176 to 200 of 576 Network Security Jobs in England

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 ❯

of IT Support Technician will lead and manage all day-to-day ICT 2 nd and 3 rd line support activities for multiple schools as directed by the ICT Network Manager and/or ICT Schools Manager. The Support Technician will liaise with Head Office and School staff, the IT Service Desk and other 3 rd line support teams … and service requests. Key Responsibilities Provide 2 nd and 3 rd line support to UK staff, schools staff and students Carry out routine maintenance of all computer hardware and network services to maintain agreed availability. Respond to and resolve IT faults and requests through onsite visits and remote support tools to agreed service levels. Install and configure approved computer … and student user accounts following agreed policies and procedures. Monitor and maintain server back-ups to ensure system and user data is protected and secure. Monitor IT (physical and network) security and report any risks or incidents to School Head teachers, Network Manager or Schools IT Manager Any other reasonably requested duties Person Specification Exceptional customer service More ❯

The IT Security Operations Center's mission is to preserve the confidentiality, integrity, and availability of our assets by identifying operational and security risks and collaborating with business, functional, and customer stakeholders to develop plans that manage risk to acceptable levels. We are currently seeking a Sr. Cyber Incident Response Analyst to join our team. About the Role … Monitor for and investigate suspicious or malicious activity and alerts Review Change Management requests for security relevance and impact Daily review of system, application logs, and custom monitoring tools Malware and Advanced Persistent Threat (APT) analysis and remediation Incident Response and Investigations Availability for rotating on-call shifts (up to 2 - 3 times per year) About You Bachelor's … or equivalent related field experience Professional Certifications preferred, including SANS GIAC or CISSP Microsoft, Linux, Networking or related certifications a plus. Experience in Information Technology Extensive experience in information security incident response and operations management Extensive experience of OS, application, and network security weaknesses, vulnerabilities, and remediation Experience researching, analyzing, and resolving complex problems with minimal supervision More ❯

experience in a junior IT support role is desirable. A degree in Computer Science, Information Technology, or a related field is preferred but not essential. Knowledge of internet and network security principles and protocols. Other Requirements: Right to live and work in the UK. Ability to travel between sites as required. At Ascend Airways, we offer a competitive More ❯

priority incidents. Configure, deploy, and maintain hardware and software solutions (workstations, servers, firewalls, etc.). Lead or assist in delivering IT infrastructure projects (e.g., server migrations, Office 365 deployments, network upgrades). Monitor system performance and proactively address potential issues. Maintain clear documentation for client environments and internal knowledge base. Support and contribute to internal training and mentoring of … junior staff. Ensure compliance with security best practices and company standards. Provide on-call or out-of-hours support on a rota basis, when required. Required Skills & Experience Proven experience in a 2nd or 3rd line support role, ideally within an MSP environment. Strong knowledge of Windows Server (2016/2019/2022), Active Directory, Group Policy, DNS/ More ❯

Role Overview Seeking an experienced Senior Network Engineer with deep expertise in multi-vendor networking and security solutions. Required Skills and Experience Proven expertise in F5 LTM, including load balancing concepts, iRules development, and VIP configuration. Strong background with Fortinet security solutions, especially FortiGate firewall and FortiManager configuration and policy deployment. Hands-on experience with Juniper SRX … firewalls and EX switches. Proficiency with Cisco Nexus 7k switches and Cisco ISE for network access control. Solid understanding of routing, switching, and network documentation standards. Excellent problem-solving, communication, and documentation skills. More ❯

Role Overview Seeking an experienced Senior Network Engineer with deep expertise in multi-vendor networking and security solutions. Required Skills and Experience Proven expertise in F5 LTM, including load balancing concepts, iRules development, and VIP configuration. Strong background with Fortinet security solutions, especially FortiGate firewall and FortiManager configuration and policy deployment. Hands-on experience with Juniper SRX … firewalls and EX switches. Proficiency with Cisco Nexus 7k switches and Cisco ISE for network access control. Solid understanding of routing, switching, and network documentation standards. Excellent problem-solving, communication, and documentation skills. More ❯

