1 to 25 of 40 Contract Network Security Jobs in England

Network Security Engineer | BTCC Location: [To Be Confirmed] Contract Type: Full-Time, Permanent Working Model: On-site/Hybrid (as applicable) Industry: Cryptocurrency/Blockchain/Fintech About BTCC Founded in 2011, BTCC is one of the world’s longest-running cryptocurrency exchanges, delivering secure, transparent, and high … asset trading infrastructure. With over a decade of operational excellence in global crypto markets, BTCC continues to invest heavily in strengthening its infrastructure and security architecture to support a rapidly expanding global user base. As part of our ongoing commitment to enterprise-grade security and resilience ...

Senior Network Engineer - Circa £70k The Client Based in London my client are a prestigious professional services organisation boasting a workplace with cutting edge people that is moving with the modern ways working. Named as one of the leading professional services organisations places to work for 3 times … work environment attracts a seasoned professional who wants to be part of the best of breed. The Senior Network Engineer is a technical expert responsible for the design, implementation and support of enterprise-scale network infrastructure, ensuring secure, stable and scalable services across the organisation. Who you will ...

Role/Job title Network Service Delivery Principal Work Location Wokingham, UK Role type - Permanent/Fixed Term/Contracting Contracting Mode of working Hybrid/office based Office based If Hybrid, how many days are required in office? 5days Number of positions 2 Unit CBO ITIS Duration … call/shifts NA To be published on job boards from below onwards The Role We are seeking a visionary and highly technical Network Principal to lead the strategic design, evolution, and governance of NESO' network infrastructure. While our Network Engineers focus on implementation and operations, this ...

Network Security SME | Contract | 6 Months + | £500 - £600 p/day (Inside IR35) | Remote We're currently seeking an experienced Network Security SME to support a large-scale enterprise environment, with a focus on network containment strategy, documentation, and resilience planning . This role … ideal for someone with deep expertise in routing & switching (Cisco/FortiGate environments) and a strong background in creating operational runbooks and security documentation within complex or regulated environments. Key responsibilities include: Mapping and documenting enterprise network environments (data centres, branches, remote access, ingress/egress) Identifying control ...

Network Security Engineer Next Generation Firewalls - SC Cleared or eligible - £550 per day - Inside IR35 - 6 months initial contract - Remote. My client, one of the biggest producers ZERO CARBON energy in the UK, is looking for is seeking an experienced Network Security Engineer to join their … Security Engineering and Implementation team. This is an exciting opportunity for someone passionate about next-generation firewalls, SASE infrastructure, and enterprise network security. The Role: You will be a key member of the team delivering, configuring, and maintaining cutting-edge firewall and SASE solutions. Operating within SAFe-aligned ...

Network Security Engineer Next Generation Firewalls - SC Cleared or eligible - £550 per day - Inside IR35 - 6 months initial contract - Remote. My client, one of the biggest producers ZERO CARBON energy in the UK, is looking for is seeking an experienced Network Security Engineer to join their … Security Engineering and Implementation team click apply for full job details ...

Network Engineer Rate - £500 (A day) Duration - 6 Months (Initially) Location - SW London IR35 - Outside Role Overview We are looking for a Senior Network Engineer to support a network refresh and transformation programme within a university environment. This role is hands-on and will involve working closely … robust, high-performing wired and wireless services that meet the needs of students, faculty, and staff. Key Responsibilities Support the design and implementation of network infrastructure as part of the Cisco to Extreme Networks migration. Configure and deploy wired and wireless network solutions across campus environments. Work collaboratively ...

Network Engineer Rate - £500 (A day) Duration - 6 Months (Initially) Location - SW London IR35 - Outside Role Overview We are looking for a Senior Network Engineer to support a network refresh and transformation programme within a university environment. This role is hands-on and will involve working closely … robust, high-performing wired and wireless services that meet the needs of students, faculty, and staff. Key Responsibilities Support the design and implementation of network infrastructure as part of the Cisco to Extreme Networks migration. Configure and deploy wired and wireless network solutions across campus environments. Work collaboratively ...

