Front-End Software Engineer

Booz Allen Hamilton; Chantilly (VA); Hybrid; USD 110,000 - 176,000; Full time

Job summary

Booz Allen Hamilton in Chantilly, VA is seeking a Front-End Software Engineer to build accessible, high-performance web applications using React and modern stacks. You will collaborate with UI/UX designers and backend engineers to deliver intuitive, robust tools that meet security requirements and scale across environments.

The ideal candidate brings 5+ years of front-end experience, proficiency in TypeScript, automated testing, and performance optimization.

Qualifications

• 5+ years of software development with front-end stacks.
• Experience with React and TypeScript.
• Experience with automated front-end tests (Jest, RTL, Cypress, Playwright).
• Experience implementing front-end performance optimizations.
• Knowledge of WCAG 508 accessibility standards.
• Experience with Git-based workflows and CI processes.
• BS CS/CE degree or 8+ years of software engineering in lieu of a degree.
• Willingness to obtain TS/SCI clearance with polygraph.

Responsibilities

• Develop front-end applications using React and modern tech stacks.
• Collaborate with UI/UX designers and back-end developers for a seamless product.
• Mentor teammates and participate in code reviews.
• Ensure accessibility, security, and cross-browser compatibility.
• Contribute to CI/CD pipelines and automated testing.

Skills

Front-end development

React

TypeScript

Testing (Jest RTL Cypress Playwright)

Performance optimization

WCAG 508 compliance

Git workflows

Mentoring teammates

Cross-functional collaboration

Education

Bachelor's degree in Computer Science or Computer Engineering

Tools

GitHub Actions

Terraform

AWS

CI/CD tooling

Job description

## Front-End Software EngineerApplylocations: Chantilly, VAtime type: Full timeposted on: Posted Todaytime left to apply: End Date: November 8, 2026 (30+ days left to apply)job requisition id: R0245772Front-End Software Engineer**The Opportunity:**The right interface can make a tool easy to use, encourage early adoption, and save time and resources. We’re looking for you, a web developer who will use equal parts skill and vision to create an experience that delivers functionality and efficiency.Bring your passion for creating an amazing user experience to Booz Allen. We need an experienced front-end developer who will use their passion to guide a development team to learn new tools and techniques, identify and implement system improvements, and mentor teammates. This is an opportunity to resolve problems in mission-critical tools by collaborating with a development team to build web applications and tools with a user-centric design.On our team, you’ll coordinate User Interface (UI) and User Experience (UX) designers and back-end developers to create a seamless user experience using React. Your team will ensure accessibility for all users by developing a front-end that functions across browsers, platforms, and devices while meeting accessibility and security requirements. With mentoring, positive code reviews, and opportunities to learn new tools and skills, we focus on growing as a team to make the best solutions for our customers.Join us. The world can’t wait.**You Have:*** 5+ years of experience in software development with front-end programming languages and web development stacks such as Python, React, Node.js, Next.js, or CSS* Experience with TypeScript for scalable and maintainable front‐end development* Experience writing automated front‐end unit, component, or E2E tests using tools such as Jest, React Testing Library, Cypress, or Playwright* Experience implementing performance optimization techniques such as code-splitting, lazy loading, or Lighthouse-based improvements* Experience with user requirement gathering to inform UI designs* Experience creating solutions to complex problems within a collaborative, cross-functional team* Ability to apply best practices and WCAG 508 compliance beyond basic requirements* Ability to work in Git‐based workflows, including PR reviews, branching strategies, and CI checks* TS/SCI clearance with a polygraph* Bachelor's degree in Computer Science or Computer Engineering and 5+ years of experience in software engineering, or 8+ years of experience in software engineering in lieu of a degree**Nice If You Have:*** Experience with code reviews, system design, and continuous improvement initiatives* Experience with AWS cloud technologies* Experience with infrastructure as code languages such as Terraform* Experience collaborating closely with designers on usability improvements* Experience delivering front‐end applications through cloud-native architectures such as hosting SPAs on S3 or CloudFront and serverless integration with Lambda API Gateway* Experience with modern CSS approaches, including Tailwind CSS, Styled Components, Emotion, or Sass* Experience with CI/CD tools such as GitHub Actions or GitLab CI for automating front‐end build and test pipelines* Knowledge of API Integration* Knowledge of UX heuristics* Ability to work with automated testing tools to perform testing and maintenance**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 $77,600.00 to $176,000.00 (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.