Cyber Security Jobs

• Romania
• Remote
• Senior

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 · Python · Android +4

• Germany
• Remote
• Senior

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.

CrowdStrike · Python · Android +4

• London
• US$215,000 – US$225,000 pa
• Lead

Lead research, design and evaluation of detection models identifying automated, fraudulent and malicious activity across Internet-scale traffic. Own the detection measurement framework for noisy or delayed ground truth, mentor others, and drive cross-functional detection strategy with ML, data and product teams.

Python · SQL

• Uxbridge
• On-site
• £70,000 – £75,000 pa
• Director

Lead the organisation's information security strategy, supported by a Cyber Security Analyst, with responsibility for hardening the technology estate and embedding governance policies. The role centres on driving ISO27001 accreditation, building and improving the ISMS, and overseeing incident response, disaster recovery, supplier relationships and internal audits.

• Hounslow
• On-site
• £70,000 – £75,000 pa
• Senior

Lead security, compliance and resilience for a multinational business, running risk assessments, business continuity and audit programmes. Oversee ISO 27001, PCI DSS and NIS2 certification activities while advising on AWS and Azure cloud security governance and controls. Highly visible role working with senior technology and business stakeholders.

AWS · Azure · NIS2

• Cardiff
• Hybrid
• £50,000 – £55,000 pa
• Mid-level
• Permanent

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.

Azure

• Grange, Greater London
• Hybrid
• £55,000 – £60,000 pa
• Mid-level
• Permanent

Conducts penetration tests across web applications, infrastructure, cloud environments and APIs, with exposure to Active Directory, AWS/Azure/GCP and tools like Burp Suite, Kali Linux, Nmap and Metasploit. Owns testing engagements end to end, writes clear reports and advises clients on remediation, with scope to move into red teaming, assumed breach and AI security.

Burp Suite · Kali Linux · Nmap +4

• Birmingham
• Mid-level · manages people

Delivers client cyber risk engagements, applying frameworks such as NIST CSF, ISO 27001, CIS Benchmarks, Cyber Essentials and NCSC guidance. Manages, develops and mentors a small team while handling multiple engagements, and combines technical expertise with stakeholder management to drive control improvements.

ISO 27001 · ISO 27002 · NIST CSF +5

• London
• Mid-level · manages people

Delivers client cyber risk engagements, applying frameworks such as NIST CSF, ISO 27001, CIS Benchmarks, Cyber Essentials and NCSC guidance, while managing, developing and mentoring a small team. Combines technical expertise with stakeholder management to help organisations navigate technology risk and improve controls, with scope to grow the practice.

ISO 27001 · ISO 27002 · NIST CSF +5

• Chester
• Hybrid
• £45,000 – £48,000 pa
• Mid-level

Hands-on IT Manager role owning the company's IT systems, providing first and second-line support on site and remotely. Day-to-day work covers Microsoft 365, Entra ID and Intune administration, onboarding, licensing, asset management, cyber security (Cyber Essentials, MFA) and managing external suppliers, with freedom to improve IT processes and standards.

Microsoft 365 · Entra ID · Intune +1

• London
• Hybrid
• Mid-level
• Permanent

Delivers cyber security consulting projects for UK clients, focusing on NCSC Cyber Assessment Framework assessments, ISMS development and ISO 27001 certification. Works within a consulting team alongside Senior and Principal Consultants, writing detailed reports and supporting business development through blogs, marketing material and tenders.

• London
• Hybrid
• Senior
• Permanent

Consulting role focused on designing and deploying Microsoft Purview solutions across Microsoft 365 and Azure, covering DLP, Information Protection, Insider Risk Management, eDiscovery and data classification. Works directly with C-level stakeholders and compliance teams to align data governance and regulatory requirements, producing technical designs and documentation.

Microsoft Purview · Microsoft 365 · Azure +4

• Cheltenham
• Hybrid · 3 days in office
• £100,000 – £110,000 pa
• Senior
• Permanent

Builds backend Java applications and microservices for complex cross-domain security systems, working across the full SDLC from requirements through deployment and support. Uses Spring Boot, AWS, REST APIs, PostgreSQL, MongoDB, DynamoDB and RabbitMQ within containerised, automated environments (Docker, Kubernetes, Terraform, Jenkins, Linux), with TDD, BDD and pair programming.

Spring Boot · AWS · PostgreSQL +7

• London
• £90,000 – £110,000 pa
• Senior
• Permanent

Hands-on security architecture role across cloud, applications, APIs and infrastructure, with responsibility for PCI DSS 4.0 compliance, audit evidence and SOC 2 governance. Works closely with engineering, platform and product teams in a predominantly GCP and Kubernetes/GKE environment to drive DevSecOps and shift-left practices and reduce security debt.

GCP · GKE · AWS +5

• Leicester
• £55,000 – £65,000 pa

Broad cyber security role in a financial services business, covering strategy, managing an external SOC, incident response and vulnerability management. Also involves developing AI governance and controls for Microsoft Copilot, plus security across Microsoft cloud, endpoint and identity environments, with training and guidance for non-technical colleagues.

Microsoft Defender · Microsoft Sentinel · Microsoft Copilot +2