About this role
Salary: £30,000 - 50,000 per year
Requirements: 8+ years of experience in Network Security Engineering and Enterprise Networking.Demonstrated experience designing and implementing SASE/SSE, ZTNA, network segmentation, identity-based access controls, and enterprise firewall architectures.Strong understanding of Zero Trust Architecture principles.Ability to produce technical assessments, architecture reviews, PoCs, migration strategies, and engineering documentation.Strong troubleshooting and root cause analysis capabilities.Excellent written and verbal communication skills.Preferred: Palo Alto or Fortinet certification.Preferred: CCNP Enterprise / Security.Preferred: CCIE Enterprise Infrastructure / Security.Preferred: CISSP.Preferred: Experience within large-scale financial services environments.Preferred: Knowledge of NIST Zero Trust Architecture, DORA, NIS2, and modern cybersecurity frameworks. Responsibilities: Partner with internal stakeholders and technology vendors to evaluate, select, and implement Zero Trust security solutions.Design and engineer scalable, resilient, and secure enterprise network and security architectures.Collaborate across Network Engineering, Security Engineering, IAM, Cloud, EUC, and Operations teams to deliver security transformation initiatives.Contribute to technical strategy, standards, reference architectures, and design patterns.Deliver solutions tailored to internal business requirements, articulate design rationale, and adapt or iterate designs when required.Develop High-Level Designs (HLD), Low-Level Designs (LLD), migration plans, operational procedures, and architecture documentation.Support vendor evaluations, Proof of Concepts (PoCs), pilot deployments, and production rollouts.Lead technical assessments, architecture reviews, root cause analysis, and engineering recommendations.Design, deploy, and operate Palo Alto, Fortinet, or Cisco NGFW platforms and their respective cloud management platforms.Design and implement SASE/SSE solutions for enterprise-scale deployments.Implement centralized security management, policy governance, logging, monitoring, and reporting using vendor ecosystems or tools such as Tufin or Algosec.Design and implement on-premises Zero Trust Enforcement Points (NGFW).Develop segmentation and micro-segmentation strategies across data centres, campuses, cloud, and branch environments.Define secure traffic flows and trust boundaries.Support migration from traditional network-centric security models to Zero Trust architectures.Design and engineer routers, switches, and LAN/WAN solutions.Work with VPN technologies, IPSec, TLS encryption, and NAC integration.Integrate network security solutions with Microsoft Entra ID, Active Directory, Cisco ISE / NAC platforms, EDR/XDR solutions, SIEM platforms, ServiceNow, and cloud platforms including Azure, AWS, and GCP. Technologies: AIAWSActive DirectoryAzureCloudCiscoFirewallGCPIAMSupportLANNetworkSecurityServiceNowSparkVPNMPLSNexus More:
We are a $13+ billion global technology company and a globally recognized leader in the tech and IT industry, with more than 224,000 people across 60 countries delivering digital, engineering, cloud, and AI capabilities through a broad portfolio of technology services and products. We bring an idea-first mindset and a startup spirit to our work, and we want our people to find their spark and grow with us. This Network Engineer role is based in London, UK, with a hybrid arrangement of 3 days in the office. We offer a supportive, diverse, and global team, competitive compensation and benefits including vacation and insurance cover, opportunities to upskill and take ownership of exciting projects, and a strong focus on wellbeing, CSR, diversity, and employee engagement.
last updated 38 week of 2026