20 of 20 Network Security Engineer Jobs in the UK

Network Security Engineer (SOC) Job Description Please note this role will require candidates to gain DV Clearance. An exciting opportunity for a passionate Network Security Engineer to join a unique, multi-national Information Management function. Ideal candidates should be committed to protecting critical systems and ensuring the integrity and security of the network infrastructure. The opportunity: Join a forward thinking team as a Network Security Engineer, where you will play a key role in safeguarding our clients’ organisations’ network infrastructure as part of the 24x7 Internal Security Response (ISR) team. When not involved in incident response and triage activity with the SOC team, you will be responsible … for designing, implementing and maintaining robust security solutions to protect against evolving threats. Collaborating with cross-functional teams, you will work on implementing changes securely, identifying vulnerabilities, managing security incidents and ensuring compliance with industry best practices. The role will be involved in the optimisation of network security tools to remediate “purple team” highlighted areas identified More ❯

Network Security Engineer (SOC) Job Description Please note this role will require candidates to gain DV Clearance. An exciting opportunity for a passionate Network Security Engineer to join a unique, multi-national Information Management function. Ideal candidates should be committed to protecting critical systems and ensuring the integrity and security of the network infrastructure. The opportunity: Join a forward thinking team as a Network Security Engineer, where you will play a key role in safeguarding our clients’ organisations’ network infrastructure as part of the 24x7 Internal Security Response (ISR) team. When not involved in incident response and triage activity with the SOC team, you will be responsible … for designing, implementing and maintaining robust security solutions to protect against evolving threats. Collaborating with cross-functional teams, you will work on implementing changes securely, identifying vulnerabilities, managing security incidents and ensuring compliance with industry best practices. The role will be involved in the optimisation of network security tools to remediate “purple team” highlighted areas identified More ❯

Network Security Engineer (SOC) Job Description Please note this role will require candidates to gain DV Clearance. An exciting opportunity for a passionate Network Security Engineer to join a unique, multi-national Information Management function. Ideal candidates should be committed to protecting critical systems and ensuring the integrity and security of the network infrastructure. The opportunity: Join a forward thinking team as a Network Security Engineer, where you will play a key role in safeguarding our clients’ organisations’ network infrastructure as part of the 24x7 Internal Security Response (ISR) team. When not involved in incident response and triage activity with the SOC team, you will be responsible … for designing, implementing and maintaining robust security solutions to protect against evolving threats. Collaborating with cross-functional teams, you will work on implementing changes securely, identifying vulnerabilities, managing security incidents and ensuring compliance with industry best practices. The role will be involved in the optimisation of network security tools to remediate “purple team” highlighted areas identified More ❯

Network Security Engineer Network Security/Penetration Testing/CREST/CSTL/API Testing/Config Reviews/Infrastructure/Outside IR35/West London We’re seeking an experienced Network Security Engineer to support a major multi-phase security testing project. You’ll conduct penetration tests, configuration reviews, and … infrastructure assessments, contributing to a high-profile programme of work extending into next year. Required Strong background in network and infrastructure security. Experience performing penetration testing, configuration reviews, and API testing. Knowledge of “classic” CHECK-style testing methodologies. CREST, CSTL or CTL certification (Team Member or Team Leader level). Ability to deliver high-quality reports and communicate technical … findings clearly. Hands-on experience across infrastructure, networking, and external testing. Desirable Experience working within CHECK or other accredited testing schemes. Strong understanding of secure network architecture and hardening practices. Previous consultancy or project-based testing experience. Contract Details Outside IR35 West London (on-site presence required for majority of testing) 0-hours contract – project-based work, phase by More ❯

Network Security Engineer Network Security/Penetration Testing/CREST/CSTL/API Testing/Config Reviews/Infrastructure/Outside IR35/West London We’re seeking an experienced Network Security Engineer to support a major multi-phase security testing project. You’ll conduct penetration tests, configuration reviews, and … infrastructure assessments, contributing to a high-profile programme of work extending into next year. Required Strong background in network and infrastructure security. Experience performing penetration testing, configuration reviews, and API testing. Knowledge of “classic” CHECK-style testing methodologies. CREST, CSTL or CTL certification (Team Member or Team Leader level). Ability to deliver high-quality reports and communicate technical … findings clearly. Hands-on experience across infrastructure, networking, and external testing. Desirable Experience working within CHECK or other accredited testing schemes. Strong understanding of secure network architecture and hardening practices. Previous consultancy or project-based testing experience. Contract Details Outside IR35 West London (on-site presence required for majority of testing) 0-hours contract – project-based work, phase by More ❯

