1 to 25 of 72 Network Security Jobs in the City of London

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 ❯

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 ❯

Network Engineer Hybrid (2 days a week) Contract (6+ Months) Inside IR35 Canary Wharf, UK Knowledge, skills, and abilities A solid network/security/cloud engineer with a strong focus on cloud hosted environments within AWS and Azure as well as excellent skills in firewall deployment, routing and switching. In-depth knowledge of design, implementation, configuration … support for solutions delivered by the engineering function in line with existing IT service management processes. Act as an escalation point, for the managed service, for problems pertaining to network technology and with a view to re-engineering. Perform all changes to organisation standards across the whole network stack, including cloud, on-premises datacenters, including internet edge and … ACI Fabric, branch, WAN, and operate CSM/FMC to deploy firewall rules where required. To design and implement network connectivity between on premise datacenters and the cloud and within the cloud. This will require an extensive knowledge of Direct Connect, leveraged through Equinix Fabric and familiar with AWS DX gateways, AWS Transit Gateways (TGW) and site-to-site More ❯

Cloud Security Architect – Financial Services Location: UK-Remote Certification: Google Cloud Professional Architect (Mandatory) and Google Cloud Professional Security Architect. Key Responsibilities Architect secure cloud environments for financial services clients leveraging GCP security services and best practices. Design and implement Zero Trust Architecture, identity and access management strategies, and secure networking models. Advise on data protection, encryption … strategies, regulatory compliance (e.g., FCA, GDPR), and risk mitigation frameworks. Perform security assessments and threat modeling for cloud-native applications and hybrid environments. Collaborate with enterprise architects, risk officers, and compliance teams to ensure governance and audit readiness. Lead security architecture workshops and technical discussions with CISO-level stakeholders. Develop reusable blueprints and reference architectures for regulated financial … environments. Required Qualifications Bachelor's or Master’s degree in Computer Science, Information Security, or a related technical field, or equivalent practical experience. 10+ years of experience in cybersecurity, with at least 3 years focused on cloud security architecture. 5+ years of experience in cloud security engineering, with a strong focus on Google Cloud Platform (GCP). More ❯

Job Title: Network Security Engineer Location: Seattle, WA Job Description: We are looking for a skilled Network Security Engineer with expertise in Cisco technologies to join our team in Seattle, WA. As a Network Security Engineer, you will be responsible for designing, implementing, and maintaining secure network infrastructures to protect our organization's … data and systems from cyber threats. Key Responsibilities: - Design, implement, and maintain network security measures to protect organization's data and systems - Monitor network traffic for potential security breaches and respond appropriately to incidents - Conduct regular security audits and vulnerability assessments to identify and address security risks - Collaborate with cross-functional teams to implement … security policies and procedures - Provide technical support and guidance to IT staff on network security best practices - Stay up-to-date on latest security trends and technologies to continuously improve network security measures Qualifications: - Bachelor's degree in Computer Science, Engineering, or related field - 3+ years of experience in network security engineering More ❯

Social network you want to login/join with: Network Security Engineer, London (City of London) Client: InterEx Group Location: London (City of London), United Kingdom Job Category: Other EU work permit required: Yes Job Views: 2 Posted: 16.06.2025 Expiry Date: 31.07.2025 Job Description: Job Title: Network Security Engineer Location: London, UK We are looking … for a skilled Network Security Engineer with expertise in Cisco technologies to join our team in London, UK. As a Network Security Engineer, you will be responsible for designing, implementing, and maintaining secure network infrastructures to protect our organization's data and systems from cyber threats. Key Responsibilities: Design, implement, and maintain network security measures to protect organization's data and systems Monitor network traffic for potential security breaches and respond appropriately to incidents Conduct regular security audits and vulnerability assessments to identify and address security risks Collaborate with cross-functional teams to implement security policies and procedures Provide technical support and guidance to IT staff on network More ❯

Role Overview: Additional Information: Please note, this role requires working full-time onsite, five days per week. NON Negotiable We are seeking an experienced IT Security Engineer to become a vital part of a growing IT Department. This critical role will focus on protecting our information assets through robust cybersecurity measures, ensuring adherence to best practices, international standards, and … local regulations. Ideally suited to candidates who possess expert knowledge of security frameworks including NIST 800, ISO 27001, and cybersecurity guidelines from PRA, FCA, and ICO. Candidates with at least 3 years' relevant experience in finance or banking, particularly as an information security officer or involvement in regulatory technical projects, are strongly preferred. Key Responsibilities: Develop and maintain … cybersecurity policies and procedures, ensuring compliance with industry standards and local regulations. Real-time monitoring of cybersecurity incidents, including incident analysis, investigation, and mitigation. Oversee and maintain security equipment including firewalls, intrusion prevention systems (IPS), web application firewalls (WAF), and antivirus systems. Perform periodic security drills and regular penetration testing to ensure the integrity of security systems. More ❯

