Full Stack Developer - TS/SCI with Polygraph Required

Full Stack Developer - TS/SCI with Polygraph Required

Job Locations US-DC-Washington Job ID 2026-13720 # of Openings 1 Category Information Technology Benefit Type Salaried High Fringe/Full-Time

Overview

LMI is currently seeking a qualified Full Stack Developer in support of our Defense Intelligence client in Washington, D.C. The ideal candidate will bring experience in multiple development technologies and methodologies as well as strong process transformation skills to enhance the team's capabilities. Relevant experience for this role may include any or all the following: software development, cloud engineering, management consulting, implementing software code, and debugging technical issues. Ability to research, test, build, and coordinate integration per government requirements.

LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.

Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors-helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value.

This position requires you to be on site 5 days a week at Joint Base Anacostia-Bolling (JBAB).

This position requires an active TS/SCI clearance; TS/SCI with polygraph preferred.

Responsibilities

We are looking for a flexible software developer that has experience delivering web solutions for the federal government, is comfortable developing in multiple languages, experienced on both front and backend, microservices, and API development.
• Ability to work with the government lead to develop solutions, interface designs, and architecture of websites.
• This role requires you to be familiar with Agile development methodologies.
• We prefer candidates that are unafraid to tackle new technologies and stretch their competencies to areas of development that they may not have encountered before.
• Responsible for updating and creating customized web applications that may include Tableau Dashboards. You will be implementing software code and debugging technical issues.
• Ability to research, test, build, and coordinate integration per government requirements. Work with government lead to develop site concept.

Qualifications

• Bachelor's degree in a related discipline (Or associates with 8+ years experience)
• This position requires an activeTS/SCI security clearance with polygraph. Applicants withTS/SCI who are eligible for polygraph are encouraged to apply and will be sponsored for upgrade.
• 5+ years of software development experience
• Experience in frontend and/or backend web application development.
  • backend: professional experience with at least one back end language to include C#, Java, Python, Go
  • frontend: professional experience with javascript/typescript, using API's, design, CSS, HTML, React
• Strong SQL skills, or ORMs
• Self-motivated, able to take loose requirements and turn into solutions
• Willingness to reach out for guidance as well as offer alternative solutions
• Experience using version control with Gitlab or GitHub
• Comfortable interacting with developers and non-developers to solve technical challenges and requirements
• Comfortable troubleshooting existing applications as well as creating new applications or features
• Clear and frequent communication
• Proficient in relational and non-relational databases, Including Oracle, SQL Server, MySQL, Dynamo, Postgres, and MongoDB, etc. to include schema design, data definition, and advanced queries.

Preferred

• Full stack experience
• Comfortable using a variety of tech stacks i.e. .net/C#/Windows/SQL Server and Linux/Python/Postgres
• Security +
• Modern frontend development for example React/Vue/Solid/Angular
• Data analytics and data visualization
• UI design
• Atlassian suite of tools
• Familiar with IA processes and accreditation
• Meet DOD 8570 certification requirements (Security+) willing to get if not have already.
• UI Path would be nice

Target salary range: $165,000 - $185,000

Disclaimer:

The salary range displayed represents the typical salary range for this position and is not a guarantee of compensation. Individual salaries are determined by various factors including, but not limited to location, internal equity, business considerations, client contract requirements, and candidate qualifications, such as education, experience, skills, and security clearances.

#LI-SH1

Applicants must meet eligibility requirements for a U.S. Government security clearance. Only US Citizens are eligible for a security clearance. For this position, LMI will only consider applicants with security clearances or applicants who are eligible for security clearances, due to the nature of the work.

LMI is an Equal Opportunity Employer. LMI is committed to the fair treatment of all and to our policy of providing applicants and employees with equal employment opportunities. LMI recruits, hires, trains, and promotes people without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, pregnancy, disability, age, protected veteran status, citizenship status, genetic information, or any other characteristic protected by applicable federal, state, or local law. If you are a person with a disability needing assistance with the application process, please contact View email address on click.appcast.io
Colorado Residents: In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

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