Cyber Security Jobs

• Cambridge
• Hybrid · 2 days in office
• Senior

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.

Docker · Git · Cloud Computing

• London
• Hybrid · 2 days in office
• Senior

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.

Docker · Git · Cloud Computing

• Ireland
• Remote
• Lead · manages people

Leads a team of three data scientists at the intersection of machine learning, big data and cybersecurity, setting technical standards and strategy for threat detection and agentic AI systems. Drives ML projects from research through production deployment, partnering with security research, engineering and product teams, while mentoring staff and contributing hands-on technical work.

AWS · Linux

• United Kingdom
• Remote
• Senior · manages people

Lead a team of data scientists applying machine learning, large language models and reverse engineering to cybersecurity problems at massive scale, handling trillions of events daily. The role blends technical leadership, roadmap planning and stakeholder alignment with hands-on work on malware detection and threat analysis.

AWS · Linux

• London
• Remote
• Senior

Acts as "customer zero" and advocate for Identity Security, defining and validating enterprise architectures for machine identity, secrets governance and agentic identity management. Produces technical content such as blogs, whitepapers and deep-dive decks, builds reference architectures and demos, and partners with specialist sellers on high-impact deals. Also scales the global technical solutions team through workshops, enablement programs and reusable architecture frameworks.

Palo Alto Networks

• Edinburgh
• Senior

Technical specialist role in Security Operations investigating complex incidents across cloud, endpoint, identity, email and network environments. Combines intelligence-led threat hunting, detection engineering and AI-assisted analysis, acting as escalation point and translating findings into lasting defensive improvements with internal teams and external providers.

Microsoft Azure · Microsoft Entra · Microsoft Defender +5

• Stirling
• Mid-level

Technical specialist role in Security Operations investigating complex incidents across cloud, endpoint, identity, email and network environments. Combines intelligence-led threat hunting, detection engineering and AI-assisted analysis, acting as escalation point and translating findings into lasting defensive improvements alongside internal teams and external providers.

Microsoft Azure · Microsoft Entra · Microsoft Defender +5

• London
• £124,000 – £186,000 pa
• Senior

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.

AWS · Kafka · MCP +4

• Farnborough
• £75,000 – £85,000 pa

Security Architect – SOCFarnborough | Hybrid – 2 days onsite / 3 days remoteAre you a Security Architect with a strong background in SOC environments, security operations or detection engineering who wants more ownership over how a SOC is designed…

• 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

• 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

• Manchester
• Entry level
• Permanent

Monitors networks and systems for threats, triages security alerts and documents suspicious activity, working with partner teams on daily threat detection and incident response across AWS technologies at scale. Involves security automation, tracking detective controls like GuardDuty, CrowdStrike Falcon and Wiz Defend, and periodic on-call including weekends.

AWS · Amazon GuardDuty · CrowdStrike Falcon +1

• London
• Mid-level
• Permanent

Conduct application security reviews, secure architecture design and threat modeling across Amazon's products and services. Deliver security training, guidance documentation and metrics to internal development teams, with a strong emphasis on cloud computing and ownership.

AWS

• London
• Mid-level

Lead the Health and Care Account for a fast-growing technology consultancy, delivering cyber security, data and AI services. Day to day involves client relationship building, managing a healthcare delivery portfolio, supporting sales and bids, running risk and maturity assessments, and implementing security controls aligned to NIST, CAF and ISO27001. Requires SC clearance eligibility and sole British nationality.

NIST · CAF · ISO 27001

• London
• £600 – £800 pd
• Director · manages people
• Contract

Lead and strengthen a modern information security function, working hands-on with the CTO and engineering teams to embed security across the product lifecycle. Own the security strategy and drive ISO 27001, SOC 2, NIST, GDPR and PCI DSS compliance, while improving detection and response through AI, automation and technical controls.

SIEM · SOC · CIS