Cyber Security Jobs

CrowdStrike · Germany

Conducts vulnerability research and exploit development, analysing vendor patches to identify flaws and building proof-of-concept exploits. Reviews logs and payloads to confirm 0-day and n-day exploitation, and develops automated tooling for large-scale data collection and analysis. Publishes findings on the CrowdStrike blog or at conferences and supports other intelligence teams with ad-hoc technical solutions.

CrowdStrike · Ireland

Join the Advanced Research Team to perform vulnerability research across a wide range of targets, analysing vendor patches to identify vulnerabilities and develop proof-of-concept exploits. You will build automated solutions for collecting and processing data at scale, reverse engineer malicious payloads, and publish findings on the CrowdStrike blog or at conferences.

Darktrace · Cambridge

Works within Cambridge R&D teams on high-impact projects spanning rapid prototyping and structured platform development, providing expert technical direction and mentoring engineers across languages such as Python, JavaScript, Rust and C++. The role advances a unique methodology for defending against unknown cyber-attacks, using Docker, cloud environments and CI/CD pipelines, and involves engaging with executive leadership on technical strategy.

Darktrace · London

Joins R&D teams to build and enhance cybersecurity products, providing technical direction across rapid prototyping and structured platform development. Involves advancing malware-defence methodology, mentoring engineers in Python, JavaScript, Rust and C++, and working with Docker, cloud environments and CI/CD pipelines. Hybrid role with two days a week in the Cambridge office.

Barclays · Knutsford

A 10-week summer internship in Barclays' Chief Security Office, working on real projects across cyber and security. Interns collaborate with cross-functional teams on risk reduction, threat intelligence and secure engineering, helping protect the bank, its customers and colleagues while building technical skills.

Randstad Technologies Recruitment · Birmingham · £300 – £400 pd

Lead a six-month AI and digital platform security initiative, defining controls and guardrails for GenAI and machine learning across global operations. Architect defences spanning AWS, Azure, hybrid and on-prem environments, aligning with NIST and ISO 27001 while mentoring a senior team of security architects and advising C-suite stakeholders.

Palo Alto Networks · London

Deliver expert-level technical support to top-tier cybersecurity customers, owning complex cases from initiation to resolution through multi-vendor troubleshooting, fault isolation and root cause analysis. Act as a designated customer advocate running weekly reviews, QBRs and upgrade planning, while working with Engineering and QA on bug reports and test plans.

Risk Ledger · London · £90,000 – £120,000 pa

Full-stack product engineering role in a cross-functional squad, owning mid-to-large initiatives end to end and shaping product strategy with designers and PMs. Stack centres on Go, AWS and Vue.js, with a strong emphasis on system design, testing, automation and mentoring other engineers.

Mimecast · London · £124,000 – £186,000 pa

Owns architectural direction for Mimecast's Email & Collaboration Security product line, spanning email threat detection, DMARC, data platforms and response capabilities. Works across product, engineering and the Architecture Leadership Team to define integration contracts, ADRs and NFR targets, with cost-per-outcome reasoning and daily AI tooling use.

Barclays · Knutsford

Hands-on engineering role safeguarding encryption keys and cryptographic services across 300+ enterprise platforms, working extensively with Thales and Entrust HSMs. Involves key management, certificate management, production support, and on-call rotation, with occasional off-site data centre work.

Palo Alto Networks · United Kingdom

Provide dedicated technical support for Prisma Cloud, handling user-reported issues within SLAs via ticketing, phone and remote sessions. Triage and troubleshoot complex application and OS-level problems across Kubernetes, Docker, Linux and public cloud platforms, performing root cause analysis and coordinating fixes with engineering and product teams. Requires UK security clearance eligibility and strong scripting and networking knowledge.

airbus · Toulouse, France

Owns the long-term data protection strategy and technical design of resilient disaster recovery architectures across hybrid, multi-cloud, container and on-premise environments. Acts as the highest escalation point for complex recovery failures, evaluating immutable and air-gapped storage and driving automation of backup and recovery processes.

airbus · Getafe, Spain

Owns the long-term data protection strategy and technology roadmap across hybrid, multi-cloud, container and on-premise environments. Leads technical design of resilient disaster recovery architectures, evaluates immutable and air-gapped backup technologies, and automates backup and recovery processes. Acts as the top escalation point for complex data recovery failures, bridging operations, security and business continuity.

Office Angels · Ashford · £50,000 – £55,000 pa

Lead operational delivery of data protection and information governance across a healthcare organisation, acting as primary internal lead alongside an external DPO. Oversee UK GDPR and DSPT compliance, SARs, FOIs, DPIAs and information sharing, and support cyber security, incident response and audits while advising senior leaders and clinical colleagues.

Red Sift · London

Lead and work hands-on with a small team to identify, design and deliver business automation that replaces manual processes across Sales, Finance, Marketing, Customer Success and HR. Build automations using AI, workflow platforms (Zapier, Make, n8n, Workato), APIs and data integration, balancing rapid prototyping with robust, maintainable solutions while mentoring the team.