1 to 25 of 64 Network Security Jobs in the South East

Network Security Engineer Location: Basingstoke (Hybrid - 2-3 days on-site per week) Salary: Up to £60,000 + 10% bonus 83zero are proud to be working with a leading global organisation, headquartered in Basingstoke, who are on the lookout for a Network Security Engineer to join their Central IT division. This business operates within a … secure and highly regulated environment and are looking for a technically skilled professional to help maintain and enhance their critical network infrastructure. As a Network Security Engineer , you'll play a vital role in the build, support, and evolution of complex networking systems, ensuring resilience, security, and performance across their production, pre-production, and development environments. … You'll work closely with the Infrastructure and Security teams to both proactively manage the network and support ongoing security initiatives. Key Responsibilities: Provide technical support and network configuration across LAN, WAN, WLAN, VPN, firewalls, and intrusion prevention systems Maintain and support Cisco, HP, and Check Point hardware/software Respond to service requests and incidents More ❯

will you be working? At M Group Telecom, were enabling and enhancing telecom networks, playing a lead role in the delivery of our tech enabled future. We deliver full network cycle services for fixed, private and mobile operators. This role will be within our Private networks .We find the best technology, manage assets and refresh systems. With 24/… network operations, we keep things running smoothly, while operating comprehensive network repair and maintenance to keep everything in top shape. Want to come and be a part of it? What will you be doing? Youll work as part of the Network Engineering team and provide operational support to the network security architecture. Youll have a … good understanding of IP network architectures and Security and work well as part of a team. Whilst the role is office working hours you will need to be on a rota for emergency OOH support. At times travel will be required to go to the customer's sites which are in Warwickshire and Wokingham or to data centres More ❯

Security Engineer, Network Security, Basingstoke, COR7186 This is an excellent opportunity for an ambitious and technical Security Engineer, to join a growing, award winning company, at their head offices in Basingstoke. The successful Security Engineer will be required to have a full-UK driving license as this role will involve ad hoc travel to other … sites/data centres. The Role The Security Engineer will be joining the internal security team, working alongside an external SOC, in-order to support the business on all internal network security issues that arise. You will be an enthusiastic individual with a passion for all things security, with an eagerness to learn and develop. … Outside of this, you will ideally have a broad range of skills with regard to network troubleshooting, firewalls, IDS/IPS, VPNs and more. The Company The Security Engineer will be joining a well-established Managed Service Provider with ambition and a clear plan for growth. Vendor-neutral, their commitment to quality has seen them partner with over More ❯

Firewall/Security Engineer (Palo Alto), Cyber Security, Firewalls, Network Engineer. Location: Surrey (Hybrid - Minimum 2 days on-site) Contract Type: Temporary, Day Rate (Engagement via Umbrella Company Only; all taxes & NI deducted at source). Industry: Global Enterprise Overview: Our client, a prestigious global company based in Surrey, is seeking an experienced Cyber Security and … Network Engineer with a strong background in Palo Alto firewalls . This is a key role that involves maintaining the integrity and security of the company's network infrastructure. Key Responsibilities: Network & Security Monitoring: Perform daily monitoring of network infrastructure and cyber security systems to prevent unplanned downtime, security breaches, or vulnerabilities. … Network Management: Develop, maintain, and support the organization's network, including managing Layer 2/3 devices, LAN/WAN, B2B connections, remote access, load balancing, Wi-Fi, and network performance tools. IT Security Management: Manage IT security systems, including next-generation firewalls, IPS, SIEM tools, endpoint security, and other devices/services. Respond More ❯

Role: Network & Security Engineer Contract: 6 months (initial) Rate: £500/day (Inside IR35) Location: Onsite - PortsmouthClearance: MUST have SC We are seeking a highly skilled Network & Security Engineer to join a leading organisation based in Portsmouth. Key Responsibilities Extension and redesign of wireless networks Security migrations (Juniper to Fortinet firewalls) Network architecture, design … and optimisation Incident investigation and resolution Implementing approved network changes Measuring and improving infrastructure performance Producing technical documentation and customer updates Administration of IT networks, firewalls, users, and site security Essential Skills & Experience 3+ years' experience as a Network/Security Engineer in a service provider environment Strong knowledge of network security principles and … networking fundamentals (LAN, WAN, VPNs, WiFi, Telephony, Routing & Switching) Hands-on experience with Palo Alto, Cisco ASA, Juniper, Fortinet, Checkpoint or F5 security platforms Industry certifications such as CCNA, CCNP, PCNSE, CCSA or F5-CTS (LTM/ASM) Ability to work semi-autonomously and manage multiple projects simultaneously SC Clearance Reasonable Adjustments: Respect and equality are core values to More ❯

