76 to 100 of 122 Senior Network Engineer Jobs in London

We are partnered with a leading global law firm with a strong track record of providing high-quality legal services to major clients. They are now seeking a Senior Network Engineer for an exciting Network Migration & Modernisation project. This is a 6-month contract opportunity, offering a competitive day rate, with a blend of remote work … London. Contract Details: Start Date: ASAP Duration: 6 months Location: Central London/Remote Determination: Inside IR35 Day rate: £600PD - £650PD Responsibilities: Leading the design, configuration, and migration of network infrastructure. Enhancing network security using Palo Alto firewalls. Modernizing existing network setups, focusing on cloud (Azure) integration. Implementing and optimizing SD-WAN for seamless connectivity across sites. More ❯

Do you want to work with one of the most well known asset management firms globally? Our client is seeking a highly skilled and experienced Senior Network Engineer to join there dynamic team. The successful candidate will play a key role in designing, implementing, and maintaining the network infrastructure to ensure optimal performance and reliability. Responsibilities … Design, implement, and maintain our network infrastructure to meet the company's performance and reliability requirements. Troubleshoot network issues and implement solutions in a timely manner. Collaborate with cross-functional teams to support various projects and initiatives. Must Haves: Bachelor's degree in Computer Science, Information Technology, or related field. CCNP OR CCIE Strong understanding of networking protocols More ❯

Do you want to work with one of the most well known asset management firms globally? Our client is seeking a highly skilled and experienced Senior Network Engineer to join there dynamic team. The successful candidate will play a key role in designing, implementing, and maintaining the network infrastructure to ensure optimal performance and reliability. Responsibilities … Design, implement, and maintain our network infrastructure to meet the company's performance and reliability requirements. Troubleshoot network issues and implement solutions in a timely manner. Collaborate with cross-functional teams to support various projects and initiatives. Must Haves: Bachelor's degree in Computer Science, Information Technology, or related field. CCNP OR CCIE Strong understanding of networking protocols More ❯

Do you want to work with one of the most well known asset management firms globally? Our client is seeking a highly skilled and experienced Senior Network Engineer to join there dynamic team. The successful candidate will play a key role in designing, implementing, and maintaining the network infrastructure to ensure optimal performance and reliability. Responsibilities … Design, implement, and maintain our network infrastructure to meet the company's performance and reliability requirements. Troubleshoot network issues and implement solutions in a timely manner. Collaborate with cross-functional teams to support various projects and initiatives. Must Haves: Bachelor's degree in Computer Science, Information Technology, or related field. CCNP OR CCIE Strong understanding of networking protocols More ❯

Do you want to work with one of the most well known asset management firms globally? Our client is seeking a highly skilled and experienced Senior Network Engineer to join there dynamic team. The successful candidate will play a key role in designing, implementing, and maintaining the network infrastructure to ensure optimal performance and reliability. Responsibilities … Design, implement, and maintain our network infrastructure to meet the company's performance and reliability requirements. Troubleshoot network issues and implement solutions in a timely manner. Collaborate with cross-functional teams to support various projects and initiatives. Must Haves: Bachelor's degree in Computer Science, Information Technology, or related field. CCNP OR CCIE Strong understanding of networking protocols More ❯

Are you a network engineer ready to make an impact in a high-growth, global financial organisation? Join a pioneering team at the forefront of digital finance, where the UK's first regulated and centrally cleared trading venue for digital asset derivatives is now live. Authorised and regulated by the FCA, this platform is connected to some of … asset markets. If you would like to learn more about this opportunity, feel free to reach out and apply today! Key Responsibilities: Oversee and maintain a low-latency, global network infrastructure Provide high-level support and proactive monitoring of mission-critical systems Take ownership of network improvement projects from design through to deployment Collaborate closely with cross-functional More ❯

