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network engineer London

41 network engineer jobs found in London

CL
Aug 29, 2026  
Network Engineer - vRNI
Network Engineer - vRNI Fully Remote Initial 6-month Contract £600 - £700 p/day | Inside IR35 We're recruiting for a Global IT Services Provider seeking a Network Engineer with strong VMware vRealize Network Insight (vRNI) expertise to support network traffic analysis and reporting activities, enabling the successful planning and delivery of large-scale infrastructure and application migration programmes. Key Responsibilities: Use VMware vRealize Network Insight (vRNI) to analyse network traffic, application dependencies and communication flows Produce detailed network traffic reports to support migration planning, application discovery and dependency mapping Identify network connectivity patterns, migration risks and optimisation opportunities Work closely with network, infrastructure and application teams to support migration planning and validate application dependencies Provide technical recommendations based on vRNI analysis to minimise migration risk and business...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 28, 2026  
Network Engineer
Network Engineer – 6-Month Contract – London / Remote A leading legal organisation is looking for an experienced Network Engineer to join their infrastructure team, providing hands-on support across a large-scale enterprise network. This is primarily a BAU support and operational role, focused on maintaining a secure, reliable, and high-performing network environment. You'll be responsible for troubleshooting complex networking issues, resolving incidents, performing upgrades and maintenance, and ensuring the ongoing stability of critical infrastructure. Key Skills & Experience: Strong experience supporting enterprise network environments in a BAU capacity. Advanced hands-on administration of Palo Alto Firewalls, including Panorama. Strong operational experience with Fortinet FortiGate firewalls. Experience configuring and maintaining firewall policies, NAT, Virtual Routers and Virtual Systems. Strong Cisco networking background, with proven experience troubleshooting...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Aug 28, 2026  
Senior Network Engineer with Infrastructure as Code (IaC)
Role: Senior Network Engineer with Infrastructure as Code (IaC) Type: Contract (6 Months) Location: Bristol, Birmingham & London, UK Working Model: Hybrid (3 days per week in office) The Role We are seeking a highly hands-on Senior Network Automation Engineer to eliminate manual network configurations and drive Infrastructure-as-Code (IaC). You will translate low-level designs into production-grade automation workflows, building robust CI/CD pipelines for mission-critical Cisco data centres. What You'll Do Build and optimize CI/CD pipelines for automated network changes and migrations. Champion GitOps principles, treating Git as the ultimate source of truth with strict pipeline gates and automated rollbacks. Integrate automation seamlessly across enterprise platforms including NDFC, NetBox, ServiceNow, and Red Hat Ansible Automation Platform.Must-Have Skills Networking: Deep expertise in Cisco NX-OS, VXLAN BGP-EVPN, vPC, and Cisco NDFC. Infrastructure as Code (IaC)...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Aug 27, 2026  
Network Engineer
Network Engineer – 6-month contract -London/remote My High-profile Legal Customer is seeking an experienced Network Engineer to support a combination of project delivery and business-as-usual (BAU) operational activities within a complex enterprise environment. This role requires a highly skilled Network professional with strong troubleshooting capabilities, and extensive experience across network, security, and load-balancing technologies including strong hands-on experience with Palo Alto firewalls including Panorama. The Network Engineer should have a strong operational mindset, be comfortable working within enterprise environments, and be capable of independently owning complex network and security issues through to resolution Skills required from the Network Engineer: Network Engineer with experience working on projects and BAU Advanced hands-on experience with Palo Alto firewalls, including Panorama management. Strong Fortinet FortiGate administration and support...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 23, 2026  
Senior Network Engineer - London, UK
Role: Senior Network Engineer Type: Contract (7 Months) Location: Bristol, Birmingham & London, UK Working Model: Hybrid (3 days per week in office) The Role We are seeking a highly hands-on Senior Network Automation Engineer to eliminate manual network configurations and drive Infrastructure-as-Code (IaC). You will translate low-level designs into production-grade automation workflows, building robust CI/CD pipelines for mission-critical Cisco data centres. What You'll Do Build and optimize CI/CD pipelines for automated network changes and migrations. Champion GitOps principles, treating Git as the ultimate source of truth with strict pipeline gates and automated rollbacks. Integrate automation seamlessly across enterprise platforms including NDFC, NetBox, ServiceNow, and Red Hat Ansible Automation Platform.Must-Have Skills Networking: Deep expertise in Cisco NX-OS, VXLAN BGP-EVPN, vPC, and Cisco NDFC. Automation: Python (REST APIs, data modeling), YAML, JSON, and Red...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Aug 29, 2026  
Security Architect (Cloud Security)
