Cyber Security Jobs

Sr. Vulnerability Researcher

Develop automated tools for large-scale data analysis, conduct vulnerability research, and reverse engineer exploits across Windows, Linux, and other platforms. Support threat intelligence efforts by identifying and reproducing 0-day and n-day vulnerabilities, and contribute technical findings to public research publications. Work collaboratively across teams to meet urgent intelligence needs while advancing long-term security research initiatives.

CrowdStrike

Remote Permanent

Technical Support Engineer - Cloud , GBR)

Provide technical support to customers using CrowdStrike's cloud-based cybersecurity platform, troubleshooting issues across Windows, Linux, and cloud environments like AWS, Azure, and GCP. Act as a subject matter expert on key product features, document solutions, and collaborate with engineering teams to resolve complex technical problems. The role emphasizes customer advocacy, knowledge sharing, and continuous process improvement in a remote-first environment.

CrowdStrike United Kingdom

Remote Permanent

AI Engineer - SC Cleared

As an AI Engineer, you will work on a variety of Defence projects, from early-stage research and proof-of-concepts to fully engineered AI solutions. Your responsibilities will include applying ML/AI techniques to complex challenges, developing robust software, and collaborating with a team of experienced engineers on cutting-edge technology.

Searchability NS&D Newcastle upon Tyne, United Kingdom £70,000 – £120,000 pa

Senior Vulnerability Management Analyst- CIO- BPL

This role involves managing the end-to-end vulnerability lifecycle across Barclays' technology estate, including scanning, triage, prioritisation, remediation tracking, and reporting. The analyst will use business context and exploitability to prioritise vulnerabilities beyond CVSS scores, working closely with engineering teams and feeding into compliance, risk, and board-level reporting. The position supports secure-by-design principles within a highly regulated financial environment.

Barclays United Kingdom

Software Engineer

This role involves developing secure, research-driven software solutions in cybersecurity, with a focus on low-level systems programming and desktop development across Windows and Linux. You'll work on innovative technical challenges, applying secure coding practices while exploring emerging technologies. The position requires a strong engineering mindset combined with an investigative approach to problem-solving.

Noir Cheltenham, United Kingdom £35,000 – £50,000 pa

Alarm Service Engineer

This role involves installing, commissioning, servicing, and maintaining a wide range of electronic security systems including CCTV, access control, intruder and fire alarms, automated gates, intercoms, ANPR, and IP-based security infrastructure. The engineer will diagnose and repair faults, configure systems, and ensure compliance and quality across commercial and industrial sites in the Midlands and North West. Emphasis is placed on technical expertise, customer service, and independent fieldwork with responsibility for end-to-end job delivery.

Premier Technical Recruitment Stoke-on-Trent, United Kingdom £35,000 – £45,000 pa

Infrastructure Engineer — Identity, Office 365, Security & Cloud Platforms

This role involves deep technical management of identity, cloud security, and Microsoft 365 platforms, with ownership of Conditional Access, Azure AD, and Microsoft Defender. The engineer will lead cloud security investigations, manage AVD and Intune deployments, and resolve complex identity and messaging issues. Responsibilities include hardening systems to CIS standards, responding to breaches, and creating runbooks to support the Service Desk.

G-TECH TALENT LIMITED Bolsover, United Kingdom £40,000 – £45,000 pa

DevOps Engineer (Cyber Security)

Design and maintain automated CI/CD pipelines while integrating security best practices across infrastructure and deployment processes. Work with AWS to build highly secure, compliant systems for global clients in regulated environments. Support monitoring solutions and collaborate with a skilled team on complex cyber security challenges, with only monthly travel to Woking required.

Ernest Gordon Recruitment Birmingham, United Kingdom £65,000 – £70,000 pa

Principal Software Engineer - eDV Cleared

This role involves providing senior technical leadership on complex, mission-critical systems within national security and defence. The Principal Software Engineer will define technical strategies, mentor engineering teams, and coordinate delivery across multiple organisations. The position requires active eDV clearance and focuses on scalable software design, cloud technologies (preferably AWS), and modern DevOps practices in an Agile environment.

Searchability NS&D London, United Kingdom £90,000 – £120,000 pa

Infrastructure engineer (MSP)

The position of Project Engineer is suited to an experienced Microsoft cloud and infrastructure engineer/consultant who has previously worked within a managed service provider (MSP) or customer-facing technical services environment.The role is responsible for delivering Modern Workplace, Microsoft 365, Azure,...

LMA Recruitment Brighton, BN1 1HH, United Kingdom £50,000 – £55,000 pa

3rd Line Support Engineer

Provides senior-level technical support for complex infrastructure issues across Windows, Microsoft 365, virtualisation, networking, and cloud environments. Focuses on root-cause resolution, system improvements, and mentoring junior engineers. Operates within a multi-customer MSP environment with hands-on ownership of escalations and projects.

Spectrum IT Recruitment Redhill, RH1 1RJ, United Kingdom £47,000 – £52,000 pa

Product Support Analyst

Act as the first point of contact for customers, diagnosing and resolving technical issues via phone and email while ensuring clear communication throughout the resolution process. Contribute to product documentation and collaborate with the product team on complex issues. The role emphasizes customer experience within a growing cybersecurity SaaS environment.

Addition Leeds, United Kingdom £26,000 – £28,000 pa

Hybrid Permanent Clearance Required

Senior Cloud Security Engineer

Act as a Senior Cloud Security Engineer, focusing on AWS cloud security with client-facing responsibilities. Work in a hybrid role based in Sheffield, engaging directly with clients to assess and improve their cloud security posture. Utilise AWS-specific security tools and best practices to deliver robust solutions.

SoCode Sheffield, South Yorkshire, United Kingdom £70,000 – £80,000 pa

Azure Cloud Engineer

This role involves designing, building, and optimising Microsoft Azure cloud infrastructure, supporting CI/CD pipelines, and advising on cloud architecture and best practices. You'll work across internal platforms and client-facing transformation projects in a cloud-native environment, collaborating with technical and non-technical stakeholders. The position offers hands-on ownership of real Azure environments while contributing to large-scale cloud and AI initiatives.

Harnham - Data and Analytics Recruitment Abingdon, OX14 5BH, United Kingdom £40,000 – £50,000 pa

Information Security Architect

Design and implement secure, scalable solutions across infrastructure, cloud, and applications, ensuring alignment with Howdens' cyber risk strategy and compliance standards. Collaborate with technical teams, enterprise architecture, and external suppliers to embed security into system design and procurement. Conduct security architecture reviews and support continuous improvement of existing systems.

Howdens Joinery Northampton, Northamptonshire, United Kingdom