101 to 125 of 227 Network Security Jobs in the UK

SThree are pleased to announce we’re recruiting for a talented Lead Cyber Security Engineer to join & guide our excellent team based in our fantastic office space located in either Glasgow or London. The Cyber Security Engineering Lead acts as the technical authority across all domains of cloud … endpoint security, taking full ownership of hardening, automation, and threat mitigation. The role is not managerial in the traditional sense it exists to drive technical capability, mentor through engineering leadership, and deliver resilient, scalable defences. This role is hands-on, outcome-focused, and instrumental in building, automating, and scaling ...

About the Role: My client is seeking a Network Architect to join its Network and Telecoms Team. This is a strategic and hands-on role, ideal for someone with deep expertise in enterprise network design and infrastructure architecture. You’ll play a key role in shaping … organisation’s network infrastructure strategy, ensuring resilience, scalability, and alignment with operational and clinical needs. Key Responsibilities: Collaborate with senior IT leaders to deliver a robust and future-ready network platform. Define and document infrastructure strategies and service relationships. Lead infrastructure projects and vendor engagements. Ensure network ...

confident this is the role for you, make sure to apply asap. About the Role: My client is seeking a Network Architect to join its Network and Telecoms Team. This is a strategic and hands-on role, ideal for someone with deep expertise in enterprise network design … infrastructure architecture. You’ll play a key role in shaping the organisation’s network infrastructure strategy, ensuring resilience, scalability, and alignment with operational and clinical needs. Key Responsibilities: Collaborate with senior IT leaders to deliver a robust and future-ready network platform. Define and document infrastructure strategies ...

Cyber Security Engineer An excellent opportunity has arisen for an experienced Cyber Security Engineer to join a leading Research Software company based in Oxford, with a hybrid working policy of 1 - 2 days a week. This is a great opportunity to join a growing cyber security function … data. It is vital to have experience across the whole cyber scope to include monitoring systems & networks, threats, investigating incidents etc. As the Cyber Security Engineer, you will have strong technical expertise across Cyber Security including working with technologies and standards such as ISO 27001, SOC2 and NIST. ...

Security Engineer - DevSecOps Rate - £700 - £800 Inside IR35 total to umbrella Duration - 6 months initial with expected extensions Location - London (Three times a week on site) A leading global financial services organisation is looking for an experienced Security Engineer to help design, build and operate secure infrastructure … identity services across cloud and on-prem environments. This role sits within a high-performing Information Security team and plays a key part in strengthening the organisation's security posture. Role Overview: You'll lead on security engineering initiatives, own key security platforms, drive automation ...

Description If you think you are the right match for the following opportunity, apply after reading the complete description. Senior Network Engineer - City of London - Large financial services company - Salary up to £80,000 plus bonus and benefits - Hybrid working (3 times a week in London office) A large … financial services company are currently looking for an experienced Senior Network Engineer to join their growing team. The role will have responsibility for managing and designing the enterprise network which stretches globally. Duties will include: - Assisting architects with implementations - Driving enhancements to networks - Modernising infrastructure - Level 3 network ...

have a current opportunity for a Head of Azure Platform Security on a permanent basis. The position will be based in London. For further information about this position please apply. ETrading client operates infrastructure that is genuinely critical - trading systems processing billions in daily notional value, client-facing platforms … serving institutional counterparties, and cloud environments holding sensitive market and counterparty data. This role is for a cloud security architect who has never stopped being an engineer: someone who can model a threat, design the control, write the detection rule, and deploy the fix - all in the same day. ...

Security Operations Analyst £75000 GBP Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Senior Cyber Operations Analyst Location: London (hybrid) Salary: Up to £75,000 + on-call compensation We are seeking an accomplished Senior Cyber Operations Analyst to join a high-performing Blue Team operating … forefront of modern security operations. This is a technical role suited to an experienced analyst with strong engineering instincts, hands-on coding capabilities, and a deep understanding of incident response, detection engineering, and adversary tradecraft. This position includes approximately one week per month of on-call availability for high ...

Technical Cyber Security Engineer/Architect (Microsoft Sentinel & M365 Defender) Contract | Inside IR35 | £600 per day 2 days per week on-site | London or Manchester SC Clearance required - ESSENTIAL A large national organisation is seeking a Technical Cyber Security Engineer/Architect (Microsoft Sentinel & M365 Defender) to join … Cyber and Infrastructure team, supporting the SOC (Security Operations Centre), on a contract basis. This is a key role focused on strengthening cyber resilience across enterprise technology, helping to identify, defend against, and recover from evolving threats across cloud, network, and end-user environments. The role You will ...

