Software Engineer, Senior

Booz Allen Hamilton

Fort Meade, MD · Laurel, MDFull-time$86,900–$198,000Posted Oct 29, 2026

About the role

Software Engineer, Senior

The Opportunity:

As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you’re looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We’re looking for an experienced developer like you with the expertise needed to build software and systems from vision to production ready.

This role is more than just coding. As a lead full stack developer at Booz Allen, you’ll oversee a team as they learn 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.

Work with us as we shape systems for the better.

Join us. The world can’t wait.

You Have:

Experience building user interfaces with modern UI libraries, such as React or Next.JS

Experience with basic computer administration, including software installation, system configuration, and networking

Experience with Git and automated pipeline builds, such as Jenkins or GitLab CI/CD

Knowledge of modern middleware frameworks, such as Express, Flask, Spring, or FastAPI

Ability to maintain quality as user base grows

TS/SCI clearance with a polygraph

HS diploma or GED and 16+ years of experience with software engineering, or Bachelor's degree and 12+ years of experience with software engineering, or Master's degree and 10+ years of experience with software engineering

Nice If You Have:

Experience integrating software with a Large Language Model (LLM)

Experience with retrieval-augmented generation (RAG)

Experience developing production-grade software with Python

Experience with service containerization and deployment using Docker and Kubernetes or Swarm

Experience building prototypes, including frequent iterations and user feedback

Experience working with CNO, USCC, CNMF, or Cybersecurity

Experience with Elasticsearch, Kibana, Grafana, Redis, Kafka, Nginx, AWS, or HAProxy

Experience integrating open-source models and technologies

Knowledge of observability tools, such as Elastic, APM, or Grafana

Possession of excellent communication skills

Clearance:

Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required.

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 $86,900.00 to $198,000.00 (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. 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 or customer facility, in alignment with your leadership's expectations and the needs of the role.

Onsite: If this position is listed as onsite, work will primarily be performed full-time at a 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.

Responsibilities

  • Develop full-stack software from initial vision through production readiness.
  • Lead and mentor a team of developers on tools, techniques, and system improvements.
  • Help clients solve challenging problems using modern architectures, tools, and technologies.
  • Ensure solutions fit the current architecture and operating environment while supporting future enhancements.

Qualifications

  • Experience building user interfaces with modern libraries such as React or Next.js.
  • Experience with software installation, system configuration, and networking.
  • Experience with Git and automated build pipelines such as Jenkins or GitLab CI/CD.
  • Knowledge of middleware frameworks such as Express, Flask, Spring, or FastAPI.
  • Ability to maintain software quality as the user base grows.
  • Active TS/SCI clearance with polygraph.
  • HS diploma or GED with 16+ years, bachelor's degree with 12+ years, or master's degree with 10+ years of software engineering experience.
  • Preferred: experience with LLM integration, RAG, production Python, Docker, Kubernetes or Swarm, and prototyping.

Benefits

  • Health, life, disability, financial, and retirement benefits.
  • Paid leave, professional development, and tuition assistance.
  • Work-life programs and dependent care.
  • Recognition awards for exceptional performance and demonstration of company values.

Skills mentioned

ReactNext.jsPythonGitCI/CDFastAPIDockerKubernetesLarge Language ModelsRetrieval-Augmented Generation

About Booz Allen Hamilton

Whether at the border, up in space, or on the battlefield, we build the advanced technology that makes America stronger, faster, and safer. It’s who we are and what we do. It’s in our code.

Software Development10,001+ employeesMcLean, VA

H-1B sponsorship history

Historical employer filing data was found for Booz Allen Hamilton. The employer record includes 146 historical certified applications. This is employer-level history, not a guarantee that this role currently offers sponsorship.