Mid-Level Network Security Engineer Location: London (Moorgate) | 4 Days Onsite Per Week Salary: Competitive + Excellent Benefits A global energy and commodities business is seeking a Network Security Engineer to join their London-based team. This is an exciting opportunity to work in a technically complex, security-driven environment supporting a wide range of … infrastructure and network technologies. Key Responsibilities: Manage and maintain Checkpoint firewalls and Cisco network infrastructure Support Cisco ISE and Zscaler Internet/Private Access solutions Manage Data Centre colocation and vendor relationships Contribute to IT security prevention and awareness initiatives Essential Experience: Deep technical knowledge of Checkpoint firewalls, Cisco routers/switches, and Cisco ISE Experience with … Zscaler (ZIA/ZPA), Splunk Strong understanding of IT security practices Cisco CCNA/CCNP certification or equivalent Desirable Experience: Background in supporting Windows Server, Linux, Active Directory, and Exchange Familiarity with VMware, VxRail, Rubrik, and backup/recovery processes Exposure to CUCM, LogicMonitor, Mimecast, Okta, and other security tools Benefits Package Includes: Competitive salary (up to More ❯

Social network you want to login/join with: Mid-Level Network Security Engineer, london (city of london) col-narrow-left Client: Harrington Starr Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 26.06.2025 Expiry Date: 10.08.2025 col-wide Job Description: Mid-Level Network Security Engineer Location: London (Moorgate) | 4 Days Onsite Per Week A global energy and commodities business is seeking a Network Security Engineer to join their London-based team. This is an exciting opportunity to work in a technically complex, security-driven environment supporting a wide range of infrastructure and network technologies. Key Responsibilities: Manage … and maintain Checkpoint firewalls and Cisco network infrastructure Support Cisco ISE and Zscaler Internet/Private Access solutions Manage Data Centre colocation and vendor relationships Contribute to IT security prevention and awareness initiatives Deep technical knowledge of Checkpoint firewalls, Cisco routers/switches, and Cisco ISE Experience with Zscaler (ZIA/ZPA), Splunk Strong understanding of IT security More ❯

GTF is currently hiring an CyberSecurity Consultant to work remotely. As a cybersecurity consultant, your key responsibilities revolve around helping organizations protect their digital assets and improve their overall security posture. Key responsibilities: Conducting comprehensive security assessments: This involves evaluating an organization's IT infrastructure, networks, systems, and applications to identify potential weaknesses and vulnerabilities. Performing vulnerability testing … Suite, Metasploit), you'll simulate attacks to uncover exploitable flaws. Developing threat analysis schedules and staying updated on emerging threats: Keeping abreast of the latest attack vectors, malware, and security trends is crucial. Developing and implementing security policies, standards, and procedures: This includes creating guidelines aligned with industry best practices and regulatory requirements (e.g., NIST CSF, ISO … GDPR). Designing and architecting secure IT environments: This may involve network security design, cloud security architecture (AWS, Azure, GCP), and implementing security technologies. Developing and assisting in the implementation of incident response plans: Creating documented procedures for handling security breaches and other incidents. Conducting tabletop exercises and simulations: Helping organizations practice their incident response More ❯

Network Security Engineer Location: London (Moorgate) | 4 Days Onsite Salary: Competitive + Excellent Benefits A global energy and commodities business is seeking a Network Security Engineer to join their London-based team. This is an exciting opportunity to work in a technically complex, security-driven environment supporting a wide range of infrastructure and network technologies. Key Responsibilities: Manage and maintain Checkpoint firewalls and Cisco network infrastructure Support Cisco ISE solutions Manage Data Centre colocation and vendor relationships Contribute to IT security prevention and awareness initiatives Essential Experience: Deep technical knowledge of Checkpoint firewalls, Cisco routers/switches, and Cisco ISE Experience with Zscaler (ZIA/ZPA), Splunk Strong understanding of IT … security practices Cisco CCNA/CCNP certification or equivalent Desirable Experience: Background in supporting Windows Server, Linux, Active Directory, and Exchange Familiarity with VMware, VxRail, Rubrik, and backup/recovery processes Exposure to CUCM, LogicMonitor, Mimecast, Okta, and other security tools Benefits Package Includes: Competitive salary (up to £72,000 depending on experience) 10% employer pension contribution Discretionary More ❯

