25 of 25 Contract Network Security Jobs in London

Role Details Role/Job Title: Senior Network Architect Work Location: London Mode of Working (Hybrid/Office Based): Hybrid Hybrid Requirement: 2 3 days The Role Senior Network Security SME and design authority responsible for network segmentation and Zero Trust initiatives across on-prem … role owns architecture decisions, enforcement strategy, and senior customer engagement for a large enterprise environment. Your Responsibilities (Up to 10, Avoid repetition) Act as Network Security Design Authority for segmentation and Zero Trust. Design, implement, and optimize network segmentation using Guardicore and Illumio. Own User-to-Server ...

Role - Database Security Consultant Location -3 days from Canary Wharf office and 2 days from home Contract - Inside IR35 Job Description Key Responsibilities: Security Onboarding & Product Integration: Collaborate closely with Product Team to integrate and onboard product to security controls. Work with CSO to agree compliance … onboarding requirements to CSO controls. Interpret security policies and standards to define appropriate control compliance for new and existing products. Facilitate the implementation of security controls, including but not limited to: certificate management, (automation) access management and Authorisation, data encryption, and secure configuration. Work with engineering teams ...

Responsibilities: Security Onboarding & Product Integration: Collaborate closely with Product Team to integrate and onboard product to security controls. Work with CSO to agree compliance and onboarding requirements to CSO controls. Interpret security policies and standards to define appropriate control compliance for new and existing products. Facilitate … implementation of security controls, including but not limited to: certificate management, (automation) access management and Authorisation, data encryption, and secure configuration. Work with engineering teams to implement and test security controls. Develop and maintain documentation for security onboarding processes and control implementation. Security Control Evidencing & Audit ...

Network Security Engineer (Palo/Prisma) Rate: £450 PD – IR35 – 3/6 months – 5 day onsite Opportunity: A leading corporation that is currently undergoing a huge IT transformation is seeking Network Security Engineer who can deliver high quality implementation, optimisation, and support for Palo Alto … NGFW, Panorama, and Prisma Access environments.The core focus will be Palo Alto, but any experience with other firewalls or network platforms would be a bonus. Core experience required Palo Alto Networks NGFW (Primary Focus) and Prisma AccessDeploy, configure, and optimise Palo Alto Next-Generation Firewalls and Prisma Access, leveraging ...

Security Architect Duration: 12 months Location: Hybrid/1 day PW on-site in Croydon Umbrella Only Due to the urgency and sensitivity of the work, active SC Clearance is mandatory. Responsibilities As a Security Architect, you will: Design and implement secure architectures across applications, platforms, and infrastructure … Define and apply security architecture patterns , including Zero Trust and defence-in-depth strategies Lead security design for cloud-based solutions (AWS, Azure, and/or GCP) Architect and govern identity and access management (IAM) , including authentication, authorisation, and privileged access Design secure network architectures covering encryption ...

Network Security Architect London - hybrid 6 months - potential for extension Inside IR35 - Umbrella only Active SC clearance required Required Skills Must be a UK National with minimum 5 years unbroken residency SC Clearance Strong experience as: Network/Security Architect High-level designer Providing 3rd-line … support SME-level technical support Strong documentation & communication skills Experience mentoring and coaching SMEs Technical leadership in developing network solution blueprints Working knowledge of industry standards: ITU ETSI 3GPP ORAN Ability to operate across multiple telecom domains: 4G/LTE 5G Core IMS 3G/4G/ ...

Network Security Architect London - hybrid 6 months - potential for extension Inside IR35 - Umbrella only Active SC clearance required Required Skills Must be a UK National with minimum 5 years unbroken residency SC Clearance Strong experience as: Network/Security Architect High-level designer Providing 3rd-line ...

Security Engineer & Analyst Contracts - London A major security transformation programme is underway within a complex, large-scale hybrid cloud environment. We are building a specialist security rebuild team and are seeking both a Security Engineer and a Security Analyst to play critical roles in stabilisation … hardening, and long-term resilience. This is not a BAU support engagement. The environment is in active recovery and security uplift, requiring strong technical depth, analytical thinking, and the confidence to challenge assumptions. There is potential for additional hires as the team expands. This is a Hybrid Azure tenancy ...

