Application Security Architect

Randstad Technologies Recruitment; Remote; GBP 125,000 - 150,000; Part time

Job summary

A consultancy firm is seeking an experienced Security Lead for a 4-month contract in London. This role, offering £400 to £500 a day inside IR35, focuses on incident response and threat management with remote working options. The ideal candidate must have active security clearance and hands-on experience with tools like Splunk and Recorded Future. You will lead incident management efforts, design monitoring strategies, and oversee vulnerability remediation to enhance organizational security.

Qualifications

• Active Security Clearance is needed.
• Hands-on experience with incident management.
• Familiarity with cloud security architecture.

Responsibilities

• Direct incident management lifecycle from triage to resolution.
• Utilise tools like Recorded Future and OpenCTI for threat intelligence.
• Design alert mechanisms and monitoring strategies in Splunk.
• Oversee vulnerability identification and mitigation across networks.

Skills

Incident Response

Threat Management

Splunk

Cribl

Recorded Future

OpenCTI

Cloud Security Architecture

Job description

Security Lead - Incident Response & Threat Management

4 Months Contract

£400 to £500 a day Inside IR35

Remote working

Active Security Clearance is Needed

A well‑established consultancy firm is urgently looking for an experienced Security Lead with a strong background in Incident Response and Threat Management to contribute to a large-scale project for a high‑profile client. This role requires a professional with active SC Clearance and a deep understanding of SecOps analyst support.

Core Responsibilities

• Incident Management: Directing the full incident response lifecycle, including the triage, investigation, and total resolution of security events.
• Threat Intelligence: Utilising Recorded Future, OpenCTI, and Cribl to correlate alerts and transform raw intelligence into actionable defensive insights.
• Detection & Monitoring: Designing advanced alerting mechanisms and robust monitoring strategies within Splunk to identify emerging threats.
• Vulnerability Remediation: Overseeing the identification and mitigation of vulnerabilities across diverse networks to minimise organisational risk exposure.

Essential Skills Needed

• Proficiency in Incident Response, Triage, and Threat Management.
• Practical, hands‑on experience with Splunk, Cribl, Recorded Future, and OpenCTI.
• Expertise in Cloud Security Architecture.
• Proven ability to handle P1 and P2 incidents with a technical, proactive approach.

Desirable Skills

• Relevant industry certifications such as CISSP, CISM, or GIAC are highly desirable.

4 Months Contract | £400 to £500 a day Inside IR35 | Remote working

This role offers the opportunity to work on a national‑scale project and will be ideal for someone who wants to make a difference in the IT industry working with cutting‑edge technologies. This position suits a 'hands‑on' practitioner with a strong background in correlation alerting and managing high‑priority incidents.

If the above seems of interest then please apply directly to the AD or send your CV to

Randstad Technologies is acting as an Employment Business in relation to this vacancy