everybody for who they are and what they bring to the table, supporting one another as we continue to deliver for our customers. LI-KS1 The role of Cyber Security Consultant sits within the Cyber Security team in Three UK, which is responsible for providing subject matter expertise and guidance to business units across Three's Network and Enterprise domains to enable the business to deliver its outcomes in a secure manner, building customer trust in a reliable network which matches the best, whilst ensuring compliance to regulatory requirements, company policy and standards. In this role you will have a broad and challenging remit, you will therefore need to be flexible and agile in your … approach, switching between different security disciplines within the team as necessary. You will be engaging in the delivery of multiple business initiatives by introducing baseline and enhanced security requirements and supporting their implementation through guidance and advice. You will also be recommending security solutions and then providing design input and technical approvals, assurances, and governance of deliveries More ❯

Our client a global, multi-strategy investment firm with over $21 billion in assets under management is seeking a highly skilled and motivated Network Engineer to join its London-based team. This is a hands-on engineering role with exposure to a wide range of technologies, offering the opportunity to shape the infrastructure of a world-class trading environment. … Key Responsibilities Design, implement, and maintain a multi-vendor, global network infrastructure. Manage firewall systems and enhance network security practices. Partner with technology and investment teams to deliver scalable, secure network solutions. Conduct network capacity planning and performance tuning. Define and enforce network security standards. Troubleshoot and resolve complex network and security …/7 on-call support and out-of-hours maintenance. Ideal Candidate Profile Cultural Fit Self-driven and proactive with a strong desire to learn and grow. Passionate about network security or automation. Able to perform under pressure in a high-stakes, fast-paced environment. Comfortable working independently while collaborating across global teams. Clear and effective communicator. Technical More ❯

a lifeline. Are you a skilled cybersecurity professional with a passion for aviation or mission-driven charity work? In this role, you'll be responsible for implementing and managing security infrastructure, responding to threats, and ensuring compliance across systems. You'll work with various cyber security solutions while driving security best practices and incident response. If you … Based Role - Ashford, (Kent) UK or Cairns, Australia. UK - £43,800 per annum (dependent on experience) Australia - $85,000 AUD per annum (dependent on experience) Responsibilities As a MAF Security Operations Specialist you will play a critical role in protecting our digital infrastructure. You'll lead the implementation and management of SIEM systems, Fortinet security tools, and endpoint … vulnerability assessments and penetration testing to stay ahead of cyber threats. You'll enhance identity and access management (IAM) by maintaining Active Directory, Entra ID, MFA, and Zero Trust security principles. Your expertise in network security, VPNs, SD-WAN, and Microsoft Defender solutions will help safeguard our systems, while your contributions to incident response, governance, and security More ❯

benefits to support your finances, wellbeing and family. Working Pattern: Permanent Full Time Flexible First options available The role We are seeking an experienced and visionary Head of Cyber Security Technology who will work across the SSE Group and deputise for the Group Chief Information Security Officer. The role holder will lead a small team to drive IT … and OT cyber security strategic direction and define and govern enterprise security architecture and will be the technical cyber security authority for the Group while also leading the Group wide IT security risk position working closely with Group IT. You will Develop and maintain the enterprise cyber security architecture for the Group including development of … the requirements of both IT and OT that aligns with industry standards, regulatory requirements and best practice in support of high risk and critical programmes and projects. Lead IT security risk position and lead consulting and assurance engagement into Group IT products and services. This includes overseeing the IT security risk position and mitigation planning. Management and challenge More ❯

benefits to support your finances, wellbeing and family. Working Pattern: Permanent Full Time Flexible First options available The role We are seeking an experienced and visionary Head of Cyber Security Technology who will work across the SSE Group and deputise for the Group Chief Information Security Officer. The role holder will lead a small team to drive IT … and OT cyber security strategic direction and define and govern enterprise security architecture and will be the technical cyber security authority for the Group while also leading the Group wide IT security risk position working closely with Group IT. You will Develop and maintain the enterprise cyber security architecture for the Group including development of … the requirements of both IT and OT that aligns with industry standards, regulatory requirements and best practice in support of high risk and critical programmes and projects. Lead IT security risk position and lead consulting and assurance engagement into Group IT products and services. This includes overseeing the IT security risk position and mitigation planning. Management and challenge More ❯