An ever growing integration company are on a mission to find a Network Security Engineer to protect digital infrastructure and ensure the integrity of critical systems for well-known utilities and energy companies and as a rapidly growing tech-driven organization, they value innovation, agility and top-tier talent. As a Network Security Engineer, you will … be responsible for designing, implementing, and managing secure network infrastructures. You ll work closely with IT, DevOps, and compliance teams to monitor threats, respond to incidents, and ensure robust protection against cyberattacks. Key Responsibilities: Design and implement secure network architectures (firewalls, VPNs, IDS/IPS, etc.) Monitor network activity for threats and vulnerabilities using SIEM tools Perform … regular security audits, risk assessments, and penetration tests Respond to and investigate security breaches and incidents Stay current with the latest security threats, technologies, and trends Experience required: Bachelor s degree in Computer Science, Information Security, or related field 3+ years of experience in network security or a similar role Strong understanding of TCP More ❯

An ever growing integration company are on a mission to find a Network Security Engineer to protect digital infrastructure and ensure the integrity of critical systems for well-known utilities and energy companies and as a rapidly growing tech-driven organization, they value innovation, agility and top-tier talent. As a Network Security Engineer, you will … be responsible for designing, implementing, and managing secure network infrastructures. You’ll work closely with IT, DevOps, and compliance teams to monitor threats, respond to incidents, and ensure robust protection against cyberattacks. Key Responsibilities: Design and implement secure network architectures (firewalls, VPNs, IDS/IPS, etc.) Monitor network activity for threats and vulnerabilities using SIEM tools Perform … regular security audits, risk assessments, and penetration tests Respond to and investigate security breaches and incidents Stay current with the latest security threats, technologies, and trends Experience required: Bachelor’s degree in Computer Science, Information Security, or related field 3+ years of experience in network security or a similar role Strong understanding of TCP More ❯

Network & Security Engineer – Financial Services – £80k + Hybrid (Central London) Permanent | Hybrid (2-3 days in Central London) Our client, a leading player in the financial services sector, is seeking a skilled Network & Security Engineer to join their growing team. This is a permanent opportunity offering up to £80,000 , with hybrid working arrangements based in … Central London . Key Responsibilities Design, implement, and support robust network infrastructure across multiple global sites. Manage multicast routing for market data distribution across complex environments involving multiple VRFs and VLANs. Configure and maintain Aruba (Access/Distribution) and Arista (Core/Low-Latency) switches. Support BGP peering, route filtering, and optimisation for ultra-low-latency trading environments. Operate … and maintain Palo Alto firewalls, GlobalProtect VPNs, and ZScaler security platforms (ZIA/ZPA). Support VMware SD-WAN (VeloCloud) deployments across branch and remote trading locations. Monitor and optimise network performance (latency, throughput, availability) on critical links. Assist with network automation initiatives and maintain accurate documentation. Required Skills & Experience Deep hands-on experience with multicast routing More ❯

Network & Security Engineer – Financial Services – £80k + Hybrid (Central London) Permanent | Hybrid (2-3 days in Central London) Our client, a leading player in the financial services sector, is seeking a skilled Network & Security Engineer to join their growing team. This is a permanent opportunity offering up to £80,000 , with hybrid working arrangements based in … Central London . Key Responsibilities Design, implement, and support robust network infrastructure across multiple global sites. Manage multicast routing for market data distribution across complex environments involving multiple VRFs and VLANs. Configure and maintain Aruba (Access/Distribution) and Arista (Core/Low-Latency) switches. Support BGP peering, route filtering, and optimisation for ultra-low-latency trading environments. Operate … and maintain Palo Alto firewalls, GlobalProtect VPNs, and ZScaler security platforms (ZIA/ZPA). Support VMware SD-WAN (VeloCloud) deployments across branch and remote trading locations. Monitor and optimise network performance (latency, throughput, availability) on critical links. Assist with network automation initiatives and maintain accurate documentation. Required Skills & Experience Deep hands-on experience with multicast routing More ❯

