Application Security Engineer

Company IconCentrica - CHP
Location IconSouth East

Description Join us, be part of more. We're so much more than an energy company. We're a family of brands revolutionising how we power the planet. We're energisers. One team of 21,000 colleagues that's energising a...Read More>>.

Posted: October 14th, 2026
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Principal Security Engineer

Company IconHastings Direct
Location IconBexhill

Overview In this role you will strengthen security engineering within a high-growth CIO function, shaping secure cloud modernisation and streamlined delivery. You will coach teams, promote re-use and efficient workflows, and drive fail-fast...Read More>>.

Posted: September 30th, 2026
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Principal Security Engineer

Company IconTravelport
Location Icon

Overview As Principal Security Engineer, you will provide deep security expertise across applications, infrastructure, networks, cloud environments, and security platforms. You’ll translate security strategy and regulatory requirements in...Read More>>.

Posted: September 30th, 2026
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Senior Security Engineer

Company IconTaylor James Resourcing
Location IconLondon

Overview In this role, you lead and refine security across the IT estate, acting as a technical authority within a small IT Security team. You implement robust controls, run risk assessments and vulnerability management, and respond to thre...Read More>>.

Posted: September 30th, 2026
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Application Security Engineer

Company IconShawbrook Bank
Location IconLondon

Overview In this role you protect Shawbrook’s software from cyber threats and safeguard digital assets. You’ll work across a complex tech environment, applying security best practices and modern tooling to harden web apps and cloud depl...Read More>>.

Posted: September 30th, 2026
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Application Security Engineer

Company IconThe Financial Times
Location IconLondon

Overview In this role you will strengthen the FT’s cloud-native app security by building developer-friendly guardrails and practical security guidance. You’ll partner with product and platform teams to embed secure delivery across CI/CD...Read More>>.

Posted: September 30th, 2026
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Cloud Security Engineer

Company IconReply
Location Icon

Overview In this hands-on Cloud Security Engineer role, you design, build and secure AWS-based cloud architectures for financial services and public sector clients. You’ll embed with engineering and platform teams to shift security left a...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer

Company IconSpendesk
Location IconLondon

Overview You join Spendesk as the first senior Security Engineer, building a security engineering function from the ground up. You own the technical security roadmap, partner with infrastructure and compliance, and foster a security-aware e...Read More>>.

Posted: October 1st, 2026
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Application Security Engineer

Company IconThe Pokémon Company
Location IconLondon

Overview As an Application Security Engineer, you design, implement, and operate controls to prevent and detect attacks on company systems, apps, and data. You perform penetration testing and vulnerability assessments across software, OS, a...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer

Company IconKainos
Location IconBirmingham

Overview In this role you will design and implement secure, cloud-based software solutions within an Agile team, embedding DevSecOps practices across the software lifecycle. You’ll act as a security specialist for applications or cloud pl...Read More>>.

Posted: October 1st, 2026
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Application Security Engineer

Company IconSimply Business
Location IconLondon

Overview In this role, you will champion security across the software development lifecycle, embedding secure coding and threat modelling into our practices. You’ll collaborate with engineering to modernise DevSecOps, tackle AI/LLM threat...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer

Company IconASSA ABLOY
Location IconOlney

Overview In this role you will advance the secure software delivery lifecycle, embedding security into design, testing, and deployment. You’ll shape policy-as-code, integrate threat detection into CI/CD, and drive remediation across embed...Read More>>.

Posted: October 1st, 2026
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Staff Security Engineer

Company Iconwayve
Location IconLondon

Overview In this role you advance the security framework for Wayve's internal platform and SPINE, leading security controls and tooling. You will collaborate with the central Security team to align measures with policy, and mentor engineers...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer

Company IconDocebo
Location IconLondon

Overview In this role you secure Docebo’s AWS-based cloud stack, partnering with Infrastructure, Engineering, and security teams. You design and enforce cloud security controls, improve IaC security, and lead incident response and post-mo...Read More>>.

Posted: October 1st, 2026
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Cloud Security Engineer

Company IconLacuna Talent
Location IconLondon

Overview In this role you will help strengthen the cloud security posture for a global retail organisation. You will work hybrid in London or Manchester, bridging security with stakeholders to shape governance and assurance models. You will...Read More>>.

Posted: October 1st, 2026
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Infrastructure Security Engineer

Company IconBlockchain
Location IconLondon

Overview In this role, you will design and implement security controls across product, platform, and infrastructure to protect our global crypto services. You’ll work with SRE and engineering teams to embed security into CI/CD and cloud-n...Read More>>.

Posted: October 1st, 2026
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Information Security Engineer

Company IconFreshfields Bruckhaus Deringer
Location IconManchester

Overview In this role you will strengthen cloud and on-prem security across Azure, M365, and GCP while supporting incident response. You will advise on configurations, governance, and threat detection, collaborating with cross-functional te...Read More>>.

