1 to 25 of 97 Network Security Jobs in the South East

Security Architect - DV Cleared - Perm Security Architect – DV Cleared

Hiring Organisation
Sanderson Recruitment
Location
Aldershot, Hampshire, United Kingdom
Salary
£ 100 K
Security Architect – DV ClearedLocation: Farnborough, Hampshire, UKEmployment Type: Permanent, Full-TimeSecurity Clearance: Developed Vetting (DV) – EssentialSalary: 70,000 – 85,000 + BenefitsAbout the RoleThe Security Architect designs and implements comprehensive security architectures protecting defence and aerospace IT environments. You will develop enterprise security strategies, lead security programme implementations, architect integrated defence-in-depth solutions, and ensure compliance with stringent MOD security requirements. This role demands exceptional expertise in security architecture, risk management and defence security standards.Key ResponsibilitiesSecurity Strategy & ArchitectureDesign holistic security architectures incorporating people, process and technology securityDevelop enterprise-wide security ...

Security Architect - DV Cleared

Hiring Organisation
Sanderson Government and Defence
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
Security Architect - DV Cleared Location: Farnborough, Hampshire, UK Employment Type: Permanent, Full-Time Security Clearance: Developed Vetting (DV) - Essential Salary: £70,000 - £85,000 + Benefits About the Role The Security Architect designs and implements comprehensive security architectures protecting defence and aerospace IT environments. You will … develop enterprise security strategies, lead security programme implementations, architect integrated defence-in-depth solutions, and ensure compliance with stringent MOD security requirements. This role demands exceptional expertise in security architecture, risk management and defence security standards. Key Responsibilities Security Strategy & Architecture Design holistic security ...

Security Architect (ZTA) - DV Cleared - on-site Farnborough

Hiring Organisation
DXC
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent
underrepresented groups, and neurodivergent candidates. We offer reasonable adjustments throughout the hiring process and are dedicated to creating a supportive, accessible environment for everyone. Security Architect (ZTA) Location: Farnborough (onsite 5 days per week) Security Clearance: Due to the secure nature of the work and our customer requirement … candidates are required to hold current DV clearance The Security Architect designs and implements comprehensive security architectures protecting defence and aerospace IT environments. You will develop enterprise security strategies, lead security programme implementations, architect integrated defence-in-depth solutions, and ensure compliance with stringent MOD security ...

Security Architect - ZTA

Hiring Organisation
Hackajob Ltd
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
underrepresented groups, and neurodivergent candidates. We offer reasonable adjustments throughout the hiring process and are dedicated to creating a supportive, accessible environment for everyone. Security Architect (ZTA) Location: Farnborough (onsite 5 days per week) Security Clearance: Due to the secure nature of the work and our customer requirement … candidate are required to hold DV clearance The Security Architect designs and implements comprehensive security architectures protecting defence and aerospace IT environments. You will develop enterprise security strategies, lead security programme implementations, architect integrated defence-in-depth solutions, and ensure compliance with stringent MOD security ...

Lead IT Network Administrator, Network, Voice, AV

Hiring Organisation
KBR
Location
Guildford, Surrey, United Kingdom
Salary
£ 100 K
Title:Lead IT Network Administrator, Network, Voice, AVKBR is seeking a Lead IT Network Administrator (Network, Voice & AV) to join our team supporting complex, mission critical IT infrastructure across enterprise and secure environments. This role is responsible for leading the administration, optimisation, and support of networking … voice, and audiovisual services, ensuring high levels of performance, security, and availability across multiple sites. The successful candidate will bring strong expertise in Cisco networking technologies, network security, cloud connectivity, and unified communications, while serving as a key technical escalation point for operational support and infrastructure projects.This ...

Boundary Managed Service Lead

Hiring Organisation
Hackajob Ltd
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
Technology is a Fortune 500 company with over 40 years' presence in the UK. Our Aerospace and Defence Hub in Farnborough delivers critical boundary security and managed services protecting UK defence networks at the organisation perimeter. About the Role The Boundary Managed Service Lead oversees the design, implementation … ongoing management of boundary security and managed services protecting defence organisations' network perimeters. You will manage boundary security operations, lead service delivery teams, ensure SLA compliance, and maintain the security posture of critical defence network boundaries. This role requires deep expertise in boundary security ...