Network & Security Engineer – Financial Services – £80k + Hybrid (Central London) Permanent | Hybrid (2-3 days in Central London) Our client, a leading player in the financial services sector, is seeking a skilled Network & Security Engineer to join their growing team. This is a permanent opportunity offering up to £80,000, with hybrid working arrangements based in … Central London. Key Responsibilities Design, implement, and support robust network infrastructure across multiple global sites. Manage multicast routing for market data distribution across complex environments involving multiple VRFs and VLANs. Configure and maintain Aruba (Access/Distribution) and Arista (Core/Low-Latency) switches. Support BGP peering, route filtering, and optimisation for ultra-low-latency trading environments. Operate and … maintain Palo Alto firewalls, GlobalProtect VPNs, and ZScaler security platforms (ZIA/ZPA). Support VMware SD-WAN (VeloCloud) deployments across branch and remote trading locations. Monitor and optimise network performance (latency, throughput, availability) on critical links. Assist with network automation initiatives and maintain accurate documentation. Required Skills & Experience Deep hands-on experience with multicast routing in More ❯

Senior Network Specialist with Security and Cisco ?" City London Our Client urgently requires a Senior Network Specialist with heavy background in Network Security on Cisco and Microsoft. The security and support of the company’s network is paramount. Predominately a support role (BAU) with design of scalable solutions deliverable through projects. Encompassing numerous … from perimeter to DMZ roles -Support IPS deployment for European branches -Develop, maintain and deliver global standards to all networking devices -Remediate Penetration Test results -Ensure seamless migration of network estate to newly adopted security framework General Skills -Experience working within mission-critical environments -Experience in operational deployments -Datacentre cabling and racking of equipment Technical Skills you need … CISCO multilayer switches and routers, including 6500s -CISCO certification, ideally CCNP -CISCO CSM -VLAN segregation -McAfee HIPS, Trend Micro -Centralised authentication service (AAA) -SafeNet Ethernet Encryptor -RADIUS/RSA -Security certification (advantageous) You will also need to an understanding of the following technologies: VLAN segregation. DMZ. VSS. Failover. OSPF. High availability. CISCO. Palo Alto. Juniper. McAfee IPS. SafeNet. Tripwire. More ❯

A fast-growing hedge fund is building its technology stack from the ground up and seeking a Cloud Network & Security Engineer to take ownership of its cloud networking and security infrastructure. As a Cloud-First, Multi-Cloud company leveraging AWS & Azure, they need an expert to design, secure, and optimize their cloud network architecture. This is … a unique opportunity to build and define the network for a cloud-first hedge fund. If you're a driven Network Engineer looking to make a real impact, apply now! Key Responsibilities: This is a blend of design, implementation, and support, giving you the chance to shape and build the network from scratch. You'll be responsible … for: Designing and delivering cloud-based and on-prem network and security solutions Working with Palo Alto Networks (essential), Cisco, or Arista Supporting a multi-cloud (AWS & Azure) and on-prem data center environment Collaborating with the Senior Technology stake-holders to define and implement best practices Helping build low-latency and high-performance networking (HFT experience is More ❯

Senior Network Specialist with Security and Cisco - City London Our Client urgently requires a Senior Network Specialist with a heavy background in Network Security on Cisco and Microsoft. The security and support of the company's network is paramount. This is predominantly a support role (BAU) with the design of scalable solutions deliverable … from perimeter to DMZ roles. Support IPS deployment for European branches. Develop, maintain and deliver global standards to all networking devices. Remediate Penetration Test results. Ensure seamless migration of network estate to newly adopted security framework. General Skills: Experience working within mission-critical environments. Experience in operational deployments. Datacentre cabling and racking of equipment. Technical Skills you need … multilayer switches and routers, including 6500s. CISCO certification, ideally CCNP. CISCO CSM. VLAN segregation. McAfee HIPS, Trend Micro. Centralised authentication service (AAA). SafeNet Ethernet Encryptor. RADIUS/RSA. Security certification (advantageous). You will also need to have an understanding of the following technologies: VLAN segregation. DMZ. VSS. Failover. OSPF. High availability. CISCO. Palo Alto. Juniper. McAfee IPS. More ❯

and throw yourself in the deep end of tech. Within this role, you will report to the Head of security. You will play a senior role within the London network security team responsible for managing the entire infrastructure and networks. You will be able to bring your expertise to the table and work in a shared engineering environment. … This is a fantastic opportunity to join a cutting-edge trading and technology firm that pushes the boundaries of innovation in global markets and offers an environment where a Network Security Engineer can thrive. You'll have the opportunity to work on high-impact projects, protecting the infrastructure that powers industry-leading trading strategies. If you're passionate … about security and want to contribute to a company at the forefront of both finance and technology, this role offers the perfect blend of challenge and opportunity Responsibilities: Play the lead role with the network security team for London Gather requirements, implement solutions and support the global infrastructure Design configure and maintain Cisco ISE Automate security More ❯

