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Back End Developer

Job in Fort Belvoir, Fairfax County, Virginia, 22060, USA
Listing for: Cape Fox Corporation
Full Time position
Listed on 2026-07-31
Job specializations:
  • Software Development
    Backend Developer
Salary/Wage Range or Industry Benchmark: 185000 - 220000 USD Yearly USD 185000.00 220000.00 YEAR
Job Description & How to Apply Below

Job Title

Back End Developer

Job Description

Cape Fox subsidiary, Kwaan Tech, LLC, is seeking a highly organized and motivated Back End Developer to join our team in support of a government customer. This role will lead design, implementation, and maintenance of server-side logic, APIs, and system integration for TSSC applications. This position is contingent upon award.

The salary range (or hiring range) for this exempt position has been established at: $185,000 - $220,000
.

The above salary range represents the company’s good faith and reasonable estimate of the range of possible compensation at the time of posting. In addition, we offer a variety of benefits including company holidays, paid time off, health insurance, dental insurance, vision insurance, life and disability insurance, tuition reimbursement, as well as 401K with company match. This job will be posted until filled or withdrawn.

Design, develop, andmaintainserver-side applications and RESTful APIs; build/manage databases andoptimizequeries.

Integrate with Government authentication systems and security frameworks; implement security controls and compliance.

Lead code reviews,maintain documentation, coordinate with front-end and data engineering teams, and mentor junior developers.

Travel Requirements

0 - 10%

Job Requirements

Clearance:
Top Secret with SCI Eligibility and CI Polygraph

Bachelor's in Computer Science, Software Engineering, or related field.

8+ years in back-end development.

Back-end languages (Python, Java, C#, Ruby, or Node.js); SQL (PostgreSQL/MySQL) + No

SQL (MongoDB/Cassandra); API design (REST,GraphQL); cloud (AWS/Azure/GCP) + Docker/Kubernetes; server-side frameworks (Django/Spring/.NET); classified-environment security.

  • Signal-processing/data-analysis knowledge
  • High-performance computing;
  • Microservices;
  • Terraform/Ansible;
Category

Information Technology

Location#J-18808-Ljbffr
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