Senior App Security Tester: Web/API/Mobile & AI (FinTech)

Chubb in; Philadelphia (Philadelphia County); On-site; USD 120,000 - 180,000; Full time

Job summary

Chubb is seeking a Senior Application Penetration Tester (Finance) to lead comprehensive security testing across web, mobile, API, cloud-native, and AI-enabled applications. You will assess AI features for prompt injection risks and model manipulation, collaborating with AI/ML teams to embed security into MLOps and CI/CD.

You will evaluate cloud workloads, containerized environments, and modern API architectures while owning remediation status and communicating findings to executives.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related technical discipline or equivalent experience.
• Minimum 2 years' experience performing web, API, and mobile penetration testing.
• Experience managing information security projects and coordinating with engineering teams.

Responsibilities

• Plan and execute penetration tests across web, mobile, API, cloud-native, and AI-integrated apps.
• Assess AI/ML features for risks like prompt injection and data leakage per OWASP LLM guidance.
• Threat-model AI-powered features and embed security testing into CI/CD pipelines.

Skills

Penetration testing

AI/ML security

Threat modeling

CI/CD security

Cloud security

Education

Bachelor's degree in CS or related field

Tools

Kali Linux

Burp Suite

Nessus

Metasploit

OWASP Top 10

Job description

Chubb is seeking a Senior Application Penetration Tester (Finance) to lead comprehensive security testing across web, mobile, API, cloud-native, and AI-enabled applications. You will assess AI features for prompt injection risks and model manipulation, collaborating with AI/ML teams to embed security into MLOps and CI/CD.

You will evaluate cloud workloads, containerized environments, and modern API architectures while owning remediation status and communicating findings to executives.