Cyber Security Jobs

CrowdStrike · Germany

Conducts vulnerability research and exploit development, analysing vendor patches to identify flaws and building proof-of-concept exploits. Reviews logs and payloads to confirm 0-day and n-day exploitation, and develops automated tooling for large-scale data collection and analysis. Publishes findings on the CrowdStrike blog or at conferences and supports other intelligence teams with ad-hoc technical solutions.

CrowdStrike · Ireland

Join the Advanced Research Team to perform vulnerability research across a wide range of targets, analysing vendor patches to identify vulnerabilities and develop proof-of-concept exploits. You will build automated solutions for collecting and processing data at scale, reverse engineer malicious payloads, and publish findings on the CrowdStrike blog or at conferences.

eFinancialCareers · London · £70,000 – £90,000 pa

Designs and implements enterprise-scale Zero Trust architectures across users, devices, applications, networks and data, using Zscaler ZIA/ZPA/ZDX and SASE/SSE principles. Involves identity-centric controls, DLP, CASB and FWaaS policy work, threat modelling and architecture reviews, plus technical leadership across security and networking teams in a consultancy setting.

Cloudflare · London

Design, build and operate distributed systems behind Cloudflare's Application Security products (WAF, Page Shield, API Shield) at internet scale, using Go or Rust and devops tooling like Kubernetes and Kafka. The role includes reviewing RFCs and code, on-call shifts, and mentoring other engineers.

Nigel Wright Group · Newcastle upon Tyne · £50,000 – £70,000 pa

Hands-on senior penetration tester joining a professional services group to help build and scale a new penetration-testing capability. Delivers infrastructure tests and some web application assessments, leads complex engagements from scoping to reporting, provides quality assurance for Cyber Essentials Plus, coaches junior colleagues and engages clients in technical pre-sales.

VIQU IT · London · £60,000 – £65,000 pa

Deliver end-to-end penetration testing engagements from scoping through reporting and client debriefs, covering web applications, APIs, infrastructure, networks, cloud and mobile environments. The role sits within a cyber security consultancy, requiring independent client management, strong Burp Suite skills, technical report writing and client-facing communication, plus research into emerging vulnerabilities and tool/script development.

Deerfoot Recruitment Solutions · Leicester · £50,000 – £60,000 pa

First in-house IT role for a growing care group, acting as the intelligent client to an outsourced IT provider. You'll manage SLAs, own Microsoft 365 access and cyber controls, run monthly multi-site health checks, and oversee IT governance and licence spend, reporting directly to the CFO.

VIQU IT · London · £60,000 – £65,000 pa

Deliver end-to-end penetration testing engagements, from scoping through to reporting and client debriefs, across web applications, APIs, infrastructure, networks, cloud and mobile environments. Work directly with clients on a consultancy basis, producing technical reports and contributing to proposals, capability development and tooling. Requires strong Burp Suite, web/API and infrastructure testing skills, with Red Teaming and cloud security experience desirable.

Techcare · Rugeley · £35,000 pa

Hands-on role across technical support, systems administration and information security for a Managed Services team, acting as a trusted advisor to clients. You resolve tickets within SLA, maintain Microsoft 365 environments, monitor backups and endpoints, close security alerts, and document fixes as knowledge base articles.

eFinancialCareers · London · £60,000 – £75,000 pa

Develops secure, high-performance software in modern C++ and Rust within Linux environments, spanning low-level systems, networking and security-focused platforms. Works across the product lifecycle from concept to deployment in an Agile team, with exposure to embedded systems, networking and cloud technologies. Requires eligibility for UK Security Clearance.

Lavant Consulting · London · £650 – £1,000 pd

Hands-on architecture role within a board-sponsored vulnerability and patch management transformation at a major financial services organisation. You will redesign end-to-end patching and remediation processes, define future-state automation architecture and tooling, and drive backlog reduction across servers, networks, containers and databases, working with Infrastructure, Cyber Security, DevOps and Service Management teams.

RMT Accountants & Business Advisors · Newcastle upon Tyne

Lead and deliver infrastructure, web application and cloud penetration testing engagements, plus Cyber Essentials Plus assessments and technical security reviews. As one of the practice's early senior hires, you will shape methodologies, assure report quality, mentor junior consultants and support pre-sales for a growing national cyber security consultancy.

Constant Recruitment Ltd · Ashford · £30,000 – £35,000 pa

Second-line support role at a Kent MSP, owning escalated incidents remotely and at client sites. You'll troubleshoot Microsoft 365, Windows, Active Directory, Entra ID, Intune and networking issues, manage your ticket queue within SLAs and assist with projects and rollouts.

Proactive Appointments · Caterham · £30,000 – £35,000 pa

Provide 1st and 2nd line support across a school, working with the IT Manager to keep systems available and secure. Administer Microsoft 365, Active Directory (Azure and on-prem), Group Policy, Teams, SharePoint, SCCM, Intune, Autopilot and VMware, while supporting data protection and safeguarding compliance.

QinetiQ · Malvern · £48,600 – £54,000 pa

Lead strategically important projects that make a tangible difference to UK National Security, bridging the gap between customers and QinetiQ offices. Day-to-day you will manage delivery to agreed baselines, maintain financial and resource forecasts, apply governance requirements, and grow customer relationships while supporting major bids. The role sits within the Project Management Team at the Malvern site, noted for electronic warfare, surveillance and complex system integration.