Senior Security Researcher
CrowdStrike
LinuxPython
Cybersecurity Lead
Deciphex
full-time
Posted on:
Location Type: Remote
Location: Remote • 🇬🇧 United Kingdom
Visit company websiteJob Level
Senior
Tech Stack
AWSCloudCyber SecurityFirewallsLinux
About the role
- You will be our first internal cyber security hire.
- You'll own and drive multiple parallel Cyber Security projects for our Internal IT Infrastructure.
- You’ll apply your skills in: Deploying and managing tools like firewalls, IDS/IPS, SIEM and endpoint protection.
- Securing Google Workspace, AWS and cloud services across our global infrastructure.
- Hardening both cloud and on-prem systems to keep the organisation safe.
- Protecting devices, access and remote connections for a global workforce.
- Rolling out and managing EDR solutions company-wide.
- Owning IAM and SSO to keep systems secure and seamless for employees.
- Building automation to speed up monitoring, threat hunting and incident response.
- Leading vulnerability testing, pen testing and simulations.
- Prioritising and driving risk remediation, while keeping tools and defences up to date.
- Working with IT to ensure every new app and tool is deployed securely.
- Supporting office and lab security, from networks to data storage.
- Helping design secure architectures across hybrid and multi-site environments.
- Partnering with product teams on compliance (ISO 27001) and security reviews.
- Contributing to customer confidence by supporting secure design and architecture.
- Collaborate across teams – IT, engineering, labs, leadership – to drive internal security changes.
Requirements
- 5+ years’ hands-on corporate cyber security experience (fast-growing tech or regulated industry)
- Strong technical depth/ hands on tech experience across: SIEM, endpoint security, IAM/SSO, automation & scripting, Windows/Linux hardening
- Expertise with Google Workspace security and cloud (AWS, SharePoint)
- Experience securing distributed, remote-first teams across cloud and on-premises systems
- Curiosity and drive to stay ahead of evolving threats and apply them in practice
Benefits
- Meaningful work that improves patient outcomes.
- Exciting and challenging projects in a hyper-growth AI enabled company.
- Regular feedback with strong career growth opportunities.
- Flexible remote model with autonomy to balance work and life (some roles require on-site presence).
- Competitive salary with annual performance-based increments.
- Generous leave plus paid Christmas holiday.
- Supportive, multicultural, and collaborative team.
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard skills
cyber securityfirewallsIDS/IPSSIEMendpoint protectionEDR solutionsIAMSSOautomationscripting
Soft skills
leadershipcollaborationcuriositydrivecommunication
Certifications
ISO 27001
