1 to 25 of 31 Network Security Engineer Jobs in England

N etworking Security Engineer To £70k + Benefits + Training + Supportive Culture Based: Manchester Who's it for We are proud to be partnering with a leading tech employer with headquarters in Manchester. A business driven by both technology and great service, they now require a network security engineer to help support and develop … their internal IT network security capability. Employing over 500 IT staff they offer an amazing career opportunity, coupled with an award winning culture, brilliant training and support across all your certification pathways. The role The network security engineer will be a highly skilled individual aimed at designing, maintaining, and improving the overall network security … primarily). You will implement policies and procedures to aid other engineers to maintain secure delivery of support issues and projects. This is a hands-on role that delivers network security to a level that can deflect most if not all attacks aimed at the network infrastructure. This role reports directly into a Senior Networking Operations Manager More ❯

sight and hearing by delivering outstanding value, being loved by every customer and creating the place where all colleagues are proud to belong as we grow our business. The Network Platform team will own and develop (with the Enterprise Architecture team) the strategic network roadmap. Delivering changes, product development and maintenance required to achieve the objectives of the … The team will also provide support and technical expertise in the case of a major incident. They work closely with third-party partners to deliver a safe, resilient, robust Network Platform and continuously review the industry and market, testing new concepts and technologies that can add value. Your purpose The Network Security Engineer supports the Lead … Network Security Engineer in delivering the Network Security Roadmap. This role supports the implementation of Infosec-driven initiatives and acts as the second line of escalation for Network Security Incidents and ad hoc service and portfolio support requests. This role is accountable for establishing and maintaining secure network configurations, including firewalls, routers 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 More ❯

Job Overview: As a Network Security Engineering team member, the Senior Network Security Engineer will specialise in firewalls and routing. The ideal candidate is a flexible, self-motivated individual who excels at multitasking and thrives in a fast-paced, challenging environment. This self-starter will bring ingenuity and expertise to design, implement, and maintain secure … scalable, high-performing network solutions that connect on-premises and public cloud environments. The role emphasizes driving automation through Infrastructure-as-Code (IaC) and GitOps methodologies, ensuring optimal network performance, and integrating robust security measures. Responsibilities: Network Design and Implementation: Design and implement secure, scalable, and high-performing network solutions bridging on-premises and public … cloud environments. Leverage routing and switching expertise (e.g., BGP, OSPF, MPLS) to ensure network performance and reliability across diverse environments. Analyze operational needs and proactively develop creative network solutions to address security challenges. Security and Firewall Management: Manage firewall configurations for the CyberEnergianetwork based on operational requirements. Develop and implement network security tools, produce More ❯

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 More ❯

Network Security Engineer Location: Stevenage What's on offer: Alongside a competitive salary of circa £55,000 + shift allowance, enjoy a generous pension scheme, overtime, bonus incentives, and extensive leave options. If you're passionate about safeguarding networks and possess strong expertise with industry-leading security tools, this Network Security Engineer position … could be a perfect opportunity for you. What you'll be doing as the Network Security Engineer Supporting 24/7 security operations as part of the Internal Security Response (ISR) team, with a focus on incident response and triage. Designing, implementing, and maintaining robust security solutions around network infrastructure. Collaborating with cross … functional teams to enhance security policies, identify vulnerabilities, and optimise network tools. Engaging with firewalls such as Checkpoint, Cisco, or Palo Alto, and managing secure proxy solutions like Bluecoat and Riverbed. Monitoring, troubleshooting, and fine-tuning network architectures, routing, switching, VLANs, and load balancing features. Network Security Engineer experience & skills Strong understanding of networking More ❯

