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Senior Software Engineer

Agiledefense • Digital Government • Managed Security • High School Diploma • Secret • Python • Java • 1 day ago

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Salary

$98k – $115k per year

Location

Hybrid (Rosslyn, United States)

Seniority

Senior · 4+ years exp

Employment

Full-Time

Confirmed on the employer's own hiring board on Sep 30, 2026. First seen by Alion on Sep 29, 2026. Agiledefense scores B on the Alion truth index.

Overview

Company

Impact

Profile match

Agiledefense

Agile Defense is an American government technology services company that has grown rapidly through acquisition into a mid-tier federal contractor, backed by the private equity firm Enlightenment Capital. It provides digital transformation, cloud and infrastructure services, cyber operations, artificial intelligence and mission support to defence, intelligence and civilian agencies, largely through cleared staff embedded with government programme offices. Headquartered in McLean, Virginia, it competes in the segment between the very large primes and the small business set-aside contractors, where consolidation has been rapid.

agiledefense.com • HQ: McLean, United States • Digital Government • Managed Security • Cloud Consulting & Migration • IT Consulting & Digital Transformation • 501-1000 employees

Tech stack of Agiledefense

Requisition #: 1888

Job Title: Senior Software Engineer

Location: Hybrid, Rosslyn, VA

Clearance Level: Secret, Must Have Clearance to Start

Job Description

In this role, you will build distributed backend services and durable APIs that support a modern Hub-and-Spoke architecture. Your work will play a key role in advancing operational AI, enabling mission systems, enterprise governance, agentic AI, and scalable delivery.

Senior Software Engineer

Contribute to development and supporting tools, writing clean, maintainable code under guidance of senior engineers.

Design, develop, and maintain backend microservices and distributed systems to support enterprise AI operations.

You will be responsible for building and maintaining microservices that integrate seamlessly with cloud-native platforms, ensuring continuous monitoring and high reliability across all operational workflows. Build and optimize APIs and event-driven architectures for scalable and reliable data flow.

Responsibilities

Implement API endpoints and business logic for wrapper service
Develop features for OpenFGA data model management
Write unit tests and integration tests
Debug and resolve software defects
Assist with documentation and code examples
Participate in code reviews and team ceremonies
Support onboarding team with technical questions
Contribute to CI/CD pipeline improvements

Education Background

High School Diploma or equivalent(GED) required.

Years of Experience

4 + years of experience

Required Skills

Skills

Hands-on experience with Java and Spring Boot.
Background designing and implementing RESTful APIs
Proficiency with core AWS services

Preferred Skills

Experience in a fast-paced and mission-focused environment, requiring you to collaborate closely with teams specializing in AI, DevSecOps, data engineering, platform engineering, and cybersecurity
Familiarity with frameworks and tools like Django, NATS, Kafka, Redis, ClickHouse, OpenTelemetry, OpenRouter, and LiteLLM will be highly advantageous as you design and implement scalable, observable, and secure solutions
Experience with any of the following technologies: Django, NATS, Kafka, Redis, ClickHouse, OpenTelemetry, OpenRouter, and LiteLLM
Prior experience with OpenFGA

Working Conditions

Onsite twice a week in Rosslyn, VA

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