Senior Fire & Security Engineer

Company IconNRT Group
Location IconBristol

Senior Engineer Fire & SecurityLocation: BristolEmployment Type: Full-timeSalary:£45,000 per annumAbout the RoleWe are looking for an experienced Senior Fire & Securi...Read More>>.

Posted: October 2nd, 2026
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Senior Product Security Engineer

Company IconAnduril Industries
Location IconLondon

Overview In this role you will develop and mature security features for Anduril’s products, guiding security as a core product attribute. You will work with cross-functional teams to embed resilience in hardware and software across defens...Read More>>.

Posted: September 30th, 2026
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IT Infrastructure Security Engineer

Company IconTria Recruitment
Location IconLondon

Overview In this role you will modernise our infrastructure, strengthen security, and deliver technical change across a Microsoft environment. You work within a small, collaborative tech team with autonomy to shape best practices and make a...Read More>>.

Posted: September 30th, 2026
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GSOC Security Engineering Lead

Company IconKPMG
Location IconLondon

Overview In this role you will own the engineering platforms and AI-enabled capabilities behind the security operations service. You will translate priorities into a practical roadmap, manage a globally distributed team and budget, and driv...Read More>>.

Posted: September 30th, 2026
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Senior Application Security Engineer

Company IconCloudsmith
Location IconBelfast

Overview As a Senior Application Security Engineer, you embed within an engineering tribe to lift security from inside the core team. You’ll influence design, review code and architecture, and drive pragmatic, secure fixes while building...Read More>>.

Posted: September 30th, 2026
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Senior Application Security Engineer

Company IconFlagstone
Location IconLondon

Overview As a Senior Security Engineer, you will own meaningful parts of Flagstone’s security stack and help harden our Azure environment. You’ll work within a tight Security Engineering team focused on cloud security, detection, and se...Read More>>.

Posted: September 30th, 2026
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Senior Security Engineer Crypto

Company IconTeya Solutions
Location IconLondon

Overview As Senior Application Security Engineer at Teya, you will own and evolve the Secure SDLC across our fintech products to enable fast, secure delivery. You’ll partner with product, platform and security teams to shift AppSec from r...Read More>>.

Posted: September 30th, 2026
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AWS Cloud Security Engineer

Company IconWipro
Location IconNorwich

Overview In this role, you will administer and optimize Wiz Cloud Security Posture Management across multi-cloud environments to strengthen posture, policy compliance, and threat detection. You’ll partner with DevOps, SRE, and security te...Read More>>.

Posted: September 30th, 2026
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Staff Software Security Engineer

Company IconHumanloop
Location IconLondon

Overview In this role you will fortify Anthropic’s security for large-scale AI clusters, partnering with research, product, and security teams. You will design secure-by-design workflows and CI/CD pipelines, and implement robust cloud sec...Read More>>.

Posted: October 1st, 2026
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Cyber Security Engineer / Architect

Company IconHowden Joinery
Location IconNorthamptonshire

Overview In this role you will design and deliver security solutions aligned to Howdens’ business goals and cyber risk strategy. You’ll influence security across infrastructure, cloud, and applications, collaborating with cross-function...Read More>>.

Posted: October 1st, 2026
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Web Security Engineer JavaScript

Company IconClient Server
Location IconLondon

Overview As Web Security Engineer, you will fortify web applications by applying offensive security practices within a cross-functional team. You’ll bridge Security and Engineering to embed secure coding and resilient design across the SD...Read More>>.

Posted: October 1st, 2026
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Security Engineer, Institutional Trading

Company IconBlockchain
Location IconLondon

Overview As a hands-on Security Engineer embedded with the Institutional FinOps team, you secure off-chain trading operations and infrastructure that power our institutional business. You partner with Trading, Middle Office, and Quant teams...Read More>>.

