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API Java/Developer, JR

CGI

$89,600 - $176,300
Dec 4, 2025
Arlington County, VA, US
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CGI Federal is looking to advance the national security mission through cutting edge technology by developing state-of-the-art capabilities, and is seeking an API/Java/Python Developer to design, develop, and maintain software applications and APIs.

Requirements

  • Proficiency in Java and/or Python programming languages and associated frameworks (e.g., Spring Boot, Flask, Django).
  • Strong understanding of API architectural styles (e.g., REST, GraphQL, SOAP) and experience with API development tools (e.g., Postman, Swagger UI).
  • Familiarity with database systems (SQL and/or NoSQL).
  • Experience with version control systems like Git.
  • Knowledge of software development methodologies (e.g., Agile, Scrum).
  • Experience with cloud platforms (e.g., AWS, Azure, GCP).
  • Familiarity with containerization technologies (e.g., Docker, Kubernetes).

Responsibilities

  • Design, develop, test, and deploy robust and scalable applications and APIs using Java and Python. This includes writing clean, efficient, and well-documented code.
  • Design and implement RESTful APIs and microservices, ensuring secure and efficient communication between different systems and applications. This also involves integrating third-party APIs and services.
  • Work with various database systems (e.g., SQL and NoSQL databases like PostgreSQL, MongoDB, MySQL) for data storage and retrieval.
  • Collaborate with cross-functional teams, including frontend developers, product managers, and QA teams, to define requirements, integrate components, and ensure seamless functionality.
  • Optimize code and system performance, troubleshoot issues, and ensure adherence to security best practices in data handling and API authentication.
  • If applicable, implement and integrate cloud services and APIs (e.g., AWS, Azure) for cloud-native solutions and deployments.
  • Provide ongoing support, maintenance, and enhancements for existing applications and APIs.

Other

  • Bachelor's degree in Computer Science, Software Science, Information Technology, or a closely related field and/or 0 to 3 years of experience
  • US Citizen with the ability to obtain and maintain TS/SCI with CI Poly clearance
  • Must live within a 50-mile radius of DMV/NCR
  • Problem-solving skills and the ability to work independently and collaboratively
  • Ability to pass a background investigation