Requirements Minimum 8 years experience in cybersecurity architecture, technical engineering, and platform security within large, complex organisations. Banking experience preffered. Bachelors degree in Computer Science, Engineering, or a related field (or equivalent experience). Relevant professional certifications (e.g., CISSP, CCSP, SABSA, AWS/Azure Security). Deep knowledge … security frameworks (e.g., NIST, ISO 27001), cloud and on-premises security, and secure software development practices. Proven track record in designing and implementing security controls and solutions at scale. Strong technical expertise in areas such as network security, identity management, cryptography, and automation. Experience leading ...

still retaining strong technical depth. Key Responsibilities: Define and implement secure architecture patterns across engineering platforms (CI/CD, build systems, runtime environments) Conduct security assessments, threat modelling, and gap analysis across platforms and pipelines Develop and embed DevSecOps best practices, including secure pipeline design and automated controls Establish … enforce security baselines using policy-as-code Build and deliver security roadmaps, prioritising risk and regulatory requirements Partner with engineering and platform teams to remediate vulnerabilities and improve security posture Act as a trusted advisor to senior stakeholders, translating technical risks into business impact Key Requirements: Proven ...

Network Engineer (SC Cleared) Extreme & Juniper Specialist We are seeking a highly skilled and security-cleared Network Engineer to support and maintain a complex enterprise network environment. This role is ideal for an experienced professional with strong hands-on expertise in Extreme and Juniper technologies … thrives in operational support and troubleshooting scenarios. Key Responsibilities: Manage and support the day-to-day operation of the network infrastructure Monitor network performance, availability, and capacity using appropriate toolsets Respond to and resolve incidents, service requests, and escalations within agreed SLAs Perform proactive maintenance, patching, and upgrades ...

Role Details Role/Job Title: Cloud/AI Security Engineer Work Location: Norwich/London Mode of Working: Hybrid Hybrid Requirement: 3 days Duration of Assignment: 6 Months The Role Cloud Security Engineer Cloud/AI (LLM Security) Your Responsibilities Deliver cloud security engineering capability … primary environment and Azure as a secondary platform. Implement secure cloud architectures and controls, ensuring AI/LLM workloads comply with organisational security standards and cloud security policies. Work with architects and AI engineering teams to define secure patterns for LLM deployments, AI agents, and model pipelines across ...

implement, and manage secure cloud solutions that align with industry best practices and compliance frameworks. The successful candidate will combine technical mastery of Azure security services with hands-on experience in CI/CD, IAM, and network security, enabling the organization to build resilient, compliant, and scalable … Kingdom (Hybrid with 3 days onsite per week) Key Responsibilities: Architect and implement secure Azure environments, integrating DevOps and CI/CD pipelines with security gates. Develop and enforce Policy as Code, IAM, and privileged access security controls. Manage Azure security services (Defender for Cloud, Sentinel, Azure ...

Security Architect (DevSecOps) Retail Hybrid: 3 days onsite per week in London 6 months+ £750 - £800 per day In short: We require a strong, application-focused Security Architect with a keen background in development or at least the ability to assure a product's architecture and have … engineers on the product whilst also facing off to more senior stakeholders in the business. In full: You will be responsible for augmenting the Security Architecture team with speciality skills and help scale our security presence across the wider technology and infrastructure teams. Provide engineering and product teams ...

Cloud Security Engineer/GCP Security Expert Contract, 6 months initially (very likely extensions) Inside IR35 Remote (UK) £(Apply online only) per day We're working with a client on an exciting cloud-first transformation and are looking for a GCP Cloud Security Engineer to play … role in securing the migration of workloads into Google Cloud. This is an excellent opportunity to join a forward-thinking environment where security is central to cloud adoption. The Role You will be responsible for designing, implementing, and maintaining security controls across a growing GCP estate, ensuring applications ...

Security Engineer - DevSecOps Rate - £700 - £800 Inside IR35 total to umbrella Duration - 6 months initial with expected extensions Location - London (Three times a week on site) A leading global financial services organisation is looking for an experienced Security Engineer to help design, build and operate secure infrastructure … identity services across cloud and on-prem environments. This role sits within a high-performing Information Security team and plays a key part in strengthening the organisation's security posture. Role Overview: You'll lead on security engineering initiatives, own key security platforms, drive automation ...

seeking an experienced Azure Platform Network Engineer to design, implement, and secure Azure networking foundations that enable scalable, isolated, and secure AI workloads. The role focuses on advanced Azure networking, private connectivity, and network isolation patterns to support AI platforms and services. This is a hands-on engineering … role requiring deep expertise in Azure virtual networking, security controls, and private connectivity for enterprise-scale and AI-focused environments. Key Responsibilities Design and implement Azure Virtual Network (VNet) architectures, including hub-and-spoke models , VNet peering, and custom routing using User Defined Routes (UDRs) Configure and manage ...

