1 to 25 of 892 Network Security Jobs in London

keep our own thinking in tune with the world in which we operate. Office: London (hybrid - 2 days in the office per week) Duration: 12 month FTC The Information Security Team is a central support unit responsible for providing a complete security service to the Walkers. The Security Engineer will report to Information Security Operations Manager … and work with the Information Security Operations team for implementing and maintaining our security controls and tools. Work collaboratively with other departments to improve our security posture. They will be specifically responsible for completing the implementation of a number of strategic based security solutions for new security tooling or existing. The engineer will also participate … in security related service management processes (incident, change and problem management) and will participate in the planning, design, enforcement and review of security controls which protect the integrity of Walkers IT. “The ideal candidate will have worked within a Legal, Financial Services organisation or a similarly regulated company.” There will be an element of change, implementation or scheduled More ❯

Your new company - Specialist Global Financial Services Your new role - Permanent - ON SITE 5 Days per week. - UK Only Job Title: IT Security Engineer Job Brief: As the first line of defence in the IT department, the purpose of this role focusses on information security, cybersecurity and data security, including a wide scope of physical security operating systems such as Windows and Linux, network security, firewall and other security devices, application security both development and testing phrases SAST & DAST, terminal security, backup security, third party and supply chain security. We are seeking a skilled IT Security Engineer to identify, investigate, and mitigate potential security risks to protect … the information systems and computer networks. Responsibilities: Design and Implement Security Measures: Develop secure network solutions to defend against advanced cyber threats. Maintain the cybersecurity equipment, including firewall, IPS, WAF, WSUS, ATA, AD policy. Compile and develop cybersecurity policies and procedures, conduct regular reviews. Application Security: Ensure the security of applications by implementing secure coding practices More ❯

Social network you want to login/join with: Network Manager, london (city of london) col-narrow-left Client: Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: Our client, an established membership body, are looking to … recruit a Network and Infrastructure Manager. Main duties will be to maintain, secure & develop the IT infrastructure, to ensure the continued provision of secure network, cloud & remote resources required across the organisation with minimal downtime. To provide and secure a multi-layered infrastructure to support multiple business models To provide technical infrastructure support of all servers, cloud, security … and maintenance of the Group helpdesk ticketing platform (TrackIt!).Management of ticket lifecycles, technician workload balancing and reporting. Key Technical Skills: Advanced knowledge of Microsoft Azure and Microsoft Cloud Security, Storage & Networking. Advanced knowledge of VMWare Virtual Infrastructure & vSphere - implementation and management coupled with Advanced ESXi Server & VMWare Server knowledge/skills. Advanced knowledge of cloud-based systems for More ❯

needed to advance. Recognized by Forbes as a World's Best Employer and a Best Employer for Women, we value diversity and inclusion. We are seeking a talented Senior Network Engineer to join our global IT team. In this role, you will design, implement, and maintain our network infrastructure and security systems. The ideal candidate will have … extensive experience in network administration, architecture, and security protocols, with a proven ability to troubleshoot and optimize network performance in a multi-cloud environment. Key Responsibilities: Develop, deploy, and manage robust network systems, addressing technical inquiries, offering expert support, and working closely with customers to design solutions and resolve issues. Act as a liaison between the … workforce service team and users, ensuring effective communication and resolution of network issues, with a focus on supporting international Verisk offices. Monitor network performance and ensure system availability and reliability. Implement and oversee security measures, including access authentication. Conduct regular security policy audits and assessments to identify vulnerabilities. Troubleshoot network issues and provide timely resolutions. More ❯

Join to apply for the Senior Network Engineer role at Verisk Get AI-powered advice on this job and more exclusive features. Job Description At Verisk, we empower clients to manage risk with critical data and insights in the insurance, and financial services markets. Join us to build a meaningful career, create lasting business impacts, and receive the support … to mitigate credit, lending, and cyber risks, and we advise companies on complex global issues such as climate change, catastrophes, and geopolitical matters. We are seeking a talented Senior Network Engineer to join our global IT team. In this role, you will design, implement, and maintain our network infrastructure and security systems. The ideal candidate will have … extensive experience in network administration, architecture, and security protocols, with a proven ability to troubleshoot and optimize network performance in a multi-cloud environment. Additionally, you will collaborate with our workforce services team to support our international office locations, providing onsite engagement and fostering strong partnerships. If you are passionate about network engineering and eager to More ❯