Boundary Managed Service Lead - DV Cleared - on-site Farnborough

Hiring Organisation
DXC
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent
hiring process and are dedicated to creating a supportive, accessible environment for everyone. Boundary Managed Service Lead Location: Farnborough (onsite 5 days per week) Security Clearance: Due to the secure nature of the work and our customer requirement, candidate are required to hold DV clearance The Boundary Managed Service … Lead oversees the design, implementation and ongoing management of boundary security and managed services protecting defence organisations' network perimeters. You will manage boundary security operations, lead service delivery teams, ensure SLA compliance, and maintain the security posture of critical defence network boundaries. This role requires ...

Security Architect (Zero Trust) - DV Cleared

Hiring Organisation
Sanderson Government and Defence
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Security Architect - Zero Trust - DV Cleared Location: Farnborough, Hampshire, UK Employment Type: Permanent, Full-Time Security Clearance: Developed Vetting (DV) - Essential About the Role We are seeking a highly experienced Security Architect with a strong focus on Zero Trust Architecture (ZTA) to design, implement and evolve secure … enterprise environments. You will lead security transformation initiatives, develop enterprise-wide security strategies, and implement identity-centric security architectures aligned with modern Zero Trust principles. This role requires deep expertise across identity, cloud, infrastructure and cyber security domains, ensuring organisations remain resilient against evolving cyber threats ...

Security Architect (Zero Trust) - DV Cleared

Hiring Organisation
Sanderson Recruitment
Location
Aldershot, Hampshire, United Kingdom
Salary
£ 70 K
Security Architect – Zero Trust – DV ClearedLocation: Farnborough, Hampshire, UKEmployment Type: Permanent, Full-TimeSecurity Clearance: Developed Vetting (DV) – EssentialSalary: 70,000 – 85,000 + BenefitsAbout the Role We are seeking a highly experienced Security Architect with a strong focus on Zero Trust Architecture (ZTA) to design, implement and evolve … secure enterprise environments. You will lead security transformation initiatives, develop enterprise-wide security strategies, and implement identity-centric security architectures aligned with modern Zero Trust principles. This role requires deep expertise across identity, cloud, infrastructure and cyber security domains, ensuring organisations remain resilient against evolving cyber ...

Network Security Architect

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Newbury, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £650/day
Network Security Architect Hampshire/Hybrid 6 month contract SC cleared circa £600 per day We are looking for a Senior Networking & Security Specialist to take a technical lead role in the design, implementation and delivery of complex multi-vendor network and security solutions. This … hands-on position requiring strong expertise across routing & switching, network security, data centre networking and SD-WAN , alongside the ability to produce high-quality technical designs and lead delivery. Key Responsibilities Lead the design and implementation of complex network and security solutions. Produce HLDs, LLDs, implementation ...

Security Engineer

Hiring Organisation
Optima Recruitment
Location
Redhill, Surrey, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
Security Engineer £50,000 basic salary Hours 09:00 – 17:30 25 days holiday + bank holidays Contributory pension Location: Redhill Role Overview We are seeking an experienced Security Engineer to take responsibility for the design, implementation, monitoring and continuous improvement of cybersecurity across internal and customer networks … systems. The role will work closely with Security, IT, Compliance and Engineering teams, providing technical expertise in network security, incident response, vulnerability management and security monitoring. The successful candidate will act as a key technical authority and provide third-line support for complex security issues. ...

Senior Sales Engineer, Mid-Market (French/English Bilingual)

Hiring Organisation
Jobleads-UK
Location
Oxford, England, United Kingdom
cybersecurity leader defending 600,000 organizations globally with an AI-driven platform and expert-led services. Sophos meets organizations wherever they are in their security maturity and grows with them to defeat cyberattacks. Its solutions combine machine learning, automation, and real-time threat intelligence with frontline human expertise from … threat monitoring, detection, and response. Sophos offers industry-leading managed detection and response (MDR) alongside a comprehensive portfolio of cybersecurity technologies — including endpoint, network, email, and cloud security, extended detection and response (XDR), identity threat detection and response (ITDR), and next-gen SIEM. Together with expert advisory services ...