Posted: October 1st, 2026
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Staff Hardware Security Engineer

Company IconARM
Location IconCambridge

Overview In this role, you will assess and strengthen the security of SoC hardware platforms at silicon level, working with architecture and silicon teams to mitigate vulnerabilities. You will develop proof-of-concept demonstrations and too...Read More>>.

Posted: October 1st, 2026
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AI Staff Security Engineer

Company IconMatchtech
Location IconLondon

Overview In this role you establish and advance a proactive security stance for AI-driven platforms. You will design and operationalize automated security workflows and govern AI tooling to minimize risk across the enterprise. You’ll defe...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer - Contract

Company IconFlagstone
Location IconLondon

Overview In this contract role you will shape Flagstone's cloud security, detection, and incident response. You will own parts of the security stack and contribute hands-on across Azure hardening, monitoring, and tooling. Your work will hav...Read More>>.

Posted: October 1st, 2026
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Senior Product Security Engineer

Company IconARM
Location IconCambridge

Overview In this role you will help build and scale Metis, Arm’s central security analysis platform, focusing on Software Composition Analysis (SCA) to support large-scale security data processing. You will design backend services and Pyt...Read More>>.

Posted: October 1st, 2026
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Information Security Governance, Risk, and Compliance (GRC) Specialist

Company IconJanus Henderson
Location IconLondon

Overview In this role you will shape and manage the cybersecurity policy framework to protect clients and the firm. You will integrate security practices across tech and non-tech teams, enhancing governance and risk controls. You’ll drive...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineering Consultant

Company IconNomios
Location IconBasingstoke

Overview As a Senior Security Engineering Consultant, you will design and deliver detection and response capabilities across SIEM, XDR, and SOAR for a diverse client base. You’ll own detection as code, building scalable detections and aut...Read More>>.

Posted: October 1st, 2026
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Senior Offensive Security Engineer

Company IconKlarna
Location IconLondon

Overview In this role you will lead and perform penetration testing across Klarna’s internal and public systems, integrating bug bounty insights into the security program. You’ll work on a fast-moving offensive security team, covering c...Read More>>.

Posted: October 1st, 2026
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Cyber Operations Security Engineer

Company IconSoftcat
Location IconMarlow

Overview As Security Engineer in Softcat’s Cyber Operations, you help deliver monitoring, detection and remediation services for customers. You’ll work with the Engineering team to apply best practices, evolve platforms, and maintain hi...Read More>>.

Posted: October 1st, 2026
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Senior Cyber Security Engineer

Company IconThe Financial Times
Location IconLondon

Overview As Senior Cyber Security Engineer, you help mature application and cloud security for the FT’s AWS-hosted, cloud-native estate. You will shape developer-friendly guardrails across CI/CD pipelines, AWS environments and IaC, drivin...Read More>>.

Posted: October 1st, 2026
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Principal Platform Security Engineer

Company IconHiscox AG
Location IconLondon

Overview In this leadership role, you steer platform security across London Market initiatives, guiding multiple squads and engineering chapters toward secure-by-design outcomes. You drive cloud-first adoption, automation, and governance to...Read More>>.

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

Company IconPublicis Media
Location IconLondon

Overview As a Network and Security Engineer at Publicis Re:Sources, you will support the IT Infrastructure Network and Security Operations across a global environment. You will join a cross-country team delivering Level 2–3 technical supp...Read More>>.

Posted: October 1st, 2026
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Manager, IT Security Engineering

Company IconGILEAD Sciences
Location Icon

Overview In this role you will strengthen Gilead’s security posture by partnering with cross-functional teams to implement and sustain platform security capabilities. You will translate business needs into secure solutions, evaluate new t...Read More>>.

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

Company IconAmazon
Location IconLondon

Overview In this role, you will help protect a global-scale platform by performing application security reviews and shaping secure architectures. You’ll partner with cross-functional teams to embed security into product design and operati...Read More>>.

