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 have a strong background in application security and enjoy teamwork, this role at Brex could be a solid fit.

✓ Engage with multiple teams across the company ✓ Opportunity to impact security practices significantly ✓ Work in a growing tech environment

Senior Application Security Engineer

Brex

Updated 7 minutes ago

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Seattle

If you have a strong background in application security and enjoy teamwork, this role at Brex could be a solid fit.

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 focused on empowering businesses with innovative financial solutions.

Key Highlights

✓ Collaborate with various security teams
✓ Focus on identifying and responding to security vulnerabilities
✓ Work within a dynamic financial tech environment
✓ Contribute to the growth of application security practices

💡 Honest Take: This position is best for experienced security engineers who thrive in collaborative settings and can handle complex security challenges.

Pros

✓ Engage with multiple teams across the company
✓ Opportunity to impact security practices significantly
✓ Work in a growing tech environment

Cons

✗ Not remote, requiring on-site presence
✗ May involve high-pressure situations
✗ Limited salary information available

Best For: This position suits individuals who enjoy collaboration and tackling security challenges head-on.

Watch Out: Be prepared for a fast-paced environment that may demand quick decision-making.

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Expert Review

Brex is looking for a Senior Application Security Engineer to join their Seattle team. This position focuses on identifying and responding to security vulnerabilities, requiring deep knowledge in application security. Collaborating closely with Security Operations and IT Infrastructure teams will be crucial to your success.

The role demands a strong understanding of security best practices and an ability to work under pressure. If you're the type who thrives in dynamic environments, this could be a good match. However, expect high expectations and a workload that can be intense, especially during security incidents.

One notable aspect of working at Brex is their emphasis on teamwork across various departments. This collaboration can provide a unique opportunity to shape security protocols and practices that impact the entire organization. Just keep in mind that this is an on-site role, which may not suit everyone.

For those with the right experience, this position offers a chance to be at the forefront of application security in the financial tech space. If you want to stay updated and work on real-world security challenges, Brex might be worth considering. More details can be found on their official job listing page.