Network Security Engineer Network Security/Penetration Testing/CREST/CSTL/API Testing/Config Reviews/Infrastructure/Outside IR35/West London We’re seeking an experienced Network Security Engineer to support a major multi-phase security testing project. You’ll conduct penetration tests, configuration reviews, and … infrastructure assessments, contributing to a high-profile programme of work extending into next year. Required Strong background in network and infrastructure security. Experience performing penetration testing, configuration reviews, and API testing. Knowledge of “classic” CHECK-style testing methodologies. CREST, CSTL or CTL certification (Team Member or Team Leader level). Ability to deliver high-quality reports and communicate technical … findings clearly. Hands-on experience across infrastructure, networking, and external testing. Desirable Experience working within CHECK or other accredited testing schemes. Strong understanding of secure network architecture and hardening practices. Previous consultancy or project-based testing experience. Contract Details Outside IR35 West London (on-site presence required for majority of testing) 0-hours contract – project-based work, phase by More ❯

Job Title: Senior Network Security Engineer Location: Kidlington or Southampton Contract Type: Temporary Daily Rate: £450 - outside IR35 Contract Length: 16 months Join Our Team!Are you an experienced Network Security Engineer ready to make an impact in the public services sector? We are looking for talented individuals to join our client Thames Valley … Police at either their offices in Kidlington or the Hampshire Police Offices in Southampton. What You'll Do:As a Senior Network Security Engineer, you will play a crucial role in maintaining and enhancing our wide area and local area communications network infrastructure. Your expertise will ensure the security and efficiency of our network operations. Key Responsibilities: Utilise network management tools to monitor network and voice traffic loads and performance metrics, ensuring service levels are met. Create insightful reports and proposals for network improvements to support business needs. Identify and resolve operational problems and implement necessary network changes and maintenance routines. Coach and mentor junior network engineers, fostering More ❯

Job Title: Senior Network Security Engineer Location: Kidlington or Southampton Contract Type: Temporary Daily Rate: £450 - outside IR35 Contract Length: 16 months Join Our Team! Are you an experienced Network Security Engineer ready to make an impact in the public services sector? We are looking for talented individuals to join our client Thames Valley … Police at either their offices in Kidlington or the Hampshire Police Offices in Southampton. What You'll Do: As a Senior Network Security Engineer, you will play a crucial role in maintaining and enhancing our wide area and local area communications network infrastructure. Your expertise will ensure the security and efficiency of our network operations. Key Responsibilities: Utilise network management tools to monitor network and voice traffic loads and performance metrics, ensuring service levels are met. Create insightful reports and proposals for network improvements to support business needs. Identify and resolve operational problems and implement necessary network changes and maintenance routines. Coach and mentor junior network engineers, fostering More ❯

Job Title: Senior Network Security Engineer Location: Kidlington or Southampton Contract Type: Temporary Daily Rate: £450 - outside IR35 Contract Length: 16 months Join Our Team!Are you an experienced Network Security Engineer ready to make an impact in the public services sector? We are looking for talented individuals to join our client Thames Valley … Police at either their offices in Kidlington or the Hampshire Police Offices in Southampton. What You'll Do:As a Senior Network Security Engineer, you will play a crucial role in maintaining and enhancing our wide area and local area communications network infrastructure. Your expertise will ensure the security and efficiency of our network operations. Key Responsibilities: Utilise network management tools to monitor network and voice traffic loads and performance metrics, ensuring service levels are met. Create insightful reports and proposals for network improvements to support business needs. Identify and resolve operational problems and implement necessary network changes and maintenance routines. Coach and mentor junior network engineers, fostering More ❯

An exciting opportunity for a passionate Network Security Engineer to join a unique, multi-national Information Management function. Ideal candidates should be committed to protecting our critical systems and ensuring the integrity and security of our network infrastructure. Salary : Circa £50,000depending on experience + shift allowance Dynamic (hybrid) working : 5 days per week on … site due to workload classification, working a 24/7 Shift Pattern Security Clearance : British Citizen This role will require DV Clearance. Restrictions and/or limitations relating to nationality and/or rights to work may apply. As a minimum and after offer stage, all successful candidates will need to undergo HMG Basic Personnel Security Standard checks … BPSS) and a Security Check (SC) clearance, which are managed by the MBDA Personnel Security Team. What we can offer you: Company bonus : Up to £2,500 (based on company performance and will vary year to year) Pension : maximum total (employer and employee) contribution of up to 14% Overtime: opportunity for paid overtime Flexi Leave: Up to More ❯

