Staff Application Security Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Staff Application Security Engineer based in United States.

This is a senior technical opportunity focused on building and scaling modern application security capabilities across a complex enterprise environment.
You will combine deep Application Security expertise with strong software engineering skills to create practical, developer-facing security solutions.
The role will turn security strategy into scalable implementations, including automation, secure development patterns, remediation workflows, and AI security guardrails.
You will work closely with Cloud Security, Platform Engineering, Software Engineering, architects, and development teams to embed security throughout the software lifecycle.
The position offers significant technical ownership across application code, cloud-native environments, CI/CD, containers, infrastructure as code, and software supply chains.
You will also help shape how AI-assisted development and agentic workflows can be adopted safely and securely.
As a staff-level technical leader, you will influence engineering practices, mentor others, and make secure development easier to adopt at scale.