and experience delivering cloud infrastructure (IaaS) and M365 deployments/migrations. Proficiency with More ❯

IT Security Engineer Feltham (Hybrid) £45,000 - £55,000 Base + Benefits Overview The IT Security Engineer is responsible for designing, implementing, and maintaining the security controls that protect the organization’s systems, networks, and data. This role works closely with IT, DevOps, and business teams to ensure that security is embedded throughout technology operations and architecture. The … IT Security Engineer is key to detecting, preventing, and responding to cybersecurity threats in a proactive and efficient manner. Key Responsibilities: Security Architecture & Implementation Design, deploy, and manage security solutions including firewalls, intrusion detection/prevention systems, endpoint protection, SIEM, and identity management platforms. Implement secure network architecture and enforce segmentation and least-privilege access controls. Support secure … cloud environments across Azure, AWS, or GCP (e.g., IAM, security groups, encryption, KMS). Threat Detection & Incident Response Monitor and analyze security alerts and network traffic for threats or suspicious activity. Lead or support incident response activities: investigation, containment, eradication, recovery, and reporting. Conduct root cause analysis and implement security hardening improvements. Vulnerability & Risk Management Run regular vulnerability scans More ❯

Monitor and acknowledge network events, security events and internal system Support all first level interaction with our customer base, open tickets and track as needed Manage escalation based on skills matrix, across exchange, internal services, member issues and security functions Assist with on-site member requests, e.g., taking light levels, checking fibres/cabling and internal systems hands and … responsibility Ability to multitask and good time management skills Desire and ability to continuallly learn, in an instructor led enviroment, on the job and on own Experience in a network/ISP or IT environment an advantage Understanding and experience of Ethernet/Layer 2 switched Networks an advantage K nowledge of IP routing protocols an advantage Basic unix More ❯

to conduct new product feature and POC tests, help to release to the global market. Requirement: 1. To have 3 Years technical experience on sales support, maintain of enterprise network products (any of) main stream vendors: Cisco Systems, Hewlett Packard Enterprise, Aruba, Ruckus, Huawei Enterprise, Juniper Networks and working in system integration or value-add distributor; 2. Strong responsibility … and ability to integrated resource; 3. Able to speak English fluently,can speak Chinese is prefer; 4. Technical skills in Switching, Routing, Wireless LAN, and Network Orchestration/Integration is mandatory, additional experience in campus networks are added advantages; 5. Certified professional with (any of): CCNP/CCIE [Cisco Systems], ASE/Master ASE [HP Enterprise], Aruba Certified Mobility More ❯

to conduct new product feature and POC tests, help to release to the global market. Requirement: 1. To have 3 Years technical experience on sales support, maintain of enterprise network products (any of) main stream vendors: Cisco Systems, Hewlett Packard Enterprise, Aruba, Ruckus, Huawei Enterprise, Juniper Networks and working in system integration or value-add distributor; 2. Strong responsibility … and ability to integrated resource; 3. Able to speak English fluently,can speak Chinese is prefer; 4. Technical skills in Switching, Routing, Wireless LAN, and Network Orchestration/Integration is mandatory, additional experience in campus networks are added advantages; 5. Certified professional with (any of): CCNP/CCIE [Cisco Systems], ASE/Master ASE [HP Enterprise], Aruba Certified Mobility More ❯

Consulting are a technology service provider and leading outsourced partner helping to deliver professional and managed solutions across EMEA. We are seeking a highly skilled and motivated Data Centre Engineer to join our Client onsite in the UK. This role is ideal for a networking professional with deep expertise in Cisco and Juniper technologies, and a passion for delivering … and troubleshoot MPLS and Service Provider networking environments Manage and optimize DC gateway functions on Cisco routers Collaborate with cross-functional teams to ensure seamless integration and performance of network services Provide hands-on support for onsite deployments, upgrades, and incident resolution Document configurations, procedures, and best practices to support operational excellence Technical Expertise Strong foundation in Cisco and More ❯

