This role involves managing and securing complex, multi-vendor firewall environments using AlgoSec for policy automation, risk analysis, and compliance reporting. The engineer will support firewall operations, conduct rule reviews, and drive security optimisation within a regulated enterprise, with a focus on automation using Python, PowerShell, and tools like Ansible or Terraform. The position is based in Knutsford with a hybrid 3-day-in-office work pattern.
This role involves leading the design and implementation of complex, multi-vendor network and security solutions, with a focus on high-availability data centre and SD-WAN architectures. The architect will produce detailed technical designs, configure and troubleshoot enterprise infrastructure, and provide technical leadership across delivery teams. Key technologies include Cisco ACI, F5 BIG-IP, and advanced routing and security platforms.
This role involves defending enterprise infrastructure and data by managing threat detection, security appliances, and compliance frameworks. The engineer will analyze network telemetry, respond to incidents, ensure alignment with ISO 27001, and collaborate across teams to integrate security into system design. Work follows a hybrid model with two days per week on-site in Oxfordshire.
Design and own the security architecture for an autonomous maritime platform, integrating OT, IT, network, and physical security domains. Partition systems into zones and conduits per IEC 62443, define trust boundaries, access controls, and resilient command links, and produce high- and low-level design artifacts. Support threat modelling, risk assessment, and formal design reviews within a defence-critical environment.
This role involves strengthening and evolving the security operations and engineering capabilities at a fast-growing cybersecurity SaaS company. The engineer will enhance detection and response, vulnerability management, and cloud security across AWS and GCP, while also designing scalable security services and embedding secure-by-design principles. The position includes mentoring, incident leadership, and shaping the long-term security roadmap in a collaborative, mission-driven environment.
This role involves leading and improving the organisation's information and cyber security posture across infrastructure, networks, cloud platforms, and business systems. The candidate will develop and maintain the Information Security Management System (ISMS), ensure ISO 27001 compliance, manage risk assessments, and coordinate vulnerability remediation. They will work closely with technical teams and senior stakeholders to embed security best practices and respond to incidents, combining hands-on technical work with strategic governance.
Design and operate large-scale, fault-tolerant hybrid cloud networks connecting data centers and edge locations across multiple cloud providers. Focus on IP and optical technologies, automation via infrastructure-as-code, and improving network reliability, scalability, and security. Lead initiatives from concept to deployment while participating in on-call support for critical systems.
Conduct end-to-end security risk assessments for critical applications and technology services, evaluating threats, vulnerabilities, and control effectiveness. Engage with senior stakeholders across CISO, CTO, and engineering functions to deliver actionable remediation plans and strengthen cyber resilience. Support the evolution of assessment methodologies toward data-enabled and automated approaches, with a focus on cloud, AI, and emerging technologies.
This role involves designing, implementing, and troubleshooting large-scale AWS networking and cloud security infrastructure. The engineer will manage VPCs, Transit Gateway, firewalls (especially Palo Alto), and automate operations using Python and Infrastructure as Code. Collaboration with security and platform teams is key to maintaining resilient, secure cloud networks.
This role involves leading and operationalising key cybersecurity domains such as endpoint, network, and identity security, with a strong focus on hands-on management of tools like CrowdStrike and Zscaler. The analyst will conduct vulnerability assessments, threat-informed remediation, and incident response, using attacker behaviour and MITRE ATT&CK to prioritise actions. Collaboration with infrastructure, cloud, and identity teams ensures continuous improvement of the organisation's cyber defence posture through automation, detection tuning, and security investigations.
This role involves designing, implementing, and maintaining cybersecurity solutions across Microsoft environments, cloud platforms, and network infrastructure. The engineer will lead incident response, threat hunting, and vulnerability management efforts while ensuring security-by-design in IT projects. Key focus areas include Microsoft 365 security, identity management, SIEM/SOAR operations, and compliance with Cyber Essentials Plus.
This role involves providing senior-level remote support and managing complex network issues across Cisco routing, switching, wireless, and security technologies for key clients. The engineer will lead incident resolution, deliver network projects, conduct root cause analysis, and mentor junior team members, with occasional onsite visits. A 1-in-4 on-call rota and strong customer-facing collaboration are integral to the position.
This role involves providing senior-level remote support and delivering Cisco-based network projects across routing, switching, wireless, and security technologies. The engineer will troubleshoot complex network issues, perform root cause analysis, and mentor junior team members. Occasional on-site visits and participation in an on-call rota are required, with a focus on customer collaboration and technical leadership within a managed services environment.
Design, implement, and secure multi-cloud infrastructure across AWS, Azure, and GCP, with a strong focus on automation, DevSecOps, and compliance. Develop Infrastructure as Code, integrate security into CI/CD pipelines, and enhance cloud security posture using tools like Wiz, SIEM, and native cloud services. Collaborate with engineering and security teams to support scalable, resilient cloud platforms.
This role involves leading the development and governance of enterprise security architecture across cloud, on-premises, and hybrid environments within a global law firm. The Security Architect will define security standards, drive secure adoption of AI technologies, and ensure compliance with key frameworks including ISO 27001, NIST, and GDPR. The position requires close collaboration with senior stakeholders across technology, security, risk, and legal functions.
