Latest National Security Jobs

Sr. Software Engineer II - Cloud Detection Engine , London)

This role involves designing, building, and scaling the foundational services for CrowdStrike's Cloud Detection Engine (CDE) platform. You will work on large-scale distributed systems, real-time data processing, and advanced detection capabilities, collaborating with multiple teams to ensure high performance and resilience.

CrowdStrike London, United Kingdom

Hybrid

Sr. Frontend Engineer - Graph UI , London)

Develops and leads the implementation of large-scale graph-based UI features for a cybersecurity platform, focusing on complex data visualization using tools like Keylines and D3.js. Collaborates with design, backend, and product teams to deliver scalable, ergonomic visual systems integrated with high-volume backend data. Mentors junior engineers and contributes to a collaborative engineering culture.

CrowdStrike London, United Kingdom

Hybrid Permanent

Applied AI Engineer, Codex

This role involves partnering with engineering teams to design and deploy AI-powered software development workflows using Codex, transforming how organizations plan, code, test, and deliver software. The engineer will build prototypes, integrations, and evaluation systems—often using Codex in their own development—while guiding customers from experimentation to scaled production adoption. The position emphasizes technical leadership, hands-on coding, and translating real-world deployment insights into product and model improvements.

OpenAI London, United Kingdom

Hybrid Permanent

Recruiter, AI/ML Research EMEA

This role involves strategic talent acquisition for OpenAI's AI/ML research teams across EMEA, focusing on identifying and engaging leading researchers and technical scientists. The recruiter will work closely with research staff to shape hiring strategies, anticipate talent needs, and guide decisions impacting frontier AI research. It emphasizes deep technical understanding, proactive talent cultivation, and advisory input into candidate evaluation and compensation in a fast-evolving domain.

OpenAI London, United Kingdom

Hybrid Permanent

Principal Software Engineer

Design and develop software solutions for Workload Identity challenges, spanning prototyping to production, with a focus on security, networking, and cloud technologies. Collaborate with internal and external stakeholders to guide technical direction and implementation. Work within a close-knit engineering team to shape product development and mentor peers.

Palo Alto Networks London, United Kingdom

Hybrid Permanent

Strategic Account Manager - Energy

The role involves driving revenue expansion within Palo Alto Networks' largest enterprise clients in the energy sector by leading complex, consultative sales cycles. You will collaborate with internal teams to deliver tailored cybersecurity solutions, focusing on zero-trust architecture and platformization. The position requires deep understanding of SaaS, networking, and security technologies, with an emphasis on strategic account planning, forecasting, and value-based selling.

Palo Alto Networks London, United Kingdom

Engineering Manager, Infrastructure

Lead a team building scalable, secure infrastructure to deploy AI applications in enterprise environments. Focus on production reliability, platform automation, and bridging AI research with real-world deployment. Work closely with product and security teams to improve developer velocity and operational excellence.

Scale AI London, United Kingdom

Hybrid Permanent Clearance Required

Detection Engineer

The role involves building and maintaining security detection and incident response capabilities, with a focus on automation and scaling through AI. You'll develop and tune detection rules, investigate alerts, and enhance security monitoring across cloud, endpoint, and SaaS environments. The position emphasizes proactive threat detection, response orchestration, and integration of security tooling across GCP, Chronicle (SecOps), and enterprise platforms.

ElevenLabs London, United Kingdom

Hybrid Permanent

Specialist Software Engineer

This role involves leading high-impact technical projects within Darktrace’s R&D team in Cambridge, focusing on advancing AI-driven cybersecurity solutions. You’ll provide strategic technical direction, mentor engineers, and innovate in detecting and responding to novel cyber threats. The position blends rapid prototyping with structured development, requiring deep expertise in software architecture, security, and distributed systems.

Darktrace United Kingdom

Specialist Software Engineer

This role involves leading high-impact technical projects within Darktrace’s R&D team, focusing on advancing AI-driven cybersecurity solutions to counter novel threats. The engineer will drive innovation through rapid prototyping, mentor team members, and shape strategic technical direction. Collaboration with cross-functional teams and executive communication are key aspects of the position.

Darktrace

W

Full-Stack Software Engineer, Model Development Platform

Design and build full-stack applications that streamline model development workflows for autonomous driving systems, including experiment management, training, and on-road testing. Develop scalable backend services and intuitive web interfaces while mentoring engineers and shaping platform architecture. Work closely with researchers and cross-functional teams to deliver secure, observable, and reliable systems that accelerate AI development in a safety-critical environment.

Wayve United Kingdom

Director, Forward Deployed Engineering

Leads end-to-end delivery of AI agent systems for Fortune 500 clients, managing a team of forward deployed engineers who integrate cutting-edge AI into enterprise operations. Translates complex business challenges into technical roadmaps, ensures production-grade reliability, and drives product improvements through field feedback. Focuses on scaling deployment efficiency and building reusable platform capabilities from customer engagements.

Scale AI London, United Kingdom

On-site Permanent

Full-Stack Engineer - Generative AI - Citi

Build and scale systems for testing, evaluating, and improving Citi's Generative AI assistant, Citi Assist. Work full-stack using TypeScript, React, and Python to develop data pipelines, APIs, and dashboards that turn real-world usage into actionable insights. Operate with ownership in a high-impact role shaping how AI is safely adopted at enterprise scale within a global financial institution.

eFinancialCareers London, United Kingdom

Principal Platform Engineer (SRE/Cloud)

This role involves leading the design and evolution of Beamery's cloud platform and infrastructure, with a focus on reliability, scalability, and operational excellence. The Principal Platform Engineer will drive architectural decisions, mentor engineering teams, and ensure robust SRE practices across Kubernetes, observability, incident response, and cost management. A key part of the role is shaping the platform's future in the context of AI-driven talent systems and large-scale data infrastructure.

Beamery London, United Kingdom

Hybrid Permanent

Full-Stack Engineer (Back-End Leaning)

Build and maintain scalable backend systems powering AI voice and creative tools used by millions. Work across platform, product, and infrastructure to integrate cutting-edge AI models, improve developer APIs, and strengthen cloud-native systems. Collaborate with frontend, growth, and sales teams to deliver intuitive, secure, and high-performance solutions.

ElevenLabs United Kingdom

Remote Permanent