Job Title: Senior Network Engineer Delivery & Migrations Location: England (Home based with client visits across England). Salary: Up to £55,000 basic salary plus great benefits package Sector: Consultancy/Solution Provider The Company Our client is a professional services consultancy who specialise in providing businesses with software defined solutions, network assurance, network automation and managed … interesting projects in both the public and private sectors. Technology Partners Cisco/Meraki VM Ware Palo Alto Fortinet Juniper Aruba/HPE Microsoft AWS Role Snapshot As Senior Network Security Engineer you be an integral member of the delivery and migrations team. The role will entail assisting with migrations, day-to-day delivery tasks and providing ongoing … looking to take a step up from a BAU role, with the ambition to widen their remit in projects and delivery. Key Responsibilities Assisting with delivery and migration of network, data centre and security solutions. Provide exceptional customer services. Contribute to knowledge centre and keep documentation up to date. Be willing to work in a vendor agnostic environment More ❯

for, it’s something to build. We don’t just invest, we create. Bringing together strategic insight and technical horsepower to deliver outcomes that endure. The Position The IT Security team is responsible for the oversight and execution of a “cloud-first” Cyber Defense, Business Continuity and Risk Management programs to support our business goals. This includes, but is … not limited to security operations, vulnerability and patch management, incident response, disaster recovery, business continuity, risk identification and mitigation planning/implementation, identity management, network security, privacy, and compliance. In the Cyber Defense Security Analyst role, you will be working to help build and maintain security programs at a rapidly growing investment company as well … project member on multiple projects simultaneously and will interact regularly with technical subject matter experts. The ideal candidate will hold a Bachelor of Science degree in Information/Cyber Security or applicable field and have at least 3+ years of experience in a Security or Technology role. The candidate must possess a strong understanding of the role of More ❯

Social network you want to login/join with: Network Engineer - Insurance, london (city of london) col-narrow-left Client: SATIGO Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 27.06.2025 Expiry Date: 11.08.2025 col-wide Job Description: Network Engineer Insurance London (Hybrid … Days In-Office) £65,000 - £80,000 per annum An established insurance firm based in London is looking for a skilled Network Engineer to join its growing technology team. This newly created role offers the opportunity to manage and support a global enterprise network, with exposure to cutting-edge infrastructure and SAN storage technologies. What You’ll Be … managed switches, and NAC integrations Design and support BGP and OSPF routing protocols across multi-site environments Manage and maintain NetApp SAN infrastructure, including provisioning and performance optimization Monitor network performance using SNMP, NetFlow, and other tools Support cloud integration and hybrid networking projects Maintain accurate documentation and assist with compliance audits What We’re Looking For: Proven experience More ❯

Cyber Security Engineer London Position: Cyber Security Engineer Location: London (Central), United Kingdom Salary: £40,000 - £45,000 + Excellent Benefits Work Schedule: Remote with travel to office/customer site as required A longstanding (20+ years) Managed IT/Internet Service Provider has an exciting new opportunity for a Cyber Security Engineer to join their team … position offers full responsibility for ensuring customers data, systems, and networks remain secure, and any possible threats eliminated. The position will see you accountable for implementing, configuring, and maintaining security tools and platforms to prevent future vulnerabilities and attacks. You ll also be responsible for helping to maintain accreditation with information security policies and frameworks, including Cyber Essentials … ISO27001, etc. Duties include: Reviewing current security procedures and processes. Researching, advising, and implementing new tools and countermeasures to better protect systems and data. Monitoring for attacks and instructions. Responding to alerts, threats, and breaches, with resolutions. Keeping company up to date and compliant with industry best practice, policies, and guidelines. Contributing to deployment of Cybersecurity related projects and More ❯

SATIGO City Of London, England, United Kingdom SATIGO City Of London, England, United Kingdom Get AI-powered advice on this job and more exclusive features. Network Engineer Insurance London (Hybrid, 2–3 Days In-Office) £65,000 - £80,000 per annum An established insurance firm based in London is looking for a skilled Network Engineer to join its … growing technology team. This newly created role offers the opportunity to manage and support a global enterprise network, with exposure to cutting-edge infrastructure and SAN storage technologies. What You’ll Be Doing: Configure and troubleshoot Cisco switches and routers Administer Fortinet firewalls, managed switches, and NAC integrations Design and support BGP and OSPF routing protocols across multi-site … environments Manage and maintain NetApp SAN infrastructure, including provisioning and performance optimization Monitor network performance using SNMP, NetFlow, and other tools Support cloud integration and hybrid networking projects Maintain accurate documentation and assist with compliance audits What We’re Looking For: Proven experience in an enterprise network engineering role Hands-on expertise with Cisco, Fortinet, and NetApp technologies More ❯

