Software Developer, Senior

Booz Allen Hamilton; Quantico (VA); Hybrid; USD 86,800 - 198,000; Full time

Benefits offered by this job

Health, life, and disability benefits

Financial and retirement benefits

Paid leave

Professional development

Tuition assistance

Work-life programs

Dependent care

Job summary

Booz Allen Hamilton is seeking a Senior Full‑Stack Developer to design and develop end‑to‑end solutions in a fast-paced, agile environment. This role involves engineering robust applications using C#, .NET, MVVM, WPF, and SQL, along with optimizing database solutions using PostgreSQL.

Candidates must have experience with Top Secret clearance and hold a bachelor’s degree in a relevant field, with at least 2 years of software engineering experience. The position allows for a hybrid work model, balancing on-site work with remote flexibility.

Qualifications

• Experience developing with C#, .NET, MVVM, WPF or XAML, and SQL in Visual Studio.
• Experience with PostgreSQL.
• Top Secret security clearance.
• Bachelor’s degree in Software Engineering, Computer Science, or related field plus at least 2 years of software engineering or 6 years of development experience.

Responsibilities

• Engineer robust, maintainable applications using C#, .NET, MVVM, WPF or XAML, and SQL in Visual Studio.
• Build and optimize database solutions with PostgreSQL.
• Collaborate cross-functionally with clients to identify system improvements.
• Ensure that developed solutions accommodate present and future functionality.

Skills

C#

.NET

MVVM

WPF

XAML

SQL

PostgreSQL

Top Secret security clearance

Education

Bachelor’s degree in Software Engineering, Computer Science, or related field

Tools

Visual Studio

Job description

Role Overview

Senior Full‑Stack Developer at Booz Allen Hamilton. Design and develop end‑to‑end solutions in a fast, agile environment, turning vision into production‑ready systems while maintaining architecture integrity and future scalability.

Responsibilities

• Engineer robust, maintainable applications using C#, .NET, MVVM, WPF or XAML, and SQL in Visual Studio. • Build and optimize database solutions with PostgreSQL. • Collaborate cross‑functionally with clients to identify system improvements using the latest architectural approaches, tools, and technologies. • Ensure that developed solutions accommodate present and future functionality, operational environment, and enhancements.

Qualifications

• Experience developing with C#, .NET, MVVM, WPF or XAML, and SQL in Visual Studio.
• Experience with PostgreSQL.
• Top Secret security clearance.
• Bachelor’s degree in Software Engineering, Computer Science, or related field plus at least 2 years of software engineering or 6 years of development experience.

Preferred Qualifications

• Knowledge of network transport protocols and frameworks.
• Knowledge of Windows messaging and queuing technologies.
• Excellent verbal and written communication skills.

Clearance Requirements

Applicants will be subject to a security investigation and must meet eligibility requirements for access to classified information; Top Secret clearance is required.

Compensation & Benefits

Salary range: $86,800.00 to $198,000.00 (annualized USD). Total compensation also includes health, life, disability, financial and retirement benefits, paid leave, professional development, tuition assistance, work‑life programs, and dependent care. Full‑time and part‑time employees working at least 20 hours a week are eligible for the full benefit program.

Work Model

• Remote: Occasionally required on‑site at a Booz Allen or customer facility.
• Hybrid: Expected to work from a Booz Allen facility frequently, with possible visits to customer sites.
• Onsite: Primarily performed at a Booz Allen office or customer facility.

EEO Statement

All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran, or any other status protected by applicable federal, state, local, or international law.