environments deemed hazardous or monotonous, we envision a future where human well-being is safeguarded while closing the gaps in critical global labour needs. We seek a strong Infrastructure & Network Engineer to help design, maintain, and optimise the networking and computing infrastructure supporting our robotics development, testing, and production environments. You will be key in managing lab- and … closely with teleoperation, AI, and robotics teams to ensure fast, reliable, and secure connectivity between cloud services, local servers, robots, and operators. This role involves hands-on support for network configuration, local server environments, storage solutions, and on-premise GPU clusters, focusing on scalability, reliability, and performance. Responsibilities Manage and optimise lab networking, including routers, switches, VLANs, and Wi … backups, and secure access control. Design, deploy, and maintain scalable and secure IT infrastructure on-premises (in labs or data centres) or hybrid/cloud environments. Monitor and troubleshoot network performance, ensuring quality of service (QoS), uptime, and reliable connectivity across all environments. Define and enforce infrastructure security best practices, including access control, firewall rules, VPNs, and traffic monitoring. More ❯

Would you like to work for a leading governmental organisation that is currently undergoing an exciting network transformation? This is your chance to join a team of 5 network engineers, where you will play a pivotal role in designing, building, delivering, and supporting enterprise network solutions. As a part of a public sector organisation, you'll enjoy … work environment. If you're ready to take the next step in your career and lead a dynamic team through transformative projects, we want to hear from you! Responsibilities: Network Design and Delivery: Take charge of the network design, delivery, and ongoing support, ensuring robust and reliable enterprise solutions. Documentation: Create detailed high and low-level network design documentation that aligns with best practices and supports future scalability and maintenance. Your Skills and Experience: Network Expertise: Extensive experience in network design, delivery, and documentation, with a strong foundation in CCNP-level routing and switching. Technical Knowledge: A solid understanding of SD-WAN, ensuring you can contribute effectively to the organisation's network transformation More ❯

We are working with a trusted technology partner specialising in delivering market-leading network solutions for businesses of all sizes . Their experienced consultants and certified engineers design, implement, and manage robust IT infrastructure, ensuring optimal network performance and security. We are seeking multiple Senior Network Engineers (who combined cover the below skillsets) to join their … team, working on a network migration project for multiple customers. The role is a blend of network design, implementation, and operations in a dynamic environment. The position will require you to be onsite 2 days per week, with a focus on designing and deploying complex network solutions. Contract Details: Location: Liverpool Street, London Day Rate … per day Duration: 6 months (with scope for 18 months to 2 years) IR35 Status: Inside IR35 Work Arrangement: 2 days onsite per week Key Responsibilities: Design and implement network solutions, including Low-Level Design (LLD), upgrades, and network migrations. Design, implement, and manage network solutions using Cisco ACI and SDN technologies. Hands-on deployment, configuration, and More ❯

Senior Network Engineer, Multicast, BGP, MPLS, - 6 Months plus A leading financial Services firm is seeking a solid and proven Senior Network Engineer with strong BGP and Multicast skills. You will be part of a small team that is agile and multi-skilled and will ensure the London and Trading networks operate in a … functionality, performance, and security, making improvements when needed. Skills and Experience CCIE qualification preferred (candidates without CCIE who can demonstrate equivalent expertise will be considered) Experience with Ansible and network automation Experience of working in a highly available, sensitive network environment utilizing multiple network (switching & routing) and security (firewall, Web Gateway & LTM) technologies Experience in capturing requirements … of core routing protocols, OSPF and BGP, and IP transmission modes, Unicast and Multicast. Low-level log & packet analysis experience is a must. Comfortable and capable to multitask. Implement network-as-code for the new infrastructure deployment and upskill the rest of the team on automation. Building a professional relationship and working with the global support to ensure efficient More ❯

be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Spectrum IT Recruitment Job Description The Senior Network Engineer will play a key role in automating and supporting the company’s cloud-based Carrier Grade network infrastructure. The Network Engineer will … working option (3 days WFH). Core responsibilities: Support and integrate Carrier Grade Networks for external customers Automate infrastructure and deployments with Terraform and Ansible Test AWS cloud-based network devices, firewalls, load balancers Communicate effectively with team members and external customers Key requirements: 5+ years’ experience in a Network role within an engineering environment Commercial experience automating … and JSON Cisco experience and certifications such as CCNA or CCNP are desirable Please apply to this advert or message me directly to discuss the details. Seniority level Mid-Senior level Employment type Full-time Job function Information Technology Industries Computer and Network Security Technology, Information, and Media Referrals increase your chances of interviewing at Spectrum IT Recruitment More ❯

