Network Security Jobs in London

26 to 50 of 64 Network Security Jobs in London

Security Engineer

London, United Kingdom
Ascendion
8+ years of experience as a Security Engineer or in a similar role within a banking or financial services environment . Strong knowledge of network security, cloud security (AWS/Azure/GCP), encryption, IAM, endpoint protection, and SIEM solutions . Hands-on experience with tools such as Splunk, CrowdStrike, Qualys, Nessus, Palo Alto, Fortinet, or … similar . Solid understanding of security frameworks and standards: NIST, CIS Controls, ISO 27001 , and compliance mandates relevant to banking. Familiarity with secure coding practices and DevSecOps pipelines. Experience with incident response, security monitoring, and digital forensics. More ❯
Employment Type: Permanent
Posted:

Business Development Representative - France

London, United Kingdom
Gigamon
fast, stay secure and innovate. We provide the industry's first elastic visibility and analytics fabric, which closes the cloud visibility gap by enabling cloud tools to see the network and network tools to see the cloud. With visibility across their hybrid cloud network, organizations can improve customer experience, eliminate security blind spots, and reduce cost … update the sales team, including the Channel team, with prospect information/feedback. Who you are: Minimum 1-2 years of Lead Generation or Inside Sales experience selling IT Network, security software, or software-as-a-service preferred. Ability to develop qualified leads for the sales force through outbound and inbound telephone contact with limited assistance from team More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Technical Architect

London Area, United Kingdom
Tata Consultancy Services
Overall governance of Azure Infrastructure and Platform. Design and Architecture knowledge for Azure Landing zone. Closely working on IAAS and Platform projects aligned with different support teams, Technical Architect, Security Team, Service Manager through a DevOps board. Management of Azure Landing Zone subscription hosting Infrastructure components. Migration of Application Workload from Legacy Management group and Subscriptions to Azure Landing … and subscriptions. Deliver Server using CIS hardened image for 2019/2022, App Services, SQL Managed Instance, SQL Database Server. Ensure high availability of services. Deliver secure way of network routing using Application Gateway, Azure Firewall, Network Security Group. Design and Configuration of point-to-site and site-to-site for high secure VPN connectivity from end … user’s device and Sizewell C various offices and sites. Configuration of Data Lake storage, ensuring security hardening. Compliance of backup and restoration. Integration of IAAS, PAAS and SAAS application with Microsoft Entra ID (AAD) for secure access through SAML SSO. Maintain the lifecycle of Enterprise Application and App registration certificate. Closely working With Security Architect and Team More ❯
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Technical Architect

City of London, London, United Kingdom
Tata Consultancy Services
Overall governance of Azure Infrastructure and Platform. Design and Architecture knowledge for Azure Landing zone. Closely working on IAAS and Platform projects aligned with different support teams, Technical Architect, Security Team, Service Manager through a DevOps board. Management of Azure Landing Zone subscription hosting Infrastructure components. Migration of Application Workload from Legacy Management group and Subscriptions to Azure Landing … and subscriptions. Deliver Server using CIS hardened image for 2019/2022, App Services, SQL Managed Instance, SQL Database Server. Ensure high availability of services. Deliver secure way of network routing using Application Gateway, Azure Firewall, Network Security Group. Design and Configuration of point-to-site and site-to-site for high secure VPN connectivity from end … user’s device and Sizewell C various offices and sites. Configuration of Data Lake storage, ensuring security hardening. Compliance of backup and restoration. Integration of IAAS, PAAS and SAAS application with Microsoft Entra ID (AAD) for secure access through SAML SSO. Maintain the lifecycle of Enterprise Application and App registration certificate. Closely working With Security Architect and Team More ❯
Posted:

