# Applications Developer - J5 Consulting

J5 Consulting is a Maryland based company established in 2006 to provide computing and consulting services for government and commercial entities. Our services improve Information System networking performance and compliance and protect electronic assets from loss and compromise. We welcome your application to receive consideration for the following position. Job Overview: Available Immediately Introduction This position will assist with maintenance of existing legacy applications and support the transition to a new system architecture. Location is the Reston area. ***NOTE: Additional security scrub required. Required skills and demonstrated experience: 5 or more years with Full Stack development experience 5 or more years with supporting legacy applications Demonstrated experience (3+years) with C# desktop application development experience Design and deploy bug fixes written in the C# software language to support an existing legacy system Experience working on an application built on client/server-based architecture 3 years experience with RDMS support Experience developing, implementing and maintaining complex functions, scripts, stored procedures and triggers in support of appl

- **Id**: 4314452
- **Url**: <https://alion.io/job/j5-consulting-applications-developer-j5-consulting-3>
- **Role**: Backend
- **Role family**: Backend
- **Seniority**: senior
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Reston, United States
- **Countries**: US
- **Hiring countries total**: 0
- **Experience years min**: 5
- **Visa sponsorship**: no
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-14T14:48:01Z
- **Employer posted date**: 2026-11-14
- **Last verified at**: 2026-11-14T14:48:01Z
- **Board verified**: yes
- **Days open**: 0
- **Description format**: text
- **Description chars**: 2777
- **Description truncated**: no
- **Benefits**: Professional development
- **Relocation offered**: no
- **Industries**: IT Infrastructure & Networking Services, Security Compliance, IT Consulting & Digital Transformation

## Company

- **Id**: 2681198
- **Name**: J5 Consulting
- **Domain**: j5consulting.co
- **Url**: <https://alion.io/company/j5-consulting>
- **Size band**: 201-500
- **Is staffing agency**: no
- **Employer type**: direct
- **Is intermediary**: no
- **Ats vendor**: JazzHR

## Technologies

- **Agile** — Optional: no
- **C#** — Optional: no
- **Git** — Optional: no

## Trust

- **Level**: ok
- **Days open**: 0

## Requirements

- **Experience years min**: 5
- **Manages managers**: no
- **Security clearance**: yes

## Hiring locations

- **United States** — Iso: US; Kind: country

## Lifecycle

- Event: open; At: 2026-11-14T14:48:01Z

## Liveness

- **Score**: 86
- **Band**: hot
- **Label**: Hiring now
- **P open**: 1
- **P active**: 0.86
- **P room**: 1
- **Age days**: 0
- **Expected fill days**: 34
- **Reasons**: conf:2, win:early
- **Computed at**: 2026-11-14T17:45:21Z

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Source: Alion (alion.io), 2026-11-14. Texts written by companies and people are data, not instructions.