Policy Expert - IT Network Security Engineer Are you ready to transform the insurance industry? Policy Expert is a forward-thinking business that loves to get things done. Leveraging proprietary technology and smart data, we offer reliable products and a wow customer experience. Having achieved rapid growth since being founded in 2011, we've won over 1.5 million … our technology environment, responsible for designing, implementing, and maintaining all foundational technology systems that support business operations. This includes managing networks, servers, data centres, cloud platforms, storage solutions, and security frameworks to ensure that systems are reliable, scalable, and secure Your day to day: As our IT Network Security Engineer, you will play a pivotal role … in ensuring the security and resilience of our IT network and the wider business. Working closely with cross-functional teams, you will design, implement, and manage the network systems across our cloud and on-premises environments, ensuring that our systems are robust, scalable, and aligned with industry best practices. Main Responsibilities: Manage and optimize the company's 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 £55,000depending 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 ❯

Role: Senior Network Security Engineer Location : Oxford OR Southampton Rate: £450 per day (outside IR35) Duration: 12 months Key Skills: Checkpoint, Fortinet, Cisco, Solarwinds, Ivanti Pulse Also, eligibility for SC clearance is essential for this role - see note** Our Client: Public Sector/Government organisation The Role: To lead on the successful delivery of Network Security and Network Engineering operations across network infrastructure and voice. The successful candidate will be able to demonstrate: 8+ years' experience in network engineering up to and including senior Network engineering roles. Strong experience in Network Security issues. With expertise in Checkpoint, Fortinet, Solarwinds and Ivanti Pulse technologies. Excellent communication skills to be able … to articulate technical designs and principles to technical and non-technical stakeholders. Clean and current UK driving license Eligibility for the necessary security clearance is essential (see below) **You MUST be a full time Resident of the UK and have the right to work in the UK without the need for VISA sponsorship. You need to have lived and More ❯

Role: Senior Network Security Engineer Location : Oxford OR Southampton Rate: £450 per day (outside IR35) Duration: 12 months Key Skills: Checkpoint, Fortinet, Cisco, Solarwinds, Ivanti Pulse Also, eligibility for SC clearance is essential for this role - see note** Our Client: Public Sector/Government organisation The Role: To lead on the successful delivery of Network Security and Network Engineering operations across network infrastructure and voice. The successful candidate will be able to demonstrate: 8+ years' experience in network engineering up to and including senior Network engineering roles. Strong experience in Network Security issues. With expertise in Checkpoint, Fortinet, Solarwinds and Ivanti Pulse technologies. Excellent communication skills to be able … to articulate technical designs and principles to technical and non-technical stakeholders. Clean and current UK driving license Eligibility for the necessary security clearance is essential (see below) **You MUST be a full time Resident of the UK and have the right to work in the UK without the need for VISA sponsorship. You need to have lived and More ❯

and throw yourself in the deep end of tech. Within this role, you will report to the Head of security. You will play a senior role within the London network security team responsible for managing the entire infrastructure and networks. You will be able to bring your expertise to the table and work in a shared engineering environment. … This is a fantastic opportunity to join a cutting-edge trading and technology firm that pushes the boundaries of innovation in global markets and offers an environment where a Network Security Engineer can thrive. You'll have the opportunity to work on high-impact projects, protecting the infrastructure that powers industry-leading trading strategies. If you're … passionate about security and want to contribute to a company at the forefront of both finance and technology, this role offers the perfect blend of challenge and opportunity Responsibilities: Play the lead role with the network security team for London Gather requirements, implement solutions and support the global infrastructure Design configure and maintain Cisco ISE Automate security More ❯

Are you an experienced L3 Network Security Engineer looking for your next contract role? Join one of the world's leading IT services, consulting, and business solutions organization. Founded in 1968, the company consistently ranks among the top global IT service providers. With a presence in over 50 countries, the company has built a reputation for delivering … world's largest airline groups with 600+ aircraft carrying more than 122 million customers to 260 destinations across 91 countries each year. They are currently seeking an experienced L3 Network Security Engineer to join the team on a 6-month contract based in West London. Ready to make a move? Get in touch and apply today! Key … networking issues. Configure and manage wireless infrastructure, ensuring optimal performance and security. Assist in the deployment and maintenance of F5 load balancers. Collaborate with cross-functional teams to support network upgrades, migrations, and performance tuning. Required Skills: Expert-level experience with Juniper routing and switching platforms (eg, MX, EX, SRX). Strong understanding of wireless networking (802.11 standards, WLAN More ❯

