251 to 275 of 625 Network Security Jobs in the UK

Position: Network LAN Engineer Employment Type: Contract, Full time Start: ASAP Location: London - Hybrid Languages: English Role – We are seeking a highly skilled Network LAN Engineer to join our dynamic client’s IT team. In this role, you will be responsible for the design, implementation, and maintenance of … our Local Area Network (LAN) infrastructure, ensuring optimal network performance, security, and availability across the organization. Key skills: 5+ years of experience in LAN engineering or similar networking roles Strong knowledge of networking protocols (TCP/IP, DNS, DHCP, VLANs, etc.) Experience with enterprise-grade switches, routers … and firewalls (Cisco, HP, Juniper, etc.) Hands experience with Arista cloud and products - Essential to have. Familiarity with network monitoring tools (SolarWinds, Wireshark, etc.) Solid understanding of LAN design principles and best practices Consulting background is a plus. Strong communication skills (oral & written) Rights to work in the UK More ❯

I'm looking for a Head of Cyber Security to join a dynamic PE-backed business, and lead enterprise efforts across IT Security, Cyber Security and Information Security. Reporting directly into their CIO, you will lead a team of 4 and will drive the overall security strategy of the business forward - ensuring that security controls, policies and technologies effectively protect the organisation's assets, infrastructure and data. They are using the MS Security Stack including Defender, Sentinel and Entra ID, and are very ahead-of-the-curve in their respective sector. The ideal … loves being technically in the detail. This role will involve collaborating with the Senior Leadership Team, and providing expert guidance on threat mitigation and security best practices, and ultimately driving the organisation's security programme forward. Whilst they are based in London, they are open to considering candidates More ❯

work. Help build and keep the nation's critical infrastructure connected and protected 24/7. Reporting into the Head of Infrastructure Operations, the Network and Security Engineer is key to supporting Telent transformational programmes and continual service improvement, providing design, implementation and support of business-critical systems … in our Warwick HQ 1-2 days per week, as well as ad-hoc travel on occasion. What You'll Do: Design and implement security & networking solutions through to operational support, working across multi-supplier/multi-platform environments within the Telent group. Support the delivery of Security … technologies and deliver proof-of-value environments to support business needs. Produce, peer-review, and maintain high-level and low-level technical documentation and network schematics. Develop, implement, and maintain processes to ensure the continued security and efficiency of Telent networks. Identify and mitigate technology and service risks. More ❯

Our consultancy client are currently looking for a couple of experienced Security/DevSecOps engineers to join their business. They operate in the FS and energy space so experience in banking or insurance or energy is a must for these roles. Working across clients you will develop and execute … advanced security engineering strategies to fortify infrastructure, networks, and cloud environments. Lead security initiatives across the SDLC, integrating Static Application Security Testing (SAST), Dynamic Application Security Testing (DAST), Software Composition Analysis (SCA), and Container scanning using tools such as CheckmarxOne, Prisma Cloud, or equivalents. Collaborate with … cross-functional teams to embed security-by-design principles in all engineering efforts and design and implement robust endpoint protection and cloud security solutions to defend against evolving threats. You will implement and monitor cloud configurations to align with compliance standards and best practices, focusing on proactive defense More ❯

and people-first culture. We believe in celebrating one another's achievements, open communication, and transparent leadership. About the Position We're seeking a Security Engineer to join our team and ensure our rapidly growing platform remains secure for users worldwide. In this role, you'll handle security assessments, prioritise remediation actions, and work closely with Product and Operations teams. You'll also design and maintain security controls, enhance monitoring, and foster a security-first culture across the company. As a person, you'll be proactive rather than reactive, able to build cross functional relationships … and be able to articulate value and represent data in a way that can be consumed at all levels. Key Duties and Responsibilities Conducting security assessments and prioritising findings for remediation. Designing and maintaining application and infrastructure security controls. Enhancing security monitoring to detect abnormal behaviour. Implementing More ❯

We seek a Senior Cyber Security Analyst to be responsible for maintaining SecOps (Security Operations) solutions, controls and processes across the organisation. This role requires a deep understanding of SecOps concepts, technologies, and best practices, as well as the ability to collaborate effectively with cross-functional teams. What … you will be doing as a Senior Cyber Security Analyst Investigate security alerts from our SIEM tool and provide appropriate incident response actions. Liaise with technology and business stakeholders about cyber security issues/incidents providing clear descriptions and actions. Support the Cyber Security Operations Lead … for security and privacy incidents, triaging events and performing root cause analysis to understand how incidents arise. There is a need to be on call. Monitor, analyse and optimise SecOps tool performance (e.g. SIEM), identify potential issues, and recommend and implement proactive solutions. Collaborate with stakeholders to understand business More ❯

