Cyber Security Jobs

CrowdStrike · Romania

Security researcher role on CrowdStrike Intelligence's Advanced Research Team, developing automated solutions for large-scale data collection, operating and extending honeypots, performing vulnerability research, and reproducing emerging vulnerabilities. The position also involves publishing research on the blog or at conferences and building GenAI/LLM workflows to support analysis and security research.

CrowdStrike · Germany

Security researcher role on CrowdStrike Intelligence's Advanced Research Team, developing automated solutions for large-scale data collection, operating and extending honeypots, performing vulnerability research, and reproducing emerging vulnerabilities. Involves reverse engineering, Linux/Windows internals, Python tooling, and GenAI/LLM workflows, with published research on the CrowdStrike blog or at conferences.

Entrust · Paris, France

Owns a core area of the document verification platform, setting strategy and roadmap for identity document checks used in onboarding and account opening. Partners with Engineering, AI/ML, Data Science, Design, Growth and Compliance to improve verification accuracy, conversion, operational efficiency and fraud prevention, using experimentation and analytics to prioritise investments.

Darktrace · London

Customer-facing pre-sales technical role supporting Key Account Managers to design and manage Darktrace deployments for the UK's largest enterprise customers. Involves building technical relationships, responding to RFIs/RFPs, designing deployment architectures, and evangelising products at events, with roughly 20% travel.

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.

Hays Technology · London · £644 pd

Senior technical authority providing leadership across a large-scale AWS platform estate, covering cloud infrastructure, applications, ingest pipelines and live services. Defines engineering standards, governance and assurance, owns platform reliability and leads major incident response for critical 24/7 services, coordinating multiple teams and suppliers.

Brio Digital · London · £500 pd

Builds and runs CI/CD pipelines in Azure DevOps and provisions Azure infrastructure with Terraform or Bicep for a major NHS programme. Automates builds, testing and releases across environments, monitors platform health and cost, and embeds security and compliance controls. Works with developers, testers and architects, and supports incident response in live services.

Twinstream Limited · Bristol · £50,000 – £60,000 pa

Hands-on senior role taking operational ownership of a corporate IT estate, managing cloud services, Microsoft 365, Entra ID, networking, endpoint security and automation. Involves leading complex incident resolution, patching, backups and business continuity while mentoring colleagues and working with suppliers alongside the IT Technical Lead.

CPS Group · Cardiff · £40,000 – £45,000 pa

Client-facing technical role in a Microsoft-focused security partner's Cyber Security Delivery Team, acting as a trusted point of contact for customers. Day to day involves tuning Defender and Entra controls, building KQL detections in Microsoft Sentinel, running phishing simulations and vulnerability scans, and supporting incident response and reporting.

Vivo Talent · Cardiff · £50,000 – £55,000 pa

Hands-on role contributing to the design, build and support of an Azure cloud-native platform during a period of modernisation and replatforming. Involves platform automation, Infrastructure as Code, DevOps tooling, incident response and root-cause analysis, working alongside senior engineers and architects. Suits someone with solid cloud engineering understanding who wants to deepen their expertise and take on increasing technical ownership.

airbus · Stevenage

Maintains and manages security products including EDR, multi-antivirus and email sandboxing, while supporting SecDevOps and secure development automation. Defines and implements a company-wide threat modeling framework and leads the end-to-end vulnerability management lifecycle, including risk prioritisation, remediation tracking and scan policy optimisation using Tenable. Also supports security incident and request management, authorising policies, firewall rules and access controls within an international defence environment.

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.

Commercial Ltd · Kings Hill · £54,500 – £55,000 pa

Monitor, triage and investigate security alerts, incidents and requests, managing records through to closure and coordinating recovery. Use tools such as Tenable and Darktrace across cloud and wider IT infrastructure, supporting vulnerability management, threat intelligence and malware analysis, with on-call backup for emergency response.

Reed · Newport · £62,000 – £71,000 pa

Owns end-to-end delivery and performance of critical IT services delivered through a strategic partner and supplier network in a SIAM environment. Acts as service integrator, managing supplier SLAs, KPIs and contracts, leading service reviews, driving continual improvement and ensuring compliance with NIS and CAF standards. Combines technical oversight of Azure, SaaS, SAP and ServiceNow with stakeholder-facing reporting via Power BI.