Security Architect - SC Cleared - Inside IR35 Location : London - 1 day on-site Length: 12 Months Clearance : Active SC Clearance IR35: Inside Rate: £700 - £800 Start Date: ASAP (Pending Clearance) Sanderson G&D are seeking a Security Architect to join an exciting Cyber and Cloud Security programme … Public Sector. Essential Skills: Proven experience as a Security Architect Strong expertise in designing and implementing secure architectures across applications, platforms, and infrastructure. Solid understanding of security architecture patterns, zero trust principles, and Defence-in-depth strategies Experience designing security solutions in cloud environments (AWS, Azure ...

Security Administrator Contract: February - August Location: London (predominantly remote) Clearance: BPSS to start (SC preferred but not required if eligible) Role Overview We're looking for an experienced EMM Security Administrator to support the management and security of enterprise mobile devices and platforms. You'll play … role in ensuring mobile environments remain secure, compliant, and well-governed, working closely with IT and security stakeholders across the organisation. This is a contract role offering flexible, predominantly remote working, with the opportunity to contribute to a high-profile, security-focused environment. Key Responsibilities Administer and support ...

seeking a skilled Web Integration Engineer to join an Endpoint Security team within a global financial services firm. The successful candidate will play a crucial role in supporting the implementation of a browser isolation solution, specifically focusing on Menlo Security's products, with primary emphasis on web integration … browser behaviour, and application compatibility. This role requires strong web fundamentals, structured troubleshooting capability, and the ability to partner effectively with security and networking teams to ensure seamless integration and optimal performance. The ideal candidate will be knowledgeable in IT, have a passion for Cyber Security, excellent interpersonal ...

Security Administrator 6 months London - hybrid Inside IR35 - Umbrella only Role overview: Palo Alto Networks expertise to support and enhance our security operations. Palo Alto Networks provides a comprehensive, AI-powered SASE (Secure Access Service Edge) solution known as Prisma SASE. It is designed to converge networking … security into a single cloud-delivered platform to support hybrid workforces and modern, distributed enterprises You will be responsible for the administration, configuration, policy management, monitoring, and optimisation of Palo Alto security controls, ensuring secure and resilient network operations across enterprise environments. This role is hands ...

Network Engineer - Global zScaler Implementation (Inside IR35) Location: Central London (3 days on-site, 2 days WFH)Contract: 6 months + likely extensionRate: Inside IR35Start: ASAP About the Role We're looking for a hands-on Network Engineer to support a major global zScaler rollout and contribute … high-level design or consultancy.You'll join a global technology team and play a key part in transforming and modernising the organisation's network and cloud security posture. Key Responsibilities 60% - zScaler Global Implementation Support and drive the global rollout of zScaler Internet Access (ZIA) and zScaler Private ...

Security Architect London Central - Hybrid, 3 days on site Contract - £700 - £750 per day (inside) Our client is seeking an experienced Security Architect who will join the security team of a major organisation. You will have strong knowledge of at least 3 out of IAM, AppSec, Cloud … Network Security and DevSecOps. Technical Skills & Competencies: IAM: Azure AD, Okta, Ping Cloud Security: Prisma, Defender, Wiz, Lacework Vulnerability Management: Qualys, Tenable, Snyk SIEM/SOC integration knowledge (Splunk, Sentinel): Desirable: Strong communication and stakeholder management skills Ability to challenge designs and provide pragmatic solutions Comfortable working ...

Rate: £550 per day, DoE Location: London - 3 days per week onsite Duration: 6 months initially Your New Role We are seeking a Senior Network Engineer with strong experience in broadcast IP environments to join a high-performance infrastructure team. This role will focus on the design, implementation … ongoing support of highly available network infrastructure supporting live broadcast and production environments. This is not a standard enterprise networking role. Experience with SMPTE ST 2110, PTP timing, multicast networking and Arista hardware is essential. Your Responsibilities Network Design and Implementation * Design, deploy, configure and maintain scalable ...

Senior Network SRE (Contract) Location: On-site 5 days a week in London Rate: £500 per day Contract: Inside IR35 We're looking for a Senior Network Site Reliability Engineer (SRE) to join a global network operations team supporting large-scale, business-critical infrastructure. This … hands-on, high-impact contract role where you'll play a key part in keeping complex network environments reliable, scalable, and performant. You'll take ownership of major incidents, troubleshoot deep technical issues, and drive automation and observability across a multi-vendor estate. The role: Lead incident management ...