A career that's not just fulfilling but a bit like joining an exclusive club of the happiest eye-care professionals. As an IT Security Operations Engineer, you will play a crucial role in safeguarding our IT systems and infrastructure against cyber threats. You will also receive: Exciting calendar … and expanding team, immersing yourself in our award-winning Hakim Group culture. About the Role You will be responsible for configuring and managing our security systems, monitoring security events, analysing potential security incidents, and coordinating incident response activities to protect our organisation's assets. KEY RESPONSIBILITIES Act … as a primary point of contact for security incidents and alerts detected by our security monitoring systems. Monitor and analyse security logs, alerts, and reports to identify suspicious activity and potential threats. Investigate security incidents, conduct forensic investigations, and implement remediation actions to contain and mitigate More ❯

Responsibilities Designing, implementing, and overseeing network infrastructures Configuring, supervising, and enhancing firewalls, VPNs, IDS/IPS, and other security measures Investigating and mitigating network and security incidents Maintaining the reliability, efficiency, and protection of the network Offering expertise and assistance to internal teams on IT … Recording and maintaining documentation of network infrastructure Partnering with external service providers Evaluating and deploying emerging technologies Qualifications A degree in computer science, information security, or an equivalent Extensive experience in network and IT security Proficiency with firewalls, VPN technologies, and intrusion detection/prevention Strong … understanding of network protocols Certifications like CCNA, CCNP, PCNSE, or similar credentials More ❯

Manchester, delivering high-quality networking and IT infrastructure services to businesses of all sizes. Due to continued expansion, we are looking for a Junior Network Engineer/Network Technician to join our team. This is an exciting opportunity for a passionate and technically minded individual looking to develop … a career in IT networking. Role Overview As a Junior Network Engineer , you will work alongside experienced IT professionals to support and maintain network infrastructure, troubleshoot connectivity issues, and assist in network installations. This role provides valuable hands-on experience with real-world networking environments and is … ideal for someone eager to build technical expertise in a fast-paced industry. Key Responsibilities Assisting with the setup, configuration, and maintenance of network hardware, including routers, switches, and firewalls Supporting day-to-day network operations by diagnosing and resolving connectivity issues Assisting in the management of LAN More ❯

you like to be an Engineer that builds the Cloud, rather than an Engineer that just uses it? At Amazon Web Services (AWS), our Network Development Engineers look after the behind-the-scenes network and tools that make the world's largest cloud computing infrastructure possible. As a … Network Development Engineer, you will be responsible for building and operating the network infrastructure where you will learn the tools, services, and components that the team relies upon every day. Through close collaboration, support, and exchange of ideas, we share a common goal to serve our external customers … be working with the most advanced tools, processes, and talented people in the industry to make the Cloud a reality. Key job responsibilities A Network Development Engineer is responsible for engineering, implementation, scalability, operations, reliability, and sustainability of our next-generation networks. An NDE will utilise their networking skills More ❯

Role Description This is a full-time hybrid role for an Information Security Manager with 2nd and 3rd Line IT support experience. The role involves day-to-day tasks associated with planning, implementing, and maintaining an Information Security Management System (ISMS), including managing cybersecurity risks, implementing network security measures, and ensuring compliance with industry standards. The Information Security Manager will also provide IT support to the company and will be based in the London office, with flexibility for some remote work. Your past experience must include 2nd and 3rd line infrastructure support where you … are able to advise and direct the technical team. Qualifications Experience in Information Security Management and creating and implementing an ISMS Experience in Cybersecurity and Network Security Expertise in Information security best practices and standards Excellent problem-solving skills and attention to detail Strong communication and More ❯

THE WORK: Ripple is reshaping the way the world sees financial transactions, and our IT backbone is crucial to this vision! As a Staff Network Engineer with 8-10 years of deep technical expertise, you'll lead the development, optimization, and maintenance of our expansive corporate network infrastructure. … role is key to ensuring our global operations are seamless, secure, and scalable. You will collaborate with multi-functional teams, including Engineering and Information Security, to architect a robust network supporting Ripple's innovative platform. WHAT YOU'LL DO: Lead design, implementation, and refinement of Ripple's global … network infrastructure, including on-premise and AWS solutions, VPN configurations, and network virtualization. Provide technical leadership and innovative solutions for complex challenges. Engineer and refine network monitoring systems to ensure optimal performance and reliability. Collaborate with the Information Security team to fortify the network against More ❯

are embarking on exciting, cutting-edge projects within the cybersecurity domain. Your new role It's your job to keep our client's customers' network security systems secure. This might involve identifying and understanding contract security obligations, managing security compliance to ISO27001, managing operational risk and … monitoring security awareness programme wide. The main function of your role will be working closely with their customers, operational teams and your delivery colleagues. You will be ensuring compliance to agreed standards such as ISO27001 for network security solutions in a constantly evolving environment, reacting to requirements … Be self-motivated and proactive. Be comfortable challenging and working to strict deadlines. Lead on large complex deliveries. Have a proven track record in Security Information Assurance Have working knowledge of deploying and maintaining an ISMS. Be organised and able to multi-task. Use your initiative and be comfortable More ❯

