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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Infrastructure Security Engineer - **Company:** La Fosse - **Location:** UK - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Amazon Web Services, Microsoft Azure, Cloud Computing, Encodings, Intrusion Detection Systems, Virtual Private Networks (VPN), Network Security, Cloud Services, Security Information and Event Management, Software Vulnerability Management, Firewalls (Computer Science), Information Technology, Malware Detection, Firewall Services Module, Splunk, Qualys, Vulnerability Analysis - **Published:** August 26, 2026 - **Apply:** https://www.collegerecruiter.com/job/2815188234-infrastructure-security-engineer ## About the Role * Strong background in infrastructure or network security within a complex enterprise environment * Solid knowledge of: * Firewalls, VPN, IDS/IPS, network security controls * Endpoint security (EDR, anti-malware, DLP) * SIEM tools (e.g. Splunk, Sentinel) * Vulnerability management (e.g. Qualys, Tenable) * Cloud (Azure and/or AWS) * Hands-on experience supporting or responding to security incidents * Familiarity with frameworks such as ISO 27001, NIST, CIS, Cyber Essentials * Great documentation, troubleshooting, and communication skills ## Description Overview This range is provided by La Fosse. Your actual pay will be based on your skills and experience - talk with your recruiter to learn more. Remote (with travel to Oxford or Nuneaton for team meetings). We're looking for a hands-on Senior Infrastructure Security Engineer to join a growing Infrastructure & Security team, and the chance to be one of the first in a new security remit. You'll be reporting into the new Head of Infrastructure Security, playing a key role in building and securing the organisation's group-wide infrastructure estate. You'll be the go-to engineer for securing core infrastructure services, working across network, cloud, and platform environments to keep systems protected while enabling the business to run smoothly. Responsibilities * Implementing and maintaining security controls across network, cloud, endpoints, and core infrastructure * Owning key technologies like firewalls, SIEM, EDR, VPN, NAC, and vulnerability scanners * Driving vulnerability management and hardening across the estate * Supporting and responding to security incidents across infrastructure services * Embedding security into infrastructure changes (firewall rules, access reviews, cloud deployments) * Working with engineering teams to improve the security posture of Azure and AWS platforms * Writing and maintaining runbooks, standards, and procedures to raise security maturity What we're looking for * Strong background in infrastructure or network security within a complex enterprise environment * Solid knowledge of: * Firewalls, VPN, IDS/IPS, network security controls * Endpoint security (EDR, anti-malware, DLP) * SIEM tools (e.g. Splunk, Sentinel) * Vulnerability management (e.g. Qualys, Tenable) * Cloud (Azure and/or AWS) * Hands-on experience supporting or responding to security incidents * Familiarity with frameworks such as ISO 27001, NIST, CIS, Cyber Essentials * Great documentation, troubleshooting, and communication skills * Play a central role in strengthening security across a multi-industry group (rail, logistics, manufacturing, tech, aerospace) * Report into a supportive leadership team who'll help you grow your career * Competitive package with bonus, car allowance, and expensed travel * Step into a role where you can directly shape security across the group's infrastructure Apply now to take ownership of security engineering and be part of a team driving major change. Seniority level * Mid-Senior level Employment type * Full-time Job function * Information Technology Industries * Staffing and Recruiting ## Related Videos - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [A Brief History of Data Storage](https://www.wearedevelopers.com/videos/974-a-brief-history-of-data-storage) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [You can’t hack what you can’t see](https://www.wearedevelopers.com/videos/41-you-can-t-hack-what-you-can-t-see) - [JSON and Beyond](https://www.wearedevelopers.com/videos/968-json-and-beyond) - [Bitcoin transactions- embedding and using data for applications built on Bitcoin SV](https://www.wearedevelopers.com/videos/152-bitcoin-transactions-embedding-and-using-data-for-applications-built-on-bitcoin-sv) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Walking Into The Era of Supply Chain Risks](https://www.wearedevelopers.com/magazine/106-walking-into-the-era-of-supply-chain-risks) - [Understanding and Mitigating Common Web Vulnerabilities](https://www.wearedevelopers.com/magazine/565-understanding-and-mitigating-common-web-vulnerabilities) - [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk)