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Modern Treasury

Software Engineer - Security

Modern Treasury
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1 day ago
Remote, Worldwide +2 moreSenior / Staff+
H1B Sponsor

Base Salary

$170k - $240k/yr

Responsibilities

  • Lead application security across the payment platform, including secure code review and threat modeling.
  • Own product security for new payment rails and compliance features.
  • Design and implement DevSecOps tooling and automation to enhance security posture.
  • Partner with engineering teams to integrate security into the development lifecycle.
  • Drive security architecture decisions for APIs and data protection controls.
  • Build monitoring capabilities for application-layer threats and fraud patterns.
  • Design infrastructure monitoring and remediation practices.
  • Collaborate with Compliance and Legal to meet regulatory requirements.
  • Influence technical strategy on security and risk management.

Requirements

  • 6+ years in security engineering, with 3+ years focused on application and product security.
  • Strong experience in full-stack application security, authentication systems, and identity management.
  • Experience with infrastructure automation related to security, including AWS and CI/CD pipelines.
  • Knowledge of fraud detection and prevention in payment products.
  • Familiarity with secure SDLC practices and developer security tooling.
  • Experience with incident response and security monitoring.
  • Knowledge of application security for Ruby on Rails, GraphQL, and containerized environments.
  • Payments engineering experience, particularly in fraud prevention.

Tech Stack

AWSBuildkiteDockerGraphQLJavaScriptPostgreSQLReactRuby on RailsTailwind CSS