Senior Application Security Engineer

PowerToFly

📍 reading, England, United-Kingdom

Full-time IT & Technology Posted February 23, 2026

Job Description

Job Description

The Senior Application Security Engineer will play a key role within the Application Security team, providing hands‑on technical expertise, guidance, and enablement to development teams across Featurespace. This position is responsible for enhancing application security by assessing vulnerabilities, promoting secure development methods, offering guidance on remediation, and ensuring Visa’s security standards and requirements are met.

This position requires strong technical capability, excellent communication skills, and the ability to work collaboratively across engineering, product, and security stakeholders.

Core Responsibilities

Application Security & Vulnerability Support:

  • Review and triage findings from application security tooling, including SAST, DAST, SCA, and container scanning solutions.
  • Provide technical guidance to development teams to support remediation of vulnerabilities and improve securit...