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Leidos

Principal AI Software Developer

Leidos

. Design, develop, and maintain microservices-based applications using modern software engineering best practices .

Posted 9/25/2026full-timeUnited StatesLead💰 $131,300 - $237,350 per yearWebsite

Tech Stack

Tools & technologies
AWSAzureCloudDockerGoogle Cloud PlatformJavaKafkaKubernetesLinuxMicroservicesNoSQLPythonC++

About the role

Key responsibilities & impact
  • Design, develop, and maintain microservices-based applications using modern software engineering best practices
  • Collaborate with product owners, architects, and engineers in an Agile/SAFe environment
  • Participate in sprint planning, daily standups, reviews, and retrospectives
  • Collaborate with systems engineering and program teams to translate requirements into working software solutions
  • Develop clean, maintainable, and testable code following CI/CD and DevSecOps practices
  • Contribute to system design discussions and technical decision-making
  • Integrate services with databases, messaging systems, and external APIs
  • Support troubleshooting, performance tuning, and continuous improvement
  • Work closely with QA, DevOps, and platform teams to ensure reliable delivery
  • Implement modern automated testing strategies, including unit, integration, contract, and end-to-end testing
  • Use AI-assisted development tools to accelerate coding, refactoring, debugging, and test creation
  • Develop and modernize real-time, safety-critical systems supporting national air traffic operations

Requirements

What you’ll need
  • Bachelor’s degree in Computer Science, Engineering, or a related technical field (or equivalent experience)
  • 12+ years of relevant experience or a Master's Degree and 10+ years of relevant experience
  • Hands-on experience building and supporting microservices-based systems
  • Proficiency in at least one modern programming language (e.g., Java, Python, C++, or similar on a Linux-based system)
  • Experience or exposure to AI/ML-enabled systems (Claude-Code), automation, or intelligent platforms
  • Experience working in Agile environments
  • Understanding of APIs and distributed system concepts
  • Ability to obtain and maintain a Public Trust
  • U.S. citizenship required
  • Successful completion of background investigations as required by the government customer
  • Experience with Git-based version control and CI/CD pipelines
  • Familiarity with Scaled Agile Framework (SAFe)
  • Experience working with relational and/or NoSQL databases
  • Hands-on experience with Kafka or other event-streaming technologies
  • Cloud experience (AWS, Azure, or GCP)
  • Containerization and orchestration experience (Docker, Kubernetes)
  • Experience working in DevSecOps environments
  • Experience with test automation frameworks and integration of automated test suites into CI/CD pipelines
  • Commutable distance to Gaithersburg, MD or Egg Harbor Township, NJ is desired but not required