Excellent opportunity for anyone with fluent MANDARIN and recent experience as a Network and Security Engineer or with 5 years in this specialist field who is now looking for their next step. This is a corporate banking role , the team need one specialist for the installation, support and maintenance of network infrastructure and security framework and … assist the network and security manager in the administration and maintenance of the Banks IT networking equipment through the support of the network equipment, HO network. Job Title MANDARIN Network and Security Engineer Location London Work style: Onsite office-based role Salary: up to £75000 Per annum Languages: Mandarin and English Key Responsibilities: 1. Security Monitoring & Incident Response Monitor security tools (firewalls, IDS/IPS, SIEM) to detect and analyze potential threats. Investigate security alerts, logs, and incidents (e.g., malware, unauthorized access, breaches). Assist in incident response and remediation efforts. 2. Vulnerability Management Conduct vulnerability assessments and support penetration testing. Collaborate with senior teams to patch systems and mitigate risks. 3. More ❯

Network Infrastructure Engineer Location : Central London Hybrid : 2 days per week on-site Salary : Up to £75,000 We are seeking a Network Infrastructure Engineer to join our client. This role focuses on Meraki Enterprise, Palo Alto Firewalls, and a mix of physical and cloud environments across multiple sites. You will drive innovation, enhance network security, and automate processes, all while contributing to professional growth and organisational transformation. Key Responsibilities: Design, implement, and maintain network infrastructure across multiple locations and cloud platforms (Azure) Manage Meraki Networks, Palo Alto Firewalls Implement network security measures, including ACLs, DDoS protection, and firewalls Automate network tasks for increased efficiency Troubleshoot and resolve network issues … driving incident resolution Collaborate with InfoSec and Security teams to ensure robust security Monitor network performance and optimise capacity planning Provide network expertise for internal and external projects Skills & Experience: Experience with Meraki, Palo Alto Firewalls, and cloud platforms (Azure, AWS, GCP) Strong skills in Azure, and Infrastructure as Code (IaC) tools like Terraform Expertise in More ❯

Introduction Infinigate Group are a leading, global distributer, specialising in total cyber security solutions and services. With 4 UK offices based in London, Woking, South Cerney and Fareham, we take pride in providing unrivalled support and value for our vendor and reseller partner communities. Our team at Infinigate consists of IT security experts as well as highly skilled … we adopt a flat hierarchy, high performing teams, efficient decision-making processes and a nurturing and learning environment which rewards performance. Role Purpose Infinigate are seeking an ambitious Cyber Security Engineer to join their UK IT Security team. This new role within the business has been designed in response to business growth demands and to offer career trajectory … the successful candidate within an fast accelerating industry and company. To be successful in this role, you will wield a broad range of skills and deep understanding within Cloud network and security architecture (Azure), and excellent communication and stakeholder management skills. This role will see you taking ownership of for the delivery of security solutions within the More ❯

Social network you want to login/join with: Chief Information Security Officer, london (city of london) col-narrow-left Client: SR2 | Socially Responsible Recruitment | Certified B Corporation Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 6 Posted: 26.06.2025 Expiry Date: 10.08.2025 col-wide Job Description … Chief Information Security Officer (CISO) ? Location: London (Hybrid Working Model) ? Salary: Competitive + Bonus + Equity Options ? Type: Full-time, Permanent About the Role Chief Information Security Officer (CISO) to join a fast-scaling, high-impact organisation in the heart of London. This is a strategic, foundational hire —you will be responsible for designing and building out a … GRC) function from the ground up. As the company continues to grow, the need for a comprehensive and mature cybersecurity posture has never been greater. You will own the security vision and strategy while rolling up your sleeves to implement, scale, and continually improve our approach to GRC, risk management, threat mitigation, and compliance frameworks. Key Responsibilities Design and More ❯

you! So, even if you feel that you’re close but not an exact match, we encourage you to apply. Overview We are looking to add an experienced Senior Security Engineer to our Gallagher Technology Team. This role will be part of the global security architecture and engineering function in the UK, working closely with twin teams in … offer hybrid working, allowing you to spend two days a week in the office and three days working from home. Join a world-class team committed to driving exceptional security standards and making a real impact! How you'll make an impact Define and build Information Security engineering standards, artefacts, design patterns, and technical specification documents. Provide engineering … expertise across all network products, focusing on Next Gen Firewalls (Palo Alto, Cisco ASA’s), Secure Web Gateway (Zscaler), and Endpoint solutions with a focus on Trellix/McAfee product and Ms Defender product suites. Take ownership and build Low Level Design (LLD) and operational run books based on the level 1 architecture design. Expert level knowledge on Network More ❯

