Infrastructure Security Engineer - DV Eligible - Perm

Company IconSanderson Government and Defence
Location IconCheltenham

Infrastructure Security Engineer - Perm - DV Eligible:Location: CheltenhamDays On-Site: 5 (Scope for some WFH in the future)Clearance: DV (Preferabl...Read More>>.

Posted: October 18th, 2026
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Fire Alarm Service & Maintenance Engineer

Company IconSER (Staffing) Ltd
Location IconOxford

Fire Alarm Service & Maintenance EngineerOxford | £37,000 - £45,000 DOE | Company Van + Personal UseExcellent Benefits | 1 in 7 Call-Out | £160 Standby | Overtime Availabl...Read More>>.

Posted: October 14th, 2026
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Security Engineer II, Traffic Quality, Traffic Quality

Company IconAmazon
Location IconLondon

Overview In this role you help protect advertiser trust by detecting and mitigating ad fraud and invalid traffic at scale. You will work within the Security Engineering team of Traffic Quality to uncover emerging threats and build robust de...Read More>>.

Posted: September 30th, 2026
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Cloud Security Engineer– Quant Trading

Company IconQuant Capital
Location IconLondon

Overview In this Cloud Security Engineer role, you will help design and secure the firm’s cloud-first infrastructure within a fast-paced, high-scale trading environment. You’ll work with Platform Engineering to integrate cloud and on-pr...Read More>>.

Posted: October 1st, 2026
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Senior Engineer - Fire Alarms & Life Safety Systems

Company IconSSR Personnel
Location Icon

Overview In this role you will service, fault-find and perform small works installations and commissioning of a range of fire alarm systems across West London and surrounding areas. You will work with established manufacturers and adhere to...Read More>>.

Posted: October 1st, 2026
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Senior Application Security Engineer / DevSecOps Engineer

Company IconAdditional Resources
Location IconLondon

Overview In this role you will drive secure software development within a health research charity, partnering with engineering, architecture and cloud teams to embed security across the SDLC. You will design and implement security testing,...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer, Security Incident Response Team (SIRT) - EMEA

Company IconGitLab
Location Icon

Overview In this role you defend GitLab.com and the broader environment by leading high-severity security incidents in a 24/7 global on-call model. You’ll drive DFIR-driven investigations, design detection capabilities with Signals Engine...Read More>>.

Posted: October 1st, 2026
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Manager, Security Engineer - Financial Services, Enterprise Security

Company IconDeloitte
Location IconLondon

Overview In this role you will help secure clients’ technology capabilities within Deloitte’s Cyber Security practice. You will work on designing, implementing and operating security solutions across cloud, on-premise and hybrid environ...Read More>>.

Posted: October 1st, 2026
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Windows Powershell and Security Engineer – Quant Trading

Company IconQuant Capital
Location IconLondon

Overview In this role you will own and optimize the Windows infrastructure critical to business continuity in a fast-paced, tech-forward environment. You will deploy, maintain, and improve Windows server and desktop ecosystems, working clos...Read More>>.

Posted: October 1st, 2026
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Principal Security Engineer, SDO AppSec EMEA

Company IconAmazon
Location IconLondon

Overview In this role you lead enterprise‑wide application security across Amazon’s extensive systems, shaping the security review methodology and patterns that underpin secure development. You own risk outcomes, guide high‑risk desig...Read More>>.

Posted: October 1st, 2026
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Security Engineer I, AWS Security Incident Response

Company IconAmazon
Location IconManchester

Overview In this role you protect AWS customers by detecting and responding to security incidents at scale. You will work with cross-functional teams to triage threats, document findings, and guide remediation while leveraging AWS security...Read More>>.

Posted: October 1st, 2026
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Senior IT Security Engineer – Windows, Automation, Endpoint Security

Company IconQuant Capital
Location IconLondon

Overview In this role you will strengthen the global security posture within a high-performing engineering group. You design and deploy security controls across Windows platforms, drive vulnerability management at scale and build automation...Read More>>.

Posted: October 1st, 2026
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Staff Cloud Security Engineer (GCP) - Engine by Starling

Company IconStarling Bank
Location IconLondon

Overview In this GCP Security Engineer role, you will own the security foundations of Engine’s Google Cloud Platform environment. You’ll collaborate with cross-functional teams to shape a secure cloud architecture and automate risk cont...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer - Detection & Response

Company IconKlaviyo
Location IconLondon

Overview In this Senior Security Engineer role, you will strengthen Klaviyo’s Detection & Response (D&R) capabilities across enterprise, cloud, and product environments. You’ll develop detections, drive investigations, and automate D&R...Read More>>.