Role: Network Infrastructure Engineer Location: London Salary: £200k - £400k Total Compensation About the Role: We’re seeking a Network Infrastructure Engineer to design, build, and maintain global network systems. You’ll be responsible for infrastructure reliability, secure connectivity, and hybrid data centre and cloud environments. Responsibilities Design … configure, and maintain network and infrastructure services across global sites. Implement and support secure connectivity solutions, including firewalls, VPNs, and network segmentation. Collaborate with security and infrastructure teams to enhance system reliability and performance. Diagnose and resolve complex issues related to routing, switching, latency, and application delivery. ...

Cloud Security Architect Location: Hybrid - 2-3 days onsite (Cardiff area) Salary: Up to £90,000 + Bonus + Great bens About the Role We are looking for an experienced Cloud Security Architect to join a well established organisation supporting large-scale digital transformation programmes. This … senior position where you will act as the Domain Design Authority , owning security architecture across enterprise environments. You will play a critical role in ensuring the integrity, consistency, and evolution of security capabilities across services, while acting as a trusted advisor to both technical and business stakeholders. ...

currently recruiting multiple Senior Network & Security Engineers/Architects to join a growing technical team. We have several vacancies available, with each role having more of a focus on one of the following areas: network infrastructure, wireless technologies, and network security. This is an opportunity ...

Network Engineer – Portsmouth – Up to £50,000 Chapman Tate Associates is working with a well-established Managed Service Provider based in Portsmouth that is looking to add an experienced Network Engineer to its team. This role will suit someone who is confident working in fast‐paced, multi‐customer … environments and has strong hands-on experience with both Aruba and Cisco technologies. Role Overview The Network Engineer will be responsible for supporting, maintaining and developing customer network infrastructures. You will work across a variety of environments, providing both BAU support and project delivery. Key Responsibilities Implement, configure ...

Southampton Hybrid 3 4 days in the office Were a fast-growing Managed Services and Security Provider delivering connectivity, networks, Microsoft cloud, and cybersecurity solutions to UK customers. As we expand our managed network and security services, were looking for a Senior Infrastructure Delivery Engineer who takes … This is a senior, hands-on engineering role focused primarily on customer solution delivery , with additional responsibility for third-line escalations across our core network and infrastructure . Youll design, build, and secure complex network environments, moving quickly while maintaining accuracy and quality. What youll ...

seeking an experienced Azure Platform Network Engineer to design, implement, and secure Azure networking foundations that enable scalable, isolated, and secure AI workloads. The role focuses on advanced Azure networking, private connectivity, and network isolation patterns to support AI platforms and services. This is a hands-on engineering … role requiring deep expertise in Azure virtual networking, security controls, and private connectivity for enterprise-scale and AI-focused environments. Key Responsibilities Design and implement Azure Virtual Network (VNet) architectures, including hub-and-spoke models , VNet peering, and custom routing using User Defined Routes (UDRs) Configure and manage ...

Title: DevSecOps Security Consultant Location: Sheffield or Birmingham (hybrid - 3 days per week) Salary/Rate: £(Apply online only) per day inside IR35 Start Date: May Job Type: Initial contract until 18/05/2027 Company Introduction We have an exciting opportunity now available with … sector-leading consultancy clients! They are currently looking for a skilled DevSecOps Security Consultant to join their client at a Tier 1 bank in either Sheffield or Birmingham on a hybrid basis. Job Responsibilities/Objectives We are seeking a highly skilled and experienced Senior Cybersecurity SME/Consultant ...

recruiting for Cyber Security Lead for A leading manufacturing business to take ownership of its security and compliance agenda. This is a high impact, hand on role where you will shape and mature the organisation's cyber security posture, with a clear road map to achieve: Cyber … Essentials Cyber Essentials Plus ISO 27001 You'll be the go-to expert for security, working across infrastructure, operations, and leadership to embed best practice in a live 24/7 production environment. The Role You will take ownership of cyber security across the organisation, combining hands ...

prestigious UK-based organisation with a rich history spanning over 500 years. This role involves providing deep technical expertise in Microsoft Sentinel, Azure security infrastructure, networking, and security tooling. The successful candidate will play a crucial role in stabilising, improving, and standardising security operations. … role: Design, implement, and support Microsoft Sentinel infrastructure, including workspaces, data connectors, analytics rules, automation, and workbooks. Engineer and maintain Azure security controls across core services, supporting secure cloud operations at enterprise scale. Implement, enhance, and maintain security tooling to improve detection, monitoring, and response capabilities. Design, deliver ...

