151 to 175 of 217 Network Security Jobs in the UK

have a mixture of Infrastructure and Cyber Security skills? Would you like to join a large (45,000 and counting) growing global organisation? If so we could have the job for you Role - IT Infrastructure Engineer - Cyber aka : IT Security Engineer, Infrastructure Engineer, Network Security Engineer

cloud transitions (AWS, Azure, private cloud). End User Computing refresh programmes - Windows 10/11 upgrades, VDI rollouts, Office 365/M365 migrations. Network & security upgrades - WAN/LAN refresh, SD-WAN, firewall/security infrastructure enhancements. Cybersecurity initiatives - IAM (Identity and Access Management), SIEM integration

cloud transitions (AWS, Azure, private cloud). End User Computing refresh programmes - Windows 10/11 upgrades, VDI rollouts, Office 365/M365 migrations. Network & security upgrades - WAN/LAN refresh, SD-WAN, firewall/security infrastructure enhancements. Cybersecurity initiatives - IAM (Identity and Access Management), SIEM integration

Position: Lead Administrator(Cisco ACI Admin) Job Location/Mode: Hybrid (Warwick/Wokingham), Any of one location. Required Skills: Proven experience in enterprise network design and operations. Strong knowledge of routing, switching, firewalls, and VPN technologies. Experience with Cisco, Juniper, Fortinet, Palo Alto, or similar platforms. Familiarity with … cloud networking (Azure, AWS, GCP) and hybrid environments. Understanding of network security principles and tools. Added Advantage - Relevant certifications (e.g., CCNP, CCIE, Azure Network Engineer, AWS Networking Specialty). Excellent communication and leadership skills.

trading floor, investment bankers/portfolio managers, quant teams etc. Ensuring that desktops, applications and peripherals are working optimally, with very high uptime, meeting security, compliance and performance expectations. You will also be involved in rollouts, standardisation, imaging, firmware and OS update and act as a bridge between … identify root cause - Good understanding of networking basics (TCP/IP, DNS, DHCP, VPN etc.) as they relate to desktop connectivity - Familiarity with security best practies (patching, malware/AV, encryption, device hardening) - Good communication skills: you'll need to liaise with non-technical users, sometimes under pressure - Ability

trading floor, investment bankers/portfolio managers, quant teams etc. Ensuring that desktops, applications and peripherals are working optimally, with very high uptime, meeting security, compliance and performance expectations. You will also be involved in rollouts, standardisation, imaging, firmware and OS update and act as a bridge between … identify root cause - Good understanding of networking basics (TCP/IP, DNS, DHCP, VPN etc.) as they relate to desktop connectivity - Familiarity with security best practies (patching, malware/AV, encryption, device hardening) - Good communication skills: you'll need to liaise with non-technical users, sometimes under pressure - Ability

Managing cloud-hosted client environments, including server maintenance, database administration, and web server configuration Maintaining production and UAT environments across client and partner infrastructures Security, Compliance & Software Release Management Supporting security and compliance initiatives, including remediation of vulnerabilities from penetration tests Collaborating with third-party providers on firewall … network security management Assisting in achieving and maintaining compliance frameworks such as Data Security Protection Toolkit and Cyber Essentials Plus Evaluating software releases and managing deployments for high-profile clients Documentation & Internal Processes Producing documentation including technical specifications, bespoke deployment requirements, and end-user training guides Providing

discipline. A recognised teaching qualification such as PGCE, QTS, BEd, PGCert, MA TESOL, or DELTA (HEA Fellowship preferred). Subject expertise in UX, Networks & Security, Web Technologies, Python programming, and database design/SQL. Strong understanding of UX design theory, interaction design, research methods and user testing. Experience teaching …/external quality assurance expectations. Ability to plan effective classes, organise teaching resources, and adapt methods to suit diverse learning needs. Ideally, a Cisco Network Security certification (e.g., CCNA Security or higher). About The OrganisationWhy Join Us Become part of a welcoming, forward-thinking academic community