We are seeking a highly skilled and experienced OT Senior Cyber Security Analyst to join our Security Operations team at Thames Water, the UK's largest water company. This role involves maintaining SecOps solutions, controls, and processes, mentoring the SOC team, and managing OT alerts and incidents. The … ideal candidate will have a deep understanding of SecOps, IT, and OT environments, with responsibilities including incident management, threat detection, and security improvement. Strong communication skills are essential for collaboration with cross-functional teams. Key Responsibilities Contextualise OT Specific Threats: Understand OT estate, threats, and controls; analyze network traffic with tools like Claroty; build relationships with Operations teams. Maintain Security Operations: Improve security processes; support tools like Microsoft Sentinel, SOAR, EDR/XDR, and PAM; reduce alert fatigue and improve incident resolution times. Proactive Risk Remediation: Identify and evaluate risks; perform threat hunting; demonstrate risk More ❯

Job Title: Lead Network Engineer Location: Remote (UK-based) with occasional travel to Leeds Salary: c.£85,000 Why Apply? Are you an experienced network professional with a passion for infrastructure excellence, technical leadership, and automation? This is an exciting opportunity to take the next step in your … career as a Lead Network Engineer. With a presence across multiple international markets and a focus on cutting-edge technology, this is a Full time engineering role offering challenge, scale, and the opportunity to make a real impact in a global, cloud-first environment. Lead Network Engineer Responsibilities … Design, implement, and support scalable and resilient network infrastructure Ensure network availability, performance, and security across a global landscape Lead technical decision-making and architecture reviews within the network domain Automate operational tasks using tools like Ansible and Scripting languages such as Python Act as a More ❯

Job Title: Lead Network Engineer Location: Remote (UK-based) with occasional travel to Leeds Salary: c.£85,000 Why Apply? Are you an experienced network professional with a passion for infrastructure excellence, technical leadership, and automation? This is an exciting opportunity to take the next step in your … career as a Lead Network Engineer. With a presence across multiple international markets and a focus on cutting-edge technology, this is a full-time engineering role offering challenge, scale, and the opportunity to make a real impact in a global, cloud-first environment. Lead Network Engineer Responsibilities … Design, implement, and support scalable and resilient network infrastructure Ensure network availability, performance, and security across a global landscape Lead technical decision-making and architecture reviews within the network domain Automate operational tasks using tools like Ansible and scripting languages such as Python Act as a More ❯

lives of millions of people each day to make life better, and keep us safer. We innovate across the major industries of Aerospace, Defence, Security and Space. Your health and well-being matters to us and that's why we offer you the flexibility to do what's important … flex your start and finish times. Where possible, we support a working pattern that suits your lifestyle and helps you reach your ambitions. Cyber Security Architect LIFE AS A THALES CYBER SECURITY ARCHITECT We are looking for Cyber Security Architects to join our growing team. As a … Cyber Security Architect, you'll work on complex systems provided by Thales and provide specialist security architecture, technical leadership and guidance, to enable Thales to devise, develop and maintain reliable, secure, accreditable and economically sustainable security solutions to meet the project needs. You will advise on the More ❯

Impactful Security Role in Highly Regulated Industry Participate in exciting technical projects. About Our Client Our client is a global major player in the pharmaceutical sector with a strong presence in the UK and Europe. Job Description Secure and maintain the IT infrastructure, including networks, servers, and cloud environments. … Implement, monitor, and manage security solutions such as firewalls, IDS/IPS, and endpoint protection. Conduct vulnerability assessments on the infrastructure. Ensure compliance with regulatory requirements (e.g., GDPR, ISO 27001) and industry best practices. Investigate security incidents, perform root cause analysis, and implement corrective actions. Provide technical support … and guidance on security-related matters to IT and business teams. Keep up to date with emerging security threats and recommend proactive measures. Assist in disaster recovery and business continuity planning. The Successful Applicant Essential Proven experience in IT infrastructure security. Strong knowledge of network security More ❯