Senior Network Engineer, Multicast, BGP, MPLS, - 6 Months plus A leading financial Services firm is seeking a solid and proven Senior Network Engineer with strong BGP and Multicast skills. You will be part of a small team that is agile and multi-skilled and will ensure the London and Trading networks operate in a … functionality, performance, and security, making improvements when needed. Skills and Experience CCIE qualification preferred (candidates without CCIE who can demonstrate equivalent expertise will be considered) Experience with Ansible and network automation Experience of working in a highly available, sensitive network environment utilizing multiple network (switching & routing) and security (firewall, Web Gateway & LTM) technologies Experience in capturing requirements … of core routing protocols, OSPF and BGP, and IP transmission modes, Unicast and Multicast. Low-level log & packet analysis experience is a must. Comfortable and capable to multitask. Implement network-as-code for the new infrastructure deployment and upskill the rest of the team on automation. Building a professional relationship and working with the global support to ensure efficient More ❯

actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Spectrum IT Recruitment Senior Network Engineer – AWS Cloud and On-Prem London offices + Hybrid working options Salary up to £80k+ Benefits Our client’s software products include AI and Automation … software used globally by a range of external customers. The Senior Network Engineer will play a key role in the implementation and support of their on-prem and cloud-based network infrastructure with a focus on security, reliability, and scalability. The Senior Network Engineer will support these global customers at a senior … their London offices per week. Core responsibilities: Support and integrate Carrier Grade Networks for a range of external customers Support and configure firewalls, switches, and routers Test Cloud based network devices, Firewalls, Load Balancer Communicate effectively with team members and external customers Key requirements: 5+ years’ in a Network Engineering role, preferably in an Engineering environment Extensive background More ❯

Senior Network Infrastructure Engineer - Systematic Quant Fund Summary: Our client is a leading tech-driven quant and systematic hedge fund with offices worldwide. They leverage expertise in data, research, technology, and trading to deliver high-quality returns. This role offers a dynamic, fast-paced environment with excellent career growth opportunities. As part of the global infrastructure team … you will be responsible for architecting, engineering, and delivering all aspects of the network infrastructure, with a focus on colocation. You will collaborate closely with project management teams to manage the full lifecycle of network components, including core network switching, firewalls, load balancers, instrumentation/telemetry, network CMDB, and automation. Success in this role requires demonstrating … delivering networks supporting high-performance corporate infrastructure and low-latency architectures Excellent problem-solving and collaborative communication skills Solid knowledge of the vendor ecosystem and experience building relationships with senior vendor engineering teams Interest in industry trends and emerging technologies Benefits: Opportunity to work in a collaborative, creative environment where your contributions are valued Competitive salary plus generous benefits More ❯

CityFibre provides wholesale connectivity to multiple business and consumer service providers, local authorities and mobile operators. As the UK’s largest fibre-only network, and its only proven wholesale challenger, we’re busy setting new standards for what digital infrastructure can and should be. Designed from scratch for the internet, our network is greener, more reliable and ready … nationally. What does that mean for you? The opportunity to make internet connections (and daily life) a whole lot better, for a lot of people! Joining us as a Senior Network Engineer - Security You’ll be joining a forward-thinking Network Engineering team at the heart of our mission to build and secure the UK’s … a range of benefits to support you across your financial, physical and mental wellbeing. This is some of what you can expect to be doing: Designing and delivering secure network solutions across our national fibre infrastructure Leading the implementation of Active Network Security tooling and frameworks Acting as a senior escalation point for complex network security More ❯

defining opportunities, thoughtfully curated benefits, and the tools to explore and grow into your best selves. Here you are supported, here you are celebrated, here you can thrive. The Senior Production Network Engineer will be responsible for working with the operations and engineering teams around the strategic, tactical, and improvement of the global network platforms. The … identifying service improvements and document those improvements. Help ensure standards and processes are followed. The role will have a special focus on the design, implementation and support of the network requirements for our productions and our various production businesses. The TV productions will range from large sporting events to small TV productions with a focus on their individual needs. … and weekends, as well as traveling to support production needs . Your Role Accountabilities... Full understanding of specific production needs so that the correct implementation is carried out using network standards. This would include supporting live events - both on-location and remotely Work with the global network team to ensure all productions follow the correct standards by fully More ❯

