Role: Full-Stack Software Engineer IV (MuleSoft, API architecture, .NET, and cybersecurity)
Location: Remote
Duration: 6-month contract

Our client is seeking a Senior/Level 4 Software Engineer with strong MuleSoft, API architecture, .NET, and cybersecurity experience. This engineer will support API standardization across multiple teams and applications, with a primary focus on bringing APIs into compliance with established security standards.
Responsibilities

  • Support API security standardization across approximately 12 teams.
  • Configure and implement MuleSoft proxies.
  • Bring APIs into compliance with established cybersecurity standards.
  • Address authorization and API security gaps.
  • Review existing API configurations and implement required security updates.
  • Follow documented API security standards and procedures.
  • Document changes and remediation activities.
  • Work directly with application teams and participate in daily standups.
  • Own assigned API security projects through completion before transitioning to the next team/application.


Required / Key Skills

  • Seven (7) years of experience
  • Strong software engineering/development background.
  • MuleSoft experience - required.
  • Strong API architecture and development experience.
  • Hands-on experience setting up MuleSoft proxies.
  • Experience with REST APIs.
  • Understanding of OAuth 2.0, OpenID Connect, and JWT validation.
  • Experience with API security, authorization, and secure development practices.
  • Vulnerability remediation/security compliance experience.
  • Ability to understand and implement established API security standards.
  • GitHub, GitHub Actions, Jira, and CI/CD experience.

Preferred Skills

  • .NET experience.
  • Angular and/or React experience.
  • Experience with OWASP API Security and CIS Benchmarks.
  • Banking/financial services experience.
  • Experience in another highly regulated or security-conscious industry.
  • Experience with origination or servicing platforms.
  • Payment APIs, payment processing, or financial transaction integration experience.
  • Vault experience.
  • AWS exposure.
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