Posted: October 1st, 2026
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Senior 3rd Line Network and Security Engineer

Company IconSoftcat
Location IconManchester

Overview In this role you will deliver 3rd line network and security support for internal and external customers, troubleshoot and resolve incidents, and implement complex configurations. You will share knowledge with the wider team through...Read More>>.

Posted: October 1st, 2026
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Microsoft Security Engineer - up to 70,000 + Bonus - Hybrid

Company IconInvolved Solutions
Location IconLondon

Overview In this role you will strengthen the organisation's security posture across identity, endpoints, data protection, and threat detection. You will leverage Microsoft security stack—Defender XDR, Purview, and Entra ID—to protect e...Read More>>.

Posted: October 1st, 2026
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Security Engineer II, Specialized Businesses Security, External Vulnerability Operations

Company IconAmazon
Location IconLondon

Overview In this role you secure Amazon’s public-facing devices and services by coordinating with external researchers and internal teams to remediate vulnerabilities. You’ll shape and scale Amazon’s Bug Bounty and Threat Intelligence...Read More>>.

Posted: October 1st, 2026
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Senior Cloud Network & Security Engineer , Vice President

Company IconState Street Bank
Location IconLondon

Overview In this role you will design and deploy cloud network services across multiple providers to support global connectivity and security. You will be part of the global network architecture and engineering team, focusing on cloud netwo...Read More>>.

Posted: October 1st, 2026
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Security Compliance Engineer

Company IconeBay
Location IconLondon

Overview As a Security Compliance Engineer at eBay, you lead audits and assessments to strengthen security practices across a global business. You collaborate with leaders and cross-functional teams to balance compliance with business needs...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer (AI Safety), London, Lausanne

Company IconIsomorphic Labs
Location IconLondon

Overview In this role you will architect and secure an AI-first drug discovery platform at Isomorphic Labs, bridging ML research, platform engineering, and defense. You’ll build risk frameworks for AI/ML in life sciences, protect model ar...Read More>>.

Posted: October 1st, 2026
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Senior Developer Experience Security Engineer

Company IconMotorway
Location IconLondon

Overview In this role you will embed security into how engineers build, deploy and operate software, making secure options the easiest path. You’ll bridge the Developer Experience and Security Operations teams to scale secure-by-default p...Read More>>.

Posted: October 1st, 2026
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Senior Cloud Security Engineer (GCP) - Engine by Starling

Company IconStarling Bank
Location IconLondon

Overview As a Senior GCP Security Engineer, you will own the security foundations of Engine's Google Cloud Platform. You collaborate with security, infrastructure, and product teams to design a secure cloud architecture and implement scalab...Read More>>.

Posted: October 1st, 2026
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Senior Application Security Engineer - DevSecOps & Cloud Security

Company IconAdditional Resources
Location IconLondon

Overview As a Senior Application Security Engineer, you help embed security across the software delivery lifecycle for a health research charity. You will partner with engineering and cloud teams to design, deploy, and maintain secure appli...Read More>>.

Posted: October 1st, 2026
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Security Engineer, Vulnerability Management and Remediation Operations

Company IconAmazon
Location IconLondon

Overview In this role you help strengthen Amazon’s security by discovering, assessing, and driving remediation of vulnerabilities across our infrastructure and services. You will work with a global team to triage disclosures, design autom...Read More>>.

Posted: October 1st, 2026
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Senior Physical Security Engineer / Consultant

Company IconArup
Location IconLondon

Overview As a Senior Security Consultant/System Engineer, you design and manage security projects for built environments, ensuring high-quality delivery and client satisfaction. You work across a multidisciplinary team to integrate security...Read More>>.

Posted: October 1st, 2026
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Senior AI Compliance, Risk & Security Engineer

Company IconDanaher Corporation
Location IconCambridge

Overview In this role you will help Danaher build, scale and operate trusted AI solutions across operating companies. You will work with governance, data, product, and engineering teams to ensure AI systems are compliant, transparent and sc...Read More>>.

Posted: October 1st, 2026
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Staff / Senior Staff Security Engineer, Vinted Pay

Company IconVinted
Location IconLondon

Overview As a Staff/Senior Staff Security Engineer in Vinted Pay, you will harden the security posture of our fintech payments platform at scale. You’ll translate complex regulatory requirements into practical, automated controls and embe...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer, AWS Security Verification & Validation Team

Company IconAmazon
Location Icon

Overview In this Senior Security Engineer role, you lead complex security testing engagements within AWS’s Point-in-Time Security Testing team. You apply expert reasoning to high-consequence risks and drive end-to-end engagements from arc...Read More>>.

