331 jobs for “Cyber Security Analyst”
CrowdStrike Romania
Investigates emerging malware and cyber threats across the full attack lifecycle, validating Falcon's detection coverage and distinguishing genuine threats from background noise. Works with Threat Research, Engineering, Data Science and Red Team to turn findings into product improvements, and supports external security testing programmes such as AV-Test and SE Labs.
Sophos United Kingdom
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.
Darktrace London
Customer-facing technical role partnering with security and IT stakeholders to drive platform adoption, reduce risk and improve customer health. Works with Account Executives, Solutions Engineering and Renewals on technical success plans, adoption analytics, QBRs and renewal readiness. Requires fluency in French and English.
Darktrace London
Customer-facing role combining technical depth and commercial awareness to drive adoption of AI cybersecurity products across DACH enterprise accounts. Partners with security and IT stakeholders on technical success plans, use-case activation, health monitoring and renewal readiness, working alongside Account Executives, Solutions Engineering and Renewals. Requires fluency in German and English.
Sophos United Kingdom
Leads incident response engagements for customers hit by cyberattacks, directing a team of consultants, running kick-off and daily update calls, and delegating forensic tasks. Handles multiple ransomware and BEC investigations concurrently, performing root cause analysis and producing executive-summary reports mapped to MITRE ATT&CK.
Cloudflare London
Own the full software development lifecycle for distributed systems supporting threat disruption and legal response, building data pipelines that collect and expose threat intelligence for analysts and customers. Work primarily in Golang and TypeScript with Rust, Kafka, Redis, Kubernetes, Terraform and Postgres, collaborating with Threat Intelligence, Trust & Safety, Legal and Product teams, plus on-call rotations and mentoring.
QinetiQ Portsmouth £50,850 – £56,500 pa
Advises customers on cyber security vulnerability, risk, audit and compliance, applying NIST and ISO27001 frameworks to risk assessments and security assurance. Supports accreditation, governance and mitigation strategies across government, defence and critical national infrastructure, engaging stakeholders and presenting findings. Based on-site at least three days a week with customer travel required.
QinetiQ Bristol £65,700 – £73,000 pa
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.
Michael Page Liverpool £60,000 – £65,000 pa
Investigating and responding to escalated security incidents, performing detailed event analysis and threat detection while working with external security providers. Acts as a subject matter expert supporting cyber incident response, optimising SIEM, IAM and DLP platforms, running phishing simulations and security reviews across the technology estate.
RiverSafe London
Client-facing consulting role leading end-to-end security engagements across security architecture, cloud security, DevSecOps, application security and security operations. You'll run workshops, design controls in AWS/Azure/GCP, produce risk-based deliverables and help identify follow-on work, contributing to proposals and account growth.
Sellick Partnership Newcastle upon Tyne £57,000 pa
Protect business systems, infrastructure and data by monitoring, investigating and responding to cyber threats and incidents. Manage vulnerability remediation, patching and endpoint security while securing cloud, network and endpoint environments. Support governance, audits and compliance with standards such as ISO 27001 and Cyber Essentials Plus, working with internal teams and third-party suppliers.
Commercial Ltd Kings Hill £54,500 – £55,000 pa
Monitor, triage and investigate security alerts, incidents and requests, managing records through to closure and coordinating recovery. Use tools such as Tenable and Darktrace across cloud and wider IT infrastructure, supporting vulnerability management, threat intelligence and malware analysis, with on-call backup for emergency response.
Seetec Hockley £49,000 – £52,500 pa
Hands-on security role operating and improving controls across internal and customer environments, using Microsoft Sentinel, the Defender suite, Huntress and Tenable. Day to day covers security monitoring, incident response, vulnerability management, compliance and technical security projects, working with the Head of Cyber Security and wider technical teams.
Adecco Colchester £51,000 – £55,000 pa
Hands-on role maintaining and improving an organisation's cyber security posture across its IT infrastructure, covering security operations, incident response, vulnerability management and compliance. Day to day involves SIEM, endpoint security and Microsoft tooling such as Entra ID, Defender, Purview and Intune, plus audit support and security improvement projects. Predominantly remote with occasional travel to the Essex office.
TTP Cambridge
Consultants assess critical systems for cyber-physical vulnerabilities, combining deep hardware research, testing and reverse engineering with rapid prototyping of proof-of-concept demonstrators. Work spans niche defence and national security projects, interfacing with hardware via protocols like JTAG and UART and using test equipment such as oscilloscopes. The role is fully on-site in Cambridge labs within a flat, collaborative ~40-person consultancy.