Cloud and Data Center, Networking, Webex (Collaboration) Job Id: Role Overview: As a Senior Network Software Engineer, you will collaborate with cross-functional teams, business partners, and stakeholders to design, provision, configure, operate, and maintain physical and virtual network hardware and software. Your expertise will be crucial in anticipating network infrastructure issues and recommending improvements … to functional processes or services. You are expected to lead with vision and influence decisions through your knowledge and expertise. Responsibilities: Network Design and Implementation: Design, implement, and operate large and scalable network backbones (ISPs) using IS-IS, BGP, and peering with customers. Network Device Automation: Develop and troubleshoot automation processes across various network devices and … platforms, including Cisco routers, switches, and ACI. Automation Tools Development: Create, optimize, and maintain network automation scripts, tools, and workflows, integrating internal systems and third-party solutions. Network Health Management: Define and implement prediction pipelines for long-term network health, availability, and service-level objectives. Operations Automation: Lead initiatives to automate and optimize network operations focusing More ❯

environments deemed hazardous or monotonous, we envision a future where human well-being is safeguarded while closing the gaps in critical global labour needs. We seek a strong Infrastructure & Network Engineer to help design, maintain, and optimise the networking and computing infrastructure supporting our robotics development, testing, and production environments. You will be key in managing lab- and … closely with teleoperation, AI, and robotics teams to ensure fast, reliable, and secure connectivity between cloud services, local servers, robots, and operators. This role involves hands-on support for network configuration, local server environments, storage solutions, and on-premise GPU clusters, focusing on scalability, reliability, and performance. Responsibilities Manage and optimise lab networking, including routers, switches, VLANs, and Wi … backups, and secure access control. Design, deploy, and maintain scalable and secure IT infrastructure on-premises (in labs or data centres) or hybrid/cloud environments. Monitor and troubleshoot network performance, ensuring quality of service (QoS), uptime, and reliable connectivity across all environments. Define and enforce infrastructure security best practices, including access control, firewall rules, VPNs, and traffic monitoring. More ❯

environments deemed hazardous or monotonous, we envision a future where human well-being is safeguarded while closing the gaps in critical global labour needs. We seek a strong Infrastructure & Network Engineer to help design, maintain, and optimise the networking and computing infrastructure supporting our robotics development, testing, and production environments. You will be key in managing lab- and … closely with teleoperation, AI, and robotics teams to ensure fast, reliable, and secure connectivity between cloud services, local servers, robots, and operators. This role involves hands-on support for network configuration, local server environments, storage solutions, and on-premise GPU clusters, focusing on scalability, reliability, and performance. Responsibilities Manage and optimise lab networking, including routers, switches, VLANs, and Wi … backups, and secure access control. Design, deploy, and maintain scalable and secure IT infrastructure on-premises (in labs or data centres) or hybrid/cloud environments. Monitor and troubleshoot network performance, ensuring quality of service (QoS), uptime, and reliable connectivity across all environments. Define and enforce infrastructure security best practices, including access control, firewall rules, VPNs, and traffic monitoring. More ❯