Join to apply for the Senior Network Engineer role at hackajob 20 hours ago Be among the first 25 applicants Join to apply for the Senior Network Engineer role at hackajob Get AI-powered advice on this job and more exclusive features. hackajob is collaborating with Verisk to connect them with exceptional tech professionals for this role. Job … to mitigate credit, lending, and cyber risks, and we advise companies on complex global issues such as climate change, catastrophes, and geopolitical matters. We are seeking a talented Senior Network Engineer to join our global IT team. In this role, you will design, implement, and maintain our network infrastructure and security systems. The ideal candidate will have … extensive experience in network administration, architecture, and security protocols, with a proven ability to troubleshoot and optimize network performance in a multi-cloud environment. Additionally, you will collaborate with our workforce services team to support our international office locations, providing onsite engagement and fostering strong partnerships. If you are passionate about network engineering and eager to More ❯

Job Description Senior Information Security Analyst Our Client is a leading global company specialising in pharma products. They are looking to recruit a Senior Information Security Analyst with at least 5 to 7 years expertise in Technology Security. The Senior Information Security Analyst is responsible for maintaining information security policies, architecture, technical standards, technical controls, security solutions, guidelines, procedures, and other elements necessary to maintain security posture. Responsible for assessing information risk and facilitating remediation of identified vulnerabilities & risks across the organization. Accountable for coordinating the execution of security measures to protect our computer infrastructure, information systems and to ensure the organization maintains an acceptable risk posture. The Senior Information Security Analyst … to develop controls such as firewalls, business systems, data leakage protection systems, patching, encryption, vulnerability scanning, application code scanning, remediation as well as defining configuration for a variety of security tools. Prior experience in an international enterprise environment is essential. Responsibilities: • Collaborate with IT teams for input and operational requirements to design and implement the companys overall cybersecurity strategy. More ❯

tune with the world in which we operate. Office: London (2 days in the office required per week as a min; non-negotiable) This requirement is for a Senior network engineer based within the London office location working as part of the global 24/7 IT Infrastructure team. The “Senior Network Engineer" role is responsible for the … management and ongoing maintenance of network systems technologies across the Walkers enterprise. The role requires activity in the planning, developing, installing, configuring, maintaining, supporting and optimising all local and global wide area network services, associated software and communication links. This person will also troubleshoot network performance issues, as well as analyse and monitor network traffic. Core … responsible include networking hardware and software, WAN\LAN technologies and communication systems. The incumbent will work as part of the team within the global IT function to ensure the network enterprise is managed and remains available 24/7/365. This is a hands-on role, and in-depth technical knowledge is required with respect to a number More ❯

Job title Network Security Lead Ref 41240 Division Digital Location Hybrid - Hampton Coal Wharf - TW12 2ES Contract type Permanent Full/Part-time Full-time Hours 36 Salary Offering up to £75,000 per annum depending on experience Job grade C Closing date 17/06/2025 We are looking for a security-focused, results-oriented … individual who thrives in a collaborative, team-focused culture. You will work closely with IT and OT network managers, suppliers, business stakeholders, service owners, and your team to ensure the delivery of secure, reliable, and resilient network services across Thames Water. We are seeking a Network Security Manager to lead and manage the end-to-end … BAU (Business As Usual) service delivery for network security across Operational Technology (OT) and Information Technology (IT). You will be responsible for maintaining robust security controls, managing suppliers, mitigating operational risk, and ensuring compliance with industry standards to protect Thames Water's critical infrastructure. What you'll do as a Network Security Manager Network More ❯

Job Role: Full Stack Network Engineer Duration: 6+ Months Contract - Inside IR35 Location: London, UK Working Mode: Onsite Job Description: We are seeking a highly skilled Full Stack Network Engineer to join our IT team. This role demands a deep understanding of both front-end and back-end networking technologies, encompassing the design, implementation, and maintenance of comprehensive … network infrastructures. The ideal candidate will be adept at solving complex networking challenges, ensuring optimal performance, security, and scalability of our network systems. Key Responsibilities Design, implement, and manage network infrastructure including routers, switches, firewalls, and load balancers across various platforms. Familiar with circuit ordering and DWDM deployments. Familiar with Nexus 7k/Cisco 6500 environments … document and map in detail all connectivity on site to identify business areas/stakeholders and produce a runbook for migration tasks. Develop and maintain automation scripts to streamline network operations and ensure consistency across environments. Collaborate with cross-functional teams to understand application requirements and translate them into network solutions. Ensure network security by implementing More ❯

