5498 Senior Php Developer jobs in Herndon,VA

Backend Developer, Data Platform

Vantor

Reston, VA 20190

To be eligible for this position, you must be a U.S. Citizen.
This position requires an active U.S. Government Security Clearance at the TS/SCI level with CI Polygraph.
_Export Control/ITAR:_ Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).
Current/active TS/SCI with a current CI polygraph or be willing and able to obtain a CI polygraph.
5+ years of professional software engineering experience, with strong backend development skills
Strong proficiency in Python
Experience building backend systems, APIs, or distributed services in production environments
PostgreSQL and Elasticsearch proficiency
Familiarity with AWS, especially S3, RDS, and other data centric services
Bachelor's degree in a related field, e.g. Computer Science, Systems Engineering or equivalent experience
Understanding of software engineering fundamentals including testing, version control, CI/CD, and system design

ManTech

Herndon, VA 20170

In-Q-Tel

Mc Lean, VA 22102

L3Harris Technologies

Springfield, VA 22151

Bachelor's Degree and minimum 6 years of prior relevant experience. Graduate Degree and a minimum of 4 years prior related experience. In lieu of a degree, minimum of 10 years of prior related experience.
Active Top Secret/SCI with CI Polygraph
5+ years of software integration and test experience with a focus on user acceptance testing (UAT).
Experience developing and executing manual and automated software tests.
Experience using industry-accepted test automation tools, such as Test Complete or Selenium.
Experience using industry-accepted requirements repository and defect tracking tools (ex. Backlog, Bugzilla, Jira, etc.)