Offensive Security Consultant

Company: Hamilton Barnes
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Job Description:

Offensive Security Consultant

In this position, your duties will include overseeing client engagements, conducting security assessments, and presenting comprehensive reports on your discoveries. You will engage in a variety of testing types, including infrastructure and network penetration testing, web application testing, mobile security assessments, and social engineering exercises. During red team engagements, you will employ creative strategies to outsmart defenders and successfully infiltrate customer networks. As part of an NCSC-approved CHECK company, you will also perform security assessment services in line with the government-accredited CHECK scheme.

Responsibilities:

Utilize a combination of industry-standard and in-house developed tools for security testing.

Conduct manual reviews to identify issues within customer infrastructure and web applications.

Perform various types of security testing, including network penetration, web application, mobile security assessments, and social engineering.

Participate in red team engagements, employing creative strategies to outsmart defenders.

Explore various approaches to gain unauthorized access to customer networks during red team exercises.

Perform security assessments in accordance with the CHECK scheme.

Skills/Must Have:

Demonstrates a motivated, passionate, and resilient mindset.

Exceptional analytical and problem-solving capabilities.

Possesses a solid understanding and fascination with fundamental concepts in operating systems and networking.

Displays a keen interest in security principles and protocols.

Demonstrates proven experience in penetration testing and/or security surveillance.

Exhibits eagerness to absorb new knowledge and technologies.

Showcases stellar communication skills.

Nice to Have:

A relevant Cyber Security certification is advantageous, e.g. (OSCP, CRT, CTM, CTL)

Programming Exposure

This role is 60% in person. Either in their head office or on customer site.

Bristol based

Benefits:

Paid Certifications

Health Insurance

Pension

Paid Certifications

Salary: £35,000 – £85,000

Posted: April 5th, 2026