Senior Fullstack Software Engineer Jobs in McLean, VA

Full Stack Software Engineer, Mid

The Opportunity:

We are seeking a Full-Stack Software Engineer to support the development of technical solutions for our wargaming and modeling and simulations team. This role is ideal for an engineer who enjoys building software, learning new technologies, and working independently within a small technical team.

The software engineer will contribute across the application stack, including user interfaces, back-end services, and data integration, testing, and deployment. You’ll work with users and technical team members to understand requirements and build practical software solutions. You’ll develop and maintain web applications across front-end and back-end components, build back-end services, APIs, and application logic using Python, develop user interfaces using modern front-end frameworks and languages, and integrate applications with databases, APIs, geospatial data, and other data sources. You’ll write, test, debug, and maintain reliable software, and perform other responsibilities, including using Git and collaborative software development workflows, researching unfamiliar technical problems and evaluating new tools and approaches, and contributing to application deployment, automation, and technical documentation.

This role is more than just coding. As a full-stack developer at Booz Allen, you’ll use your passion to master new tools and techniques and identify needed system improvements. You’ll help clients overcome their most difficult challenges using the latest architectural approaches, tools, and technologies. You’ll make sure the solution developed by the team considers the current architecture and operating environment, as well as future functionality and enhancements.

Join us. The world can’t wait.

You Have:

• 3+ years of experience with full-stack software development, including designing, developing, modifying, and implementing custom software applications
• 2+ years of experience with common web development frameworks such as React, JavaScript, Python, NodeJS, SQL, Middleware, Application or Data Integration, API Development, or Core Application Systems
• Experience with object-oriented programming, software testing, and dependency or package management
• Experience working with non-relational and relational database development, including PostgreSQL
• Experience with Git and source control
• Experience building CI/CD pipelines using GitHub, GitLab, or Jenkins
• Experience with application containerization using Docker or Podman
• Ability to independently research technical problems
• Ability to obtain a Top Secret clearance
• Bachelor’s degree in CS, Software Engineering, or a STEM field

Nice If You Have:

• Experience with geospatial visualization frameworks such as Cesium JS, ArcGIS, Leaflet, or Mapbox or Maplibre GL
• Experience with AWS deployments, including ECS or EC2
• Experience with system design, including scalability and reliability
• Experience with API development and OAuth
• Experience working with DoW problem sets, including modeling and simulation, systems engineering, operations analysis, and wargaming
• Ability to simplify complex concepts and distill information into coherent and compelling narratives, making it accessible to a broad audience
• Top Secret clearance

Clearance:

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information.


Skills Assessment
As part of Booz Allen’s skills first hiring process, candidates must complete the required skills assessment to ensure they meet the Basic Qualifications for this role. Candidates must complete the assessment and meet the minimum proficiency threshold to continue in the hiring process.


Compensation

At Booz Allen, we celebrate your contributions, provide you with opportunities and choices, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, work-life programs, and dependent care. Our recognition awards program acknowledges employees for exceptional performance and superior demonstration of our values. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in Booz Allen’s benefit programs. Individuals that do not meet the threshold are only eligible for select offerings, not inclusive of health benefits. We encourage you to learn more about our total benefits by visiting the Resource page on our Careers site and reviewing Our Employee Benefits page.

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $69,400.00 to $158,000.00 (annualized USD). The estimate displayed represents the typical salary range for this position and is just one component of Booz Allen’s total compensation package for employees. This posting will close within 90 days from the Posting Date.

Identity Statement

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during interviews and assessments. We reserve the right to take your picture to verify your identity and prevent fraud.

Candidate AI Usage Policy

AI is a part of our daily work at Booz Allen, and we are committed to the responsible and ethical use of AI tools. However, we want to ensure a fair candidate process based on your own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) or other tools to assist with responses during interviews (whether in-person or virtual) is prohibited unless permission is explicitly provided.

Work Model
Our people-first culture prioritizes the benefits of collaboration, whether it occurs in person or virtually. To support engagement and effective communication, employees working virtually are generally expected to have their cameras on during meetings.

• Remote: If this position is listed as remote, there may still be occasions when you are required to work in person at a Booz Allen or customer facility.

• Hybrid: If this position is listed as hybrid, you will be expected to work from a Booz Allen facility frequently, in alignment with leadership expectations and the needs of the role. You may also be required to work from or visit a customer facility.

• Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

Commitment to Non-Discrimination

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.