21 of 21 Contract Network Security Jobs in London

looking for a senior (GCB3-equivalent) Security Solution Designer/Enterprise Architect with deep network & segmentation expertise , specifically aligned to WAAP/API security in large, regulated environments. 1. Core Mandatory Technical Skills (Non-negotiable) Network Security & Segmentation (Primary Focus) Deep, hands-on design experience … with: Network security architectures Network segmentation (macro & micro) Network Access Control Proven experience across all environments : Traditional data centres (physical & virtual firewalls) Private cloud (SDN-based segmentation) Public cloud (AWS/Azure/GCP native controls) Container & Kubernetes environments Strong understanding of: MPLS/EVPN Zero ...

across London & Manchester environments Working Hours: 9:0017:00, Monday to Friday Engagement Type: Contract Role Overview We are seeking an experienced Hybrid Cloud & Network Security Architect to lead the design and definition of a secure, scalable hybrid cloud edge and DMZ hosting architecture. The role is architecture … outcome-focused, responsible for defining target state designs, security controls, governance alignment, and delivery planning to enable future migration phases. This is a hands-on architecture and design role, not an implementation-only position. Key Objectives & Outcomes Business Objectives (what outcomes are you looking to achieve through this service ...

Develop, maintain, and optimize end-to-end CI/CD pipelines using GitLab CI/CD, enabling rapid and reliable application and infrastructure delivery. Security and Compliance (DevSecOps): Embed security throughout the development lifecycle, implementing continuous security testing, vulnerability scanning, and compliance checks. Define and manage … policies, network security groups, and access controls within both GCP and GCVE environments. Ensure all infrastructure changes adhere to internal policies and industry regulations. Collaboration and Best Practices: Collaborate closely with development, security, and operations teams to foster a culture of shared responsibility and continuous improvement. Champion ...

Contract Network Security Engineer - Zscaler (ZIA/ZPA) Duration: 6 Months Rate: £575 per day ECS Resource Group are working with a global consultancy on a large-scale infrastructure project and are looking for an experienced Zscaler Engineer to join the team. Role Overview: You'll be responsible … within a complex global network. Key Skills: Strong experience with Zscaler Internet Access (ZIA) and/or Zscaler Private Access (ZPA) Solid background in network security, firewalling, and proxy technologies Experience integrating Zscaler with identity and access solutions (e.g. Azure AD, Okta) Scripting or automation knowledge advantageous (Python ...

Contract Network Security Engineer - Zscaler (ZIA/ZPA) Duration: 6 Months Rate: £575 per day ECS Resource Group are working with a global consultancy on a large-scale infrastructure project and are looking for an experienced Zscaler Engineer to join the team. Role Overview: You'll be responsible … within a complex global network. Key Skills: Strong experience with Zscaler Internet Access (ZIA) and/or Zscaler Private Access (ZPA) Solid background in network security, firewalling, and proxy technologies Experience integrating Zscaler with identity and access solutions (e.g. Azure AD, Okta) Scripting or automation knowledge advantageous (Python ...

Title: Senior Security Engineer Location: UK Remote Salary: Competitive daily rate outside IR35 Why Apply? This opportunity suits an experienced Security Engineer who enjoys influencing platform and solution design at an early stage. Working within a large-scale technology environment, this role focuses on threat modelling, architectural security assurance and guiding teams towards secure, compliant outcomes. Security Engineer Responsibilities: Threat model platform and solution designs to identify security risks and recommend appropriate mitigations. Review and approve network access requests, ensuring least-privilege and secure-by-design principles are applied. Assess project, platform and architectural ...

Contract Security Architect - Gov experience required Location: London Hybrid Day rate: (Apply online only) outside Contract duration - 6 months The candidate Must possess a strong background in Security Architecture within a government environment. The Client is only accepting CV's with this requirement. The following experience are required … solid background working in government organisations and public sector Security Architect roles. Experience in implementing and managing security monitoring solutions, as well as developing custom alerts to detect anomalies and potential threats across services. Proficiency in designing and managing security policies to enable conditional access ...

Manager) Location: London (On-Site) Type: Contractor Start Date: Jan 2026 End Date: TBC Must be eligible and willing to go through high level security clearance Our client, a reputable organisation supporting local government, is hiring for a dedicated WINTEL Systems Administrator (Platform Manager) to join a busy, professional … team. This is an exciting opportunity to contribute to a critical live service network, supporting a range of hosted applications and ensuring seamless operations. What you'll be doing: Maintain and support a Windows-based Live Service Network, including hosted applications. Provide Level 3 support and troubleshooting ...

Robert Half are working with our sister firm Protiviti, to recruit for multiple experienced, hands-on Security IT Auditors to work for a major technology provider. You'll be embedded in small, technical teams to directly execute critical security audits of network and infrastructure systems, focusing … practical, technical evaluation and remediation of real-world risks. Role: Lead and perform end-to-end cyber security audits across diverse network architectures, including both on-premises data centers and public cloud environments. Evaluate technical security controls (such as firewalls, IDS/IPS, security baselines, access ...

Opportunity: Senior Network Engineer (Proxy) We are seeking an experienced and security-focused Senior Network Engineer specializing in Proxy technologies to join our team for a 6-month contract. This is a critical project delivery role focused on implementing and maintaining remote network services … secure UK customer account. You will be instrumental in managing and enhancing a complex, multi-vendor environment, with a strong emphasis on network security, performance, and compliance. Job Title: Senior Network Engineer (Proxy) Required Clearance: SC (Security Check) - Mandatory Dual Nationals: Not Considered Remote role Reason ...