Network Security Engineer

Hiring Organisation
Rise Technical
Location
Redhill, Surrey, United Kingdom
Salary
£ 45 K
Network Security Engineer (Eligible for SC Clearance)Competitive Salary + Annual Bonus + Private Healthcare + Pension + Progression + Gym Membership + Full TrainingLondonAre you an experienced Network Security Engineer looking to take ownership of network security across complex global systems while working … fantastic opportunity to join a well-established and growing engineering organisation, where you will play a key role in developing and implementing security strategies across both internal and customer environments. You will work closely with compliance and engineering teams to embed robust security practices into daily operations ...

Network Security Engineer

Hiring Organisation
Rise Technical Recruitment
Location
Redhill, Surrey, United Kingdom
Employment Type
Permanent
Salary
£40000 - £50000/annum + Bonus + Private Healthcare
Network Security Engineer (Eligible for SC Clearance) Competitive Salary + Annual Bonus + Private Healthcare + Pension + Progression + Gym Membership + Full Training London Are you an experienced Network Security Engineer looking to take ownership of network security across complex global systems … fantastic opportunity to join a well-established and growing engineering organisation, where you will play a key role in developing and implementing security strategies across both internal and customer environments. You will work closely with compliance and engineering teams to embed robust security practices into daily operations ...

Engineer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£750.00 - £850.00 per day
Working with a global financial services organisation who are looking for a Network Security Engineer to help deliver a high-profile project. The Senior Network Security Engineering Lead oversees the design, operation, and ongoing enhancement of enterprise network security capabilities across data centre, campus …/week in office Duration - Initially 12 months Rate - £750-£850/day Inside IR35 via Umbrella Skills and Experience Required Strong understanding of network security principles, including security boundaries, network segmentation, micro-segmentation, and Zero Trust architectures. Extensive hands-on experience designing, implementing, and managing ...

Network Security Architect

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Newbury, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£650/day inside ir35
title: Senior Network Security Architect Rate: £650 per day Inside IR35 Location: Remote (some travel to Newbury required) Contract: 6 months rolling Active SC clearance is required We're looking for an experienced Senior Network & Security Specialist who can be the technical lead to join … high-profile enterprise environment, working across networking, security, data centre fabrics and load balancing. Responsibilities: Lead the design and hands-on implementation of complex network and security solutions Create professional HLDs, LLDs, implementation plans and operational runbooks Work across Cisco, Juniper, Fortinet and F5 technologies Design ...

Operational Security Lead and Vulnerability Manager

Hiring Organisation
Kensington Mortgage Company
Location
Marlow, Buckinghamshire, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Recruiting: Operational Security Lead & Cyber Vulnerability Manager Location: Hybrid - 1 x week in Marlow Department: Information Security Monday-Friday Are you an experienced cyber security professional with a passion for security operations, incident response and vulnerability management? We're looking for an Operational Security Lead … Cyber Vulnerability Manager to play a critical role in protecting Kensington's technology estate, leading our operational cyber security capability and driving continual improvements to our security posture. This is an excellent opportunity to join a growing Information Security function, working closely with senior stakeholders across ...

Network Engineer

Hiring Organisation
CGG
Location
Haywards Heath, West Sussex, United Kingdom
Salary
£ 55 K
insights, innovations, and solutions that efficiently and responsibly resolve complex natural resource, digital, energy transition and infrastructure challenges. Job SummaryWe are seeking for a Network Engineer to support the operation, reliability, and continuous improvement of its global enterprise and data centre network infrastructure.Based within the Network Operations … team at the UK HPC Hub, this role is responsible for supporting enterprise, data centre, cloud-connected, security, and SD-WAN environments. You will contribute to operational support, infrastructure projects, and technology lifecycle activities while helping improve the resilience, performance, and security of Viridien's global network.About ...