Cloud Security Engineer (Azure/GCP) - Contract Key Responsibilities Develop, implement, and manage cloud security policies and solutions for GCP and Azure environments. Configure and maintain security services and tools within Google Cloud Platform (e.g., Cloud IAM, Security Command Center, VPC Service Controls) and Azure/M365 (e.g., Azure Security Center, Azure AD, Microsoft Defender … for Cloud). Conduct regular security assessments, vulnerability scanning, and penetration testing of cloud infrastructure and applications. Monitor cloud environments for security threats, anomalies, and incidents, and lead incident response efforts. Collaborate with development, operations, and compliance teams to integrate security best practices into the CI/CD pipeline and ensure secure configurations. Develop and enforce security policies, standards, and guidelines for cloud services, ensuring alignment with regulatory requirements and internal security frameworks. Provide expertise and guidance on data protection, network security, and identity and access management within cloud platforms. Preferably, assess and enhance the security of Salesforce, including data security, access controls, and compliance. Desirable Qualifications: 6+ years of experience More ❯

As a Senior Cyber Security Engineer , you will play a key role in supporting the design, implementation, and maintenance of Cyber Security Engineering solutions, controls, and processes across Thames Water's IT and OT environments. You will be responsible for supporting cyber security platform administration, enhancing our security posture, and ensuring that new capabilities are securely … deployed in alignment with business objectives. This includes collaborating with stakeholders, supporting compliance efforts, and helping to drive proactive cyber risk reduction. This role requires a deep understanding of security engineering concepts, infrastructure technologies, and best practices. The ideal candidate will have strong communication skills, a solid grasp of IT and OT systems, and a passion for continuous improvement … in cybersecurity operations. What you'll be doing as a Senior Cyber Security Engineer Support the creation of secure asset builds and system hardening capabilities across end-user computing and server environments. Collaborate with business stakeholders to align cybersecurity engineering strategies and controls with organisational goals. Develop and maintain cybersecurity engineering documentation, policies, and procedures. Implement and manage security More ❯

performance related bonus and a range of benefits to support your finances, wellbeing and family. Working Pattern: Permanent Full Time Flexible First options available The role The Lead Cyber Security Enterprise Architect will support the establishment of a new enterprise cyber security architecture capability for SSE and support the creation of technical sub-strategies and a tooling strategy … for cyber security. The role holder will be responsible for establishing and maintaining a robust cyber security architecture that aligns with the company's security ambitions to support cyber and IT/OT and business transformations and secure by design. You will Establish an enterprise security architecture capability for SSE Group including the development and publication of … by Design methodology for the Group to ensure that the right architectures, standards and guardrails exist to support delivery teams in implementing secure solutions. Develop and maintain a cyber security tooling strategy and technical sub strategies to the overall cyber security Group strategy in areas such as identity, network, detection, firewalls and encryption and work with the More ❯

performance related bonus and a range of benefits to support your finances, wellbeing and family. Working Pattern: Permanent Full Time Flexible First options available The role The Lead Cyber Security Enterprise Architect will support the establishment of a new enterprise cyber security architecture capability for SSE and support the creation of technical sub-strategies and a tooling strategy … for cyber security. The role holder will be responsible for establishing and maintaining a robust cyber security architecture that aligns with the company's security ambitions to support cyber and IT/OT and business transformations and secure by design. You will Establish an enterprise security architecture capability for SSE Group including the development and publication of … by Design methodology for the Group to ensure that the right architectures, standards and guardrails exist to support delivery teams in implementing secure solutions. Develop and maintain a cyber security tooling strategy and technical sub strategies to the overall cyber security Group strategy in areas such as identity, network, detection, firewalls and encryption and work with the More ❯

performance related bonus and a range of benefits to support your finances, wellbeing and family. Working Pattern: Permanent Full Time Flexible First options available The role The Senior Cyber Security Enterprise Architect will support the enterprise cyber security architecture capability for SSE and support the creation of technical sub-strategies and a tooling roadmap for cyber security. The … role holder will work closely with security officers and the outsourced service to lead and support the secure by design methodology. You will Develop key aspects of the enterprise security architecture capability for SSE Group including the development and publication of key architecture patterns, standards and guardrails for use across the Group. Implement core aspects of the Secure … for the Group to ensure that the right architectures, standards and guardrails exist to support delivery teams in implementing secure solutions. Support the development and maintenance of the cyber security tooling strategy and technical sub strategies in areas such as identity, network, detection, firewalls and encryption. Support the cyber security architecture design authority and a mechanism to More ❯

performance related bonus and a range of benefits to support your finances, wellbeing and family. Working Pattern: Permanent Full Time Flexible First options available The role The Senior Cyber Security Enterprise Architect will support the enterprise cyber security architecture capability for SSE and support the creation of technical sub-strategies and a tooling roadmap for cyber security. The … role holder will work closely with security officers and the outsourced service to lead and support the secure by design methodology. You will Develop key aspects of the enterprise security architecture capability for SSE Group including the development and publication of key architecture patterns, standards and guardrails for use across the Group. Implement core aspects of the Secure … for the Group to ensure that the right architectures, standards and guardrails exist to support delivery teams in implementing secure solutions. Support the development and maintenance of the cyber security tooling strategy and technical sub strategies in areas such as identity, network, detection, firewalls and encryption. Support the cyber security architecture design authority and a mechanism to More ❯