Posted: October 1st, 2026
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Infrastructure Security Engineer - London

Company IconX
Location IconLondon

Overview As Infrastructure Security Engineer, you design, implement, and maintain secure cloud and hybrid infra to protect cloud-native applications. You’ll operate across multi-cloud and on-prem environments, embedding security into how...Read More>>.

Posted: October 1st, 2026
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Security Engineer - Software Security Enablement

Company IconBloomberg
Location IconLondon

Overview In this role you help ensure Bloomberg software is built securely by delivering automated security capabilities across the development lifecycle. You partner with engineering teams to provide remediation guidance and improve securi...Read More>>.

Posted: October 1st, 2026
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Senior Cloud Security Engineer

Company IconVitality
Location IconStockport

Overview Senior Cloud Security Engineer at Vitality, responsible for safeguarding technology and member data through expert guidance and hands-on security work. You will collaborate with cross-functional teams to embed secure practices, rei...Read More>>.

Posted: October 1st, 2026
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Senior Application Security Engineer

Company IconElsevier
Location Icon

Overview In this role you bolster secure software delivery across engineering teams by embedding security practices, tooling, and automation into development workflows. You’ll enable teams to build secure applications and CI/CD pipelines...Read More>>.

Posted: October 1st, 2026
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Information Security Officer - Post Trade, LCH Ltd

Company IconLondon Stock Exchange Group
Location IconLondon

Overview In this role you will support the Director of Business Information Security to safeguard LCH Ltd.’s critical systems and data. You’ll oversee information security and cyber controls, drive risk remediation, and collaborate with...Read More>>.

Posted: October 1st, 2026
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Senior Cyber Security Engineer

Company IconCheckout.com
Location IconLondon

Overview In this role you will design and implement security controls for AI and ML solutions, ensuring safe deployment across Checkout’s platforms. You will collaborate with engineering, governance, and business teams to embed security i...Read More>>.

Posted: October 1st, 2026
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Senior Cloud Security Engineer

Company IconCheckout.com
Location IconLondon

Overview In this role you will elevate Checkout.com’s security posture across AWS, Azure, and GCP, focusing on secure cloud design and scalable detection. You will lead security integration projects, guide cloud engineering teams, and dri...Read More>>.

Posted: October 1st, 2026
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AVP Cyber Security Engineer

Company IconNicoll Curtin
Location Icon

Overview In this role you will strengthen the organisation’s security posture by building proactive defense capabilities across on-premise and cloud environments. You will work within the Proactive Security function to develop threat mode...Read More>>.

Posted: October 1st, 2026
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Information Security Analyst ( ISO 27001 and ISO 27018 )

Company IconAlfa Financial Software
Location IconLondon

Overview In this role you will help maintain and improve Alfa's ISMS, ensuring ISO 27001 and ISO 27018 compliance. You will participate in audits (including SSAE 18/ISAE 3402 SOC 1 Type 2 and SOC 2 Type 2), identify control improvements, an...Read More>>.

Posted: October 1st, 2026
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Lead Cyber Security Engineer

Company IconHuxley Associates
Location IconLondon

Overview In this senior role you will lead the design and delivery of enterprise-wide security platforms and capabilities. You’ll drive strategic security engineering initiatives across vulnerability, application, and AI security, while s...Read More>>.

Posted: October 1st, 2026
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Lead Application Security Engineer

Company IconCAIS
Location IconLondon

Overview In this role you will own the security of CAIS applications and services, embedding secure development practices into the software lifecycle. You will define threat modeling, security architecture, and automated controls to protect...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer - Enterprise Security

Company IconSamsara
Location IconLondon

Overview As Senior Security Engineer in our Enterprise Security team, you will co-own the day-to-day operation of Samsara's security environment at enterprise scale, focusing on endpoint security, visibility, and zero trust. You’ll design...Read More>>.

