Sr. Security Engineer
Fastspring · Remote (US)
About this role
**Sr. Security Engineer** **About FastSpring** FastSpring is how AI, SaaS, gaming, software, and digital product companies sell online in more places around the world. We handle all payment needs from checkout to taxes so you can go farther faster. Founded in 2005, we are a privately owned company headquartered in Santa Barbara with offices in Amsterdam, Austin, Belfast, Dublin, Halifax, and Singapore. --- **Position Overview** We’re seeking a **Sr. Security Engineer** to join our **Agentic Experience** group, reporting to the **Principal Engineer, Agentic Development**. In this role, you’ll strengthen the security posture of our core payments platform while helping shape security practices for AI-assisted software development. You’ll work closely with the Agentic Experience team and our **CISO**, with visibility to executive leadership. This is a hands-on engineering role with broad scope: **application security**, **cloud infrastructure security**, and **security review of AI/agentic development tooling**. --- **Responsibilities & Goals** - Identify, prioritize, and remediate vulnerabilities across our **Java-based platform** and **AWS infrastructure** - Drive infrastructure security improvements, including **IAM policy refinement**, **instance metadata protections**, and **network egress controls** - Conduct security reviews of **AI-assisted development pipelines**, **tool integrations**, and **agent-accessible services** - Develop and maintain secure development standards, patterns, and guardrails for engineering teams - Partner with the fractional CISO on **risk assessment**, **remediation planning**, and **compliance initiatives** (including **PCI DSS**) - Contribute to **incident response readiness** and **security monitoring** improvements - Communicate security priorities and progress clearly to technical and executive stakeholders --- **Experience & Qualifications** - **7+ years** of hands-on security engineering experience (application security, cloud security, or infrastructure security) - Strong experience with **AWS security services and primitives** (IAM, VPC networking, secrets management) - Experience securing large production codebases; **JVM ecosystem** experience preferred - Familiarity with modern **AI-assisted development tools** and interest in their security implications - Strong prioritization and communication skills; ability to advocate for security investments with stakeholders - Experience in **payments/fintech** or other regulated environments is a plus - Relevant certifications (e.g., **CISSP, OSCP, AWS Security Specialty**) are a plus but not required --- **Nice to Have** - Security certifications (e.g., AWS Security Specialty, CISSP, OSCP, GIAC) - Experience securing payments, ecommerce, or subscription/billing platforms - Experience with secure SDLC practices and integrating security tooling (**SAST/DAST/SCA**) into CI/CD - Familiarity with global, multi-currency, or tax-calculation systems and their data-sensitivity considerations --- **Estimated Base Pay Range** **$155,000 — $187,000 USD** --- **About the Company (EEO/AA)** FastSpring is an **EQUAL EMPLOYMENT OPPORTUNITY/AFFIRMATIVE ACTION** employer. Candidates are considered without regard to race, color, religion, national origin, age, sex, gender, pregnancy, disability, sexual orientation, gender identity, genetic information, military status, veteran status, or other protected classifications under applicable law. **AI Transparenc
Listing freshness
CronJobs last confirmed this listing 15h ago. If its source stops confirming the opening for seven days, this page is removed from active inventory.