Life on the team At Computacenter, we support enterprise-scale organisations in securing their digital operations and advancing their security strategies. As part of our Group Professional Services (GPS) division, youll join a network of over 1,000 technology professionals who collaborate across borders to deliver industry-leading solutions. This role offers the opportunity to shape and deliver … cutting-edge security architectures that span Secure Access Service Edge (SASE), identity and access management, cloud security, and data centre protection. As a Technology Architect (Security), you'll work directly with major enterprise customers, playing a strategic role in advisory, design, and technical delivery. What you'll do Provide expert guidance across SASE/SSE, PAM, detection … and data centre security technologies Lead customer engagements, providing advisory services, architecture guidance, roadmap planning, and solution governance Define and document high-level solution designs, technical requirements, and delivery frameworks Act as Technical or Design Authority for enterprise-scale customer programmes Engage in strategic customer meetings to translate business needs into technical strategy Collaborate with vendors and partners (notably More ❯

Network Security Engineer - Global Tech Operations Location: Basingstoke (Hybrid - 3 days per week on-site) Salary: £50,000-£55,000 + excellent benefits Join a business undergoing transformation, where you'll have the opportunity to shape how security and networking are delivered across a global, high-integrity environment. This is a great opportunity for an experienced Network … supporting and improving complex networks and core infrastructure systems across a secure production environment. Day to day, you'll be configuring switches and firewalls, monitoring performance, investigating issues at network and transport layers, and helping maintain and evolve the organisation's security stack-including Defender XDR, SentinelOne, and iBoss. You'll work closely with infrastructure and security … root-cause approach Previous experience in an ITIL-aligned environment Why this role? Be part of a newly integrated team where you'll gain exposure to both networking and security Work with a fantastic line manager and a team that values mutual learning Enjoy a varied, hands-on role with real autonomy-where your ideas for improvement will be More ❯

Cloud Security Engineer - London - £480/pd Outside IR35 Please note - this role will require you to work from the London based office 1-2 days per week. You must have the unrestricted right to work in the UK to be eligible for this role. About the Role A digitally driven reinsurance broker is seeking a Cloud Security Engineer to play a key role in strengthening its cloud security posture across multi-cloud environments. This is a hands-on contract role focused on designing, implementing, and maintaining secure cloud environments, with a strong emphasis on leveraging the latest Google Cloud Platform (GCP) technologies. You'll work closely with engineering, operations, and compliance teams to embed security best practices across platforms including GCP, Azure, and M365. Key Responsibilities Design, implement, and manage cloud security policies and solutions for GCP and Azure. Configure and maintain security tools such as Cloud IAM, Security Command Center, VPC Service Controls, Azure Security Center, Azure AD, and Microsoft Defender for Cloud. Conduct security assessments, vulnerability scans More ❯

Job summary Dartford and Gravesham NHS Trust are seeking a technically skilled and motivated Network Infrastructure Technical Engineer to help maintain and evolve the Trust's enterprise networking services. This is a fantastic opportunity to be part of a dedicated team delivering critical digital infrastructure across multiple NHS sites including Darent Valley Hospital, Queen Mary's Sidcup, Gravesend, Erith … and community locations. In this role, you will be responsible for ensuring the availability, performance and security of the Trust's networking infrastructure, supporting over 7,000 clinical and administrative users. You'll work with technologies including switching, routing, Wi-Fi 6/6E, SD-WAN, firewalls, and network access controls. As part of the wider Infrastructure Team … duties of the job We're looking for someone with: Strong technical knowledge of enterprise networking, ideally with Cisco CCNA or equivalent certifications. Proven experience in managing multi-site network infrastructure, security, and troubleshooting. A proactive and analytical approach, with excellent communication and documentation skills. A passion for delivering high-quality support in a fast-paced, patient-focused More ❯

