4 of 4 Senior Security Analyst Jobs in the South East

Senior Security Analyst Hybrid – Buckinghamshire/Bedfordshire (2 days on-site per week) Excellent salary + bonus + benefits + funded training & certifications Our client, a leading global Managed Service Provider, is seeking a Senior Cyber Security Analyst to join and strengthen their growing security practice. This hands-on role sits at the … forefront of defending enterprise-scale environments, offering exposure to varied client infrastructures, advanced tooling, and complex security challenges. You’ll play a key part in maturing the security function—leading incident investigations, enhancing threat visibility, and mentoring the next generation of analysts—while continuously developing your skills with funded training and certification pathways. What You’ll Do Lead … and investigate high-impact cyber security incidents across global customer environments. Proactively hunt for threats, triage alerts, and identify anomalous behaviours before they escalate. Manage vulnerability assessments end-to-end, driving remediation outcomes with customers and internal teams. Optimise the Microsoft Security Stack: Sentinel, Defender (for Endpoint/Identity), Purview, and XDR. Support Zero Trust adoption, GRC initiatives More ❯

Senior Security Analyst – SOC/Incident Response I’m partnering with a fast-growing Cyber Defence function that’s strengthening its Security Operations Centre and looking for a talented Senior Security Analyst to join the team. You’ll take a leading role in detecting, analysing, and responding to cyber threats across diverse client … a SOC, CSIRT, or cyber defence environment. Solid knowledge of SIEM and EDR platforms (Sentinel, Splunk, Defender, CrowdStrike, etc.). Understanding of MITRE ATT&CK and network/cloud security principles. Strong analytical and communication skills. Bonus points for: Scripting or automation experience (KQL, PowerShell, Python). Background in threat hunting or vulnerability management. Why apply? Hybrid flexibility, funded More ❯

Senior Information Security Analyst - Watford £28.00 ph Contract Full time Overall purpose We are seeking an experienced Senior Information Security Analyst to provide immediate support to the Information Security team. This role is a hybrid of technical security analysis and governance, risk, and compliance (GRC)activities. The successful candidate will play a … key role in assessing risks, reviewing supplier and project security documentation, responding to security questionnaires and tenders, supporting incident investigations, and helping to maintain AFC's security posture and compliance with relevant standards (Cyber Essentials Plus, ISO 27001, DSPT, GDPR, NCSC). This is a hands-on delivery role for someone who can work independently, make sound … Essential (please do not apply if you do not have all of these as you will not be considered for interview) Minimum 5 years' hands-on experience in Information Security Experience conducting security risk assessments Supplier/third-party security assurance Strong technical grounding Incident response collaboration Knowledge of compliance frameworks Strong written communication skills Stakeholder engagement More ❯

Are you ready to lead security operations in a dynamic, multi-regional enterprise? Our client,a market-leading organization with operations across the UK, Ireland, and the US, is undergoing a major transformation to build a Group Shared Services model. As part of this evolution, they’re seeking a proactive and technically skilled Security Operations & Incident Response Lead … to elevate their security posture across diverse business models, including franchisee and third-party environments. Responsibilities: Lead Incident Response across the organization, coordinating investigations and remediation. Conduct Security Gap Analysis and recommend control enhancements. Manage Vulnerability Detection & Remediation using tools like Tenable, Nessus, and Microsoft Defender. Maintain clear Documentation & Reporting for technical and non-technical stakeholders. Engage with … IT teams, franchisees, vendors, and regional leaders to drive security improvements. Contribute to the development of security programs and frameworks. Provide technical leadership in Microsoft-centric environments (Defender, Sentinel, Azure 365). Requirements: Proven experience in incident response and vulnerability management. Strong proficiency in Microsoft Defender, Sentinel, Azure 365, Tenable, Nessus. Ability to analyze and remediate security More ❯