Cyber Security Jobs

• United Kingdom
• Remote
• Entry level

As an Associate Consultant on the Platform Professional Services team, you'll act as a trusted advisor helping customers operationalize Falcon Next-Gen SIEM, answering technical questions, demonstrating capabilities, and laying out a roadmap. You'll work with log management, XDR and SOAR features alongside other Falcon engineers and cross-functional teams, feeding customer insights back to product management.

CrowdStrike Falcon · Falcon Next-Gen SIEM · Falcon LogScale +7

• United Kingdom
• Remote
• Senior · manages people

Lead applied research applying LLMs, deep learning and other modern AI techniques to cybersecurity, architecting research strategy and shaping GenAI model architectures, training and deployment. Build production AI systems at massive scale while mentoring scientists and aligning technical strategy with senior leadership.

CrowdStrike

• London
• Hybrid · 3 days in office
• Senior
• Permanent

Builds and operates production ML systems for document classification and extraction, using LLMs/VLMs and traditional ML to power identity verification at scale. Leads technical design from RFC to deployment, optimises GPU inference, and develops training and evaluation pipelines. Works in a squad-based team alongside Applied Science, Product and Data Science.

AWS · Kubernetes · TensorFlow +4

• Lisbon, Portugal
• Senior

Owns the product strategy and roadmap for identity verification solutions, covering KYC, AML and biometrics, and drives adoption across EMEA financial services. Works with engineering, design, sales and marketing on SaaS launches, KPIs and go-to-market, while mentoring junior product managers.

eIDAS 2.0

• 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

• 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

• Wellingborough
• Hybrid
• £40,000 – £45,000 pa
• Director · manages people

Build and lead a new IT support and managed services function, setting standards and processes while reporting to the Managing Director. The role is hands-on, covering escalated technical issues, Windows/Linux/macOS systems, networks, security audits and IT projects, with occasional on-call support.

NinjaOne

• Virtual Location - Uk
• Permanent

Adversarial security testing role on AWS's Continuous Security Testing team, turning threat intelligence and scanner signals into testable hypotheses against live production services. Combines hands-on penetration testing with AI-augmented source code review, tracing chained attack paths and building lasting detections, canaries and fuzzers. Also involves testing agentic AI systems and mentoring engineers.

AWS

• 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

• London
• €68,000 – €94,000 pa
• Senior

Owns the strategic roadmap for Cloudflare's Email Security product, driving differentiation against legacy incumbents and integrating with the Zero Trust stack (Gateway, CASB, DLP). Works closely with Threat Intelligence and Detections teams, engages customers directly, and evangelizes the platform internally and externally.

Cloudflare One · Gateway · CASB +3

• London
• Remote
• Lead · manages people

Lead strategic advisor for enterprise customers modernising their Security Operations Centres through XSIAM deployment, covering log ingestion, detection engineering and automation. The role combines executive-level consulting with hands-on SIEM/SOAR/EDR technical work, mentoring professional services teams and feeding field insights back to Product and R&D. Requires security clearance eligibility and up to 30% travel.

XSIAM · Splunk · IBM QRadar

• London
• Hybrid · 1–2 days in office
• £75,000 – £90,000 pa
• Senior
• Permanent

Design, build and operate secure AWS platforms using Terraform, Kubernetes/EKS and CI/CD for public and private sector clients. You will own technical delivery in your area, create reusable modules and deployment patterns, and mentor less experienced engineers within multi-disciplinary consulting teams.

AWS · Terraform · Kubernetes +7

• London
• Hybrid
• £89,000 pa
• Senior

Architect secure, resilient network connectivity spanning AWS cloud platforms and on-premise infrastructure, supporting clinicians and researchers accessing sensitive genomic data. The role balances long-term network strategy with practical delivery, defining target architectures, standards and reusable patterns across cloud, hybrid, remote-access and partner connectivity. Involves designing AWS networking, hybrid multi-site connectivity, zero-trust security, and providing architectural governance through delivery.

AWS · Cisco · NVIDIA +7

• Sunbury-on-Thames
• Hybrid · 3 days in office
• Mid-level

Monitors and administers anti-malware, EDR, application control and DLP tooling plus OS patch deployment across bp's global operational technology and process control networks. The role sits in the OT Security Operations service, managing secure file transfer, vulnerability and asset inventory tooling, and supporting incident response while working closely with site teams. Requires a minimum of three days per week on-site at Sunbury.

Trellix · Microsoft WSUS · Layer 2 Networking +1

• Bracknell
• £60,000 – £70,000 pa

Security Application ArchitectSalary: £60-70K per annum + enhanced benefitsLocation: Bracknell, with regular travel to London and the South WestSecurity Clearance: Must be willing and eligible to undergo high-level security clearanceAn exciting opportunity has arisen for a Security Application Architect to…