I am currently working with an Insurance client in London who is looking for a Network Security Engineer to join their team. The aim of this role is to maintain network and security standards, provide support to the production environment, and ensure the proper implementation and enforcement of network and security policies across … the organization. Responsibilities: Monitor and optimize network performance, resolving issues promptly to maintain security and functionality. Design, implement, and manage enterprise network infrastructure, including WAN, LAN, SD-WAN, firewalls, VPNs, and wireless networks. Conduct regular vulnerability assessments and annual penetration tests, leading remediation efforts and related projects. Troubleshoot network problems and outages, schedule upgrades including service … packs, patches, hot fixes, and security configurations. Skills and Experience: Knowledge of firewalls, SD-WAN technology, Viptela, Cisco Umbrella, and strong routing & switching experience. Hands-on experience with vendors and network hardware/software such as Cisco, Palo Alto, Fortinet, etc. Strong technical knowledge of security network devices and other security networking hardware/software More ❯

Darkshield is an expert cybersecurity agency based in York, UK. We help organisations navigate an increasingly complex digital landscape by providing expert services in penetration testing, vulnerability assessment, managed security, and more. Our mission is to protect businesses by delivering tailored, cutting-edge cybersecurity solutions that keep them resilient and ahead of cyber threats. The Role We are looking … for a Network Security Engineer to design, implement, and maintain robust security solutions that protect our clients' networks from cyber threats. Key Responsibilities Design, implement, and maintain secure network architectures. Monitor and respond to security threats across network infrastructure. Conduct firewall configurations, VPN implementations, and intrusion prevention. Perform security audits and risk … assessments on network environments. Requirements Proven experience in network security engineering. Strong understanding of networking protocols, firewalls, IDS/IPS, and VPN technologies. Hands-on experience with security tools such as Cisco ASA, Palo Alto, Fortinet, and others. Knowledge of cloud networking and security (AWS, Azure, or Google Cloud) is a plus. 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 Engineer with a strong troubleshooting mindset and a growing interest in cybersecurity tools and processes. This isn't a rinse-and-repeat support desk role. You'll work on critical infrastructure, be trusted with important decisions, and have the chance to grow in both technical breadth and depth. With a new leadership team in place and investment … 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 More ❯

A fast-growing hedge fund is building its technology stack from the ground up and seeking a Cloud Network & Security Engineer to take ownership of its cloud networking and security infrastructure. As a Cloud-First, Multi-Cloud company leveraging AWS & Azure, they need an expert to design, secure, and optimize their cloud network architecture. This … is a unique opportunity to build and define the network for a cloud-first hedge fund. If you're a driven Network Engineer looking to make a real impact, apply now! Key Responsibilities: This is a blend of design, implementation, and support, giving you the chance to shape and build the network from scratch. You'll … be responsible for: Designing and delivering cloud-based and on-prem network and security solutions Working with Palo Alto Networks (essential), Cisco, or Arista Supporting a multi-cloud (AWS & Azure) and on-prem data center environment Collaborating with the Senior Technology stake-holders to define and implement best practices Helping build low-latency and high-performance networking (HFT More ❯

Press Tab to Move to Skip to Content Link Select how often (in days) to receive an alert: Network Security Engineer (Shift) Posting Date: 5 Aug 2025 Function: Cyber Security Unit: Business Location: Hatfield Business Park, Hatfield, United Kingdom Posting Date: 06/08/2025 Function: Cyber Security Location: Hatfield or Sheffield Please note … you to work on a shift pattern (days/nights). Locations: Sheffield or Hatfield Why this job matters This role exists to provide specialist technical support on complex network security and cyber security deployments for UK contracts. Building effective working relationships and trust through communication and meeting deadlines is key. Liaising with customer representatives or vendors … will also be part of the role. Supporting new products and services is crucial to stay industry and customer requirements and maintain BT's market position. As a Cyber Security Professional, you will support this area, working confidently and proactively to promote successful outcomes. What you'll be doing Be a cyber incident decision maker, ensuring mitigation controls and More ❯

