Software Engineer

Job overview

The Software Engineer role is full-time and onsite in Chantilly, VA, during core hours. Compensation is $130,000–$260,000 per year. Ardent Principles delivers software engineering, data, AI, cybersecurity, and IT program-management capabilities for mission-focused work. The engineer designs, develops, and deploys secure software capabilities involving cloud engineering, scalable search, and large language model workflows. The role contributes to customer and system requirements, interfaces, web applications, APIs, search systems, and data pipelines supporting retrieval workflows.

What you'll do

• Work in a Lean Agile environment
• build or integrate LLM-based solutions, including retrieval-augmented generation and semantic search
• translate requirements into designs
• develop React single-page applications and RESTful APIs
• troubleshoot web technologies
• use testing and DevOps tools
• work with Elasticsearch
• and design or implement data pipelines for search and retrieval workflows.

What we're looking for

Skills & competencies

software engineer

chantilly va

ardent principles

onsite

ts/sci

full scope polygraph

cloud engineering

react

node.js

elasticsearch

llm workflows

$130k–$260k

Work arrangement

• Weekend coverage required

Benefits & perks

• Paid time off, dedicated training budget, 100% employer-covered family health, dental, and vision insurance, employer-covered life and disability insurance, 401(k) with 6% employer match, 11 paid government holidays, and spot bonuses.

Why this role

The posting requires an active TS/SCI clearance with Full Scope Polygraph. Benefits include paid time off, a training budget, employer-covered family health, dental, and vision insurance, employer-covered life and disability insurance, a 401(k) with 6% employer match, 11 paid government holidays, and spot bonuses.

About the employer

Ardent Principles, Inc. is hiring for this role. Industry: Computer Systems Design Services. Sector: 54.