Technical Architect

london, south east england, united kingdom
Tata Consultancy Services
Overall governance of Azure Infrastructure and Platform. Design and Architecture knowledge for Azure Landing zone. Closely working on IAAS and Platform projects aligned with different support teams, Technical Architect, Security Team, Service Manager through a DevOps board. Management of Azure Landing Zone subscription hosting Infrastructure components. Migration of Application Workload from Legacy Management group and Subscriptions to Azure Landing … and subscriptions. Deliver Server using CIS hardened image for 2019/2022, App Services, SQL Managed Instance, SQL Database Server. Ensure high availability of services. Deliver secure way of network routing using Application Gateway, Azure Firewall, Network Security Group. Design and Configuration of point-to-site and site-to-site for high secure VPN connectivity from end … user’s device and Sizewell C various offices and sites. Configuration of Data Lake storage, ensuring security hardening. Compliance of backup and restoration. Integration of IAAS, PAAS and SAAS application with Microsoft Entra ID (AAD) for secure access through SAML SSO. Maintain the lifecycle of Enterprise Application and App registration certificate. Closely working With Security Architect and Team More ❯
Posted:

Technical Architect

london (city of london), south east england, united kingdom
Tata Consultancy Services
Overall governance of Azure Infrastructure and Platform. Design and Architecture knowledge for Azure Landing zone. Closely working on IAAS and Platform projects aligned with different support teams, Technical Architect, Security Team, Service Manager through a DevOps board. Management of Azure Landing Zone subscription hosting Infrastructure components. Migration of Application Workload from Legacy Management group and Subscriptions to Azure Landing … and subscriptions. Deliver Server using CIS hardened image for 2019/2022, App Services, SQL Managed Instance, SQL Database Server. Ensure high availability of services. Deliver secure way of network routing using Application Gateway, Azure Firewall, Network Security Group. Design and Configuration of point-to-site and site-to-site for high secure VPN connectivity from end … user’s device and Sizewell C various offices and sites. Configuration of Data Lake storage, ensuring security hardening. Compliance of backup and restoration. Integration of IAAS, PAAS and SAAS application with Microsoft Entra ID (AAD) for secure access through SAML SSO. Maintain the lifecycle of Enterprise Application and App registration certificate. Closely working With Security Architect and Team More ❯
Posted:

Project Leader (Senior Enterprise Systems Architecture)

London, United Kingdom
Kwantlen Polytechnique University
business processing. Proven work experience in business process analysis, developing LEAN business process methodologies. Knowledge of modern infrastructures such as storage area networks, virtualization, high availability design, operating systems, network architecture, enterprise network management systems, etc. Superior organizational skills with the ability to set priorities, follow-up and meet challenging deadlines. Ability to research, evaluate and plan the … controllers, and managing Group Policy Objects (GPOs) to organize devices, users, groups, and service accounts and enforce Role-Based Access Control (RBAC) and permissions. Experience with monitoring system performance, security logs, and compliance reports for the Windows domain, AD, PKI, Microsoft Identity Manager (MIM), and Azure AD environments. Ability to work in collaboration with network, security, and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Cyber & Technology Security Manager - Data Center

City of London, London, United Kingdom
AirSearch
Cyber & Technology Security Manager - Data Center Location: London/UK Salary: £85- £95k + Travel Allowance £5k/Anum , Bonus (2x salary), Pension, Life Assurance, Healthcare, Income Protection Contract: Permanent Reporting to: Senior European IT Director Are you ready to take full ownership of a high-profile cybersecurity function, shaping strategy across both IT and Operational Technology (OT)? This … is a rare opportunity to lead from the front, influencing policy, overseeing technical security controls, and embedding a proactive, cyber-resilient culture across the business. The Role You will be the driving force behind our cybersecurity strategy, ensuring robust protection for our IT systems, OT infrastructure, and critical business data. Reporting directly to the Senior European IT Director, you … and promote best practice in technology risk management. Key Responsibilities: Develop, implement, and maintain a robust cybersecurity strategy and governance framework aligned with business and regulatory requirements. Oversee technical security controls including firewalls, IDS/IPS, SIEM, IAM, endpoint protection, and cloud security (Azure, AWS). Lead threat detection, incident response, and recovery, ensuring minimal business disruption. Manage More ❯
Posted:

