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 18, 2026. We may earn a commission when you click through.

If you're looking to make a significant impact in security at a tech-forward company, this position at Brex is worth considering.

✓ Strong emphasis on teamwork across departments. ✓ Opportunities to tackle real security challenges. ✓ Competitive salary and benefits.

Senior Application Security Engineer

Brex

Updated 36 minutes ago

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Seattle

If you're looking to make a significant impact in security at a tech-forward company, this position at Brex is worth considering.

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 specializing in providing credit and financial management solutions for businesses.

Key Highlights

✓ Collaborate with cross-functional teams in security and IT.
✓ Focus on identifying and addressing security vulnerabilities.
✓ Work within the Financial Scale organization.

💡 Honest Take: This role is ideal for those with a strong background in application security and a desire to work in a collaborative environment.

Pros

✓ Strong emphasis on teamwork across departments.
✓ Opportunities to tackle real security challenges.
✓ Competitive salary and benefits.

Cons

✗ Requires extensive experience in application security.
✗ Not a remote work opportunity.
✗ High expectations for performance and deliverables.

Best For: This position is for experienced application security engineers looking to contribute to a growing financial tech company.

Watch Out: Be prepared for a demanding workload and the need to stay updated with the latest security trends.

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Expert Review

Brex's Senior Application Security Engineer role requires a solid foundation in security best practices. The emphasis on collaboration with various teams means you won't be isolated in your work. Expect to engage with Security Operations and IT Infrastructure regularly, making it pivotal to have strong communication skills.

This position focuses on identifying and mitigating security vulnerabilities, which is crucial in today's tech environment. Brex's commitment to financial security means you’ll be at the forefront of safeguarding sensitive data. However, the workload can be intense, as the company has high expectations for its engineers.

While the role offers opportunities to impact security protocols significantly, it's essential to note that remote work is not an option. This could be a dealbreaker for those seeking flexibility. According to Brex's official listing, the position is located in Seattle, so relocating may be necessary if you're currently outside the area.

Overall, if you're ready to tackle meaningful security challenges and work in a collaborative environment, this role could be a great fit. But be aware of the demands and the need for extensive experience in application security.