Azure networking, Cisco, VPN, DNS, Terraform We’re looking for a Senior Cloud Network Engineer with a strong background in traditional enterprise networking and deep expertise in Azure cloud networking . This is an exciting opportunity to join a high-performing team and play a key role in designing and delivering secure, scalable, and robust cloud network solutions. … This is a hands-on role ideal for someone who has evolved from a traditional network engineering background, possibly CCIE certified or equivalent, and has since transitioned into the world of cloud networking. You’ll bring a mature and methodical approach to designing and implementing complex cloud network architectures, primarily within Microsoft Azure . Core Responsibilities Design and … implement Azure networking solutions, including: ExpressRoute and Site-to-Site VPNs Virtual WAN and Hub-Spoke architectures Network security using Azure Firewalls and third-party firewalls (e.g., Palo Alto) Virtual Network peering, custom routing, and segmentation IP address planning and design Azure Landing Zone design aligned with the Cloud Adoption Framework (CAF) Champion best practices in: DNS More ❯

Our client, a leading global organization, is partnering with a prestigious end client based in Reading. Were excited to offer an outstanding opportunity for a Security Architect with strong background in financial services to join a dynamic team on an initial 6-month contract. If you are interested and have the relevant skills and experience, please apply promptly to … discuss further. Location: Reading, UK (Hybrid 4 days onsite) Contract Duration: 6 Months Rate: £700 - 750 Inside IR35 About the Role We are seeking an exceptionally experienced Security Architect to join a major transformation programme in the financial services sector . This is a hands-on, strategic role that involves shaping cloud security architecture, influencing senior stakeholders, and … helping build secure, resilient systems in one of the most tightly regulated industries in the world. Why This Role is Unique Step into a mission-critical role influencing the security posture of a major financial player. Collaborate on high-scale, multi-cloud projects using cutting-edge technologies (AWS, Azure, GCP). Be part of a forward-thinking environment focused More ❯

Join this established Cyber team on a large Defence site, working within the Security Services environment whilst also performing administration duties across Windows and Linux based Server Infrastructure, Security Appliances, Network Infrastructure, Virtual Environments and Storage. This is an opportunity to become involved in the world of Defence and Science where no 2 days are the same. … you'll be doing: Responding to ServiceNow incidents. Resolve e-mail and web browser issues. POI Investigations. Handling and maintaining an on prem Splunk solution. 3rd/4th line Network Issues. What youll bring: ? Experience in managing and maintaining Splunk solution. 3rd/4th line Network Security experience support . in an Enterprise environment working to challenging … SLAs. Advanced Firewall and Proxy administration (to include install, configurations and fault finding). Recent experience of working within security environments. Understanding of Networks, Routers, DMZ and Switches. Extensive Core Linux administration skills. Core MS Windows administration skills. Experience of VMware vSphere virtualisation systems. Good understanding and ability to perform root cause analysis across a range of protocols and More ❯

The Ellison Institute of Technology (EIT) tackles humanity's greatest challenges by turning science and technology into impactful global solutions. Focused on areas like health, food security, sustainable agriculture, climate change, clean energy, and robotics in an era of artificial intelligence. EIT blends groundbreaking research with practical applications to deliver lasting results. A cornerstone of EIT mission is its … pipelines and platform features, and support bioinformaticians in building and deploying their workflows. You'll be responsible for maintaining infrastructure, designing secure automation pipelines, managing cloud environments, and ensuring security and compliance. You'll collaborate with cross-functional teams, data engineers, backend, and full-stack developers, to build robust, automated deployment pipelines across our environments. Key Responsibilities Design, implement … Infrastructure (OCI). Develop and manage Infrastructure as Code (IaC) with tools like Terraform to enable secure, repeatable deployments. Implement and manage CI/CD pipelines, focusing on automated security testing, deployment, and monitoring. Ensure all aspects of the data platform OCI infrastructure, data ingest pipelines, tool deployments, access controls, and monitoring are developed, tested, and deployed using automation More ❯

Our client, a specialist in secure communications and satellite network solutions, is looking for a Network Engineer to join their growing team in Redhill. This is an excellent opportunity for a skilled and proactive engineer to work across both internal and external network infrastructure, supporting critical services including defence, maritime, and government systems. This role offers the … chance to be part of a high-performing engineering function, responsible for the design, build, and through-life support of complex network environments. Responsibilities:Design, build, test and maintain secure internal and customer networksAct as the final escalation point for complex network issuesProvide technical guidance to internal teams across engineering and ITMaintain high levels of network integrity … rota and contribute to planned maintenanceCollaborate closely with IT, MOD engineering, and maritime systems teamsProvide training and documentation to support knowledge sharing and internal upskillingEnsure compliance with best practice security standards across all networks What we're ideally looking for:A minimum of 5 years' hands-on network design and support experience Strong knowledge of:Fortinet FortiGate (FortiManager More ❯