Posted: October 1st, 2026
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Cyber Security Engineer (Threat Detection & Automation)

Company IconAdditional Resources
Location IconLondon

Overview As Threat Detection Engineer, you will build and refine threat detection in a cloud-first environment, supporting a biotech company leveraging genetic data and AI. You’ll work with an outsourced SOC to tune detection catalogs and...Read More>>.

Posted: October 1st, 2026
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Senior Information Security Engineer - Investment Management

Company IconClient Server
Location IconLondon

Overview In this role you will lead the UK security function for a London-based hedge fund, shaping technical controls and governance. You will partner with the global CISO team to translate regulatory requirements into practical security m...Read More>>.

Posted: October 1st, 2026
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Cloud Security Engineer - Remote (UK Only)

Company IconImmersive Labs
Location Icon

Overview In this role you will evolve and disrupt cloud security within Immersive One by creating emulated labs that teach secure cloud practices. You join a cross-functional Product team to design engaging, gamified content for AWS, Azure...Read More>>.

Posted: October 10th, 2026
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Fire Damper & Air Hygiene Engineer

Company IconWhite Recruitment
Location IconLondon

Overview In this role you will support a growing ventilation team across London and surrounding areas, focusing on fire damper testing, remedial works and ventilation hygiene. You work in two-man teams with varied commercial clients, buildi...Read More>>.

Posted: October 10th, 2026
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Security Engineering Manager, SDO AppSec EMEA

Company IconAmazon
Location IconLondon

Overview In this role you lead a team of security engineers to strengthen Amazon’s AppSec across services, driving strategic initiatives and scalable security practices. You will foster a collaborative culture, mentor engineers, and advan...Read More>>.

Posted: October 16th, 2026
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Sr Security Engineer | Remote | Europe

Company Iconn8n
Location Icon

Overview As n8n’s first dedicated security hire, you own the product security posture and help embed security as a core engineering pillar. You’ll partner with engineering leadership to scale security across a fast-growing, open-source-...Read More>>.

Posted: October 16th, 2026
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Fire Alarm Commissioning Engineer 48K – N London

Company IconRGB Network
Location IconLondon

Overview In this role you will commission and service fire alarm systems across commercial and residential sites, ensuring compliance with BS 5839-1. You will contribute to a growing NSI Gold Accredited security company in North London, col...Read More>>.

Posted: October 17th, 2026
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Senior Information Cloud Security Engineer

Company IconNorton Rose Fulbright
Location IconLondon

Overview As Senior Information Security Engineer you will secure cloud platforms, cloud-native services, and AI-enabled solutions, translating security requirements into scalable controls. You will lead cloud and AI security assessments, de...Read More>>.

Posted: October 17th, 2026
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Security Engineer - Man Group plc

Company IconMan Group plc
Location IconLondon

About Man Group Man Group is a global alternative investment management firm focused on pursuing outperformance for sophisticated clients via our Systematic, Discretionary and Solutions offerings. Powered by talent and a...Read More>>.

Posted: October 18th, 2026
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Security Engineer - Lead Architect - Man Group plc

Company IconMan Group plc
Location IconLondon

About Man Group Man Group is a global alternative investment management firm focused on pursuing outperformance for sophisticated clients via our Systematic, Discretionary and Solutions offerings. Powered by talent and a...Read More>>.

Posted: October 18th, 2026
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Fire & Emergency Lighting Engineer - Bishop's Stortford / Chelmsford

Company IconValoris Group Limited
Location IconChelmsford

Fire Alarm Service & Maintenance EngineerFire Alarms | Emergency Lighting | Service & Maintenance Salary / OTE: £28,000–35,000 - 40-45k OTEEmployment Type: Full-...Read More>>.

Posted: October 6th, 2026
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Senior Azure Cloud & Security Engineer

Company IconBright Purple Resourcing
Location IconGlasgow

Senior Azure Cloud & Security EngineerGlasgow/Hybrid (2 days a week in the office)Salary up to £48,000Our client, an established online education provider based in Glasgow, runs...Read More>>.

Posted: October 18th, 2026
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Security Service Engineer

Company IconBlack Fox Solutions
Location Icon

Security Service EngineerCovering NI£32-38kBlack Fox Solutions are working alongside our client, covering all of NI, to recruit a Security Service Engineer.As the successful Service Engineer, you will be responsi...Read More>>.

Posted: September 25th, 2026
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Managing Engineer, Data Security Engineering (Hybrid OR Remote)

Company IconAllstate Northern Ireland
Location IconBelfast

At Allstate, great things happen when our people work together to protect families and their belongings from life's uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers' evolving needs. From...Read More>>.

Posted: October 15th, 2026
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