more advanced IT challenges. Responsibilities: Advanced Technical Support: Provide second-level technical support for complex IT issues escalated from the 1st level support team. Troubleshoot and resolve hardware, software, network, and system-related problems. Perform root cause analysis to identify underlying issues and implement appropriate solutions. IT Infrastructure Management: Manage and maintain the hotel's IT infrastructure, including servers … switches, routers, firewalls, and other network devices. Monitor system performance, network connectivity, and security to ensure optimal operation. Implement upgrades, patches, and configuration changes as required. Advanced Software and Application Support: Provide in-depth support for hotel-specific software applications such as property management systems, guest service applications, and event management systems. Collaborate with software vendors to … troubleshoot and resolve complex software issues. Assist with software installations, upgrades, and configurations. Network Management: Configure, monitor, and troubleshoot network components, including switches, routers, wireless access points, and firewalls. Optimize network performance and security, ensuring compliance with industry best practices. Collaborate with network administrators to design and implement network enhancements. Data Security and More ❯

Are you a dynamic and experienced leader with a passion for networking and innovation? We're seeking a NOC Manager to lead a skilled team of third-line network engineers, supporting and evolving a complex, high-performance network infrastructure. NOC Manager - Third Line Network Team Location: London | Hybrid (UK-based) Salary: £90,000 + 5% Bonus Type … Full-Time, Permanent Client: Leading Managed Service Partner/Consulting Business Note: Huge Career Progression Oppertunities CCNP/Cisco Certified Network Professional - IS A MUST! Are you a dynamic and experienced leader with a passion for networking and innovation? We're seeking a NOC Manager to lead a skilled team of third-line network engineers, supporting and evolving … a complex, high-performance network infrastructure. This is a fantastic opportunity for a technically proficient and people-oriented leader to make a tangible impact, driving operational excellence, mentoring a talented team, and working collaboratively across the business to align technology with strategic goals Key Responsibilities: Lead, inspire, and manage a team of third-line network engineers in a More ❯

with business goals, driving the organization's digital transformation. This individual will be responsible for overseeing the overall cloud infrastructure design, management, and administration, ensuring best practices in deployment, security, and cost optimization. The Opportunity : Cloud Infrastructure Design & Architecture : Design and implement scalable, secure, and cost-efficient cloud infrastructure solutions on cloud that meet business requirements. Create and document … manage cloud services, and others to optimize cloud infrastructure. Oversee the monitoring and maintenance of cloud environments, including performance optimization, backup and disaster recovery, and compliance with internal policies. Security & Compliance : Implement security best practices, such as identity and access management (IAM), network security, encryption, and compliance with industry regulations (GDPR, SOC 2, HIPAA). Perform … regular security assessments, audits, and vulnerability assessments for cloud infrastructure. Infrastructure Automation & DevOps : Develop Infrastructure as Code (IaC) using tools to automate infrastructure provisioning and management. Collaborate with DevOps teams to integrate cloud infrastructure with continuous integration and continuous deployment (CI/CD) pipelines. Performance Monitoring & Optimization : Implement and configure monitoring tools to track the health and performance of More ❯

international broadcast services provider. This is a key technical leadership role, responsible for shaping the technology strategy and architectural vision behind innovative, large-scale live event transmissions and broadcast network services. As Senior Architect, you will define and drive the technical roadmap for broadcast transmission and network solutions, ensuring the delivery of robust, scalable, and secure workflows for … premium live events. You will lead the design and architecture of complex broadcast and network systems, evaluate emerging technologies, and provide technical leadership to engineering teams. Key Responsibilities Develop and refine long-term technology strategies, aligning with business goals and industry trends. Lead the design and architecture of advanced broadcast workflows, transmission systems, and network infrastructures. Define and … Lead technology evaluation and vendor selection processes, including proof-of-concepts and technical assessments. Design and optimise live broadcast transmission workflows (encoding, decoding, transcoding, routing, monitoring). Architect robust network solutions for managed and unmanaged environments, focusing on performance, resilience, and security. Drive integration of cloud-based and hybrid solutions for broadcast contribution and distribution. Collaborate with stakeholders to More ❯