Consulting are a technology service provider and leading outsourced partner helping to deliver professional and managed solutions across EMEA. We are seeking a highly skilled and motivated Data Centre Engineer to join our Client onsite in the UK. This role is ideal for a networking professional with deep expertise in Cisco and Juniper technologies, and a passion for delivering … and troubleshoot MPLS and Service Provider networking environments Manage and optimize DC gateway functions on Cisco routers Collaborate with cross-functional teams to ensure seamless integration and performance of network services Provide hands-on support for onsite deployments, upgrades, and incident resolution Document configurations, procedures, and best practices to support operational excellence Technical Expertise Strong foundation in Cisco and More ❯

Consulting are a technology service provider and leading outsourced partner helping to deliver professional and managed solutions across EMEA. We are seeking a highly skilled and motivated Data Centre Engineer to join our Client onsite in the UK. This role is ideal for a networking professional with deep expertise in Cisco and Juniper technologies, and a passion for delivering … and troubleshoot MPLS and Service Provider networking environments Manage and optimize DC gateway functions on Cisco routers Collaborate with cross-functional teams to ensure seamless integration and performance of network services Provide hands-on support for onsite deployments, upgrades, and incident resolution Document configurations, procedures, and best practices to support operational excellence Technical Expertise Strong foundation in Cisco and More ❯

Consulting are a technology service provider and leading outsourced partner helping to deliver professional and managed solutions across EMEA. We are seeking a highly skilled and motivated Data Centre Engineer to join our Client onsite in the UK. This role is ideal for a networking professional with deep expertise in Cisco and Juniper technologies, and a passion for delivering … and troubleshoot MPLS and Service Provider networking environments Manage and optimize DC gateway functions on Cisco routers Collaborate with cross-functional teams to ensure seamless integration and performance of network services Provide hands-on support for onsite deployments, upgrades, and incident resolution Document configurations, procedures, and best practices to support operational excellence Technical Expertise Strong foundation in Cisco and More ❯

with a wide range of events and social activities throughout the year Range of employee initiatives on offer including the green team, DE&I society, employee forum, women’s network and culture club Dedicated Learning and Development team and access to a range of training, courses and certification support Comprehensive benefits including on-site cafe with free barista coffee More ❯

Automation Engineer – Data Centre/Network Automation 💰 £75,000 – £80,000 📍 London (Hybrid) Are you an Automation Engineer with strong networking knowledge who loves building scalable, reliable automation in a data centre environment? This is a fantastic opportunity to join a specialist engineering team supporting a leading global hedge fund , working on cutting-edge network automation … and data centre infrastructure. The Opportunity You’ll join a small, high-impact Data Centre team focused on automating key infrastructure operations and improving the efficiency of the network environment. Acting as the bridge between the cabling engineers and network automation team , you’ll have end-to-end visibility across the environment and help design smarter ways to … Doing Automating patching schedules, IP allocations, and configuration jobs Working with NetBox to manage rack diagrams and automate workflows Supporting automation for Arista-based infrastructure Collaborating with DC and Network teams to streamline deployments Designing scripts and tools to remove manual tasks and improve reliability Tech Stack/Experience Needed ✅ Must have: Python, Ansible ✨ Nice to have: Arista, NetBox More ❯

Automation Engineer – Data Centre/Network Automation 💰 £75,000 – £80,000 📍 London (Hybrid) Are you an Automation Engineer with strong networking knowledge who loves building scalable, reliable automation in a data centre environment? This is a fantastic opportunity to join a specialist engineering team supporting a leading global hedge fund , working on cutting-edge network automation … and data centre infrastructure. The Opportunity You’ll join a small, high-impact Data Centre team focused on automating key infrastructure operations and improving the efficiency of the network environment. Acting as the bridge between the cabling engineers and network automation team , you’ll have end-to-end visibility across the environment and help design smarter ways to … Doing Automating patching schedules, IP allocations, and configuration jobs Working with NetBox to manage rack diagrams and automate workflows Supporting automation for Arista-based infrastructure Collaborating with DC and Network teams to streamline deployments Designing scripts and tools to remove manual tasks and improve reliability Tech Stack/Experience Needed ✅ Must have: Python, Ansible ✨ Nice to have: Arista, NetBox More ❯