Posted: October 1st, 2026
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Content Security Engineer, GME Security

Company IconAmazon
Location IconLondon

Overview In this role, you will be the primary content security advisor to production teams, helping design secure workflows and cloud tooling. You’ll research and pilot advanced protection methods and support security operations for pre-...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer, AWS Security

Company IconAmazonWebServices
Location IconLondon

Overview As a Senior Security Engineer, you will design and operate services that detect and mitigate cybersecurity threats across AWS infrastructure. You’ll collaborate with data scientists, software engineers, and security peers to crea...Read More>>.

Posted: October 1st, 2026
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Director, Security Engineering & Operations

Company IconCognism
Location IconLondon

Overview In this role you will define and drive Cognism’s technical security strategy for web and data products, data fusion pipelines, and corporate systems. You will partner with engineering and product leaders to embed security-by-desi...Read More>>.

Posted: October 1st, 2026
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Security Engineer Detection - Finance

Company IconClient Server
Location IconLondon

Overview In this role you will advance the organisation’s detection engineering capability within a global asset manager. You will investigate and triage security alerts, including AI-driven tooling, and apply your L3 experience to manage...Read More>>.

Posted: October 2nd, 2026
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Head of Security & Security Engineering

Company IconCOL Limited
Location IconLondon

Apollo Research seeks a Head of Security to own security end to end, as the first dedicated security hire. You will report to the CEO within the engineering team and help protect partnerships with frontier AI lab partners.You will build the...Read More>>.

Posted: September 17th, 2026
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Zero-Trust Security Leader — Information Security Lead

Company IconValarian Technologies Limited
Location IconLondon

Valarian Technologies Limited is seeking a Head of Information Security (Deputy CISO) to own the internal security posture, risk framework, and product compliance across global operations.In this hybrid London-based role, you will drive zer...Read More>>.

Posted: September 24th, 2026
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Senior Information Security Leader | Hybrid FCA Regulated

Company IconMattioli Woods plc
Location IconLeicester

Mattioli Woods plc is seeking a seasoned Head of Information Security to own the Group's information and cyber security strategy. This senior appointment requires credible engagement with ExCo and engineering teams to drive risk-aware decisions....Read More>>.

Posted: September 29th, 2026
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Senior Software Security Engineer

Company IconMenlo Ventures
Location IconLondon

About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed resea...Read More>>.

Posted: October 1st, 2026
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Senior Software Security Engineer

Company IconHarmonic Security
Location IconLondon

AI doesn't run in one place anymore. It runs in the browser tab, the desktop app, the agent your engineers kicked off, and the copilot embedded in the tools you already pay for. Harmonic Security governs all of it. Our AI Governance and Control...Read More>>.

Posted: October 1st, 2026
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Director of Blockchain Security Engineering

Company IconMastercard
Location IconLondon

Mastercard is seeking a Director of Security Engineering to lead the security engineering team for blockchain and digital solutions. You will drive the security roadmap for crypto products and blockchain networks, working with engineering, product...Read More>>.

Posted: October 2nd, 2026
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GSOC Security Engineering Lead

Company IconCyber Security training courses
Location IconBirmingham

Job description About the role KPMG International helps set strategy, protect the reputation of the global organisation and support independent member firms that provide Audit, Tax and Advisory services. Its global teams set stan...Read More>>.

Posted: October 2nd, 2026
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Senior Security Engineering Consultant

Company IconMatchtech
Location IconBasingstoke

70000 - 80000 per annum + bonusBasingstoke, England Permanent Our client, a leader in the cyber security sector, is currently seeking a Senior Security Engineering Consultant to join their team. This permanent role is a hands-on techni...Read More>>.

Posted: October 2nd, 2026
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Senior Network Security Engineer

Company IconBright Purple
Location IconMidlothian

Senior Network Security EngineerScotland/HybridSchedule: Rotating shift (includes nights/weekends)Salary up to 80,000You will own incidents end-to-end across Incident, Major Incident, Change, Problem, and Service Request workflows (ITIL-aligned),...Read More>>.

Posted: October 2nd, 2026
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