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How much do freelance web app penetration testing jobs pay per hour?

As of Aug 16, 2026, the average hourly pay for freelance web app penetration testing in the United States is $34.86, according to ZipRecruiter salary data. Most workers in this role earn between $28.85 and $40.87 per hour, depending on experience, location, and employer.

How much do freelance web application penetration testers make?

Freelance web application penetration testers typically earn between $50 and $150 per hour, depending on experience, certifications, and project complexity. Annual income can vary widely, often ranging from $50,000 to over $150,000 for experienced professionals working on multiple projects or retainer agreements.

What are some common challenges freelance web app penetration testers face when working with clients remotely?

Freelance web app penetration testers often encounter challenges such as limited access to in-depth application documentation, coordinating testing schedules across different time zones, and ensuring clear communication about testing scope and reporting expectations. Building trust with new clients can also be tricky, especially when handling sensitive data or recommending remediation steps. Successful testers proactively address these issues by setting clear agreements, using secure communication tools, and providing concise, actionable reports that demonstrate professionalism and value.

What is the difference between Freelance Web App Penetration Testing vs Freelance Cybersecurity Consultant?

AspectFreelance Web App Penetration TestingFreelance Cybersecurity Consultant
CertificationsOSCP, CEH, OSWECISSP, CISA, CEH
Work EnvironmentFocused on web application security testingBroader security strategy and risk management
Industry UsageWeb development, tech startups, security firmsAll industries requiring security advice
Search IntentWeb app testing freelance jobsSecurity consulting freelance opportunities

Freelance Web App Penetration Testing specializes in testing web applications for vulnerabilities, often requiring specific certifications like OSCP or OSWE. Freelance Cybersecurity Consultants provide broader security advice across systems, networks, and policies, with certifications like CISSP or CISA. While both roles involve security expertise, web app penetration testers focus on application-specific testing, whereas cybersecurity consultants offer comprehensive security strategies.

What is freelance web app penetration testing?

Freelance web app penetration testing is the process where independent security professionals are hired to assess the security of web applications. These testers simulate cyberattacks to identify vulnerabilities in a web app's code, configuration, and deployment. Their findings help organizations fix security issues before attackers can exploit them. Freelancers typically work on a project-by-project basis and may serve clients ranging from startups to large enterprises.

What are the key skills and qualifications needed to thrive as a freelance web app penetration tester?

To thrive as a Freelance Web App Penetration Tester, you need a strong understanding of web application security, vulnerability assessment, and common attack vectors, often supported by certifications like OSCP or CEH. Proficiency with tools such as Burp Suite, OWASP ZAP, and scripting languages (e.g., Python) is typically required. Excellent analytical thinking, problem-solving skills, and clear client communication set top testers apart. These skills and qualifications are vital to accurately identify threats, deliver actionable reports, and maintain client trust in a constantly evolving security landscape.
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Infographic showing various Freelance Web App Penetration Testing job openings in the United States as of August 2026, with employment types broken down into 33% Full Time, 17% Temporary, and 50% Contract. Highlights an 83% In-person, and 17% Remote job distribution, with an average salary of $72,500 per year, or $34.9 per hour.

Senior Specialist, MAST Application Penetration Tester

KPMG US

Detroit, MI • On-site

Full-time

Re-posted 16 days ago


Job description

Job Summary:
KPMG is a leading advisory firm that offers excellent opportunities for career advancement. They are currently seeking a Senior Specialist, MAST Application Penetration Tester to conduct manual penetration testing and evaluate application security within their Managed Services practice.
Responsibilities:
• Conduct manual application penetration testing against API's (REST/SOAP), Web Applications, Mobile applications, and thick client applications
• Perform objective based on abstract penetration testing engagements
• Execute threat modeling, evaluate application business logic, and perform application architecture reviews
• Demonstrate application testing experience in real time via demos to both internal and external audiences
• Function independently in penetration testing engagements, with minimal oversight and guidance
• Act with integrity, professionalism, and personal responsibility to uphold KPMG's respectful and courteous work environment
Qualifications:
Required:
• Minimum three years of recent experience in application penetration testing of Application Programming Interface (API's), web applications, or mobile applications
• Bachelor's degree from an accredited college/university or equivalent industry experience
• Ability to communicate reporting results with technical and non-technical audiences and lead remediation conversations
• Experience with burp suite pro, and other app testing tools such as Netsparker and Checkmarx
• Ability to travel as required
• Must be authorized to work in the U.S. without the need for employment-based visa sponsorship now or in the future. KPMG LLP will not sponsor applicants for U.S. work visa status for this opportunity (no sponsorship is available for H-1B, L-1, TN, O-1, E-3, H-1B1, F-1, J-1, OPT, CPT or any other employment-based visa)
Preferred:
• One or more major ethical hacking certifications not required but preferred; GIAC Web Application Penetration Tester (GWAPT), Council for Registered Ethical Security Testers (CREST), Offensive Security Web Expert (OSWE), Offensive Security Web Assessor (OSWA)
Company:
KPMG is one of the world’s leading professional services firms and the fastest growing Big Four accounting firm in the United States. Founded in 2010, the company is headquartered in New York, USA, with a team of 10001+ employees. The company is currently Late Stage.