The primary focus of the Senior Engineer is the maintenance and operations of existing systems, and the development, design, implementation, and management of scalable, secure, and highly available cloud network infrastructure across SMBC EMEA. The Senior Engineer will focus on network optimisation, security, and hybrid connectivity, while also incorporating SRE practices to ensure high reliability and rapid … software defined networking and the Senior Engineer is expected to be proficient in the support and configuration of these solutions and provide input into the technical strategy for the network estate and decision-making at the senior leadership level. Through close partnership with the Network Solution Architecture function the Senior Engineer realises the conceptual designs provided and then … teams in both EMEA and North America. Key Job Functions The Senior Engineer is responsible for the end-to-end technical ownership of specific elements of the organisation’s Network global platforms, providing subject matter expertise and acting as the primary point of escalation for any significant technical system issues. The Senior Engineer leads cross-functional project delivery and More ❯

to win, customer obsessed, we are one, and it starts with me - we deliver That New Look Feeling for our customers and each other. THE ROLE As an IT Network Engineer, you will play a crucial role in designing, implementing, and maintaining our organisation's network infrastructure. This role is based in our Lymedale DC (Newcastle-under-Lyme … Cycle2Work scheme We're proud to partner with the Retail Trust and Fashion & Textile Children's Trust WHAT YOU'LL BE DOING Manage, deploy, and maintain the organisation's network infrastructure, including all voice, data, LAN, and WAN infrastructure, switches, routers, firewalls, load balancers, and wireless access points, ensuring they remain available in line with the agreed SLAs. Develop … and implement cloud networking strategies for public, private, and hybrid cloud environments. Configure and manage virtual networks, subnets, and security groups on cloud platforms e.g., Microsoft Azure. Implement and manage network security measures, including Checkpoint and Cisco Firewalls, Cloud Security, Site-to-Site VPNs, and remote access solutions. Maintain security best practices for cloud networking More ❯

Are you passionate about Cyber Security and Enterprise Architecture? Do you have senior-level experience as a Cyber Security Professional? Join us to shape the security technology and tooling strategy for HMRC and influence the UK Public Sector. Enjoy a healthy work/life balance while making a significant impact. HMRC are now one of the most … IT Landscape across Multi-Hybrid Cloud Platform. Working in one of the most complex infrastructures across Europe with significant investment and over 1000 changes monthly impacting over 600 services. Security Modernisation is critical to this initiative and our collective success. Now is a great time to join us as we establish a team of outstanding people in the fields … of Security Architecture, Risk Assessment and Testing who will create and run these new and improved technology services. This is a chance to work on services that matter and affect the lives of millions of citizens as well as delivering Government Security services directly across circa 400 Government Departments and Arms-Length Bodies (ALBs). Job description HMRC More ❯

Social network you want to login/join with: Work location: Nottingham or Sheffield, hybrid: 1 office day per week. The current team collaboration office day is Wednesday. Salary: Up to £45,000 Must be eligible for SC Clearance (Must have been a UK resident for the last 5 years). Here at Littlefish, we look for people who … the box? Do you have a background in resolving back-end infrastructure issues across multiple technologies? If so, Littlefish is looking for you to join our team as a Network Engineer! About the Role: As a Network Engineer at Littlefish, you will be responsible for the proactive run and maintain delivery of Infrastructure services, some of which may … incidents. Key Responsibilities: Proactive Support: Deliver exceptional 3rd line support for a wide range of technologies, ensuring smooth and efficient operations. Diverse Expertise: Utilise your skillset to support various network technologies such as Cisco, HP, Sonicwall. Technical Leadership: Serve as a go-to technical escalation point for internal teams, showcasing your expertise and problem-solving abilities. Collaborative Problem-Solving More ❯

Access Service Edge) solutions . Your role will involve working closely with customers to understand their business challenges and technical requirements, providing tailored solutions that integrate our networking and network security technologies. You will collaborate with cross-functional teams, including sales, product management, and engineering, to ensure successful sales engagements and customer satisfaction. Key Responsibilities: Engage with enterprise … customers to assess their security and networking needs, positioning our SASE solutions as the best fit. Deliver compelling technical presentations, product demonstrations, and proof-of-concept (PoC) engagements. Collaborate with the sales team to develop effective sales strategies and drive technical wins. Provide deep technical expertise on network security, SD-WAN, zero-trust architecture, cloud security, and remote access solutions . Assist customers in network architecture design , ensuring seamless integration of our solutions. Respond to technical RFPs/RFIs and support proposal development. Conduct technical workshops and product training for customers and internal teams. Represent the company at industry conferences, webinars, and trade shows . Stay up to date with industry trends, threat landscapes More ❯