Cyber & Technology Security Manager - Data Center

London Area, United Kingdom
AirSearch
Cyber & Technology Security Manager - Data Center Location: London/UK Salary: £85- £95k + Travel Allowance £5k/Anum , Bonus (2x salary), Pension, Life Assurance, Healthcare, Income Protection Contract: Permanent Reporting to: Senior European IT Director Are you ready to take full ownership of a high-profile cybersecurity function, shaping strategy across both IT and Operational Technology (OT)? This … is a rare opportunity to lead from the front, influencing policy, overseeing technical security controls, and embedding a proactive, cyber-resilient culture across the business. The Role You will be the driving force behind our cybersecurity strategy, ensuring robust protection for our IT systems, OT infrastructure, and critical business data. Reporting directly to the Senior European IT Director, you … and promote best practice in technology risk management. Key Responsibilities: Develop, implement, and maintain a robust cybersecurity strategy and governance framework aligned with business and regulatory requirements. Oversee technical security controls including firewalls, IDS/IPS, SIEM, IAM, endpoint protection, and cloud security (Azure, AWS). Lead threat detection, incident response, and recovery, ensuring minimal business disruption. Manage More ❯
Posted:

Cyber & Technology Security Manager - Data Center

london, south east england, united kingdom
AirSearch
Cyber & Technology Security Manager - Data Center Location: London/UK Salary: £85- £95k + Travel Allowance £5k/Anum , Bonus (2x salary), Pension, Life Assurance, Healthcare, Income Protection Contract: Permanent Reporting to: Senior European IT Director Are you ready to take full ownership of a high-profile cybersecurity function, shaping strategy across both IT and Operational Technology (OT)? This … is a rare opportunity to lead from the front, influencing policy, overseeing technical security controls, and embedding a proactive, cyber-resilient culture across the business. The Role You will be the driving force behind our cybersecurity strategy, ensuring robust protection for our IT systems, OT infrastructure, and critical business data. Reporting directly to the Senior European IT Director, you … and promote best practice in technology risk management. Key Responsibilities: Develop, implement, and maintain a robust cybersecurity strategy and governance framework aligned with business and regulatory requirements. Oversee technical security controls including firewalls, IDS/IPS, SIEM, IAM, endpoint protection, and cloud security (Azure, AWS). Lead threat detection, incident response, and recovery, ensuring minimal business disruption. Manage More ❯
Posted:

Cyber & Technology Security Manager - Data Center

london (city of london), south east england, united kingdom
AirSearch
Cyber & Technology Security Manager - Data Center Location: London/UK Salary: £85- £95k + Travel Allowance £5k/Anum , Bonus (2x salary), Pension, Life Assurance, Healthcare, Income Protection Contract: Permanent Reporting to: Senior European IT Director Are you ready to take full ownership of a high-profile cybersecurity function, shaping strategy across both IT and Operational Technology (OT)? This … is a rare opportunity to lead from the front, influencing policy, overseeing technical security controls, and embedding a proactive, cyber-resilient culture across the business. The Role You will be the driving force behind our cybersecurity strategy, ensuring robust protection for our IT systems, OT infrastructure, and critical business data. Reporting directly to the Senior European IT Director, you … and promote best practice in technology risk management. Key Responsibilities: Develop, implement, and maintain a robust cybersecurity strategy and governance framework aligned with business and regulatory requirements. Oversee technical security controls including firewalls, IDS/IPS, SIEM, IAM, endpoint protection, and cloud security (Azure, AWS). Lead threat detection, incident response, and recovery, ensuring minimal business disruption. Manage More ❯
Posted:

Lead Network Engineer - Cloud, Cisco - UK Only

London, United Kingdom
Jump IT Recruitment
CCIE, JNCIE-N, CCDE, PCNSE, NSE 7, NSE 8, Cisco, Palo Alto, Fortinet, Juniper, VMWare, Network Architect, Network Lead, WANS, Network Design, AZURE VPM, Virtual WANS, Firewalls, DNS Social Media can work! This is a new client to Jump, who has contacted us due to shared values after reading our posts! We have been asked to find … an experienced Senior/Lead Network Engineer with strong cloud experience to join our clients growing team. Azure cloud experience preferred, on top of broad networking experience across WANS, Architecture, Firewalls and Network security. This isn't a junior role looking for someone to step up but more of a seasoned network/cloud network expert. … Strong Cisco background preferred (CCIE certified level) or equivalent with Palo Alto, Fortinet, Juniper, VMWare. Ability to lead network projects, sit on key meetings, share expertise with the team needed. Candidates must be UK based as there will be a need for some site visits across the UK. Permanent only. No sponsorship or visa transfer support on offer. Excellent More ❯
Employment Type: Permanent
Salary: £55000 - £90000/annum +Bens+Potential
Posted:

