26 to 47 of 47 Network Security Engineer Jobs in the UK

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 ❯

Cyber Security Engineer Location: Leeds City Centre (Hybrid: 3 days in the office, 2 days remote) Job Type: Full-Time Reports To: Security Operations Manager Salary: £30,000 – £45,000 + On-Call Allowance + Benefits Working Hours: 09:30–18:00 (core business hours are 08:00–18:00) On-Call: 1-in-4 rotation with … allowance, providing 24/7 coverage Company Overview The team supports a broad range of cutting-edge security technologies, helping customers secure their networks, applications, and infrastructure through proactive monitoring, management, and incident response. As demand for managed firewall and security services grows, my client is looking for a Cyber Security Engineer with strong networking fundamentals … and a willingness to learn advanced security technologies. This role is ideal for someone with 1–2 years of experience who wants to develop their skills in a supportive, growth-focused environment. Role Overview As a Cyber Security Engineer within the Security Operations Center (SOC), you will help manage and support customer network security More ❯

Cyber Security Engineer Location: Leeds City Centre (Hybrid: 3 days in the office, 2 days remote) Job Type: Full-Time Reports To: Security Operations Manager Salary: £30,000 – £45,000 + On-Call Allowance + Benefits Working Hours: 09:30–18:00 (core business hours are 08:00–18:00) On-Call: 1-in-4 rotation with … allowance, providing 24/7 coverage Company Overview The team supports a broad range of cutting-edge security technologies, helping customers secure their networks, applications, and infrastructure through proactive monitoring, management, and incident response. As demand for managed firewall and security services grows, my client is looking for a Cyber Security Engineer with strong networking fundamentals … and a willingness to learn advanced security technologies. This role is ideal for someone with 1–2 years of experience who wants to develop their skills in a supportive, growth-focused environment. Role Overview As a Cyber Security Engineer within the Security Operations Center (SOC), you will help manage and support customer network security 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, weve 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, were 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 inherent design More ❯

Network and Infrastructure Security Engineer Bromley, Kent Upto £50,000 per annum Full Time Are you ready to take ownership of a critical network environment and help shape the future of IT infrastructure in a collaborative, forward-thinking team? Were looking for a Network Engineer who thrives on solving complex challenges, enjoys working across … infrastructure and security domains, and is excited to contribute to a high-performing, close-knit team. This is more than just a technical role its an opportunity to bring your ideas to life, influence how we evolve our network, and play a key part in delivering secure, resilient, and scalable solutions that support the entire business. What youll … do Manage and optimise network infrastructure, including virtual networks, cloud infrastructure, and WAN technologies. Configure and maintain firewalls, routers, load balancers, and switches. Deploy security and operational updates in line with business guidelines. Monitor network performance and resolve bottlenecks. Collaborate with infrastructure and security engineers to align on requirements. Support and educate helpdesk staff on network More ❯

Network Engineer Bromley, Kent Up to £50,000 per annum Full time, permanent Are you ready to take ownership of a critical network environment and help shape the future of IT infrastructure in a collaborative, forward-thinking team? We’re looking for a Network Engineer who thrives on solving complex challenges, enjoys working across infrastructure … and security domains, and is excited to contribute to a high-performing, close-knit team. This is more than just a technical role — it’s an opportunity to bring your ideas to life, influence how we evolve our network, and play a key part in delivering secure, resilient, and scalable solutions that support the entire business. What you … ll do Manage and optimise network infrastructure, including virtual networks, cloud infrastructure, and WAN technologies. Configure and maintain firewalls, routers, load balancers, and switches. Deploy security and operational updates in line with business guidelines. Monitor network performance and resolve bottlenecks. Collaborate with infrastructure and security engineers to align on requirements. Support and educate helpdesk staff on More ❯

Network and Infrastructure Security Engineer Bromley, Kent Upto £50,000 per annum Full Time Are you ready to take ownership of a critical network environment and help shape the future of IT infrastructure in a collaborative, forward-thinking team? Were looking for a Network Engineer who thrives on solving complex challenges, enjoys working across … infrastructure and security domains, and is excited to c click apply for full job details More ❯

Network and Security Engineer - Palo Alto Outside IR35 Contract role Hybrid 3-4 visits per month/roughly 1 visit per week - Moorgate nearest tube Must be UK Citizen (due to role requirements) Outside IR35 contract opportunity for a Network and Security Engineer. This role will focus on implementing, testing and documenting a service roll … documentation with site-specific configuration details. Review service requests and raise change requests where required. Implement and test firewall policies using Panorama. Troubleshoot connectivity issues across networks, applications, and security devices. Collaborate with security and infrastructure teams to ensure compliance with policies and standards. Configure access policies in PAM systems. What you'll bring: Proven experience with Palo 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 ❯