Job Title: Network and Security Engineer Location: London (UK) On site Job Type: Full Time We are seeking a talented and experienced Network and Security Engineer to join our team. The ideal candidate will have a strong background in networking and security, excellent problem-solving skills, and a passion for learning and developing new skills. … You will be responsible for designing, implementing, and managing networks and security measures to safeguard our networks and systems against current and emerging cyber threats, with a particular focus on Datacentre, 3GPP mobile network CORE and RAN environments. Key Responsibilities: Networking, Segmentation, Optimization and Maintenance Design, configure and implement highly scalable L2/L3 networks using varieties of … protocols and vendor equipment. Monitor network traffic and analyse security incidents to detect and respond to threats within mobile network environments. Diagnose and troubleshoot network related issues associated with L1-L7 using varieties of tools, ensuring quick recovery and minimum network downtime. Carry out periodic backups of network device operating system and configurations to More ❯

Join to apply for the Network and Security Engineer role at AWTG Ltd 2 days ago Be among the first 25 applicants Join to apply for the Network and Security Engineer role at AWTG Ltd Job Title: Network and Security Engineer Location: London (UK) On site Job Type: Full Time We are seeking a … talented and experienced Network and Security Engineer to join our team. The ideal candidate will have a strong background in networking and security, excellent problem-solving skills, and a passion for learning and developing new skills. You will be responsible for designing, implementing, and managing networks and security measures to safeguard our networks and systems against … current and emerging cyber threats, with a particular focus on Datacentre, 3GPP mobile network CORE and RAN environments. Key Responsibilities: Networking, Segmentation, Optimization and Maintenance Design, configure and implement highly scalable L2/L3 networks using varieties of protocols and vendor equipment. Monitor network traffic and analyse security incidents to detect and respond to threats within mobile More ❯

IT services company based in Central London, providing innovative networking solutions to a diverse range of clients. As part of our continued growth, we are looking for a Junior Network Engineer/Network Technician to join our technical team. This is an excellent opportunity for an individual with a passion for networking and IT infrastructure who is eager … to develop hands-on experience in a dynamic environment. Role Overview As a Junior Network Engineer , you will assist in maintaining, troubleshooting, and improving network infrastructure. You will work closely with senior engineers to support network operations, resolve connectivity issues, and gain exposure to cutting-edge networking technologies. Key Responsibilities Assisting in the installation, configuration, and maintenance … of network hardware (routers, switches, firewalls) Monitoring network performance and troubleshooting connectivity issues Supporting LAN, WAN, and Wi-Fi networks across different environments Diagnosing and resolving network faults, escalating complex issues when necessary Assisting with network security configurations, including firewalls and VPNs Performing routine maintenance, updates, and system checks Documenting network setups, troubleshooting steps More ❯

the UK and European region Job Description: Location: London, UK(3 days/week, onsite) Duration: 6+ months contract and extension Inside IR35 Key Responsibilities Design, implement, and manage network infrastructure including routers, switches, firewalls, and load balancers across various platforms. Familiar with circuit ordering and DWDM deployments Familiar with Nexus 7k/Cisco 6500 environments and (possibly arista … to be used to identify business areas/stakeholders and used as a basis to produce a runbook for migration tasks . Develop and maintain automation scripts to streamline network operations and ensure consistency across environments. Collaborate with cross-functional teams to understand application requirements and translate them into network solutions. Ensure network security by implementing … industry-best practices and conducting regular vulnerability assessments. Troubleshoot and resolve network-related issues in a timely and efficient manner. Stay abreast of the latest networking technologies and trends and recommend upgrades and improvements to keep our network infrastructure at the cutting edge. Provide technical leadership and mentorship to junior network engineers. Document network designs, configurations More ❯

Network Engineer Department: Infrastructure Employment Type: Permanent Location: London Reporting To: Head of Platform Engineering Description We are seeking a skilled Network Engineer with a strong background in Wi-Fi, switching, routing, firewall technologies, and network automation principles. The ideal candidate should possess in-depth knowledge of network protocols, network security, and automation frameworks … to enhance network performance and reliability. Key Responsibilities Design, configure, and maintain secure and scalable network infrastructure solutions, including firewall configurations, VPN setup, and security protocols Implement and manage network access control (NAC) systems to ensure secure network access for all users and wireless/wired devices Configure, optimize, and troubleshoot Wi-Fi networks, including … access points, cloud-based controllers, and client devices Perform network performance monitoring, analysis, and troubleshooting for wired and wireless environments Perform Business as Usual (BAU) support for Network and Automation operations Take ownership of the end-to-end network infrastructure, from data centre cabling to the network architecture Continually improve our monitoring systems to pre-empt More ❯

