Junior Security Testing Analyst

Junior Security Testing Analyst

Location: London SE1 (Hybrid Working available following successful training and onboarding)

Salary: £30,000 - £35,000 Depending on Experience + Excellent Benefits & Career Progression

Full Time / Permanent

Remarkable Jobs are recruiting on behalf of a growing Cyber Security Consultancy.

We are seeking a motivated and technically curious Junior Security Testing Analyst to join a growing Cyber Security team based in London. This is an excellent opportunity for someone with around 1-2 years of Cyber Security experience who is looking to develop their career within Vulnerability Assessment, Penetration Testing, and Security Testing.

The successful Junior Security Testing Analyst will work alongside experienced Penetration Testers and Security Consultants, supporting the delivery of vulnerability assessments, attack surface reviews, security testing activities, and remediation programmes across a diverse portfolio of clients.

This role offers a clear progression path towards becoming a Penetration Tester, supported by mentoring, practical client work, and funded certifications.

Please note: Unfortunately, this role is not able to offer visa sponsorship or visa transfer support. Applicants must already have the unrestricted right to work in the UK.

Junior Security Testing Analyst Role

As a Junior Security Testing Analyst, you will play a key role in supporting the delivery of Vulnerability Assessment and Security Testing services. You will investigate vulnerabilities, validate findings, perform reconnaissance and enumeration activities, and assist with client-facing reporting and remediation support.

Junior Security Testing Analyst Key Responsibilities

• Support the delivery of Vulnerability Assessments, Penetration Testing, Attack Surface Management, and Security Testing services.
• Perform reconnaissance, enumeration, service analysis, and vulnerability identification activities.
• Configure, schedule, and monitor vulnerability scans using approved security testing tools.
• Review scan results, validate findings, and help reduce false positives.
• Investigate exposed services, insecure configurations, and common infrastructure weaknesses.
• Assist with penetration testing activities under the guidance of experienced Security Consultants.
• Support vulnerability research, evidence gathering, and technical reporting.
• Coordinate remediation follow-up and retesting activities.
• Maintain accurate documentation, testing records, and asset inventories.
• Follow recognised security frameworks and testing methodologies, including OWASP and CREST-aligned practices.

What They Are Looking For

Essential

• Approximately 1-2 years of Cyber Security experience.
• Exposure to Vulnerability Assessment, Security Testing, Vulnerability Management, or Junior Penetration Testing.
• Good understanding of networking fundamentals including TCP/IP, DNS, HTTP/S, ports, and services.
• Working knowledge of Linux and Windows environments.
• Familiarity with vulnerability scanning tools such as Nessus, OpenVAS, AppCheck, Qualys, or similar.
• Exposure to security testing tools such as Nmap, Burp Suite, Kali Linux, Metasploit, Nikto, or Gobuster.
• Understanding of CVEs, CVSS scoring, vulnerability prioritisation, and remediation processes.
• Awareness of the OWASP Top 10 and common web application vulnerabilities.
• Strong written communication and report-writing skills.

Desirable

• CREST CPSA, CompTIA Security+, CompTIA PenTest+, eJPT, PNPT, or similar Cyber Security certifications.
• Experience using platforms such as Hack The Box, TryHackMe, PortSwigger Academy, or Offensive Security Labs.
• Scripting experience in Python, Bash, PowerShell, or similar.
• Exposure to AWS, Azure, or GCP security concepts.
• Bug bounty or responsible disclosure experience.

Junior Security Testing Analyst Key Attributes

• Passionate about Cyber Security and ethical hacking.
• Naturally curious with a strong desire to learn and develop.
• Methodical and detail-oriented.
• Strong analytical and problem-solving skills.
• Comfortable investigating and validating technical findings.
• Collaborative team player with excellent communication skills.
• Committed to continuous professional development.

What's on Offer

• Excellent benefits package.
• Clear career progression pathway into Penetration Testing and Security Consulting.
• Direct mentoring from experienced Cyber Security professionals.
• Funded training and industry-recognised certifications.
• Exposure to real-world client environments and security testing engagements.
• Hybrid working available following successful training and onboarding.
• Opportunity to join a collaborative and growing Cyber Security team.
• Long-term career development within a respected and expanding Cyber Security consultancy.

If you're looking to build a long-term career within Cyber Security and want to develop your technical skills within a supportive and professional environment, we'd love to hear from you.

Apply now!