Contract Network Security Engineer - Zscaler (ZIA/ZPA) Duration: 6 Months Rate: £575 per day ECS Resource Group are working with a global consultancy on a large-scale infrastructure project and are looking for an experienced Zscaler Engineer to join the team. Role Overview: You'll be responsible ...

Security Engineer - Palo Alto, Terraform Up to £750 per day (Inside IR35) Remote 6 months My client is looking for a hand's on Security Engineer with strong expertise in building and automating secure network infrastructure. Key Requirements: Proven experience as a Security Engineer within large … complex organisations Strong experience with network security including firewalls, VPNs, SD-WAN, and Zero Trust Hands-on expertise with Palo Alto (VM-Series), Prisma SASE, and related security tools Proficiency in Infrastructure as Code using Terraform Scripting skills in Python, Bash, or PowerShell for automation tasks Familiarity ...

across London & Manchester environments Working Hours: 9:0017:00, Monday to Friday Engagement Type: Contract Role Overview We are seeking an experienced Hybrid Cloud & Network Security Architect to lead the design and definition of a secure, scalable hybrid cloud edge and DMZ hosting architecture click apply for full ...

Network Engineer – Contract (Inside IR35) London (5 days onsite)?? Up to £450 per day? 3 month contractWe’re working with a large public-sector organisation undergoing a major IT transformation, and they’re looking for an experienced Network Engineer to play a key role in delivering critical network … switching SME, supporting both project delivery and escalated BAU activity within a complex enterprise environment. Key Responsibilities Lead the design and delivery of network projects, including the creation of a new VLAN to migrate library infrastructure Install, configure, and maintain network infrastructure in line with best practice ...

aligned with industry best practices and compliance frameworks. Key Responsibilities Produce High-Level and Low-Level Designs, build guides, and ensure solutions adhere to security principles such as Secure by Design and recognised frameworks. Design and oversee secure, multi-tenant data centre networks, advanced routing, and robust security … compliance with hardening standards. Drive Infrastructure as Code adoption for streamlined deployment and management. Core Technical Expertise Modern data centre networking and routing protocols. Network security architecture and high-grade security devices. Private cloud and hyper-converged infrastructure. Software-defined networking and secure multi-tier environments. Senior ...

aligned with industry best practices and compliance frameworks. Key Responsibilities Produce High-Level and Low-Level Designs, build guides, and ensure solutions adhere to security principles such as Secure by Design and recognised frameworks. Design and oversee secure, multi-tenant data centre networks, advanced routing, and robust security … compliance with hardening standards. Drive Infrastructure as Code adoption for streamlined deployment and management. Core Technical Expertise Modern data centre networking and routing protocols. Network security architecture and high-grade security devices. Private cloud and hyper-converged infrastructure. Software-defined networking and secure multi-tier environments. Senior ...

needs. Required Skills & Experience Proven experience working as a Cloud Engineer or similar role. Strong hands-on experience with Microsoft Azure , including networking and security best practices. Experience supporting AVD, Exchange, sFTP, and SSIS within Azure. Solid experience in Azure SQL database administration . Hands-on experience with Palo … Familiarity with cloud monitoring and alerting tools . Certifications (Preferred) Microsoft Certified: Azure Administrator Associate or Azure Solutions Architect Expert Palo Alto Networks Certified Network Security Engineer (PCNSE) Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy. ...

Wintel Systems Administrator - Platform Manager - Must have an active DV Clearance Are you a technical expert with a strong background in Windows systems and network management ? Do you thrive in high-pressure environments , prioritising critical tasks and resolving incidents swiftly? If you're looking for a role where … team, and support global customers in challenging environments, this could be your next move! Your Role: Maintain and support a Windows-based Live Service Network with various hosted applications. Provide 3rd Line technical support , troubleshooting and resolving issues efficiently. Work within configuration and change management policies to ensure smooth ...

bank and they have the following opportunity available: WAAP capability/product lead: experience in WAF/Reverse Proxy/API protection application/network security strategy uplifts. We are looking for a Cybersecurity leader to join us to shape our long-term strategy, and turbo-charge delivery … accountable owner for Web Application Security & Protection (WASP) across the bank. This senior role reports directly to the Global Head of Network Security. Strategy: Define and maintain our global strategy for WASP, supported by engineers, platform owners, architects and Control Owners, enabling business success, meeting regulatory expectation ...

/Sheffield Job Description London/Sheffield 2. WAAP capability/product lead: experience in WAF/Reverse Proxy/API protection application/network security strategy uplifts (GCB3 equivalent). We are looking for a Cybersecurity leader to join us to shape our long-term strategy … turbo-charge delivery, as the accountable owner for Web Application Security & Protection (WASP) across the bank. This senior role reports directly to the Global Head of Network Security. Strategy: Define and maintain our global strategy for WASP, supported by engineers, platform owners, architects and Control Owners, enabling business ...

/Sheffield Job Description London/Sheffield 2. WAAP capability/product lead: experience in WAF/Reverse Proxy/API protection application/network security strategy uplifts (GCB3 equivalent) click apply for full job details ...