Security Architect (Cloud Security) £594 per day (Umbrella) | Inside IR35 📍 Remote with occasional client site visits 🔒 Active SC Clearance Required 📅 Contract until March 2027 Security Architect | Cloud Security | Government & Enterprise Programmes We are seeking an experienced Security Architect to support the delivery of complex cloud security initiatives across enterprise and government-focused environments. This is an excellent opportunity for a security professional with a strong background in Cloud Security Architecture, Cloud Infrastructure Security, and Cloud Security Assessments to play a key role in securing cloud platforms, driving security best practice, and supporting large-scale transformation programmes. The successful candidate will work closely with technical teams, solution architects, engineering teams, and stakeholders to ensure security is embedded throughout the design, implementation, and operation of cloud-based solutions. The Role As a...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 28, 2026  
Security Operations Engineer
Security Operations Engineer | Microsoft Security Technologies | Contract Outside IR35 Hybrid: 3-day onsite (Bank Station) OR Liverpool office Rate: £350-£400/day (Outside IR35) Contract Duration: Initial 6 months with a potential extension Industry: Highly Regulated Environment Job Summary: Seeking for a Security Operations Engineer to join one of our highly regulated client on a contract basis. You'll be responsible for monitoring, detecting, investigating, and responding to security threats across Microsoft and hybrid environments. You'll play a key role in safeguarding critical business systems through proactive threat hunting, incident response, detection engineering, and operational support of core security programmes. Key responsibilities: Investigate and respond to escalated security incidents and events Perform event-based and policy-based threat hunting activities Develop and maintain threat detections within Microsoft Defender XDR Support network security...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 28, 2026  
RF Design Engineer
Are you an experienced RF Design Engineer with strong DAS expertise looking to work on one of the UK's largest rail telecommunications programmes? We're recruiting for a Design Engineer to join a major infrastructure programme delivering 4G and 5G Distributed Antenna Systems (DAS) across the UK's mainline railway network. This is a fantastic opportunity to become the technical lead for RF design on a nationally significant project, working alongside Network Rail, Mobile Network Operators and specialist delivery partners. This is a highly autonomous role where you'll have real influence over technical solutions, engineering standards and programme delivery. The Role You'll be responsible for the end-to-end RF design process, from initial surveys through to integration and final validation, ensuring designs are technically robust, practical to deliver and commercially effective. Working closely with internal teams, suppliers and key stakeholders, you'll provide technical leadership...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Aug 27, 2026  
Security Operations Engineer
Security Operations Engineer | Microsoft Security Technologies | Contract Outside IR35 * Hybrid: 3-day onsite (Bank Station) OR Liverpool office * Rate: £350-£400/day (Outside IR35) * Contract Duration: Initial 6 months with a potential extension * Industry: Highly Regulated Environment Job Summary: Seeking for a Security Operations Engineer to join one of our highly regulated client on a contract basis. You'll be responsible for monitoring, detecting, investigating, and responding to security threats across Microsoft and hybrid environments. You'll play a key role in safeguarding critical business systems through proactive threat hunting, incident response, detection engineering, and operational support of core security programmes. Key responsibilities: * Investigate and respond to escalated security incidents and events * Perform event-based and policy-based threat hunting activities * Develop and maintain threat detections within Microsoft Defender XDR * Support...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 27, 2026  
BTS I&C Engineers
GMP Recruitment are proud to partner with a leading provider of telecommunications infrastructure services. We are recruiting on their behalf for BTS I&C Engineers to support a number of nationwide telecoms projects on a contract basis. This is an excellent opportunity for experienced Base Transceiver Station (BTS) Installation & Commissioning Engineers to join a growing team working across major mobile network projects throughout the UK. Whilst the initial requirements are based in London (2 positions) and Manchester (1 position), successful candidates will be expected to travel to sites across the UK as project requirements dictate. This is an Outside IR35 contract, offering a competitive day rate of £275 per day. Please note: Travel and accommodation costs are the responsibility of the contractor. Start Date * Ad-hoc requirement depending on customer demand. * Initial work is expected to commence between August and September. BTS I&C Engineer Main Duties: *...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 26, 2026  
DevOps Support Engineer
