Senior Application Security Engineer

🕒 June 12

🇺🇸 United States – Remote

💵 $192k - $240k / year

⏰ Full Time

🟠 Senior

💻 Application Engineer

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

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Brex

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 2017

💳 Fintech

💸 Finance

🏢 Enterprise

💰 Series D on 2022-05

Fintech • Finance • Enterprise

Brex is a financial technology company that offers modern solutions for managing expenses, banking, and finances in over 120 countries. Unlike traditional banks, Brex provides a platform with services such as corporate cards, AI-powered expense management, travel booking, bill payment, and banking and treasury services. It aims to help startups and larger enterprises control spending, automate busywork, and maximize financial resources through its innovative financial stack. With a focus on AI and automation, Brex enables companies to save time, ensure compliance, and enhance efficiency in financial operations. It provides financial products like business accounts yielding 4. 22%, and solutions tailored to various business sizes, helping finance teams maximize impact and adapt to growth stages.

📋 Description

• Identifying vulnerabilities, demonstrating business impact, and articulating the risk of specific vulnerabilities to drive prioritization efforts • Perform penetration testing and design reviews, looking for vulnerabilities and insecure designs, work with engineering and product to design secure product features • Maintain and build internal tools to automate security efforts, perform SAST and DAST testing of the Brex platform, and support secure development practices • Build and contribute to a culture of collaborative security excellence through technical leadership, learning sessions, and mentorship within the team and wider organization

🎯 Requirements

• 5+ years work experience in an Application Security or related role • Ability to find vulnerabilities in complex systems, demonstrating business impact through custom attack chains • Experience with a wide range of secure development activities including— threat modeling, developer education, and incident response • Knowledge of Python, scripting languages, and AI/agentic workflows to automate tasks, build tools and improve productivity • Collaborative mindset paired with strong written and verbal communication skills