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Associate Software Developer

Constellation IncUnited States🇺🇸United StatesPosted 21 Jul 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

Job description: Associate Software Developer

Constellation is seeking an Associate Software Developer who is comfortable across the stack, specifically building modern user interfaces in React and supporting robust backend services in Java/Spring Boot (or similar frameworks). You will work on mission-critical applications that integrate data collection, operational reporting, and intelligent automation to support national security objectives. This position involves close collaboration with analysts, engineers, and stakeholders to deliver mission-driven capabilities across multiple workstreams.

Job Responsibilities:

  • Building and maintaining responsive web applications using React, integrating them with backend services and APIs.
  • Supporting the development of backend logic and data services using Java/Spring or equivalent frameworks.
  • Collaborating with analysts and stakeholders to translate complex data requirements into intuitive, high-performance user interfaces.
  • Participating in sprint planning, code reviews, and technical design sessions within a tight-knit engineering team.
  • Writing unit tests and participating in CI/CD workflows to ensure the reliability of production code.

The ideal candidate must have the following credentials:

  • 2 - 5 years of professional experience in software development, with a proven ability to work in frontend frameworks like React and backend ecosystems such as Java/Spring, C#/.NET, or similar enterprise-grade languages
  • Strong experience developing front-end applications using HTML, TypeScript, and CSS with a focus on responsive design and modern UI/UX
  • Strong understanding of RESTful APIs, React component design and common component libraries, and secure web development practices
  • Proficiency in writing unit tests using frameworks such as Jest
  • Experience working in a collaborative code environment and familiarity with Git, CI/CD pipelines, and modern development workflows
  • Bachelor’s degree in Computer Science, Software Engineering, or a related field
  • U.S. citizen able to pass a background investigation by the client agency. DHS clearance with CBP/ICE or DoD Top-Secret preferred

Skills

Spring
Spring Boot
C#
CSS
Git
HTML
Java
Jest
React
TypeScript

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