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Senior Software Engineer

ECS

Salary not specified
Nov 14, 2025
St. Louis, MO, US
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ECS is seeking to support the National Geospatial-Intelligence Agency's (NGA) Software Aqua Badge Engineering Resources and modernize and sustain GEOINT applications through secure, agile software delivery

Requirements

  • Demonstrated expertise in Agile development and DevSecOps environments
  • Strong hands-on skills with Python, Java, and JavaScript frameworks (React, Vue, Angular)
  • Experience integrating CI/CD pipelines and automated testing frameworks
  • Understanding of cybersecurity principles and secure software development standards
  • Ability to write, review, and maintain technical documentation and software requirements
  • HTML, CSS, JavaScript
  • React, Angular, Python, and Java

Responsibilities

  • Design, develop, and enhance software applications in support of GEOINT mission capabilities
  • Execute front-end and server-side development using HTML, CSS, JavaScript, React, Angular, Python, and Java
  • Implement APIs and microservices that integrate across classified and hybrid cloud environments
  • Apply Test-Driven Development (TDD) and continuous integration practices to deliver high-quality software
  • Support DevCorps automation for security compliance and ATO testing
  • Collaborate with cross-functional teams to deploy software in staging and production environments
  • Maintain accurate project documentation and participate in Agile ceremonies (Sprint Planning, Backlog Grooming, Retrospectives)

Other

  • Active TS/SCI clearance
  • Bachelor's degree in Computer Science, Engineering, Information Systems, or related discipline and 10+ years of software development experience (13+ preferred)
  • Ability to collaborate with cross-functional teams
  • Ability to participate in Agile ceremonies
  • Ability to maintain accurate project documentation