Cyber Security Jobs

• Wolverhampton
• Hybrid
• Director

Lead information security across multiple UK sites for a defence and aerospace manufacturer, owning accreditation, compliance and incident response. Act as the key security point of contact within a global matrix, driving frameworks such as NCSC CAF, ITAR and export control, and supporting secure-by-design across IT, engineering and industrial teams. Requires regular UK and international travel.

NCSC CAF · IGI 1300

• Bristol
• Hybrid · 3 days in office
• £86,400 – £96,000 pa
• Lead

Provides strategic cyber security consultancy to senior stakeholders, helping organisations understand and respond to evolving security challenges and business risks. Applies frameworks such as NIST, ISO27001, MITRE ATT&CK and Zero Trust to assess vulnerabilities and maturity, while leading teams, supporting bids and developing business within defence and critical national infrastructure.

NIST · MITRE ATT&CK · ISO 27001

• Bristol
• On-site
• £65,700 – £73,000 pa
• Senior

Lead cyber security vulnerability analysis, audit processes and business risk modelling for defence customers, while shaping cyber exercise scenarios and advising on security posture against NIST and ISO27001 frameworks. The role involves applying MITRE ATT&CK and Secure by Design approaches, working largely on-site at a customer site in Corsham.

Microsoft Office

• Wolverhampton
• Lead · manages people

Lead physical, cyber, personnel and supply-chain security across multiple UK aerospace and defence manufacturing sites, reporting to the global CISO. Build and manage a security team, act as Common Responsible Person for EASA Part-IS, and drive governance, compliance and incident response in a highly regulated environment.

CCTV · EASA Part-IS · AirCyber +7

• Portsmouth
• Hybrid
• Mid-level
• Permanent

Systems engineering role focused on radiation and nuclear hardening for military fixed ground installations, spanning requirements elicitation, mitigation planning, test plans and architecture definition. You will lead customer and test house engagement, working with IS/IT specialists on end-to-end system lifecycles for defence communications equipment. Based on-site in Portsmouth with hybrid and flexible working, on stable long-term MOD, Government and SATCOM projects.

SATCOM

• London
• Remote
• Senior

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.

Palo Alto Networks · Prisma Access · Cisco Firepower +7

• United Kingdom
• Remote
• Junior

Embedded technical advisor partnering with strategic customers to drive adoption, optimization and operational support of the CrowdStrike Falcon platform. Involves deployment, configuration, troubleshooting, scripting with Falcon APIs, and mentoring customer security teams across endpoint, identity and cloud modules.

CrowdStrike Falcon · Windows · Mac +7

• Cambridge
• Hybrid · 2 days in office
• Mid-level

Backend engineering role focused primarily on TypeScript, prototyping and building new features for AI-driven cybersecurity products. You'll work with a cross-functional team of engineers, designers and strategists, using Docker and cloud environments, with opportunities to specialise across languages like Python, Rust and C++. Hybrid, requiring at least two days a week in the Cambridge office.

Docker

• Cambridge
• Hybrid · 2 days in office
• Senior

Owns prototyping and development of new ideas to improve Darktrace's cybersecurity services, balancing creativity with time constraints. Collaborates with a cross-functional team of engineers, designers and technical strategists on rapid prototyping and structured platform development, advancing methods for defending against unknown cyber-attacks. Requires production-quality Python coding, with Docker and containerisation experience and an interest in malware forensics.

Docker

• United Kingdom
• Remote
• Senior

Owns the strategy, roadmap and execution for the Endpoint Windows Platform, translating OS and security requirements into product priorities. Partners closely with Engineering, Microsoft and cross-portfolio teams on agent architecture, performance and platform change management, and supports go-to-market enablement.

Microsoft · Windows · Sophos Endpoint +6

• United Kingdom
• Remote
• Senior

Senior individual contributor researching how threat actors adopt, weaponize and exploit AI, from LLM-powered social engineering to attacks on agentic AI systems. Involves instrumenting telemetry to detect adversarial AI use, automating research workflows with LLMs and Python, and publishing deep-dive intelligence externally. Works alongside CTU researchers, SophosLabs analysts, MDR threat hunters and data scientists.

SIEM · SOAR · LLMs +1

• Southampton
• Remote
• £75,000 – £85,000 pa
• Senior
• Permanent

Principal-level technical security lead on a high-assurance UK defence programme moving from MVP towards operational capability. The role covers secure-by-design architecture, cross-domain information exchange, cyber risk and assurance, IAM, cryptography, cloud and network security, working with solution architects, DevOps and assurance teams. Distinct for its defence focus and ex-military requirement.

DevOps