10 of 10 DemandTrendContract Network Security Jobs in London

Network Security Engineer – Contract Location: Fully Remote Rate: Up to £450 per day (Inside IR35) Duration: 6 Months About the Role We are seeking an experienced Network Security Engineer to join on a 6-month contract . This is a fully remote role, offering an opportunity to work on high-impact security projects and infrastructure … initiatives. You’ll be responsible for strengthening the security posture, managing critical systems, and mitigating risks across cloud and network environments. Key Responsibilities Manage, configure, and troubleshoot Palo Alto firewalls to ensure optimal security. Implement and maintain Azure security controls , including identity, networking, and monitoring solutions. Configure and manage Web Application Firewalls (WAFs) to protect against application … layer attacks. Conduct security audits , review findings, and produce comprehensive reports. Proactively mitigate vulnerabilities identified in security reports and assessments. Collaborate with cross-functional teams to ensure security best practices are followed. Stay up to date with emerging threats, vulnerabilities, and industry trends. Skills & Experience Required Proven experience as a Network Security Engineer or similar More ❯

Network Architect 12 months Remote Active SC clearance required, eligible candidates will be considered Inside IR35 - Umbrella only Role Description: Network Architect responsible for key aspects of design, implementation and evolution of network architecture for the ESN programme. Role requires deep network technical expertise and strategic planning and leadership skills to ensure delivery of a mission … critical, robust, highly resilient, scalable, secure and high-performing network solution. Candidates need to work closely with the IBM Design Authority team, Data Center Infrastructure Supplier and Security Teams to align the overall network approach and delivery. Responsibilties: Network Architecture and Design for a mission critical system with on-prem network delivery Network Approach … and Delivery Management including inputting into programme plans Technology Leadership Security and Compliance Integration with Cloud based solutions Public Sector Standards and Compliance Team Leadership and Compliance Key Network High Level and Low-Level Design Documentation Required Skills: Proven track record in network architecture/engineering and network delivery on-prem and integration with Cloud solutions More ❯

CYBER SECURITY ANALYST | SECURITY OPERATIONS CENTER |HIGH THREAT GOVERNMENT Summer-Browning Associates is supporting our client in the Central Government who is seeking a Cyber Security Analyst for an initial 12-month assignment, with the possibility of extension. Location: London | Hybrid| Remote The ideal candidates will possess an active DV Security clearance and have a solid … background in Cyber Security, with the following skills and experience: Proficiency in Security Information and Event Management (SIEM), including tools such as Splunk, Defender, and Tenable Threat Modelling System solutions, as well as with IDS/IPS and vulnerability scanners. Experience in SOC operations, incident response, and forensic analysis. Ability to perform triage of security events to … determine their scope, priority, and impact, while making recommendations for efficient remediation. Experience in network security principles, firewalls, and access control mechanisms. Preferred Qualifications: - Industry certifications such as CompTIA Security+, CISSP, CISM, CEH, or GIAC are highly desirable. To apply, please submit your latest CV for review. More ❯

Security Architect – Enterprise Networking – 6 Month Contract - £650 - £750 per day – Inside IR35 - London – Hybrid working - 3 days Onsite FryerMiles are delighted to be working with a leading Public Sector infrastructure Company based London and the Home Counties. We are seeking an experienced Security Architect with a strong understanding of Security concepts. The successful candidate will play … initiatives. Key Responsibilities: Ensure detailed design, interfaces align with CITO strategy. Manage stakeholder expectations regarding the design. Review and approve solutions through formal design processes. Ensure best practice for security standards are followed. Support project and operational teams with complex infrastructure issues. Essential Skills and Experience: Expertise in Windows, Linux Operating Systems Proficiency in load balancing and firewall configurations. … Strong knowledge of network security principles and technologies. Demonstrated experience in large-scale, complex IT environments. Desirable Skills: Awareness of Project Management Processes. Basic understanding of Specific Security Applications. Security Architect – Enterprise Networking – 6 Month Contract - £650 - £750 per day – Inside IR35 - London – Hybrid working - 3 days Onsite More ❯

Security Architect – Enterprise Networking – 6 Month Contract - £650 - £750 per day – Inside IR35 - London – Hybrid working - 3 days Onsite FryerMiles are delighted to be working with a leading Public Sector infrastructure Company based London and the Home Counties. We are seeking an experienced Security Architect with a strong understanding of Security concepts. The successful candidate will play … initiatives. Key Responsibilities: Ensure detailed design, interfaces align with CITO strategy. Manage stakeholder expectations regarding the design. Review and approve solutions through formal design processes. Ensure best practice for security standards are followed. Support project and operational teams with complex infrastructure issues. Essential Skills and Experience: Expertise in Windows, Linux Operating Systems Proficiency in load balancing and firewall configurations. … Strong knowledge of network security principles and technologies. Demonstrated experience in large-scale, complex IT environments. Desirable Skills: Awareness of Project Management Processes. Basic understanding of Specific Security Applications. Security Architect – Enterprise Networking – 6 Month Contract - £650 - £750 per day – Inside IR35 - London – Hybrid working - 3 days Onsite More ❯

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 ❯

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 ❯

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 ❯

Familiarity with continuous integration and continuous delivery (CI/CD) tools across varied technology stacks. Experience with infrastructure monitoring for availability, performance, and/or security. Understanding of infrastructure security principles, including vulnerability management, secrets management, network security, and supply chain security. (Desirable) Experience with automated testing, performance testing, and stress testing tools. Organisation: Initial 12-month More ❯

role requires strong experience across multiple vendors (Palo Alto, Fortinet, Cisco ASA, Check Point) and the ability to collaborate with technical and non-technical stakeholders to maintain compliance and security best practice. Key Responsibilities Configure, implement, and manage firewall solutions across multi-vendor environments Review, optimise, and enforce firewall rules and policies Support migrations and replacement projects for firewall … on experience configuring Palo Alto, Fortinet, Cisco ASA, Check Point firewalls Skilled in firewall rule tuning and optimisation Background in firewall migration projects and multi-vendor environments Knowledge of network security architecture and best practice Active UK SC Clearance (mandatory) Why Apply? £360 a day Opportunity to work on complex, multi-vendor security projects Hybrid model London More ❯