Looking to move away from retail, hospitality or shift work – and build a career that actually gives you long-term stability and flexibility? Cyber Security is one of the fastest-growing industries in the world, and you don’t need prior IT experience to get started. Our Cyber Security … online training. Everything is built around practical learning, so you’ll get real-world project work that prepares you for what happens in real security environments. We help people at every stage of their career journey. Many of our students come from completely different backgrounds – sales, retail, customer service

Engineer to join on client site at Heysham Power Station. If successful you'll play a vital role in maintaining and enhancing the cyber security posture of critical infrastructure systems. You will be responsible for supporting in-service management of OT environments, ensuring compliance with national and industry-specific … standards, and contributing to the ongoing digital transformation of key energy and manufacturing assets. This position is ideal for individuals passionate about cyber security in industrial contexts, offering opportunities for professional development and hands-on technical engagement in one of the UK's most important sectors. The client require

Engineer to join on client site at Heysham Power Station. If successful you'll play a vital role in maintaining and enhancing the cyber security posture of critical infrastructure systems. You will be responsible for supporting in-service management of OT environments, ensuring compliance with national and industry-specific … standards, and contributing to the ongoing digital transformation of key energy and manufacturing assets. This position is ideal for individuals passionate about cyber security in industrial contexts, offering opportunities for professional development and hands-on technical engagement in one of the UK's most important sectors. The client require

test innovative products and systems at the forefront of cyber security. You'll join an experienced, highly skilled engineering team working on high-integrity, security-focused technologies where reliability and precision are essential. Candidates should be able to demonstrate strong design and coding ability, an eagerness to explore ideas … passion for building high-quality software. Because security and functional correctness are central to the work, this role will suit someone who wants to develop high-assurance software guided by formal specifications. You will work closely with colleagues in a collaborative environment, while also being confident in managing your

resolve complex issues across servers, networks, and cloud infrastructure. Manage, maintain, and optimise Microsoft 365, Azure AD, and related environments. Support firewall, VPN, and network security solutions (e.g. Fortinet, Sophos, Cisco). Implement new technologies, upgrades, and migrations for client systems. Work closely with 1st and 2nd line

deployments and automation of updates for customers. Carry out regular patching, upgrades, maintenance and system monitoring to ensure peak performance. Implement and optimise IT security measures and support standards such as ISO 27001. Support disaster recovery planning and business continuity initiatives. Manage asset lifecycles, procurement, and supplier relationships. Produce

passionate about protecting critical infrastructure and ensuring cyber-secure operations? Do you have experience supporting Operational Technology (OT) environments and maintaining compliance with cyber security standards? Would you like to play a key role in safeguarding one of the UK's most important energy assets? If so, this could … maintaining and improving the cyber resilience of Operational Technology, Plant Computing Systems (PCS) and Technical Support Computing Systems (TSCS), Supporting configuration control, maintenance and security of OT/PCS systems, Participating in cyber incident response and awareness training, Ensuring compliance with company standards (CTS, TGN, INF), Identifying and mitigating

client, a growing enterprise seeking to enhance its IT operations, is looking for an experienced Senior Infrastructure & Security Engineer to take ownership of 3rd-line infrastructure and cybersecurity support. This hands-on role requires deep technical competency, project experience, and a proactive attitude, ensuring stability, security, and efficiency … enterprise IT framework, leveraging Microsoft 365 and Azure (with AWS experience as a nice-to-have). Key Responsibilities Provide 3rd-line infrastructure and security support, ensuring system reliability and cybersecurity best practices. Design and implement cloud-based and on-premise IT solutions, supporting Azure and Microsoft 365 environments.

+ Benefits Experience Level: 3+ years (entry-level roles also available) Location: Derbyshire About the Organisation This organisation specialises in developing high-integrity, security-critical technologies where absolute reliability is essential. The engineering culture is built on excellence, innovation, and a commitment to exceeding customer expectations. … joining a multi-disciplinary team working on complex problems, disruptive security technologies, and advanced embedded solutions. The work involves supporting government and industry partners on projects involving secure systems, applied cryptography, and cutting-edge software and microelectronics. About the Role This is an exciting opportunity for software engineers-ranging