Title: DevSecOps Security Consultant Location: Sheffield or Birmingham (hybrid - 3 days per week) Salary/Rate: £(Apply online only) per day inside IR35 Start Date: May Job Type: Initial contract until 18/05/2027 Company Introduction We have an exciting opportunity now available with … sector-leading consultancy clients! They are currently looking for a skilled DevSecOps Security Consultant to join their client at a Tier 1 bank in either Sheffield or Birmingham on a hybrid basis. Job Responsibilities/Objectives We are seeking a highly skilled and experienced Senior Cybersecurity SME/Consultant ...

focus on Base Metals Order Execution Management Systems (OEMS). This role requires deep technical expertise, practical implementation capability, and the ability to embed security into complex, low-latency trading environments. Key Responsibilities Design and implement secure, scalable cyber solutions for digital platforms, including OEMS and associated trading infrastructure. … hands-on architect, contributing directly to solution design, engineering decisions, and security implementation. Develop and maintain security architecture patterns, reference models, and solution blueprints. Lead security design for Base Metals OEMS platforms, ensuring alignment with performance, resilience, and regulatory requirements. Perform threat modelling, security risk assessments ...

prestigious UK-based organisation with a rich history spanning over 500 years. This role involves providing deep technical expertise in Microsoft Sentinel, Azure security infrastructure, networking, and security tooling. The successful candidate will play a crucial role in stabilising, improving, and standardising security operations. … role: Design, implement, and support Microsoft Sentinel infrastructure, including workspaces, data connectors, analytics rules, automation, and workbooks. Engineer and maintain Azure security controls across core services, supporting secure cloud operations at enterprise scale. Implement, enhance, and maintain security tooling to improve detection, monitoring, and response capabilities. Design, deliver ...

prestigious UK-based organisation with a rich history spanning over 500 years. This role involves providing deep technical expertise in Microsoft Sentinel, Azure security infrastructure, networking, and security tooling. The successful candidate will play a crucial role in stabilising, improving, and standardising security operations. … role: Design, implement, and support Microsoft Sentinel infrastructure, including workspaces, data connectors, analytics rules, automation, and workbooks. Engineer and maintain Azure security controls across core services, supporting secure cloud operations at enterprise scale. Implement, enhance, and maintain security tooling to improve detection, monitoring, and response capabilities. Design, deliver ...

Title: DV Cleared Senior Network Engineer Location: Cambridgeshire with Travel to other sites when required Duration: 6 months with possible extension Rate: Up to 700 per day via an approved umbrella company Must be willing and eligible to go through the DV Clearance process Our client, a reputable organisation … supporting UK defence, is hiring for a Senior Network Engineer to join their team primarily based in Cambridgeshire. This is a fantastic opportunity for a skilled network professional to contribute to critical infrastructure projects and ensure the resilience of vital networks. What you'll be doing: Acting ...

buildouts, with a strong focus on technology infrastructure. You'll be key in coordinating complex deployments across multiple sites, making sure intergration of AV, network, security and facilities systems is seamless! You'll be the central point of coordination between internal IT teams, external vendors, construction partners … concurrent technology rollouts across multiple office locations Develop and maintain detailed project plans, schedules, budgets, and risk logs Work closely with teams across Network, Security, Systems, AV, Facilities, and Construction Ensure effective communication and collaboration across all stakeholders Manage relationships with contractors, integrators, and third-party partners Oversee ...

Skills: Cisco Routing and Switching Router and switches: Cisco NX-OS & IOS-XE, Dell SonicOS Firewall: Fortinet, Juniper, Cisco Project experience preferably in migration Network infrastructure and application flow through firewalled environment Demonstrate an expert understanding of networking protocols including TCP/IP and Ethernet protocols Expert design knowledge … architecture Understanding of IGP & BGP IP Routing Protocol Experience on configuring Cisco NX & IOS-XE platform, DellSonicOS Deep expertise, understanding and knowledge of Infrastructure Network and Security Routing and Switching, Firewalls Strong hands-on experience on Cisco Network Hardware like Cisco NX-OS switches, IOS-XE switches ...

month Senior Network Engineer contract in Didcot, £ 480 per day, supporting a large, complex network estate for a major UK scientific organisation. £480 + VAT per day 6-month Contract (Inside IR35) - Umbrella only Didcot, Oxfordshire, UK - Hybrid (3 days onsite, non-negotiable) Your new company … with a nationally important research organisation whose work powers major scientific breakthroughs and supports a wide range of innovative programmes across the UK. Their network infrastructure is essential to enabling collaboration, high-performance computing, data exchange and secure connectivity across multiple sites. With continued investment in their digital estate ...