Head of IT – AWS/Network Security (FTC → Perm) 📍 London | Hybrid 🕒 Full-Time | 6-Month Fixed-Term Contract (with intent to go permanent) I'm currently recruiting on behalf of a pioneering cloud-native media technology startup that’s transforming how content is created, secured, and delivered globally across VFX and post-production. We’re looking for a … Head of IT – AWS/Network Security to join on an initial 6-month FTC , with the clear intention to convert to a permanent role. This is a high-impact, hands-on leadership position at the intersection of infrastructure, cybersecurity, and creative technology. 🔧 What You’ll Be Doing: Lead secure design, implementation, and scaling of hybrid infrastructure (on … prem, AWS) Own end-to-end network security (VPNs, VLANs, Zero Trust, firewalls) Implement cybersecurity protocols aligned with MPA, TPN, and studio standards Oversee IAM, endpoint protection, encryption, and threat monitoring Support global remote teams and creative tools (Resolve, Adobe, ShotGrid, etc.) Automate IT ops and user provisioning (scripting in Python, Bash, or PowerShell) 🧠 About You: 5+ years More ❯

Head of IT – AWS/Network Security (FTC → Perm) 📍 London | Hybrid 🕒 Full-Time | 6-Month Fixed-Term Contract (with intent to go permanent) I'm currently recruiting on behalf of a pioneering cloud-native media technology startup that’s transforming how content is created, secured, and delivered globally across VFX and post-production. We’re looking for a … Head of IT – AWS/Network Security to join on an initial 6-month FTC , with the clear intention to convert to a permanent role. This is a high-impact, hands-on leadership position at the intersection of infrastructure, cybersecurity, and creative technology. 🔧 What You’ll Be Doing: Lead secure design, implementation, and scaling of hybrid infrastructure (on … prem, AWS) Own end-to-end network security (VPNs, VLANs, Zero Trust, firewalls) Implement cybersecurity protocols aligned with MPA, TPN, and studio standards Oversee IAM, endpoint protection, encryption, and threat monitoring Support global remote teams and creative tools (Resolve, Adobe, ShotGrid, etc.) Automate IT ops and user provisioning (scripting in Python, Bash, or PowerShell) 🧠 About You: 5+ years More ❯

practises; our Performance with Choice programme offers a hybrid working model, empowering you to find the optimal balance between remote and in-office work. R&D Operational Technology (OT) Network Security Engineer Within R&D Digital & Tech we are looking for an Operational Technology (OT) Network Security Engineer who will oversee networks used for R&D … operations and have the necessary operational knowledge to specify network changes, assuring continued network availability. The OT Network Security Engineer will support Site Focal Point with technical insight necessary for secure file management according to policies and have a role in new system implementation and incident response. It is key for the OT Network Security Engineer to have in-depth understanding of network architecture to design, implement, and manage secure and efficient networks and proficiency with cybersecurity tools (e.g., firewalls, intrusion detection/prevention systems) and techniques to protect network integrity and respond to security incidents. The OT Network Security Engineer will have ownership and responsibility to deliver secure More ❯

Security Operations Engineer, AWS Security Cloud Response Job ID: Amazon Data Services UK Limited Amazon is looking for a focused Security Engineer who can take on a leadership role in responding to security issues across the largest cloud provider in the world. The right candidate must thrive in high-pressure situations, think like both an attacker … for an individual who can balance technical risks against business risks and consistently drive for the right results. They must have the passion for engineering novel solutions to complex security challenges, and recognize and fill gaps in capabilities. The ability to quickly design and build internal-facing tools that enable scaled programmatic automation is a plus. The successful candidate … will have a good mix of deep technical knowledge and a demonstrated background in information security. We value broad and deep technical knowledge, specifically in the fields of cryptography, network security, software security, malware analysis, forensics, security operations, incident response, and emergent security intelligence. Key Responsibilities Confidently and intelligently respond to security incidents, and More ❯