Cyber Security Engineer

Hiring Organisation
Morgan Hunt Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 per annum
Cyber Security Engineer Housing Association 12-Month FTC Up to £65,000 Hybrid - Twickenham Morgan Hunt is delighted to be partnering with a leading Housing Association to recruit an experienced Cyber Security Engineer on an initial 12-month Fixed-Term Contract . This is an excellent opportunity … hands-on security professional to join an established cyber security function and play a key role in strengthening the organisation's security capabilities across applications, infrastructure, networks, data and cloud platforms. The Role Working closely with the Cyber Security Manager and Senior Cyber Security Engineer ...

Cyber Security Consultant

Hiring Organisation
Jobleads-UK
Location
Dartford, England, United Kingdom
Security assessments for clients to identify early indicators of risk by requesting and gathering preliminary documentation. Experience in performing Due Diligence to review key control gap assessments/analysis prior to purchase of a new company to help mitigate identified risks and determine how much effort is required … risk post acquisitions. Review existing business and product processes to define remediation strategies. and timelines to support alignment and optimisation of the new business security posture. Communicate to senior stakeholders plans and strategy for the Cybersecurity approach. Experience in security field specially around information security consultancy ...

Security Engineer

Hiring Organisation
NET Recruit
Location
Chichester, West Sussex, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
Your Company: NET Recruit are delighted to be partnering with a well-established and forward-thinking manufacturing organisation who are seeking an experienced IT Security Engineer t o join their team in a full-time, permanent capacity. This organisation has built a strong reputation within its sector through continual … Responsibilities: While in this position your duties may include but will not be limited to : Acting as the primary technical authority for cyber security across corporate IT and operational technology environments Leading the investigation, triage and resolution of security incidents, working alongside managed security service providers ...

Application Security Architect

Hiring Organisation
Jobleads-UK
Location
Oxford, England, United Kingdom
Role As an Application Security Architect, you are a security expert and evangelist. You provide subject matter expertise and security guidance to product engineering teams and IT to design and build secure solutions, drive the implementation of security best practices, establish security architecture standards … patterns, and perform security architecture reviews. You will partner with other security leads to grow the security program, mentor junior security team members, measure adherence, suggest and implement changes, develop roadmaps, present to steering committees and engineering teams, and promote security awareness company wide. What ...

Senior Network Engineer

Hiring Organisation
Jobleads-UK
Location
Portsmouth, England, United Kingdom
## Senior Network EngineerApplylocations: United Kingdom - Portsmouthtime type: Full timeposted on: Posted 16 Days Agotime left to apply: End Date: August 24, 2026 (30+ days left to apply)job requisition id: R57615**Job Summary:**As a Senior Network Engineer, you will lead the design, implementation, and support … enterprise network infrastructure across our UK data center and office environments. This role is focused on data center networking, load balancing, and core network services, ensuring high availability, performance, and security across all platforms.**Job Description:****Exciting Opportunity: Senior Network Engineer**Are you a seasoned network ...

Lead Technical Engineer

Hiring Organisation
Hackajob Ltd
Location
Guildford, Surrey, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
particular role Who we are Join BAE Systems and you'll be part of something bigger. As a valued member of our global colleague network, you'll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You'll be trusted to play your … part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow - shaping a safer future, for all of us. From the depths of the ocean, to the far reaches of space - there's no limit to where a career at BAE Systems could take you. Role ...

Security Engineer

Hiring Organisation
YourRecruit
Location
Redhill, Surrey, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
recruiting for an experienced Security Engineer to join the Engineering team of an established technology business, supporting both internal and customer networks. This is a hands-on cybersecurity role where you will take ownership of network and device security, investigate and resolve security incidents, identify vulnerabilities … help ensure security policies and standards are embedded across the business. Salary: Competitive Location: Redhill Hours: Full-time, Monday to Friday 9:00 – 5:30 Contract: Permanent The Role... You will work closely with IT, Engineering, Enterprise and Security teams, acting as a key point of contact ...