This is an excellent opportunity for Network Engineer professionals to be part of leading-edge technology projects. Cognizants Cloud, Infrastructure & Security Services Practice provides end-to-end solutions covering architecture, design, implementation, management, and on-going support across the entire enterprise technology infrastructure. Our services include a spectrum of management, consulting, and systems integration services to help … our clients maximize value in their infrastructure resources, while optimizing infrastructure performance and cost. Key Responsibilities : Design, configure, and support scalable and secure enterprise network architectures across hybrid environments (on-premises and AWS Cloud). Implement and manage Cisco switching technologies and ensure optimal network performance and redundancy. Configure and maintain Palo Alto Networks Firewalls (both physical and … virtual), ensuring proper security policies and compliance. Administer and optimize dynamic routing protocols such as OSPF and BGP for efficient network traffic flow. Manage AWS networking components, including Transit Gateways, VPC Attachments, Security Groups, Endpoints, GWLB, ALB, NLB, and WAF. Provide technical leadership in wireless technologies and oversee deployments using Meraki products. Identify and implement automation opportunities More ❯

This is an excellent opportunity for Network Engineer professionals to be part of leading-edge technology projects. Cognizant’s Cloud, Infrastructure & Security Services Practice provides end-to-end solutions covering architecture, design, implementation, management, and on-going support across the entire enterprise technology infrastructure. Our services include a spectrum of management, consulting, and systems integration services to … help our clients maximize value in their infrastructure resources, while optimizing infrastructure performance and cost. Key Responsibilities : Design, configure, and support scalable and secure enterprise network architectures across hybrid environments (on-premises and AWS Cloud). Implement and manage Cisco switching technologies and ensure optimal network performance and redundancy. Configure and maintain Palo Alto Networks Firewalls (both physical … and virtual), ensuring proper security policies and compliance. Administer and optimize dynamic routing protocols such as OSPF and BGP for efficient network traffic flow. Manage AWS networking components, including Transit Gateways, VPC Attachments, Security Groups, Endpoints, GWLB, ALB, NLB, and WAF. Provide technical leadership in wireless technologies and oversee deployments using Meraki products. Identify and implement automation 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 ❯

Job Title: DevOps Engineer Location: Remote (Occasional Travel to London Required) Duration: 6 Months Rate: £435 per day - Umbrella Only Clearance: Active SC Clearance Preferred (SC Eligible Candidates Will Be Considered) Overview: We are seeking an experienced DevOps Engineer to join our team on a 6-month contract basis. The ideal candidate will have a strong background … in cloud infrastructure, CI/CD pipeline development, and container orchestration, along with current or eligible SC security clearance. This is a remote role with occasional travel to London. Key Responsibilities: Design, develop, and maintain CI/CD pipelines to streamline deployment processes Manage and optimize cloud infrastructure using services such as AWS, Azure, or GCP Implement and maintain … container orchestration platforms (e.g., Kubernetes, Docker) Monitor system performance, proactively identify issues, and implement resolutions Ensure security and compliance across cloud and on-premise environments Work closely with development teams to accelerate and improve release cycles Utilize infrastructure-as-code (IaC) tools such as Terraform or CloudFormation Write and maintain scripts using Bash and/or Python Set up More ❯

Lead DevOps Engineer AWS, Pulumi & Fargate Disruptive Tech Group You ll be joining a forward-thinking tech group made up of three innovative companies, a creative media brand, a marketing agency, and a SaaS analytics platform redefining how digital data connects the physical world. Your mission: help scale cloud infrastructure across all three brands as they move through a … working from home at the moment with no mandated office working hours Flexible working hours Opportunity to grow into a Head of DevOps or Technical Leadership role Lead DevOps Engineer AWS, Pulumi & Fargate Disruptive Tech Group More ❯

Role DevOps Engineer &##128171; Company SaaS, Database Encryption, Database Migration, B2B &##Tech Environment-agnostic (cloud and on-prem), Python, Terraform, K8s, Postgres, C++ &##Working Fully remote &##Workonomics is partnering with a recently funded B2B SaaS firm whose mission is to help companies break free from vendor lock . Many companies feel their most valuable data is held hostage by … large database providers; As the first UK-based DevOps Engineer , you'll redefine how DevOps is done and lay the foundations for infrastructure, automation, and reliability practices as the company scales. Fluency with IaC (Terraform or similar), scripting (Python, bash... More ❯

Senior DevOps Engineer Azure & AWS 80,000 90,000 basic + 10% bonus Watford (Hybrid 3 days in office) Were looking for a Senior DevOps Engineer to take ownership of a growing Azure platform (with some AWS) in a small, collaborative team. This is your chance to step up, shape the cloud estate, embed Terraform, and mentor others More ❯

DevOps/Cloud Infrastructure Engineer London (Hybrid 3 days on site) Full-time ASAP Were working with a fast-growing AI technology company thats scaling its infrastructure team and looking for an experienced DevOps/Cloud Infrastructure Engineer to help build and evolve a world-class cloud environment. Youll join a high-performing team of six engineers , working … years experience in DevOps/cloud infrastructure engineering Deep expertise with Kubernetes (EKS on AWS) Autonomy to own projects and drive innovation Work directly with top engineers across security, AI, and product Initial remote interview (culture/fit) # If youre passionate about building scalable, reliable systems and want to make an impact in the AI space, wed love More ❯