An exciting opportunity for a passionate Network Security Engineer to join a unique, multi-national Information Management function. Ideal candidates should be committed to protecting our critical systems and ensuring the integrity and security of our network infrastructure. Salary : Circa £50,000 depending on experience + shift allowance Dynamic (hybrid) working : 5 days per week … on-site due to workload classification, working a 24/7 Shift Pattern Security Clearance : British Citizen This role will require DV Clearance. Restrictions and/or limitations relating to nationality and/or rights to work may apply. As a minimum and after offer stage, all successful candidates will need to undergo HMG Basic Personnel Security Standard … checks (BPSS) and a Security Check (SC) clearance, which are managed by the MBDA Personnel Security Team. What we can offer you: Company bonus : Up to £2,500 (based on company performance and will vary year to year) Pension : maximum total (employer and employee) contribution of up to 14% Overtime: opportunity for paid overtime Flexi Leave: Up to More ❯

IT Security Engineer Feltham (Hybrid) £45,000 - £55,000 Base + Benefits Overview The IT Security Engineer is responsible for designing, implementing, and maintaining the security controls that protect the organization’s systems, networks, and data. This role works closely with IT, DevOps, and business teams to ensure that security is embedded throughout technology … operations and architecture. The IT Security Engineer is key to detecting, preventing, and responding to cybersecurity threats in a proactive and efficient manner. Key Responsibilities: Security Architecture & Implementation Design, deploy, and manage security solutions including firewalls, intrusion detection/prevention systems, endpoint protection, SIEM, and identity management platforms. Implement secure network architecture and enforce segmentation … and least-privilege access controls. Support secure cloud environments across Azure, AWS, or GCP (e.g., IAM, security groups, encryption, KMS). Threat Detection & Incident Response Monitor and analyze security alerts and network traffic for threats or suspicious activity. Lead or support incident response activities: investigation, containment, eradication, recovery, and reporting. Conduct root cause analysis and implement security More ❯

Join a unique, multi-national Information Management function that partners with governments and the Armed Forces to defend freedom and national sovereignty. As a Network Security Engineer, you'll play a vital role in safeguarding critical systems and network infrastructures as part of a 24x7 Internal Security Response team. We're hiring a Network Security Engineer to join a unique, multinational Information Management function dedicated to supporting the Armed Forces and protecting national interests. This organisation partners with governments to defend freedom and sovereignty, working at the cutting edge of technological security. If you're passionate about cyber defence, thrive in fast-paced environments, and love solving complex technical problems, this … is the place for you. You'll play a critical role as part of a 24x7 Internal Security Response team, helping safeguard our organisation's network infrastructure and respond to security incidents. When you're not collaborating with SOC experts, you'll design and maintain robust security solutions, protecting us against ever-evolving threats. What you More ❯

Professional Services Engineer – Network Security Vendor Location: UK (Remote/Hybrid with Client Travel) Salary: Up to £150,000 Basic + Package Job Type: Full-time, Permanent Stealthwatch are working exclusively with a cutting-edge network security vendor that is rapidly expanding its presence in the UK and EMEA markets. We’re looking for a … Professional Services Engineer to join their high-calibre technical team — someone who thrives in customer environments, brings deep technical expertise, and can deliver complex deployments with precision and professionalism. This is a career-defining opportunity to work with some of the most advanced security solutions in the market, while partnering directly with major enterprise clients across the region. … The Role As a Professional Services Engineer , you will play a key role in post-sales engagements — leading implementation, integration, and optimisation of the company’s advanced security platform within customer environments. You’ll work closely with both technical and non-technical stakeholders, ensuring successful delivery while providing best-practice guidance and hands-on engineering expertise. 💼 Responsibilities Lead More ❯

Job Title: Network Security Engineer Location: Full Remote/outside IR35 Contract Type: 6-Month Initial Term (with potential for extension) Role Overview: We are seeking an experienced Network Security Engineer to support a strategic data centre migration project involving the transition to a segmented VRF architecture. The ideal candidate will have deep expertise … in Palo Alto firewall technologies and knowledge with Cisco VXLAN EVPN, and will be instrumental in implementing secure, scalable network solutions during this transformation. Key Responsibilities: - Lead the migration of legacy data centre environments into segmented VRFs, ensuring secure and efficient traffic separation via Palo Alto Infrastrcuture. - Design, deploy, and manage Palo Alto Next-Generation Firewalls (PA-Series, Panorama … GlobalProtect). - Configure and troubleshoot Cisco VXLAN EVPN overlays, including BGP EVPN control plane and VTEP deployments. - Implement network segmentation aligned with zero-trust principles. - Collaborate with infrastructure, cloud, and application teams to ensure secure connectivity during migration. - Perform firewall rule optimization, threat prevention tuning, and performance monitoring. - Document migration plans, network designs, and operational procedures. - Provide expert More ❯

