Senior Java Developer — Hybrid Federal Program

Sienna Systems

Falls Church, Northern (VA, KY)

Hybrid

USD 125,000 - 135,000

Full time

11 days ago
Application generator

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Benefits offered by this job

401(k) matching
Paid time off
Federal holidays
Hybrid schedule

Job summary

Sienna Systems Corporation invites a Java Developer to join a collaborative software team supporting the DHS CBP TASPO/TASPD program. This hybrid role is based in Northern Virginia, with design, development, testing, and support of Java applications and services across the lifecycle.

You will influence architectural decisions, contribute to code quality, and work with cross-functional teams including QA, product, and DevOps.

Qualifications

  • U.S. citizenship and ability to obtain DHS/CBP background clearance.
  • 4+ years of Java development with a Bachelor's degree, or 7 years without a degree.
  • Strong knowledge of Java tooling and design patterns.
  • Proficiency with SQL and relational databases.
  • Experience with Git, pull requests, branching strategies, and code reviews.
  • Experience with testing frameworks and maintaining tests.
  • Experience with build pipelines and dependency management.
  • Ability to diagnose issues with debugging, logging, and performance analysis.
  • Ability to work independently and contribute to technical decisions.

Responsibilities

  • Design, develop, test, and maintain Java applications and services.
  • Develop and maintain RESTful APIs and system integrations.
  • Translate requirements into reliable, maintainable software.
  • Participate in code reviews and architectural discussions.
  • Write unit and integration tests; maintain automated testing.
  • Troubleshoot defects, performance issues, and production problems.
  • Work with SQL databases to develop data-access components.
  • Participate in Agile/Scrum ceremonies and collaboration across teams.
  • Contribute to continuous improvement of code quality and processes.

Skills

Java development
SQL & relational DBs
Git & PR workflows
Debugging & performance
Agile/Scrum

Education

Bachelor's degree

Tools

Git
CI/CD pipelines
SQL tooling

Job description

Sienna Systems Corporation invites a Java Developer to join a collaborative software team supporting the DHS CBP TASPO/TASPD program. This hybrid role is based in Northern Virginia, with design, development, testing, and support of Java applications and services across the lifecycle.

You will influence architectural decisions, contribute to code quality, and work with cross-functional teams including QA, product, and DevOps.

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