Description Applying for this role is straight forward Scroll down and click on Apply to be considered for this position. Cyber Security Engineer An excellent opportunity has arisen for an experienced Cyber Security Engineer to join a leading Research Software company based in Oxford, with a hybrid working … policy of 1 - 2 days a week. This is a great opportunity to join a growing cyber security function to protect their systems and data. It is vital to have experience across the whole cyber scope to include monitoring systems & networks, threats, investigating incidents etc. As the Cyber Security ...

have an exciting opportunity for a IT Network Specialist based in Bedford for one of our clients on a Full time temporary basis. Summary of the IT Network Specialist role Salary: £18.90 per hour Location: Bedford Type of Contract: Temporary until 30.06.26 Hours: 37 hour working week Responsibilities … Network Specialist Lead in the installations, configuration and administration of active network hardware Carry out network monitoring and produce reports on availability and compliance Play a key role in efforts to build, optimise and modernise the internal network Lead network problem escalation and resolution Respond ...

prestigious UK-based organisation with a rich history spanning over 500 years. This role involves providing deep technical expertise in Microsoft Sentinel, Azure security infrastructure, networking, and security tooling. The successful candidate will play a crucial role in stabilising, improving, and standardising security operations. … role: Design, implement, and support Microsoft Sentinel infrastructure, including workspaces, data connectors, analytics rules, automation, and workbooks. Engineer and maintain Azure security controls across core services, supporting secure cloud operations at enterprise scale. Implement, enhance, and maintain security tooling to improve detection, monitoring, and response capabilities. Design, deliver ...

prestigious UK-based organisation with a rich history spanning over 500 years. This role involves providing deep technical expertise in Microsoft Sentinel, Azure security infrastructure, networking, and security tooling. The successful candidate will play a crucial role in stabilising, improving, and standardising security operations. … role: Design, implement, and support Microsoft Sentinel infrastructure, including workspaces, data connectors, analytics rules, automation, and workbooks. Engineer and maintain Azure security controls across core services, supporting secure cloud operations at enterprise scale. Implement, enhance, and maintain security tooling to improve detection, monitoring, and response capabilities. Design, deliver ...

have a current opportunity for a Head of Azure Platform Security on a permanent basis. The position will be based in London. For further information about this position please apply. Requirements - Hands-on Azure cloud security architecture and implementation - Defender for Cloud, Policy-as-Code, RBAC, PIM, private … endpoints, and secure landing zone design; AWS security experience also considered - Network security engineering: firewall policy design and lifecycle management, micro-segmentation, NSG/UDR/NVA architecture, hub-spoke topology, and perimeter defence for hybrid environments - WAF design, deployment, and operational tuning - Cloudflare, Azure Application Gateway ...

Network and Infrastructure Engineer Up to £50,000 per annum Bromley, Kent Full-Time Permanent About the Role Were looking for a driven and collaborative Network & Infrastructure Security Engineerto join our agile infrastructure team. In this hands-on position, youll take the lead on network engineering … working across disciplines, thrives in a team-oriented setting, and is passionate about delivering robust and secure technology solutions. Key Responsibilities Manage and optimise network infrastructure, including virtual networks, cloud platforms, and WAN technologies. Configure and maintain firewalls, routers, switches, and load balancers. Deploy security and operational updates ...

Cloud & Network Administrator Role Overview We are seeking an experienced Cloud & Network Administrator to join our growing customer as they expand their IT division. This senior-level role is responsible for the design, implementation, and ongoing management of our cloud infrastructure and enterprise network environments. Key Responsibilities … Oracle Cloud platforms Administer cloud-native services including virtual machines, containers, serverless functions and managed databases Implement and maintain infrastructure-as-code (IaC) Network Administration Design, implement and maintain enterprise network infrastructure including LAN, WAN and (site-to-site) VPNs Administer and configure firewalls, routers, switches, and load ...