environments deemed hazardous or monotonous, we envision a future where human well-being is safeguarded while closing the gaps in critical global labour needs. We seek a strong Infrastructure & Network Engineer to help design, maintain, and optimise the networking and computing infrastructure supporting our robotics development, testing, and production environments. You will be key in managing lab- and … closely with teleoperation, AI, and robotics teams to ensure fast, reliable, and secure connectivity between cloud services, local servers, robots, and operators. This role involves hands-on support for network configuration, local server environments, storage solutions, and on-premise GPU clusters, focusing on scalability, reliability, and performance. Responsibilities Manage and optimise lab networking, including routers, switches, VLANs, and Wi … backups, and secure access control. Design, deploy, and maintain scalable and secure IT infrastructure on-premises (in labs or data centres) or hybrid/cloud environments. Monitor and troubleshoot network performance, ensuring quality of service (QoS), uptime, and reliable connectivity across all environments. Define and enforce infrastructure security best practices, including access control, firewall rules, VPNs, and traffic monitoring. More ❯

environments deemed hazardous or monotonous, we envision a future where human well-being is safeguarded while closing the gaps in critical global labour needs. We seek a strong Infrastructure & Network Engineer to help design, maintain, and optimise the networking and computing infrastructure supporting our robotics development, testing, and production environments. You will be key in managing lab- and … closely with teleoperation, AI, and robotics teams to ensure fast, reliable, and secure connectivity between cloud services, local servers, robots, and operators. This role involves hands-on support for network configuration, local server environments, storage solutions, and on-premise GPU clusters, focusing on scalability, reliability, and performance. Responsibilities Manage and optimise lab networking, including routers, switches, VLANs, and Wi … backups, and secure access control. Design, deploy, and maintain scalable and secure IT infrastructure on-premises (in labs or data centres) or hybrid/cloud environments. Monitor and troubleshoot network performance, ensuring quality of service (QoS), uptime, and reliable connectivity across all environments. Define and enforce infrastructure security best practices, including access control, firewall rules, VPNs, and traffic monitoring. More ❯

Senior Network Engineer – cloud automation Salary: £70-£80k+ Benefits The Senior Network Engineer will play a key role in the automation and support of the company’s cloud-based Carrier Grade network infrastructure. The Network Engineer will be part of a global team supporting Fortune 100 customers as part of an … days WFH). Core responsibilities: Support and integrate Carrier Grade Networks for a range of external customers Automate infrastructure and deployments with Terraform and Ansible Test AWS Cloud based network devices, Firewalls, Load Balancer Communicate effectively with team members and external customers Key requirements: 5+ years’ in a Network role within an Engineering environment Commercial experience of automating More ❯

Senior Network Engineer – cloud automation Salary: £70-£80k+ Benefits The Senior Network Engineer will play a key role in the automation and support of the company’s cloud-based Carrier Grade network infrastructure. The Network Engineer will be part of a global team supporting Fortune 100 customers as part of an … days WFH). Core responsibilities: Support and integrate Carrier Grade Networks for a range of external customers Automate infrastructure and deployments with Terraform and Ansible Test AWS Cloud based network devices, Firewalls, Load Balancer Communicate effectively with team members and external customers Key requirements: 5+ years’ in a Network role within an Engineering environment Commercial experience of automating More ❯

Senior Network Engineer – cloud automation Salary: £70-£80k+ Benefits The Senior Network Engineer will play a key role in the automation and support of the company’s cloud-based Carrier Grade network infrastructure. The Network Engineer will be part of a global team supporting Fortune 100 customers as part of an … days WFH). Core responsibilities: Support and integrate Carrier Grade Networks for a range of external customers Automate infrastructure and deployments with Terraform and Ansible Test AWS Cloud based network devices, Firewalls, Load Balancer Communicate effectively with team members and external customers Key requirements: 5+ years’ in a Network role within an Engineering environment Commercial experience of automating More ❯

Senior Network Engineer – cloud automation Salary: £70-£80k+ Benefits The Senior Network Engineer will play a key role in the automation and support of the company’s cloud-based Carrier Grade network infrastructure. The Network Engineer will be part of a global team supporting Fortune 100 customers as part of an … days WFH). Core responsibilities: Support and integrate Carrier Grade Networks for a range of external customers Automate infrastructure and deployments with Terraform and Ansible Test AWS Cloud based network devices, Firewalls, Load Balancer Communicate effectively with team members and external customers Key requirements: 5+ years’ in a Network role within an Engineering environment Commercial experience of automating More ❯