an inclusive environment that helps them thrive. Are you ready to make a significant impact in the Utilities sector? Our client is seeking a talented and dedicated Networks and Security Support Engineer to join their dynamic team. This is your chance to enhance the security posture of a vital infrastructure while working in a fast-paced environment. … If you have a passion for network security and a proactive approach to problem-solving, we want to hear from you! Role: Networks and Security Support Engineer Duration: 6 Months Location: Reading Rate: 325 per day (umbrella) What You'll Do: As a Networks and Security Support Engineer, you will play a crucial role … in monitoring, managing, and responding to security incidents. Your responsibilities will include: Controlling communications at external and internal system boundaries using firewalls, Intrusion Protection Systems (IPS), and Security Information and Event Management (SIEM) tools. Updating and maintaining network access control (NAC) and antivirus solutions. Monitoring and reviewing logs to detect unauthorized access attempts and ensure compliance with More ❯

an inclusive environment that helps them thrive. Are you ready to make a significant impact in the Utilities sector? Our client is seeking a talented and dedicated Networks and Security Support Engineer to join their dynamic team. This is your chance to enhance the security posture of a vital infrastructure while working in a fast-paced environment. … If you have a passion for network security and a proactive approach to problem-solving, we want to hear from you! Role: Networks and Security Support Engineer Duration: 6 Months Location: Reading Rate: £325 per day (umbrella) What You'll Do: As a Networks and Security Support Engineer, you will play a crucial role … in monitoring, managing, and responding to security incidents. Your responsibilities will include: Controlling communications at external and internal system boundaries using firewalls, Intrusion Protection Systems (IPS), and Security Information and Event Management (SIEM) tools. Updating and maintaining network access control (NAC) and antivirus solutions. Monitoring and reviewing logs to detect unauthorized access attempts and ensure compliance with More ❯

Summer-Browning Associates is currently supporting our public sector client, who is seeking a Network Security Engineer for an initial twelve-month assignment with the option to extend. Location: Hybrid working - Kidlington or Southampton About the role: You will be responsible for day-to-day operation and control of all aspects of the client's sites and … local area communications network infrastructure including Voice. The ideal candidate will hold Active SC and have a strong background in delivery Network & Security support, with the following skills and experience: Experience with Checkpoint, Fortinet, Cisco & Solarwinds. Knowledge of IT and Voice Networks. Holds a recognised IT Networking qualification, or equivalent experience. Knowledge of Networking protocols & standards. More ❯

Summer-Browning Associates is currently supporting our public sector client, who is seeking a Network Security Engineer for an initial twelve-month assignment with the option to extend. Location: Hybrid working - Kidlington or Southampton About the role: You will be responsible for day-to-day operation and control of all aspects of the client's sites and … local area communications network infrastructure including Voice. The ideal candidate will hold Active SC and have a strong background in delivery Network & Security support, with the following skills and experience: Experience with Checkpoint, Fortinet, Cisco & Solarwinds. Knowledge of IT and Voice Networks. Holds a recognised IT Networking qualification, or equivalent experience. Knowledge of Networking protocols & standards. More ❯

MSP and preferred partner of the UK MOD. My client is experiencing exponential growth and demand and as such there is up to 3 positions available to join the Network Security team as they work on cutting edge network projects within the UK defense sector. On Offer - Salary up to £55k - Some flex D.O.E. - Hybrid working … days on site - Basingstoke - (Other locations can be considered but must be prepared to travel to Basingstoke once per week) - £6,000 - Vehicle allowance - Company Bonus 10% - Sponsored security clearance with 10% bonus upon achieving certification - Benefits pack - includes 10% pension, private medical, 26 days leave plus bank holidays etc - 1st class career progression and skill up opportunities What … do I need? - Past or current experience as a Network Engineer with exposure to network design - Skills with common networking tools, tech and protocols - Cisco, Juniper - TCP/IP, OSPF, BGP, etc - Experience or knowledge of Network security processes and tools such as IDS, IPS, Firewalls etc - Demonstrable network design skills with global vendors More ❯