Job Title: Network Security Engineer Location: Full Remote/outside IR35 Contract Type: 6-Month Initial Term (with potential for extension) Role Overview: We are seeking an experienced Network Security Engineer to support a strategic data centre migration project involving the transition to a segmented VRF architecture. The ideal candidate will have deep expertise … in Palo Alto firewall technologies and knowledge with Cisco VXLAN EVPN, and will be instrumental in implementing secure, scalable network solutions during this transformation. Key Responsibilities: - Lead the migration of legacy data centre environments into segmented VRFs, ensuring secure and efficient traffic separation via Palo Alto Infrastrcuture. - Design, deploy, and manage Palo Alto Next-Generation Firewalls (PA-Series, Panorama … GlobalProtect). - Configure and troubleshoot Cisco VXLAN EVPN overlays, including BGP EVPN control plane and VTEP deployments. - Implement network segmentation aligned with zero-trust principles. - Collaborate with infrastructure, cloud, and application teams to ensure secure connectivity during migration. - Perform firewall rule optimization, threat prevention tuning, and performance monitoring. - Document migration plans, network designs, and operational procedures. - Provide expert More ❯

Blue Cube Security is a trusted leader in Information and Cyber Security, serving organisations across the UK for over 25 years. As one of the country's most established security solution providers, we hold multiple industry accreditations, ISO certification, and have years of experience in our field. In recent years, we’ve expanded our capabilities to include … Professional Services and Managed Security Services, enabling us to deliver solutions tailored to the evolving needs of our clients. As our business continues to grow, we’re looking for skilled professionals to join our Cynergy Services team. The purpose of this role is to provide security consultancy and engineering services to Blue Cube Security customers, delivering security designs and building new security infrastructure helping to assist customers with the delivery of new functionality and service improvements. You will have design authority responsibilities for some elements of security infrastructure and be responsible for implementing those designs. This role also provides a critical issue function to assist with the resolution of complex problems and address any More ❯

Sales Engineer (Network/Security)£50,000 - £60,000 + Bonus (£5,000) + Hybrid Working (3 Days In Office Per Week) + Training + Progression + Expenses Covered + Other Great BenefitsOffice Based In Aldgate (London) Need To Be In Office 3 Days Per WeekAre you a Sales Engineer or an Engineer with knowledge … or experience with Networks or Security, that is looking to step into a highly autonomous role working for an industry leading firm that provides full technical training and development with the scope of you to become a go-to technical expert in your field On offer is a hybrid, days based role where you will be able to maintain … the public and private sector. They are going through a period of exponential growth as a group so looking to bring on new staff.This role would suit a Networking, security expert or a strong Technical Sales Engineer that is looking to further develop their career within an industry leading business that provides the best personal development and progression More ❯

Sales Engineer (Network/Security) £50,000 - £60,000 + Bonus (£5,000) + Hybrid Working (3 Days In Office Per Week) + Training + Progression + Expenses Covered + Other Great Benefits Office Based In Aldgate (London) Need To Be In Office 3 Days Per Week Are you a Sales Engineer or an Engineer with knowledge or experience with Networks or Security, that is looking to step into a highly autonomous role working for an industry leading firm that provides full technical training and development with the scope of you to become a go-to technical expert in your field? On offer is a hybrid, days based role where you will be … public and private sector. They are going through a period of exponential growth as a group so looking to bring on new staff. This role would suit a Networking, security expert or a strong Technical Sales Engineer that is looking to further develop their career within an industry leading business that provides the best personal development and progression More ❯

eligible items selected by employees, our mental and financial health resources, and our personalized learning opportunities - just to name a few! Job Description Your Career As a Customer Success Engineer within the SASE team, you will be part of a business-critical capability to enable our customers’ secure environments. You act as their day-to-day technical contact, building … relationships with them to ensure proper security integrations. This includes guidance for adoption, accelerated integrations with new cloud security products, and real-time support and strategy. You are someone who is highly technical, understands SASE technologies, and understands the complex world of cloud eco-systems and integrations. You love solving critical problems in challenging environments. In this role … you will work closely with CISOs, Security Architects, Customer Success Managers, and Development Operations teams within mid-to-large enterprises to implement best-in-class cloud security solutions. You will be the frontline defense against the world’s most pressing cybersecurity challenges. The end result for the client? Better digital protection. The end result for you? An important More ❯