Cyber Security Jobs

• Ireland
• Remote
• Senior
• Permanent

Owns major components of the Windows kernel-mode sensor, architecting and building next-generation anti-virus and EDR security software. Works across core OS subsystems like file system, memory, process and networking, with cross-platform deliverables for Windows, Mac and Linux. Leads projects end to end, mentoring and collaborating with distributed teams.

Windows · Mac · Linux +2

• United Kingdom
• Remote
• Senior
• Permanent

Owns major components of the Windows kernel-mode endpoint sensor, architecting and building anti-virus and EDR features that span file system, memory, process and networking subsystems. Leads projects from design to delivery, mentors engineers and collaborates with distributed, cross-platform teams on shared Windows, Mac and Linux components.

Windows · Mac · Linux +1

• London
• £75,000 – £110,000 pa
• Mid-level

Manual penetration testing and security assessments of web applications, APIs and enterprise platforms, validating and exploiting vulnerabilities using OWASP-aligned methodologies. Produces detailed technical reports with risk ratings and remediation guidance, working with application owners and security stakeholders, and contributes to security research including AI-enabled applications.

Burp Suite · Kali Linux · Metasploit +2

• London
• Hybrid · 2–3 days in office
• £90,000 – £120,000 pa
• Senior

Full-stack product engineering role in a cross-functional squad, owning mid-to-large initiatives end to end and shaping product strategy with designers and PMs. Stack centres on Go, AWS and Vue.js, with a strong emphasis on system design, testing, automation and mentoring other engineers.

Go · AWS · Vue.js +7

• London
• Remote
• £40,000 – £50,000 pa
• Mid-level

Build and improve web applications for a cyber security business, working across the full stack with React interfaces and Node.js services and RESTful APIs. You'll own tasks from requirement to delivery, embed application security, and use AI-assisted development tools daily, joining a small team where you can influence technical and architectural decisions.

React · Node.js · Git +7

• Glasgow
• Hybrid
• £60,000 pa
• Mid-level

Customer-facing pre-sales role in a growing cybersecurity team, working with sales teams to understand security challenges, design solutions and support proposals, tenders and RFP/RFQ responses. Involves workshops, presentations and roadmapping with Account Managers, drawing on areas such as security assessments, SOC, SIEM, XDR, cloud security, IAM and Microsoft Security or Exabeam technologies.

Microsoft Security · Exabeam

• London
• Senior

Senior project manager role delivering identity and access management change, with a focus on privileged access management and CyberArk implementation and onboarding programmes. Work covers identity governance, authentication and access control frameworks within a financial services cyber security environment. SailPoint, Entra ID and Zero Trust experience is desirable.

CyberArk · SailPoint · Entra ID +1

• Manchester
• Hybrid · 3 days in office
• £55,000 – £75,000 pa
• Mid-level

Design, build and maintain CI/CD pipelines in Azure DevOps, automating build, test and deployment processes. Manage Azure infrastructure with Terraform, Bicep or ARM templates, support App Services and Function Apps, and embed security and monitoring tooling such as SonarCloud, Snyk and Azure Monitor. Works closely with developers in a collaborative, flexible team.

Azure DevOps · Azure App Services · Azure Functions +7

• United Kingdom
• Remote
• Senior · manages people

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.

Splunk · ELK · Sophos

• London
• Hybrid
• Senior
• Contract

Hands-on Tanium SME role embedded within a long-term strategic client's cyber security team, starting with Tanium Discovery to map the environment before broadening into other modules. Involves assessing the current setup, advising on best practice, optimising capabilities and transferring knowledge to the internal team, working autonomously with occasional on-site presence in London.

Tanium · Tanium Discovery · Tanium Certified Administrator +3

• Belfast
• Hybrid · 3 days in office
• Senior
• Contract

Designs end-to-end infrastructure and cloud solutions for enterprise customers, leading technical workshops and translating business requirements into scalable architectures. Produces high and low-level design documentation and provides technical leadership across the project lifecycle, working with Azure, Microsoft 365, VMware/vSAN and hybrid cloud platforms. Also supports bids, solution presentations and customer engagement.

Microsoft Azure · Microsoft 365 · VMware +7

• United Kingdom
• Remote
• £400 – £450 pd
• Mid-level
• Contract

Design, build and maintain secure AWS infrastructure using Terraform and/or CloudFormation, optimising CI/CD pipelines and supporting Docker, Kubernetes and microservices-based applications. Work with development and QA teams in Agile delivery to improve performance, security and reliability, championing DevSecOps best practice. Requires active SC Clearance and occasional UK-wide travel.

AWS · Terraform · CloudFormation +7

• Manchester
• Hybrid
• £60,000 – £65,000 pa
• Senior · manages people

Produce threat assessments, intelligence reports and executive briefings, translating complex cyber threats into clear information for senior and non-technical stakeholders. Monitor intelligence sources, assess threat actors, TTPs and IOCs, support incident response, and lead a small team while shaping the Threat Intelligence function.

CrowdStrike · Microsoft Suite · Orpheus

• Corsham
• Hybrid
• £550 – £600 pd
• Lead
• Contract

Lead enterprise vulnerability management and cyber risk reduction in a secure MOD/Defence environment, owning frameworks, policies and remediation governance. Coordinate identification, prioritisation and remediation across enterprise systems, optimise tools such as Tanium and Elastic, apply CVSS, and produce board-level reporting. Also supports major cyber security incident management and threat intelligence correlation.

Tanium · Elastic

• London
• Hybrid
• £50,000 – £55,000 pa
• Senior

Provide 3rd-line technical support across server, networking, virtualisation, cloud and security environments, acting as a senior escalation point and technical lead. Lead infrastructure projects from planning to delivery, including server migrations, Azure solutions and network upgrades, while mentoring colleagues and managing client relationships.

Microsoft Azure