THE ROLE NextEnergy Group develops, builds, and operates large-scale solar Photovoltaic (PV) assets and battery storage projects across Europe. As our Security & Information Security Architect, you will set the security vision and implement secure-by-design principles for every layer of the organization — from field-level Operational Technology networks and real-time trading engines right through … to corporate business systems. A critical dimension of the role will be tight collaboration with: Data Protection Officer (DPO): embedding privacy-by-design, supporting DPIAs and audits Network & Security Engineering team: turning architecture patterns into robust, monitored, and recoverable configurations in production External security advisors & key technology suppliers to align architectural controls with best practice guidance, managed … This is a strategic yet hands-on role that balances secure-by-design principles with practical delivery across cloud, on-prem, and SaaS estates. KEY RESPONSIBILITIES Set & evolve enterprise security architecture (reference models, standards, patterns) covering IT, OT and hybrid-cloud environments that collect, process and trade renewable-generation data Embed security & privacy requirements into solution designs, CI More ❯

THE ROLE NextEnergy Group develops, builds, and operates large-scale solar Photovoltaic (PV) assets and battery storage projects across Europe. As our Security & Information Security Architect, you will set the security vision and implement secure-by-design principles for every layer of the organization — from field-level Operational Technology networks and real-time trading engines right through … to corporate business systems. A critical dimension of the role will be tight collaboration with: Data Protection Officer (DPO): embedding privacy-by-design, supporting DPIAs and audits Network & Security Engineering team: turning architecture patterns into robust, monitored, and recoverable configurations in production External security advisors & key technology suppliers to align architectural controls with best practice guidance, managed … This is a strategic yet hands-on role that balances secure-by-design principles with practical delivery across cloud, on-prem, and SaaS estates. KEY RESPONSIBILITIES Set & evolve enterprise security architecture (reference models, standards, patterns) covering IT, OT and hybrid-cloud environments that collect, process and trade renewable-generation data Embed security & privacy requirements into solution designs, CI More ❯

Job ID: Amazon UK Services Ltd. At Amazon, security is central to maintaining customer trust and delivering delightful customer experiences. Our organization is responsible for creating and maintaining a high bar for security across all of Amazon's products and services. We offer talented security professionals the chance to accelerate their careers with opportunities to build experience … in a wide variety of areas including cloud, devices, retail, entertainment, healthcare, operations, and physical stores. We are seeking a Senior Security Engineer to join our AI Security organization that builds AI-powered security solutions to re-imagine how Amazon discovers and protects customer data and applications. As a Senior Security Engineer, you will conduct security research and collaborate with applied scientists, software engineers, as well as partner teams to develop innovative AI agent technologies that solve some of our hardest security problems, and build intelligent foundational services that support builder teams across Amazon throughout their software development journey, enabling Amazon businesses to accelerate the pace of innovation to delight our customers. Key job More ❯

An impressive multinational Telecoms business is looking for a Senior Security Engineer to join its team based in London. Please note, this role is hybrid so you will be required to work in the office 3 days per week. As a Senior Network Security Engineer, you will be responsible for designing, implementing, and managing security solutions … that protect a large and high-profile network infrastructure. You will work closely with the team to proactively improve network security (both on-prem and cloud), detect threats and maintain a strong systems defence posture. In order to be suitable for this role you must have proven experience of designing, configuring and maintaining network security solutions. You will be a hands-on technical expert with deep knowledge of network security, firewalls, and cloud security (AWS/Azure). CISSP and/or CCNP Security accreditation are expected, while previous experience in the Telco sector would be advantageous to your application. This is an outstanding opportunity for an accomplished Network More ❯

An impressive multinational Telecoms business is looking for a Senior Security Engineer to join its team based in London. Please note, this role is hybrid so you will be required to work in the office 3 days per week. As a Senior Network Security Engineer, you will be responsible for designing, implementing, and managing security solutions … that protect a large and high-profile network infrastructure. You will work closely with the team to proactively improve network security (both on-prem and cloud), detect threats and maintain a strong systems defence posture. In order to be suitable for this role you must have proven experience of designing, configuring and maintaining network security solutions. You will be a hands-on technical expert with deep knowledge of network security, firewalls, and cloud security (AWS/Azure). CISSP and/or CCNP Security accreditation are expected, while previous experience in the Telco sector would be advantageous to your application. This is an outstanding opportunity for an accomplished Network More ❯