Sr Software Engineer – Java & APIs (Night Shift)

System One • Reston, VA • Posted June 27, 2026

About the Role

Job Title: Java Developer - Night Shift

Location: Reston, VA

Type: Contract to Hire

Compensation: $79/HR

Work Model: Hybrid – onsite and remote


Overview
Important Requirements (Please Read Before Applying)

+ Night shift role (final schedule assigned after onboarding)

+ Rotating weekend coverage required

+ Onsite interview required

+ 2 to 3 weeks onsite training required


This is a hands on engineering plus production support role supporting high visibility, mission critical systems.
About the Role
We are looking for a Senior Software Engineer with strong Java, API, and production support experience to build, maintain, and support enterprise scale applications used by tens of thousands of users.

This role is ideal for engineers who:


+ Thrive in high impact, fast response environments

+ Enjoy solving complex production issues

+ Can balance ...