Arabia. It is an exciting time to work in Saudi Arabia; through Vision 2030, the rate of social and industrial change is staggering. We are seeking an experienced Cloud Security Staff Engineer to join our Cloud Engineering Department. In this role, you will play a critical role in designing, implementing, and maintaining secure cloud environments. Collaborating closely with the … Cybersecurity team, you will drive network security initiatives, enhance cloud Identity and Access Management (IAM) strategies, and ensure the integrity, confidentiality, and availability of our cloud infrastructure. Cloud engineering's mission is to enable engineering teams and data science to be fast, secure and efficient by creating self-service platforms that accelerate time to value. Mozn is a … Arabia. It is an exciting time to work in Saudi Arabia; through Vision 2030, the rate of social and industrial change is staggering. We are seeking an experienced Cloud Security Staff Engineer to join our Cloud Engineering Department. In this role, you will play a critical role in designing, implementing, and maintaining secure cloud environments. Collaborating closely with the More ❯

IT Senior Network Systems Engineer Our Client is a Bank based in the City of London, looking to recruit an IT Senior Network Systems Engineer ideally with at least 7 to 10 years of experience in IT, preferably from the banking financial industry. You will be working in a small team managing the day-to-day technology infrastructure … ensure that the Bank can operate efficiently. The Client would like the following key skills: CCNP level networking Solarwinds - Service Desk Software experience Experience of Palo Alto firewalls Firemon - Network Security Devices and Policy Management Complex Switches experience is essential. Experience of Avaya PABX systems Responsibilities: Responsible for the maintenance of the IT infrastructure of the Bank by … to enhance the existing IT infrastructure and any applications required by the bank. Provide End User Computing support for all staff. Coordinate between the London Users and Group IT Security on all requests for systems access, ensuring that permissions are provided promptly, regularly updated, and that the Group Access Matrix Protocol is followed. Preserve the Assets of the Bank More ❯

manufacturer renowned for developing and delivering high-quality products and solutions, is seeking a Senior IT Technician to join their team. If you have strong experience in systems administration, network management, and end-user support, we'd love to hear from you! Main Duties of the Senior IT Technician: Provide 1st and 2nd line support for hardware, software and … network-related issues. Install, configure, and maintain servers, workstations, and networking equipment. Monitor system health to ensure optimal performance, availability, and reliability of IT services. Contribute to IT initiatives, including system upgrades, migrations, and new technology deployments. Create and maintain comprehensive documentation for systems, processes, and procedures. Uphold data security standards and ensure compliance with internal policies and … TCP/IP, DNS, DHCP, VPN, VLANs, firewalls, routing and switching Virtualization & Clustering: Microsoft Hyper-V Directory Services: Active Directory, Group Policy Email & Collaboration: Microsoft 365, Intune, SharePoint, Teams Security Tools: Endpoint protection, MFA Backup & Recovery: Veeam, Backup Exec, Windows Backup, cloud-based backup solutions Scripting & Automation: PowerShell ITSM Tools: ServiceNow Hardware: Servers, desktops, laptops, printers, mobile devices, VoIP More ❯

Substance is searching for a dedicated and knowledgeable Network Security Engineer to join our client's team to protect their IT infrastructure against cyber threats. In this pivotal role, you will be responsible for designing, implementing, and managing network security solutions that safeguard the organization's sensitive information. You will collaborate with various teams to develop … effective security policies and protocols, ensuring that the network environment remains secure and compliant with industry standards. Key Responsibilities: Design and implement secure network architectures, including firewalls, VPNs, and intrusion detection systems. Monitor network traffic and respond to security incidents and breaches in a timely manner. Conduct regular vulnerability assessments and penetration tests to identify … and mitigate risks. Develop and maintain security policies and best practices to align with compliance requirements. Collaborate with IT teams to ensure proper configuration and hardening of network devices and systems. Research emerging security threats and recommend enhancements to the security posture. Provide technical guidance and support for security incidents and response efforts. Conduct training More ❯

celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you. Position Summary WSP's Information Security Office (ISO) is responsible for the deployment and maintenance of the information security framework for both the IT organization and wider business community. This includes the Governance mechanisms … policies and processes, tools and technologies, and employee training required to protect WSP information and that of our clients. The role of Regional Information Security Officer reports directly to the Business Information Security Officer and is responsible for delivering the Information Security Framework into the applicable region of WSP. This is primarily an internally facing role, although … some interaction with clients and third parties may be required. This position requires a senior management professional with relevant experience and a strong working knowledge of IT security, risk management, regulatory compliance, information and public cloud service technology, IT operations management principles, and third-party security management. A little more about your role... Specific areas of responsibility may More ❯