Posted: October 1st, 2026
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AI Security Engineer

Company IconJanus Henderson
Location IconLondon

Overview In this hands-on security engineering role, you secure AI-enabled systems across their lifecycle, partnering with AI Technology and the broader security function. You will define and evolve AI security standards, patterns, and guar...Read More>>.

Posted: October 1st, 2026
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Security Engineer - Product

Company IconWiz
Location IconLondon

Overview As a Security Engineer for Product & Production Infrastructure, you defend Wiz’s cloud and AI-enabled products by running security reviews, vulnerability management, and detection/response. You’ll partner with software and DevO...Read More>>.

Posted: October 1st, 2026
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Application Security Engineer

Company IconCloudBees
Location IconLondon

Overview In this role you secure AI-driven and internal enterprise apps, partnering with the CISO to apply threat modeling, secure design, and engineering discipline across internal systems and AI tooling. You’ll build scalable security p...Read More>>.

Posted: October 1st, 2026
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Network Security Engineer

Company IconDRW
Location IconLondon

Overview Join DRW's network security team to safeguard our hybrid, high-performance trading infrastructure. In this role you will design, implement, and audit security controls that protect our global networks while supporting resilient tra...Read More>>.

Posted: October 1st, 2026
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Windows Security Engineer

Company IconQuant Capital
Location IconLondon

Overview In this role you will design, test and implement Windows security controls while collaborating with the Cybersecurity and Windows teams. You’ll apply platform security knowledge to harden Windows environments and guide governance...Read More>>.

Posted: October 1st, 2026
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Lead Security Engineer

Company IconKainos
Location IconBirmingham

Overview Lead Security Engineer (Consultant) at Kainos to drive security engineering and testing across platforms and services. You will set testing direction, engagement scope, outputs, and tool choices while developing junior engineers. C...Read More>>.

Posted: October 1st, 2026
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Linux Security Engineer

Company IconQuant Capital
Location IconLondon

Overview In this role, you will strengthen and oversee information security across the company’s AWS cloud, web and mobile platforms. You’ll advise IT on security strategy, design and operate the security environment, and manage risks t...Read More>>.

Posted: October 1st, 2026
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Security Engineer – Exeter.

Company IconPinnacle Recruitment
Location IconExeter

Overview In this role you will install and service CCTV, intruder alarms and access control systems to ensure secure, reliable protection for clients. You will work primarily in Devon, collaborating with a local team to deliver maintenance...Read More>>.

Posted: October 1st, 2026
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Cloud Security Engineer

Company IconIntercom
Location IconLondon

Overview In this role you help secure Fin’s AI-powered customer service platform by designing and operating secure AWS-based cloud environments. You will build protective and detective controls, lead incident response, and partner with in...Read More>>.

Posted: October 1st, 2026
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Product Security Engineer

Company IconMBDA
Location IconBolton

Overview As a Product Security Engineer you will apply systems engineering skills with a security focus to design robust, tamper-resistant missile/weapon systems. You will work across hardware, firmware and software domains to deliver secur...Read More>>.

Posted: October 1st, 2026
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Information Security Engineer

Company IconMedpace
Location IconLondon

Overview In this role you help defend Medpace’s digital infrastructure by designing and improving cybersecurity architecture across infrastructure, cloud, edge devices, and data. You will work with cross-functional teams to implement secu...Read More>>.

Posted: October 1st, 2026
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Cloud Security Engineer

Company IconConcentrix
Location Icon

Overview As a Cloud Security Engineer in advisory mode, you help clients strengthen cloud security postures through workshops and tailored strategies. You will translate complex security concepts into practical implementations aligned with...Read More>>.

Posted: October 1st, 2026
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Senior Security Engineer

Company IconCapco
Location IconLondon

Overview In this Senior Security Engineer role, you will design and implement secure systems across cloud and on‑prem environments, partnering with engineering and client teams to bake security-by-design into the SDLC. You will integrate...Read More>>.

Posted: October 1st, 2026
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Cyber Security Engineer

Company IconAccenture
Location IconLondon

Overview As Cyber Security Engineer you will design, implement and manage security solutions to protect client systems, data and applications. You will work with cross-functional teams to embed security best practices and automate tooling i...Read More>>.

Posted: October 3rd, 2026
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Cloud Security Engineer

Company IconClickHouse
Location Icon

Overview In this role, you secure ClickHouse cloud infrastructure across AWS, GCP, and Azure and work with product and engineering teams to ensure safe cloud usage. You will implement security systems, automation, and data-driven processes...Read More>>.

Posted: October 5th, 2026
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Senior Security Engineer

Company IconCohere
Location IconLondon

Overview As a Senior Security Engineer, you will partner with leadership and cross-functional teams to manage security risks in production AI systems. You’ll lead security operations across CI/CD and cloud-native environments, and weave s...Read More>>.