Lead Network Engineer - Cloud, Cisco - UK Only

London, South East, England, United Kingdom
Jump IT Recruitment Solutions Ltd
CCIE, JNCIE-N, CCDE, PCNSE, NSE 7, NSE 8, Cisco, Palo Alto, Fortinet, Juniper, VMWare, Network Architect, Network Lead, WANS, Network Design, AZURE VPM, Virtual WANS, Firewalls, DNS Social Media can work! This is a new client to Jump, who has contacted us due to shared values after reading our posts! We have been asked to find … an experienced Senior/Lead Network Engineer with strong cloud experience to join our client's growing team. Azure cloud experience preferred, on top of broad networking experience across WANS, Architecture, Firewalls and Network security. This isn't a junior role looking for someone to step up, but more of a seasoned network/cloud network expert. Strong Cisco background preferred (CCIE certified level) or equivalent with Palo Alto, Fortinet, Juniper, VMWare. The ability to lead network projects, sit on key meetings, and share expertise with the team is needed. Candidates must be UK-based as there will be a need for some site visits across the UK. Permanent only. No sponsorship or visa More ❯
Employment Type: Full-Time
Salary: £55,000 - £90,000 per annum
Posted:

Network Specialist

Battersea, London, United Kingdom
Tenth Revolution Group
partners. Configure and administer firewalls (rules, VPNs, HA, traffic shaping). Manage enterprise switching environments (Mellanox and Meraki). Collaborate with systems/platform teams for scalable deployments. Ensure network security, redundancy, and compliance. Document network topology, standards, and troubleshooting procedures. Support migrations, incident response, and performance tuning. Candidate Profile Essential Skills & Experience: Proven experience in data More ❯
Employment Type: Contract
Rate: £350 - £600/day Private Medical Care
Posted:

Network Specialist

South West London, London, England, United Kingdom
Tenth Revolution Group
partners. Configure and administer firewalls (rules, VPNs, HA, traffic shaping). Manage enterprise switching environments (Mellanox and Meraki). Collaborate with systems/platform teams for scalable deployments. Ensure network security, redundancy, and compliance. Document network topology, standards, and troubleshooting procedures. Support migrations, incident response, and performance tuning. Candidate Profile Essential Skills & Experience: Proven experience in data More ❯
Employment Type: Contractor
Rate: £350 - £600 per day
Posted:

AWS Security Engineer

City of London, London, United Kingdom
Levy Global
AWS Cloud Security Engineer – Contract (Inside IR35) Hybrid 2/3 days from the London office We are seeking an experienced Cloud Security Engineer with a strong emphasis on AWS. This is a hands on role, the successful candidate will be responsible for designing, implementing, and maintaining secure cloud infrastructure, ensuring a robust security posture and supporting … continuous delivery of our applications. Key Responsibilities: Design and implement secure AWS cloud infrastructure, focusing on system architecture, Identity and Access Management (IAM), encryption, data protection, and network security. Collaborate with the Information Security and application teams to drive cloud security initiatives and align with the broader security strategy. Enhance and secure CI/CD pipelines … across multiple applications by embedding secure coding and DevSecOps best practices. Develop automation tools and scripts to streamline security processes, monitor key security metrics, and support operational demands. Stay up to date with emerging threats, industry trends, and mitigation techniques to continually improve cloud security controls. Required Skills and Experience: Minimum 3 years in a DevSecOps capacity More ❯
Posted:

AWS Security Engineer

London Area, United Kingdom
Levy Global
AWS Cloud Security Engineer – Contract (Inside IR35) Hybrid 2/3 days from the London office We are seeking an experienced Cloud Security Engineer with a strong emphasis on AWS. This is a hands on role, the successful candidate will be responsible for designing, implementing, and maintaining secure cloud infrastructure, ensuring a robust security posture and supporting … continuous delivery of our applications. Key Responsibilities: Design and implement secure AWS cloud infrastructure, focusing on system architecture, Identity and Access Management (IAM), encryption, data protection, and network security. Collaborate with the Information Security and application teams to drive cloud security initiatives and align with the broader security strategy. Enhance and secure CI/CD pipelines … across multiple applications by embedding secure coding and DevSecOps best practices. Develop automation tools and scripts to streamline security processes, monitor key security metrics, and support operational demands. Stay up to date with emerging threats, industry trends, and mitigation techniques to continually improve cloud security controls. Required Skills and Experience: Minimum 3 years in a DevSecOps capacity More ❯
Posted:

AWS Security Engineer

london, south east england, united kingdom
Levy Global
AWS Cloud Security Engineer – Contract (Inside IR35) Hybrid 2/3 days from the London office We are seeking an experienced Cloud Security Engineer with a strong emphasis on AWS. This is a hands on role, the successful candidate will be responsible for designing, implementing, and maintaining secure cloud infrastructure, ensuring a robust security posture and supporting … continuous delivery of our applications. Key Responsibilities: Design and implement secure AWS cloud infrastructure, focusing on system architecture, Identity and Access Management (IAM), encryption, data protection, and network security. Collaborate with the Information Security and application teams to drive cloud security initiatives and align with the broader security strategy. Enhance and secure CI/CD pipelines … across multiple applications by embedding secure coding and DevSecOps best practices. Develop automation tools and scripts to streamline security processes, monitor key security metrics, and support operational demands. Stay up to date with emerging threats, industry trends, and mitigation techniques to continually improve cloud security controls. Required Skills and Experience: Minimum 3 years in a DevSecOps capacity More ❯
Posted:

AWS Security Engineer

london (city of london), south east england, united kingdom
Levy Global
AWS Cloud Security Engineer – Contract (Inside IR35) Hybrid 2/3 days from the London office We are seeking an experienced Cloud Security Engineer with a strong emphasis on AWS. This is a hands on role, the successful candidate will be responsible for designing, implementing, and maintaining secure cloud infrastructure, ensuring a robust security posture and supporting … continuous delivery of our applications. Key Responsibilities: Design and implement secure AWS cloud infrastructure, focusing on system architecture, Identity and Access Management (IAM), encryption, data protection, and network security. Collaborate with the Information Security and application teams to drive cloud security initiatives and align with the broader security strategy. Enhance and secure CI/CD pipelines … across multiple applications by embedding secure coding and DevSecOps best practices. Develop automation tools and scripts to streamline security processes, monitor key security metrics, and support operational demands. Stay up to date with emerging threats, industry trends, and mitigation techniques to continually improve cloud security controls. Required Skills and Experience: Minimum 3 years in a DevSecOps capacity More ❯
Posted:

Junior Customer Success Manager

London, United Kingdom
Ontinue
As a leading provider of AI-powered extended managed detection and response (MXDR) services, Ontinue is on a mission to be the most trusted, 24/7, always-on security partner that empowers customers to embrace the future by using AI to operate more strategically, at scale, and with less risk. We believe that the combination of AI and … human expertise is essential for delivering effective managed security that is tailored to a customer's unique environment, operational constraints, and risks. Our MXDR service combines powerful proprietary AI with a one-of-a-kind collaboration model to continuously build a deep understanding of our customers' environments, informing how we prevent, detect, and respond to threats. Our unrivaled Microsoft … expertise allows customers to achieve these outcomes with the Microsoft Security tools they already own. The result is highly localized managed protection that empowers security teams to be faster, smarter, and more cost-efficient than ever before. Continuous protection. AI-powered Nonstop SecOps. That's Ontinue. Your mission: At Ontinue, we prioritize the success and satisfaction of our More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Infrastructure & Technology Infrastructure Specialist - Defence Professional Multiple Cities

