Cyber Security Jobs

Application Security Engineer, Audio, Twitch & Games (ATG) Security

We are changing the way millions of customers interact with entertainment that enriches lives. Audio, Twitch & Games (ATG) delivers experiences at unparalleled scale. Whether it's launching our own studio to create original and exclusive content, or connecting players and...

Amazon London, United Kingdom

Permanent

Sr. Software Engineer, Cloud Detection , London)

This role involves designing, building, and scaling foundational backend services for CrowdStrike’s Detection Engine platform, which orchestrates data and detection logic across Falcon security products. The engineer will work on high-performance, distributed systems processing internet-scale event streams in real time, using technologies like Go, AWS, Kafka, and Kubernetes. The position emphasizes ownership, innovation, and continuous improvement of a resilient, AI-native cybersecurity platform.

CrowdStrike London, United Kingdom

Hybrid Permanent

Revenue Operations Analyst

The role involves supporting revenue operations by analyzing campaign performance, funnel metrics, and GTM strategies to drive pipeline growth. You'll work cross-functionally with marketing, sales, and customer success teams to translate data into actionable insights, focusing on demand generation and retention. The position emphasizes data quality, CRM maintenance, and using analytics to optimize conversion across the sales funnel.

Entrust London, United Kingdom

Hybrid Permanent

Sales Development Rep - Identity Security (Inbound)

Join us at EntrustAt Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely.Get...

Entrust London, United Kingdom

Senior Regional Environmental Manager – EMEA, AWS Environmental

Amazon is looking for a talented and self-motivated Senior Regional Environmental Manager-EMEA to lead the environmental team across the Europe, Middle East, Africa (EMEA) region. The successful candidate will join the AWS Environmental team, an expanding and dynamic team that...

Amazon London, United Kingdom

Permanent

Full-Stack Engineer II, Automation and Dev

This role involves designing and building automation tools to deploy and manage CrowdStrike’s cloud-based infrastructure at scale. The engineer will work across the full stack, using Go and React.js to develop robust systems, APIs, and dashboards that support large-scale production environments. The position emphasizes technical leadership, secure coding practices, and collaboration with cross-functional teams to solve complex operational challenges.

CrowdStrike London, United Kingdom

Hybrid Permanent Clearance Required

Security Architect / Engineer

Security Architect / EngineerPermLondonUp to £65,000paJob descriptionWe believe in the power of ingenuity to build a positive human future. We challenge where it matters and own the outcome. We combine strategic thinking, customer-centric service design, and agile engineering practices to...

Third Nexus Group Limited London, United Kingdom £55,000 – £65,000 pa

AWS AI Agent Engineer

AWS AI Agent EngineerDuration: 3-4 monthsLocation: LondonRate: £400 GBP/Day (Outside IR 35)Role SummaryWe are seeking a highly skilled AWS AI Agent Engineer with strong hands-on experience in agentic AI development, Amazon Bedrock, AWS AgentCore, Python, TypeScript and production-grade AIOps. The...

Third Nexus Group Limited London, United Kingdom £375 – £400 pd

Lead AI Security Architect

Lead AI Security Architect - Azure Open AI, AI FoundryUp to £800 per day (Inside IR35)London / Hybrid (1 day per week onsite)6 months initiallyMy client is looking for a Lead AI Security Architect to drive the secure adoption of...

Hays Technology London, United Kingdom £700 – £800 pd

Staff Customer Success Engineer - Prisma AIRS

This role involves serving as a principal technical advisor and AI architect for enterprise customers, focusing on deploying and scaling Prisma AIRS solutions to secure AI-driven applications and data environments. The engineer will translate complex business needs into robust security architectures, lead executive engagements with CISOs and CTOs, and drive proactive risk mitigation through data analytics and automated security workflows. The position emphasizes strategic influence, product innovation, and high-impact customer success in a global, remote-first environment.

Palo Alto Networks London, United Kingdom

Remote Permanent

Solutions Consultant - Defence

As a Solutions Consultant in the Defence and Intelligence team, you will leverage your extensive cyber security experience to translate complex technical solutions into strategic business value for clients. You will work closely with Defence Systems Integrators, conduct technical discovery, and ensure value realization of customer investments in Palo Alto Networks' security solutions.

Palo Alto Networks London, United Kingdom

Remote Permanent Clearance Required

Senior Architect - Email & Collaboration Security

This role involves shaping the technical direction of Mimecast's core Email & Collaboration Security (ECS) product line by translating complex customer and business challenges into durable, scalable architectures. The Senior Architect will lead problem-framing workshops, own critical integration contracts, and ensure engineering teams have a stable foundation to innovate quickly—while navigating two decades of legacy systems and AI-augmented threats. The position demands deep collaboration across product, engineering, and architecture leadership, with a strong emphasis on AI-first design practices and cost-aware, customer-centric decision-making.

Mimecast London, United Kingdom £124,000 – £186,000 pa

On-site Permanent Clearance Required

Senior Software Engineer

This role involves building and refining AI-native development practices at Mimecast by creating reusable tooling, agentic system prototypes, and architectural patterns that accelerate secure, scalable engineering workflows. The engineer will work across teams to reduce friction, improve visibility, and drive adoption of AI-first practices, while contributing to shared platforms and knowledge dissemination. It's a strategic, cross-functional position focused on shaping how engineering teams build and evolve AI-powered security products.

Mimecast London, United Kingdom £80,000 – £120,000 pa

Hybrid Permanent

GTM Planning and Analysis Lead

We're hiring an AI-first builder to design territories for our go-to-market teams, set quotas and build incentive plans that drive the right behaviors, and construct the capacity and headcount models that fuel our growth.This is a global, senior individual-contributor role...

ComplyAdvantage London, United Kingdom

Senior Cloud Architect

Design and lead cloud architecture initiatives across Azure and GCP within a high-security government environment. Drive cloud strategy, governance, and infrastructure automation using IaC tools. Collaborate across data, digital, and security domains to deliver resilient, secure cloud solutions at scale.

Summer Browning Associates London, United Kingdom

Hybrid Contract Clearance Required