experienced Server Engineer to join our team on a hybrid basis in Cheshire. This role involves managing and optimizing server infrastructure, ensuring high availability, security compliance, and seamless integration with network and application environments. Key Responsibilities Configure and manage Hyper-V environments using standard build processes. Implement … maintain Windows Clustering and Network Load Balancers . Apply CIS hardening via Group Policy Objects (GPO). Manage Active Directory and Certificate Authority services. Collaborate with network, security, and application teams for smooth operations. Automate server provisioning and configuration using PowerShell , Ansible , or Terraform . Implement backup

days on site per week - Herefordshire (occasional travel to other UK sites) Contract Position Availability: On-call rota (24/7 when required) Security Clearance: SC clearance required Start Date : ASAP 3-month rolling contract Overview We're looking for a Site Reliability Engineer (SRE) to join our client … using MQ solutions (RabbitMQ or similar). Strong knowledge of SQL and relational databases . Advanced Linux administration and shell scripting skills. Familiarity with network security protocols . Experience deploying and maintaining systems on AWS (EC2, RDS, S3, Lambda). Desirable Skills Programming experience in Java

SeniorNetworkSecurityEngineer-WAF 6monthscontract Upto£500perday(InsideIR35) FullyRemote WerelookingforaSeniorNetworkSecurityEngineerwithstrongWAFandcloudsecurityexperiencetojoinourteamona6-monthcontract. Youwilltakeownershipofourwebapplicationsecurityposture,driveimprovementsacrossournetworksecuritystack,andsupportkeyprojectsfocusedoncloud,firewall,andWAFoptimisation. KeyResponsibilities Leadtheconfiguration,tuning,andoptimisationofBarracudaWAFplatforms SupportandenhanceAzurenetworkingcomponentsincludingVNets,NSGs

excellence is key. We want people to make their mark in a professional community that truly values people, innovation, and achievement. The Role: The Network & Security Services team plays a key role in the provision of services throughout the University. The team is responsible for the wired … wireless networks, data centre management, telephony services and technical data network security. The role holder will work within the team on the operation and administration of wireless, voice, data network services and firewalls for the University. Specifically, the role holder will be required to serve as a point

Troubleshoot performance issues, latency, and connectivity problems across Citrix/Netscaler environments. Optimize Netscaler load-balancing, traffic management, high availability, and SSL offloading. Implement security policies, multi-factor authentication, and access controls for banking systems. Work closely with network, security, and application teams to ensure seamless user … load balancing, GSLB, LDAP integration, SSL certificates, and application delivery. Good knowledge of networking (TCP/IP, DNS, VPNs, routing, firewalls). Experience with security and compliance in financial institutions. Strong troubleshooting and performance tuning skills. Excellent communication and stakeholder management abilities. Nice-to-Have Citrix certifications

being developed to build stronger relationships with clients and create greater opportunities for both clients and the business alike. You will come from a Network Security & Cyber background and be a recognised leader in these technologies, whilst being able to evangelise across multiple technologies, including AI. You will … technology trends and ensure you’re always first in ‘what’s coming next’ from a tech perspective. Technology involved: Focus on AI Network – Cisco, Fortinet, plus others Security – Crowdstrike, Tenable and more Datacenter Virtualisation – VMware/Broadcom Storage – HPE/Dell Hybrid/Platforms/Cloud Modern Workspace

infrastructure modernisation are critical. This is a hands-on role across on-prem, virtualised and cloud environments, with a strong focus on stability, security, and acquisition-driven integration. With a major on-prem to cloud transformation planned for 2026, this a great opportunity for someone with strong on-prem … clusters/failover, estate improvement) Rubrik backup & recovery (highly desirable) Windows servers + enterprise storage (SAN/NAS, iSCSI/Fibre Channel) Firewall/network security hands-on experience Acquisition migrations tenant/user/workload integrations into a core environment Exposure to, or ambition for, cloud transformation

client issues Assist clients and staff with new product demonstrations and training on hardware and software Create backups on-site for clients and manage security measures and protection protocols for internet browsing Perform basic scheduled maintenance on audiovisual equipment and conduct fault finding with peripherals, offering remote … line support Manage server and network operations both on-site and remotely, including installation of new cabling and decommissioning of redundant equipment and cabling Skills and Experience: Proficiency in Windows servers 2012-2022 and strong MS Office skills with knowledge of O365 Comfortable using all versions of Windows