Job Title: DevOps Support Engineer Job DescriptionThis role sits at the heart of a major transformation programme, supporting the migration of applications from traditional infrastructure into modern AWS cloud environments while maintaining production stability. Around 70% of the position focuses on application support and production engineering, with the remaining 30% dedicated to cloud engineering and DevOps transformation. It is particularly well suited to Infrastructure Engineers who have successfully evolved into Cloud or DevOps Engineers and enjoy working in globally distributed, highly regulated environments. Responsibilities Support and modernise applications as they transition from traditional infrastructure into AWS cloud environments, ensuring stability and reliability throughout the migration. Maintain, optimise and troubleshoot CI/CD pipelines and deployment processes to enable efficient, repeatable and reliable releases. Design, build and enhance automation solutions...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Aug 26, 2026  
Interim Cyber Security Officer
Job Description Job Title Interim Cyber Security Officer (Senior Cyber Security Engineer) Contract Details * Contract Length: 6 Months * Start Date: March 2026 * Location: London (Hybrid/On-site as required) * IR35 Status: Inside IR35 * Daily Rate: Up to £500 per day (Umbrella) Overview We are seeking an experienced Senior Cyber Security Engineer to join a Cyber Security team on an interim contract. This role will provide senior technical expertise to support and optimise an outsourced Security Operations Centre (SOC), ensuring the organisation maximises its investment in security technologies while strengthening its cyber defence capabilities. The successful candidate will have extensive hands-on experience with CrowdStrike Falcon and Splunk Enterprise Security, with the ability to enhance security monitoring, improve incident response processes, support threat hunting activities, and mentor internal team members. Key Responsibilities Lead the deployment,...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 26, 2026  
Azure Cloud Engineer
Azure Cloud Engineer – Outside IR35 - Remote A client is looking for an experienced Azure Cloud Engineer to focus on the configuration of API Management solution. The successful Azure Engineer will be responsible for supporting the deployment and configuration of Azure API management including Networking and security services, working closely with internal infrastructure and application team. In order to be suitable, you must be able to demonstrate hands on experience with the API Management solution. Key Responsibilities of the Azure Cloud Engineer: Implement and maintain Azure API Management (APIM). Configure and manage Azure firewall, including policies and rule collections as part of the APIM implementation Deploy and support Azure Virtual Networks (VNets), Network Security Groups, Route Tables and Private Endpoints. Maintain Azure Application Gateway and Web Application Firewall (WAF) Work closely with development, infrastructure and security teams to delivery Azure...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 23, 2026  
RHEL Engineer
Job Title: Linux Systems Engineer (RedHat) Job DescriptionWe are seeking an experienced Linux Systems Engineer to join a highly skilled infrastructure engineering team responsible for maintaining and enhancing a large-scale, globally deployed Red Hat Linux platform. This role offers the opportunity to work on critical enterprise infrastructure, driving automation, improving platform reliability, and delivering innovative solutions within a fast-paced technology environment. Responsibilities Support, maintain, and enhance a large-scale Red Hat Linux estate. Develop and maintain platform components used globally across the organisation. Collaborate with engineering, operations, and business stakeholders to deliver platform improvements and remediation activities. Drive infrastructure automation through configuration-as-code methodologies. Manage, tune, and troubleshoot Linux operating systems and platform management tooling. Contribute to the design and implementation of new...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Aug 18, 2026  
Highways Supervisor (Night Shift)
Your new company Contributing to a significant amount of the UK’s highways services, this company specialises in providing highways maintenance and management services to both public and private sector clients. In addition to highways maintenance, they cover network management, emergency response services, and traffic management. They have a strong focus on safety, sustainability, and innovation, which enables them to deliver services and large-scale, complex projects in an efficient and environmentally friendly manner. Your new role As a Schemes Supervisor, you will play a critical role in assisting the construction manager in overseeing the delivery of highway improvements. You will be responsible for ensuring that projects are completed on time, within budget, and in compliance with all relevant regulations and quality standards. The ideal candidate will have a strong background in highways engineering, excellent leadership skills, and a proven track record of successfully...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Aug 23, 2026  
Fire Project Engineer - £45,000 – London
Fire Project Engineer - £45,000 – London I am currently representing a fire and security specialist company who carry out a variety of services from design, installation and maintenance to several clients across London & Home Counties. Due to sheer growth, they are now seeking a fire project engineer. Salary package: £40,000 - £45,000 Company Van Travel Time – Give 30 minutes each way 25 Days Holiday Mobile Phone Laptop Training Area of cover: London and home counties Carrying out the following: Carrying out installs Carrying out commissioning on fire alarm systems Small Estimations, Surveys And Pricing Work Understanding And Reading Drawings Making Sure The Work Is Accurately Priced And Timeframes Are Achievable Please Contact Zan Saeed Rgb Network Office: (phone number removed) Email: Zsaeed @(url removed)
IR35 Status:
Unknown Status

