Overview In this role you will lead offensive security testing for Klarna’s mobile apps, focusing on iOS and Android; you’ll work with engineering teams to turn findings into fixes and improve app hardening. You’ll apply MASVS/MASTG g...Read More>>.

Overview As the inaugural Head of Security Engineering, you will establish and mature Smarkets' security program for real-time, cloud-native trading platforms. You’ll build security from the ground up across core products and regulatory e...Read More>>.

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>>.

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>>.

Overview In this role you will be the expert engineer for BNY’s Physical Security platforms, focusing on operating and modernizing enterprise security systems. You’ll lead engineering efforts across global teams, migrating to Genetec fo...Read More>>.

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>>.

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>>.

Overview As Security Engineering Manager, you will build and lead a security engineering team at the AI-first frontier, shaping the security roadmap for our pioneering digital biology platform. You will translate scientific and business obj...Read More>>.

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>>.

Overview Join Pigment’s security team to strengthen protection for a fast-growing AI-powered platform. You will shape the security roadmap across product and infrastructure, working closely with product and engineering to implement defens...Read More>>.

Overview In this role, you develop and advance Arm’s coverage-guided fuzzing program to uncover hard-to-reach security flaws and drive fixes. You’ll design high-performance fuzzing harnesses, build custom sanitisers, and lead data-drive...Read More>>.

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>>.

Overview As an Abuse Control Engineer on ACE, you design and prototype technical defenses to safeguard Stripe’s financial ecosystem from complex abuse. You translate threat intel into concrete controls and run experiments to balance risk...Read More>>.

Overview In this role you will lead Secure by Design across classified IT systems, ensuring security is integrated throughout the lifecycle and aligned with UK Government, MoD, and Lockheed Martin requirements. You will partner with program...Read More>>.

Overview As a founding member of Roblox’s EMEA Security Operations, you design and operationalize detections, automations, and tooling to protect players, developers, and the platform at global scale. You act as primary Incident Commander...Read More>>.

Overview In this role you will help protect Amazon’s products and services by conducting security reviews, shaping secure architectures, and modeling threats at scale. You will collaborate with internal development teams to raise security...Read More>>.

Overview In questa role you will secure Windows platforms for a leading quantitative trading firm. You’ll design, test and implement security controls while guiding the Windows team and collaborating with the Cybersecurity group. The role...Read More>>.

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>>.

Overview In this role you will own and evolve the Windows infrastructure that underpins critical business operations. You will work within a fast-paced, highly technical environment and collaborate with smart colleagues to deploy and optimi...Read More>>.

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>>.

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>>.

Overview In this role you will strengthen the firm’s security posture by owning Windows security engineering, endpoint protection, and automation at scale. You’ll work across Windows platforms, AD/Entra ID, PKI, and core infrastructure...Read More>>.

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>>.

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>>.

Overview As a Security Engineer III within JPMorganChase's Global Technology team, you design and deliver scalable, trusted security solutions in a fast-paced, agile environment. You’ll work across teams to strengthen threat detection, im...Read More>>.

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>>.

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>>.

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>>.

Leidos UK is seeking Cyber Security Engineers to operate at customer sites in Huntingdon, Cambridgeshire, with on-site presence and occasional travel. You will join a team to maintain a strong cyber security posture across classified and unclassif...Read More>>.

Hall & Kay Fire Engineering is seeking a skilled multi-disciplined Fire & Security Service Engineer to join our Birmingham team, serving clients across the Midlands. You will service, maintain and install fire alarm systems and integrated security...Read More>>.

DV Trading is seeking a Security Engineer Intern in London to gain hands‑on exposure within a fast‑paced trading firm. You will work with security engineers on scoped projects that support day‑to‑day operations, threat detection, and risk...Read More>>.

Planet Recruitment is seeking a hands‑on Cyber Security Engineer to help deliver the Cyber Security Roadmap and improve the security posture of the technology estate. You will implement, configure, maintain and continuously enhance security tool...Read More>>.

Hall & Kay is seeking a skilled Multi-Disciplined Fire & Security Service Engineer for the Manchester team, serving clients across the North. You will handle service, PPM, installation, configuration and support of fire alarm and integrated securi...Read More>>.

ASEL Argenbright Security Europe Ltd is seeking an Area Service Engineer to cover the SW Wales region with a focus on Plymouth-based operations. You will own service delivery across CCTV, intruder, access control and fire systems, building custome...Read More>>.

Perigon Search Ltd is seeking a Fire and Security Engineer to service and maintain fire alarms, CCTV, intruder and access control on commercial sites across Surrey, Sussex and Kent. The role involves fault finding, diary management, and sharing on...Read More>>.

Tay Fire & Security is seeking an experienced Fire and Security Engineer to join our Midlands team, performing servicing, remedial and installation work across fire and security systems with occasional attendance at our Head Office in Nottingham....Read More>>.

Walkers in London is seeking an entry-level Security Engineer to join the Information Security Team. The role offers a hybrid work pattern (40% in the office) and a 6-month FTC, helping onboard log sources and support SOC monitoring under guidance...Read More>>.

Windmill Recruitment Ltd is recruiting experienced Fire & Security Engineers for an established business with a strong customer base and increasing workload across Essex, London and surrounding areas. You’ll service, maintain and fault-find acro...Read More>>.

Logic Fire and Security, part of Complii, is seeking an engineer to join our South West/Bristol team. You will maintain and service life safety systems, including fire alarms, emergency lighting and fire extinguishers, across diverse sites....Read More>>.

EWC Electrical is a family-run company with over 40 years of combined industry experience, built on strong values of quality, reliability and honest workmanship. As a business that is continually growing and expanding, we deliver professional...Read More>>.

EFT Systems – an established life safety and security company with over 50 years’ industry presence – is seeking an experienced engineer to support large service contracts and installation projects across the North East area.Key respo...Read More>>.

RGB Network in Oxford is seeking a Mobile Fire & Security Engineer to join a nationwide team. The role covers Oxford and surrounding areas with a salary of £35,000–£40,000 plus standby and company car benefits.You will be responsible fo...Read More>>.