London, United Kingdom
GAP Electrical & Mechanical Services Limited
the foundation to success here. You'll be encouraged to challenge the norm, investigate ideas outside of your role, and come up with creative solutions which impact a wide network of clients, whom may be at their site or one of our CIC or IBM locations. Our culture of evolution centres on long-term career growth and development opportunities … maintaining our cloud-based platform to support the development and hosting of AI services. Your expertise will be crucial in ensuring the seamless operation of our applications, DevOps, middleware, security, and infrastructure components. Key Responsibilities: Provide 24/7 technical support for cloud-based solutions, ensuring high availability and performance across various applications and infrastructure components. Design, build, and … maintain infrastructure and configuration as code using tools like Ansible and Terraform. Administer Dev, Test, and Production environments hosted on Windows, Linux, and Unix servers. Ensure the security and integrity of our systems against cybersecurity threats. Troubleshoot and resolve technical issues involving APIs, application services, IaaS, PaaS, SaaS, microservices, containers, Kubernetes nodes, ICP management, middleware components, network, security More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Azure DevOps Engineer

London, United Kingdom
Infoplus Technologies UK Ltd
of the AI platform. Monitoring & Maintenance: Set up and maintain monitoring tools (e.g., Azure Monitor, Log Analytics). Perform regular health checks, patching, and performance tuning of infrastructure components. Security & Compliance: Apply best practices for security, including role-based access control (RBAC), network security groups, and Azure Policy. Ensure compliance with internal and external standards. Automation More ❯
Employment Type: Permanent
Salary: £70,000
Posted:

Infrastructure Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Robert Half
continuous integration and continuous delivery tools with different tech stacks including Terraform integration into CI/CD pipelines Worked with monitoring systems for availability, performance or security. Understanding of security concerns, threats and approaches for dealing with them, including infrastructure platform vulnerabilities, secrets management, network security and software supply chain security and Terraform best practices Experience More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Senior Infrastructure Engineer

East London, London, England, United Kingdom
Arcas Technology Ltd
Our client, a growing enterprise seeking to enhance its IT operations, is looking for an experienced Senior Infrastructure & Security Engineer to take ownership of 3rd-line infrastructure and cybersecurity support. This hands-on role requires deep technical competency, project experience, and a proactive attitude, ensuring stability, security, and efficiency in the company’s IT environment. As part of … shifting toward a more mature enterprise IT framework, leveraging Microsoft 365 and Azure (with AWS experience as a nice-to-have). Key Responsibilities Provide 3rd-line infrastructure and security support, ensuring system reliability and cybersecurity best practices. Design and implement cloud-based and on-premise IT solutions, supporting Azure and Microsoft 365 environments. Collaborate with 1st and 2nd … line engineers, offering mentorship and technical leadership. Drive solution design, IT operations, and network security in an enterprise-level setting. Oversee Active Directory (AD) conversion, ensuring seamless integration into the IT environment. Work within a customer-facing role, ensuring IT systems align with business needs. Participate in infrastructure transformation initiatives, aligning with enterprise-level standards. Ensure compliance with More ❯
Employment Type: Full-Time
Salary: £55,000 - £60,000 per annum
Posted:

Senior Infrastructure Engineer

London, Forest Gate South, United Kingdom
Arcas Technology Ltd
Our client, a growing enterprise seeking to enhance its IT operations, is looking for an experienced Senior Infrastructure & Security Engineer to take ownership of 3rd-line infrastructure and cybersecurity support. This hands-on role requires deep technical competency, project experience, and a proactive attitude, ensuring stability, security, and efficiency in the company’s IT environment. As part of … shifting toward a more mature enterprise IT framework, leveraging Microsoft 365 and Azure (with AWS experience as a nice-to-have). Key Responsibilities Provide 3rd-line infrastructure and security support, ensuring system reliability and cybersecurity best practices. Design and implement cloud-based and on-premise IT solutions, supporting Azure and Microsoft 365 environments. Collaborate with 1st and 2nd … line engineers, offering mentorship and technical leadership. Drive solution design, IT operations, and network security in an enterprise-level setting. Oversee Active Directory (AD) conversion, ensuring seamless integration into the IT environment. Work within a customer-facing role, ensuring IT systems align with business needs. Participate in infrastructure transformation initiatives, aligning with enterprise-level standards. Ensure compliance with More ❯
Employment Type: Permanent
Salary: £55000 - £60000/annum
Posted:
Network Security
London
10th Percentile
£56,900
25th Percentile
£66,250
Median
£77,500
75th Percentile
£92,500
90th Percentile
£109,250