Posted: October 5th, 2026
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Lead Security Engineer

Company IconFormula Recruitment Limited
Location IconLondon

Overview In this senior, hands-on leadership role you will define and evolve the organisation’s security strategy and architecture. You’ll partner with engineering, DevOps and technology leadership to embed security across the lifecycle...Read More>>.

Posted: October 5th, 2026
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Application Security Engineer

Company IconRightmove
Location IconLondon

Overview In this role you join Rightmove’s growing Application Security function as the first engineering hire, partnering with engineering teams to embed AppSec across tooling, vulnerability management, secure design, and threat modellin...Read More>>.

Posted: October 5th, 2026
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Application Security Engineer

Company IconBarclay Simpson Corporate Governance Recruitment
Location IconManchester

Overview In this role you will strengthen the security of software across the engineering and DevSecOps lifecycle for a leading UK financial services organisation. You will perform secure code reviews, SAST/DAST scanning, vulnerability asse...Read More>>.

Posted: October 6th, 2026
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Lead Security Engineer

Company IconFlo Health
Location IconLondon

Overview In this role you drive the design and operation of Flo’s US healthcare security controls, owning HIPAA and SOC 2 Type II readiness. You’ll partner with Engineering and Legal to build a secure, compliant platform used by million...Read More>>.

Posted: October 8th, 2026
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Offensive Security Engineer

Company IconLondon Stock Exchange Group
Location IconLondon

Overview In this Offensive Security Operations role, you will manage vulnerability discovery, offensive testing and remediation activities to protect the business from cyber threats. You will coordinate with 3rd party vendors to plan and ru...Read More>>.

Posted: October 8th, 2026
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Principal Security Engineer

Company IconCapco
Location IconLondon

Overview In this role you will lead the design and implementation of secure systems across cloud and on‑prem environments to protect digital finance. You’ll embed security-by-design in the SDLC, drive automated tooling, and oversee resi...Read More>>.

Posted: October 8th, 2026
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OT Security Engineer

Company IconScottish and Southern Energy
Location IconReading

Overview In this role you safeguard the Operational Technology environment within SSE’s distributions arm, shaping cyber security across OT networks and architectures. You will drive risk-based improvements, policy delivery, and vulnerabi...Read More>>.

Posted: October 8th, 2026
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AI Security Engineer

Company IconPA Consulting
Location IconMelbourn

Overview In this role you will lead the technical ownership of AI security tooling and advocate for secure AI deployments. You will work within Cyber Security and Compliance to protect PA’s AI systems while enabling innovative AI-enabled...Read More>>.

Posted: October 10th, 2026
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Cyber Security Engineer

Company IconOscar
Location IconSurrey

Overview In this role, you will own network and device security across internal and customer environments, driving security monitoring, incident response, and vulnerability management. You’ll design and implement security controls, advise...Read More>>.

Posted: October 10th, 2026
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Application Security Engineer

Company IconGenomics
Location Icon

Overview In this role you will own security across a large, AI-enabled data platform handling sensitive genomic data. You will lead threat modelling and secure design with product teams, and build patterns and tooling to make secure coding...Read More>>.

Posted: October 10th, 2026
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Hardware Security Engineer

Company IconIntellectual Capital Resources
Location IconCambridgeshire

Overview As a Hardware Security Research Engineer, you will probe complex hardware and embedded systems to uncover vulnerabilities and develop hands-on PoC solutions. You’ll collaborate with cross-functional teams to translate findings in...Read More>>.

Posted: October 10th, 2026
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Cyber Security Engineer

Company IconLeidos
Location IconFarnborough

Overview As a Cyber Security Engineer, you will help protect IT infrastructure within a UK government-focused programme, leading security implementation and assurance on a defence project. You will work within a skilled team to transition a...Read More>>.

Posted: October 11th, 2026
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Cyber Security Engineer

Company IconErin Associates
Location IconManchester

Overview In this role you will strengthen the organisation's security posture by delivering key initiatives from the Cyber Security Roadmap in a hands-on capacity. You will work within a Microsoft-centric environment to implement and improv...Read More>>.

Posted: October 12th, 2026
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HIPAA Security Engineer

Company IconFlo Health
Location IconLondon

Overview As a HIPAA Security Engineer at Flo, you will lead security controls for US healthcare data in a cloud-based SaaS environment. You’ll own the HIPAA and SOC 2 certification roadmaps, shaping compliance with Engineering and Legal p...Read More>>.

Posted: October 13th, 2026
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Information Security Engineer

Company IconAJ Bell
Location IconManchester

Overview In this role you will design, implement and continually improve security controls and platforms to protect AJ Bell and its customers. You’ll work closely with the CISO and Technology Services to embed security into design, delive...Read More>>.

Posted: October 16th, 2026
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Cyber Security Engineer

Company IconComputappoint
Location IconLondon

Salary: Base up to £80,000Hybrid: First month requires 5-day onsite, then 3-day onsite thereafterPermanent positionCyber Security Engineer | Permanent | Hybrid Salary: Base...Read More>>.

Posted: October 14th, 2026
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