CV-Library Central London, London WC2N 5DU, UK Contractor
CL
Aug 22, 2026  
Data Integration Architect
Data Integration Architect Hybrid - 1 day per week in various locations in the South i.e. London, Bristol £640 per day inside IR35 6 month contract Active SC clearance Are you an experienced Infrastructure Engineer or Solution Architect with expertise in HVR and Oracle Cloud Infrastructure (OCI)? We're looking for a specialist to play a key role in delivering a secure, cloud-based data integration solution for a high-profile government programme. Working within a secure environment, you'll be responsible for designing and implementing an HVR-based data replication solution, enabling the migration of legacy Oracle data feeds into a modern Oracle Cloud Infrastructure landing zone. This is an opportunity to work on a complex, business-critical programme with a strong focus on cloud architecture, data integration and security. The Role You'll be responsible for designing and delivering a secure HVR integration capability, ensuring data can be replicated reliably from legacy...
IR35 Status:
Inside IR35

CV-Library West End, London Contractor
CL
Jul 18, 2026  
Project Engineer (Rail)
ALink Recruitment are working with a medium sized engineering and project management consultancy based in Canary Wharf, looking for a handful of Project Engineers with a strong rail background. Day-to-day you will be involved in the design, engineering and project management of infrastructure projects based in the UK. You will be required to assist in planning, coordinating and executing engineering projects within your area of expertise, as well as representing at client facing meetings with confidence and credibility. You will be working closely and directly with external/client staff, key stakeholders and the internal team. · Experience in multidisciplinary environment · Prepare, coordinate and monitor the assigned engineering projects · Prepare technical specifications and documents for bidding and construction · Monitor compliance to applicable codes, standards and specifications · Communicate with the project manager and wider team to provide assistance and technical...
IR35 Status:
Unknown Status

CV-Library SE1, Cathedrals, Greater London Contractor
CL
Aug 28, 2026  
L1/L2 AV Engineer
Audio-Visual Support Specialist Location: West London (On-site, 5 days/week) Contract: 12-Month FTC Day rate: £188 - £225/day About the Role We are seeking a hands-on AV & IT Support Specialist (~65% AV, ~35% IT) to manage 15-20 meeting rooms across our clients main hubs and support live corporate events. Key Responsibilities: AV Systems: Install, administer, and troubleshoot Cisco Room Kits, Logitech, Jabra PanaCast, and Poly hardware. Live Events: Run live audio/visual setups-including multi-mic mixing, multi-camera configuration, cabling, and Dante audio balancing. IT Support: Provide core IT desktop, hardware, and network support for everyday user issues. Regional Travel: Occasional Travel to ~8 other sites for event support and retrofits. Requirements: Deep hands-on experience with Cisco, Logitech, Jabra, and Poly video conferencing systems. Practical event tech skills (mixers, microphones, Dante/Ethernet routing, live cameras). Solid foundation in general...
IR35 Status:
Unknown Status

CV-Library West London, London Contractor
CL
Jun 26, 2026  
Contract C# Software Engineer
Contract C# Software Engineer Near Wimbledon 6-month contract Software Engineer role developing C# Windows applications that interface with hardware. This role is inside IR35 and requires on-site work 3 days per week (full time for the first few weeks). C# Software Engineer skills required - * Good analytical skills and experience of code and design review for large projects. * Experience of multi-threaded and distributed applications, preferably with an understanding network of protocols. * Strong Experience in developing Windows desktop applications in C# * Interfacing with hardware/physical products * .NET environment, Windows Forms, TCP/IP & UDP protocols Please apply or call for more information
IR35 Status:
Inside IR35

CV-Library KT3, Malden, Greater London Contractor
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