Cyber Security Jobs

• Reading
• Hybrid
• Entry level
• Internship

Internship on CrowdStrike's Counter Adversary Operations automation team, building AI agents and automated workflows with Charlotte AI and Falcon Fusion SOAR. You'll write and test Python scripts and REST API/JSON integrations, evaluate agent reliability, and shadow Elite analysts to turn their needs into automation. Hybrid working from the Reading or London office.

CrowdStrike Falcon · Charlotte AI · Falcon Fusion SOAR +7

• Reading
• Hybrid
• Entry level
• Internship

Internship on CrowdStrike's Technical Analysis Cell, researching nation-state and criminal intrusions through reverse engineering of malware and tooling. The role involves building automation for malware analysis, creating host- and network-based detection signatures, and producing threat intelligence reporting for varied audiences.

Disassemblers · Decompilers · Debuggers

• London
• Hybrid · 1 day in office
• £600 – £700 pd
• Senior · manages people
• Contract

Lead a risk-based technical assurance programme across a global enterprise, independently assessing security control effectiveness in infrastructure, cloud, identity, applications and incident response. Manage and mentor a small team of Technical Assurance Analysts while producing board-level reporting and driving continuous controls monitoring and automated assurance.

ISO 27001 · NIST Cybersecurity Framework · NIST 800-53 +5

• London
• Hybrid · 3 days in office
• £70,000 – £75,000 pa
• Senior
• Permanent

Lead information security governance, assurance and risk management across a multinational business, reporting to the Head of GRC. You will drive risk assessments, compliance and audit programmes covering ISO 27001, PCI DSS and NIS2, and advise on cloud security governance for AWS and Azure environments.

AWS · Azure · ISO 27001 +2

• London

Supports security governance, technology risk and controls across a European IT environment, working with infrastructure, cloud, identity and operational teams. Owns the IT Security Risk Register, facilitates risk assessments, assesses control effectiveness and translates ISO 27001 and NIST CSF frameworks into practical operational controls, including audit and compliance support.

ISO 27001 · NIST CSF · Cyber Essentials

• Reading
• £60,000 – £70,000 pa
• Lead

Hands-on technical ownership of OT cybersecurity delivery across automation and systems integration projects, covering PLC, HMI, SCADA, servers and industrial networks. Involves designing secure OT networks with managed switches and firewalls, producing risk assessments and documentation, and applying IEC 62443 and NIS standards through testing and client handover.

Rockwell · Siemens · AVEVA +4

• Coventry
• Hybrid · 3 days in office
• £455 pm
• Senior
• Contract · Part time

Designs, implements and maintains enterprise network security across on-prem, cloud and hybrid environments, leading Zero Trust and segmentation initiatives. Hands-on with enterprise firewalls, Azure/AWS network security, VPNs and secure remote access, while collaborating with SOC teams on detection and response. Contract role with three days per week on-site in Coventry.

Palo Alto · Check Point · Cisco Firepower +7

• Chippenham
• Hybrid
• Senior
• Permanent

Provide end-to-end cyber security support for Spacecraft Control Centre Systems and Satellite Communications infrastructures, analysing functional needs, setting criticality levels and proposing protection concepts. Coordinate security architecture across disciplines, manage risks and ensure defences stay ahead of evolving threats. Requires CISSP/CISM and hands-on knowledge of Solaris, Linux, Windows, Cisco and JSP440.

Solaris · Linux · Windows +1

• London
• Permanent

Builds and operates large-scale distributed systems that process security-relevant data with high availability and low latency, owning services end to end including architecture, deployment, monitoring and on-call. Works with very large datasets and cross-functional security, compliance and service teams, contributing to technical direction and mentoring engineers.

• Reading
• Hybrid
• £50,000 pa

Supports the Control Testing & Assurance Manager in executing cybersecurity control testing across domains such as threat intelligence, vulnerability management, IAM and incident response. Involves developing test scripts, gathering evidence, documenting assessments and reporting control effectiveness to stakeholders. Hybrid role based at Clearwater Court, Reading, requiring eligibility for CTC security clearance.

COBIT · COSO · ISO 27001

• Birkenhead
• £50,000 – £55,000 pa
• Senior
• Permanent

Hands-on senior role owning a marine energy company's IT infrastructure, covering network architecture, security, Linux and AWS administration, DNS, email systems, monitoring, backup and automation. The administrator maintains and improves office, production, lab and remote-access networks, plus disaster recovery and access control, with full training provided.

AWS · Ubuntu · Linux +7

• Manchester
• Hybrid
• £50,000 – £55,000 pa
• Senior

Hands-on infrastructure engineering role maintaining, securing and improving a UK and international company's IT estate, reporting to the Head of IT. Covers Windows Server, Active Directory, Hyper-V, Microsoft 365/Azure hybrid environments, networking, Sophos firewalls, cybersecurity and PowerShell automation, plus delivering server migrations and upgrades rather than service desk work.

Windows Server · Active Directory · Group Policy +11

• United States - Field
• Senior · manages people

Defines and governs a four-plane reference architecture (Identity, Authority, Execution, Assurance) for an agentic trust layer, owning specs like the Agent Passport, Permission Slip framework, Evidence Ledger and Policy Engine. Chairs architecture and boundary review boards, sets dependency contracts across product lines, and represents the company in standards bodies such as FIDO, OpenID and IETF.

Azure · AWS · Google Cloud +7

• United Kingdom - Field
• Senior · manages people

Defines and governs a four-plane reference architecture (Identity, Authority, Execution, Assurance) for an agentic trust layer, owning specs like the Agent Passport, Permission Slip framework, Evidence Ledger and Policy Engine. Chairs architecture and boundary review boards, sets dependency contracts across product lines, and represents the company in standards bodies such as FIDO, OpenID and IETF.

AWS · Azure · Google Cloud +7

• London
• Hybrid
• Lead
• Contract

Lead enterprise cloud architecture across GCP and/or AWS, designing secure landing zones, IAM hierarchies and microservices, plus deterministic AI safety controls and perimeter defence. The role also covers systems integration, API layers and architectural governance, including Technical Design Authority approvals and NCSC-aligned assurance within UK central government.

GCP · AWS · VPC Service Controls +4