Product Owner - Network & Security Engineering Role Purpose We're looking for a Product Owner to take end-to-end ownership of a key component area within our engineering pod-such as segmentation, NAC, DDI, egress, SIEM detections, or runbook automation. In this role, you will refine epics into … Product Owner, keeping them informed on value, risks, and priorities. Must-Have Skills & Experience Experienced as a Product Owner or Business Analyst within network/security environments. Strong story-writing discipline and excellent backlog hygiene. Comfortable working with technical configuration and policy artefacts (firewall baselines, ISE/ ...

strong background in secure cloud solution design. You'll play a critical role in shaping cloud architecture aligned with NCSC principles, strengthening security posture, and guiding the delivery of modern cloud services across a complex environment. Travel: ~1× per month to London for team meetings/workshops … London visits for conferences and departmental engagement Essential Skills & Experience Core Technical Skills Azure-focused cloud architecture & infrastructure Solution architecture and technical design Security & compliance : aligning solutions with NCSC cloud security principles Knowledge of UK GDPR , Data Protection Act, classification policies, and network security Azure & Cloud ...

high availability, disaster recovery, and business continuity design. Familiarity with infrastructure automation and IaC tools (e.g. Terraform, ARM, CloudFormation). Strong understanding of security principles (identity, access, encryption, network security). Excellent stakeholder communication and documentation skills Nice to have: Experience with container platforms (Kubernetes, Docker). ...

Role Details Role/Job Title: Senior Network Architect Work Location: London Mode of Working (Hybrid/Office Based): Hybrid Hybrid Requirement: 2 3 days The Role Senior Network Security SME and design authority responsible for network segmentation and Zero Trust initiatives across on-prem ...

Scale/AI Ops My global telecoms company is looking fro a senior programme manager who has has global experience of working on infrastructure & network transformation programmes on a global scale Due to high profile of this at CEO level, we require somebody with gravitas and clear leadership presence … client can offer better service, more flexibility, and quicker responses to what its customers need, whether that's connecting to the cloud, switching network services, scaling up bandwidth, or improving security. The scope for the programme includes: A NaaS-based networking platform providing customers a single pane of glass ...

Scale/AI Ops My global telecoms company is looking fro a senior programme manager who has has global experience of working on infrastructure & network transformation programmes on a global scale Due to high profile of this at CEO level, we require somebody with gravitas and clear leadership presence … client can offer better service, more flexibility, and quicker responses to what its customers need, whether that's connecting to the cloud, switching network services, scaling up bandwidth, or improving security. The scope for the programme includes: A NaaS-based networking platform providing customers a single pane of glass ...

intelligent document processing, generative AI applications, and retrieval augmented systems integrated with core enterprise platforms. You will collaborate closely with business stakeholders, product owners, security and compliance, data engineering, and application teams to translate business outcomes into actionable AI roadmaps and solution designs. You will also guide implementation teams … balance strategic vision with pragmatic delivery, establish engineering standards, and mentor developers while owning architectural decisions and non functional requirements (performance, resilience, security, and cost). Your Responsibilities Define target state Azure AI reference architectures leveraging Azure AI Foundry, Azure OpenAI, and Azure AI Document Intelligence for enterprise ...

guardrails, and reusable blueprints for solution teams. Lead end-to-end solution designs including API contracts, integration patterns (Azure Functions, Logic Apps, Event-driven), security boundaries, and observability. Architect document intelligence pipelines (classification/extraction/OCR/validation) and integrate with downstream systems (CRM/ERP/ITSM … requirements (availability, latency, throughput, cost, DR/RTO-RPO) and ensure solutions meet them. Implement identity & access (Entra ID), data isolation, Key Vault secrets, network security (Private Endpoints), and content filtering. Embed Responsible AI practices: safety filters, prompt/content governance, data privacy, red-teaming guidance, and human ...

Subject Matter Expert for Linux environments, managing kernel tuning, logical volumes, shell scripting, and advanced networking (bonding, bridging, and DNS). Security & Governance: Oversee Azure IAM, Key Vault, and general security protocols within a UNIX environment to ensure compliant and hardened architectures. Performance Optimization: Implement and tune high … domains. Linux Expertise: Advanced knowledge of Linux systems (OS restoration, daemon management, Postfix/SendMail, and file-based storage like NFS/SMB). Network/Security: Deep understanding of Azure Networking, SIAM, and data security. Troubleshooting: Expert-level ability to perform root-cause analysis on processor, memory ...