Senior Network Specialist with Security and Cisco - City London Our Client urgently requires a Senior Network Specialist with a heavy background in Network Security on Cisco and Microsoft. The security and support of the company's network is paramount. This is predominantly a … Support IPS deployment for European branches. Develop, maintain and deliver global standards to all networking devices. Remediate Penetration Test results. Ensure seamless migration of network estate to newly adopted security framework. General Skills: Experience working within mission-critical environments. Experience in operational deployments. Datacentre cabling and racking of … 6500s. CISCO certification, ideally CCNP. CISCO CSM. VLAN segregation. McAfee HIPS, Trend Micro. Centralised authentication service (AAA). SafeNet Ethernet Encryptor. RADIUS/RSA. Security certification (advantageous). You will also need to have an understanding of the following technologies: VLAN segregation. DMZ. VSS. Failover. OSPF. High availability. CISCO. More ❯

Role Purpose: This is an exciting opportunity to join a dynamic security solutions team in which you will be responsible for the management and delivery of client security programs. As part of a passionate delivery team, you should have a strong passion for IT security and a … of running Vulnerability Exposure Management programs is essential. Summary: This is an opportunity to work in a fun and challenging environment, using market-leading security testing tools and platforms to provide security testing services to our large client base. You will play a key role in delivering and … managing client security programs all year round, as well as building relationships with clients and ensuring that our services are meeting their needs. You will also be given every opportunity to help shape the direction of the department as well as assist with the development of new service lines More ❯

every decision we make and action we take, guiding us to deliver impact how and where it matters most. Connect to your opportunity A Security Architect operates as a senior member of the team, responsible for the design of technical security solutions, maintaining documentation, developing architecture patterns and … approaches for new technologies and solutions. As a senior member of the team, the Security Architect also brings experience in managing and supporting people and helps others thrive in their careers. The Security Architect will lead technical engagements and bring together technical security SMEs such as Identity … Security Testing, and Privacy to solve business problems. As a senior member of the technical team, security architects must develop relationships with key stakeholders, understand a client's security policy framework, and design solutions that will meet our client requirements. Our projects vary greatly, and your responsibility More ❯

every decision we make and action we take, guiding us to deliver impact how and where it matters most. Connect to your opportunity A Security Architect operates as a senior member of the team, responsible for the design of technical security solutions, maintaining documentation, developing architecture patterns and … approaches for new technologies and solutions. As a senior member of the team, the Security Architect also brings experience in managing and supporting people and helps others thrive in their careers. The Security Architect will lead technical engagements and bring together technical security SMEs such as Identity … Security Testing, and Privacy to solve business problems. As a senior member of the technical team, security architects must develop relationships with key stakeholders, understand a client's security policy framework, and design solutions that will meet our client requirements. Our projects vary greatly, and your responsibility More ❯

every decision we make and action we take, guiding us to deliver impact how and where it matters most. Connect to your opportunity A Security Architect operates as a senior member of the team, responsible for the design of technical security solutions, maintaining documentation, developing architecture patterns and … approaches for new technologies and solutions. As a senior member of the team, the Security Architect also brings experience in managing and supporting people and helps others thrive in their careers. The Security Architect will lead technical engagements and bring together technical security SMEs such as Identity … Security Testing, and Privacy to solve business problems. As a senior member of the technical team, security architects must develop relationships with key stakeholders, understand a client's security policy framework, and design solutions that will meet our client requirements. Our projects vary greatly, and your responsibility More ❯

every decision we make and action we take, guiding us to deliver impact how and where it matters most. Connect to your opportunity A Security Architect operates as a senior member of the team, responsible for the design of technical security solutions, maintaining documentation, developing architecture patterns and … approaches for new technologies and solutions. As a senior member of the team, the Security Architect also brings experience in managing and supporting people and helps others thrive in their careers. The Security Architect will lead technical engagements and bring together technical security SMEs such as Identity … Security Testing, and Privacy to solve business problems. As a senior member of the technical team, security architects must develop relationships with key stakeholders, understand a client's security policy framework, and design solutions that will meet our client requirements. Our projects vary greatly, and your responsibility More ❯

every decision we make and action we take, guiding us to deliver impact how and where it matters most. Connect to your opportunity A Security Architect operates as a senior member of the team, responsible for the design of technical security solutions, maintaining documentation, developing architecture patterns and … approaches for new technologies and solutions. As a senior member of the team, the Security Architect also brings experience in managing and supporting people and helps others thrive in their careers. The Security Architect will lead technical engagements and bring together technical security SMEs such as Identity … Security Testing, and Privacy to solve business problems. As a senior member of the technical team, security architects must develop relationships with key stakeholders, understand a client's security policy framework, and design solutions that will meet our client requirements. Our projects vary greatly, and your responsibility More ❯