Offensive Security Consultant

Green - Recruiting Made Simple; United Kingdom; On-site; GBP 40,000 - 50,000; Full time

Job summary

An innovative cyber consultancy is seeking a Principal Offensive Security Consultant to spearhead their clients' security capabilities. This role offers a unique chance to shape new service offerings within a fast-paced environment. You will lead a talented team in delivering advanced security services, including penetration testing and code reviews, while collaborating with international partners. If you're a self-starter with a passion for cybersecurity and a knack for teaching, this opportunity is perfect for you. Join a dynamic team and make a significant impact in the field of offensive security.

Qualifications

• Expertise in penetration testing for web and desktop applications.
• Strong communication and stakeholder management skills.

Responsibilities

• Lead the creation and delivery of offensive security services.
• Perform penetration testing, code reviews, and phishing simulations.

Skills

Advanced Penetration Testing

Phishing Simulations

Code Review

Problem-Solving

Communication Skills

Stakeholder Management

Teaching Ability

Adaptability

Education

CCT INF/WEB

OSEP

OSWP

OSWE

GPEN

GWAPT

Job description

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Principal Offensive Security Consultant

Green is hiring a Principal Consultant to launch and lead our Clients' Offensive Security capability. This is a rare opportunity to shape a new service offering within a fast-growing, agile cyber consultancy working with UK and international clients.

You’ll join a high-performing Threat Operations team, delivering advanced offensive security services—penetration testing, phishing simulations, code reviews—and play a key role in shaping how they support their clients' evolving needs.

What You’ll Do

• Lead the creation and delivery of our clients' offensive security services
• Perform penetration testing, code reviews, phishing simulations, and assessments
• Travel internationally to support partner nations with cyber capability development
• Design and deliver bespoke training and mentoring packages
• Collaborate across the Threat Operations team to share insights and strengthen their cyber intelligence

What You Bring

• Expertise in advanced penetration testing (web & desktop apps), phishing, and code review
• Strong problem-solving, communication, and stakeholder management skills
• Ability to teach and adapt content for global, multicultural audiences
• Self-starter mindset—comfortable working solo or in a team, locally and overseas

Preferred Certifications (or equivalent experience):

CCT INF/WEB | OSEP | OSWP | OSWE | GPEN | GWAPT

This role requires UK security clearance eligibility.

Ready to help build something from the ground up? Apply now!

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Consulting and Information Technology

• Industries

  Computer and Network Security

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