Senior Application Security Engineer

Brex

Application Security is part of our wider Financial Scale organization, which means you will work closely with Security Operations, GRC, Product Security, Front End Platform, IT Infrastructure teams. As a Senior Application Security Engineer, you...

Last checked on May 15, 2026. We may earn a commission when you click through.

If you're looking to deepen your application security skills while working with various teams, this could be a fit, but be prepared for a structured corporate environment.

✓ Strong collaboration opportunities across teams. ✓ Focus on a critical area of security. ✓ Chance to work at a leading fintech company.

Senior Application Security Engineer

Brex

Updated 1 hour ago

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Seattle

If you're looking to deepen your application security skills while working with various teams, this could be a fit, but be prepared for a structured corporate environment.

About this role

Brex is a financial technology company that provides credit cards and spend management solutions for businesses.

About the Company

Brex is a financial technology company that focuses on providing innovative financial solutions for businesses.

Key Highlights

✓ Collaborate with multiple security and IT teams.
✓ Focus on identifying and responding to security vulnerabilities.
✓ Work within a leading financial scale organization.

💡 Honest Take: This role is ideal for seasoned security professionals who enjoy a collaborative environment but may feel limited due to the company's focus on finance.

Pros

✓ Strong collaboration opportunities across teams.
✓ Focus on a critical area of security.
✓ Chance to work at a leading fintech company.

Cons

✗ Not remote; requires onsite work in Seattle.
✗ May involve navigating corporate bureaucracy.
✗ Limited salary transparency in the listing.

Best For: It's suited for those who thrive in collaborative settings and are eager to tackle security challenges.

Watch Out: Be aware of the corporate structure that might slow down decision-making and innovation.

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What Customers Say

Employees appreciate the collaborative culture but note the challenges of working within a corporate structure.

Expert Review

The Senior Application Security Engineer position at Brex offers a unique chance to work at the intersection of finance and technology. You’ll be involved in crucial security assessments and strategies, collaborating with various teams including Security Operations and IT Infrastructure. This can be a highly rewarding experience if you enjoy teamwork and complex problem-solving.

In terms of growth, this position is a great opportunity to enhance your skills in identifying and mitigating security vulnerabilities. However, it’s important to note that the role requires onsite presence in Seattle, which could be a drawback for remote workers. The detailed dynamics within a corporate structure may also limit flexibility and speed in implementing security measures.

Salary information isn't provided, so candidates should inquire directly during the hiring process. If you’re looking for a role that combines security expertise with a strong compliance focus, Brex could be the right place for you. For more details, refer to their job listing here.