Software developer jobs in Oakton, VA and nearby

Software developer jobs within 25 miles of Oakton, VA. Nearby towns and cities are included. Distances are straight-line, not driving distances.

Counted Oct 29, 2026

Hiring at a glance

View jobs

Open jobs: 525
Employers: 202

Advertised starting pay

Average starting payUSD / year: $117,924Across 70 listings

Employer-advertised starting pay, not employee salaries. Currencies and pay periods stay separate.

Where work happens

Remote: 0%0 listings
Hybrid: 2%8 listings
On-site: 20%104 listings

Not specified: 79% (413 listings)

Employers hiring include LEIDOS, INC. (23), CACI International (21), CACI, INC.-FEDERAL (18).

Sources & calculation notes

These figures describe the listings on this role page at the date shown, not the whole job market. Listings can change.

Employer-listed minimums from at least 10 listings per currency and pay period. These are advertised starting amounts, not employee salaries. Jobs without a minimum and unusual amounts are excluded.

Hybrid and on-site classifications may be inferred from descriptions. Check the original ad. How we count

Software developer jobs in Oakton, VA and nearby

Within 25 miles

Save this search

Added 1 hour ago
Data Engineering Software Developer
Tetrad Digital Integrity LLC
Washington, DC
TDI is seeking a Data Engineering Software Developer to support a brand-new Agile development team at the forefront of federal IT modernization, delivering real digital transformation where…
Added 2 hours ago
Front End Software Developer
CACI, INC.-FEDERAL
Sterling, VA
CACI is seeking an experienced Front End Software Developer to join a multidisciplined team to work on delivering the next generation of mission management systems. The ideal candidate will…
Added 2 hours ago
University, Software Developer
Booz Allen Hamilton_United States
McLean, VA
University, Software DeveloperThe Opportunity:
Added 2 hours ago
Software Developer
LEIDOS, INC.
Chantilly, VA
Added 3 hours ago
SI
Senior Application Developer
SOS International LLC
Fort Belvoir, VA
- $140,000 to $155,000 USD / year
SOSi is seeking a highly qualified Senior Application Developer
Added 3 hours ago
Journeyman Software Developer, Access Control
Amentum
Merrifield, VA
We're tackling the challenging and critical task of ensuring secure and compliant data releasability. As a Developer on our team, you'll design, implement, and maintain complex data access…
Added 4 hours ago
Front End Software Developer
CACI
Sterling, VA
CACI is seeking an experienced Front End Software Developer to join a multidisciplined team to work on delivering the next generation of mission management systems. The ideal candidate will…
Added 1 day ago
SS
Software Developer in Test (SDET)
Syms Strategic Group, LLC (SSG)
Bethesda, MD
- $85,389 to $116,975 USD / year
Syms Strategic Group (SSG) is seeking a talented Software Developer in Test (SDET)
Added 1 day ago
SS
Software Developer in Test (SDET)
Syms Strategic Group, LLC (SSG)
Arlington, VA
- $85,389 to $116,975 USD / year
Syms Strategic Group (SSG) is seeking a talented Software Developer in Test (SDET)
Added 1 day ago
SS
Software Developer in Test (SDET)
Syms Strategic Group, LLC (SSG)
Ashburn, VA
- $85,389 to $116,975 USD / year
Syms Strategic Group (SSG) is seeking a talented Software Developer in Test (SDET)
Added 1 day ago
Scientific Software Developer (DC, NoVA)
Stellar Science
Tysons, VA
We are a team of collaborative scientists and software engineers who are passionate about building and maintaining high-quality, extensible code using modern C++ practices. In this role,…
Added 1 day ago
Software Developer
LEIDOS, INC.
Chantilly, VA
Leidos is seeking a Software Developer to support the rapid development of operations, data analysis, and data visualization applications in a dynamic mission environment. This is a…
Added 1 day ago
S
Senior Application Developer
SOSi
Fort Belvoir, VA
- $140,000 to $155,000 USD / year
SOSi is seeking a highly qualified Senior Application Developer to join our team 100% on site in Fort Belvoir, VA, in support of our government customer. In this role, the Senior Applic
Added 1 day ago
Software Developer
BAE Systems
McLean, VA
Job Description We’re hiring a Software Developer who brings human-centered UX best practices to complex, secure enterprise systems. You’ll join a team developing end-to-end architectures…
Added 1 day ago
SS
Senior Software Developer (EDI)
Syms Strategic Group, LLC (SSG)
Bethesda, MD
- $85,389 to $116,975 USD / year
Syms Strategic Group (SSG) is seeking a talented Senior Software Developer (EDI)
Added 1 day ago
SS
Senior Software Developer (EDI)
Syms Strategic Group, LLC (SSG)
Arlington, VA
- $85,389 to $116,975 USD / year
Syms Strategic Group (SSG) is seeking a talented Senior Software Developer (EDI)
Added 1 day ago
SS
Senior Software Developer (EDI)
Syms Strategic Group, LLC (SSG)
Ashburn, VA
- $85,389 to $116,975 USD / year
Syms Strategic Group (SSG) is seeking a talented Senior Software Developer (EDI)
Added 1 day ago
SI
Senior Application Developer
SOS International LLC
Fort Belvoir, VA
- $140,000 to $155,000 USD / year
SOSi is seeking a highly qualified Senior Application Developer
Added 1 day ago
Software Developer VII
General Atomics
Herndon, VA
Added 1 day ago
SS
Senior Software Developer
Syms Strategic Group, LLC (SSG)
Bethesda, MD
- $85,389 to $116,975 USD / year
Syms Strategic Group (SSG) is seeking a talented Senior Software Developer
Added 1 day ago
SS
Senior Software Developer
Syms Strategic Group, LLC (SSG)
Arlington, VA
- $85,389 to $116,975 USD / year
Syms Strategic Group (SSG) is seeking a talented Senior Software Developer
Added 1 day ago
SS
Senior Software Developer
Syms Strategic Group, LLC (SSG)
Ashburn, VA
- $85,389 to $116,975 USD / year
Syms Strategic Group (SSG) is seeking a talented Senior Software Developer
Added 1 day ago
Senior Software Developer
Fantom Corporation
Chantilly, VA
…expertise, and long-term career growth.We are seeking a Senior Software Developer to support a mission-critical enterprise. This role is responsible for designing, building, and maintaining…
Added 1 day ago
Principal Software Developer
Leidos
Gaithersburg, MD
Leidos is seeking a Principal Software DevOps Developer to join a high performing team leading the digital modernization of the Federal Aviation Administration’s (FAA) Terminal Flight Data…
Added 2 days ago
Software Developer and IT Tech Professional
CACI, INC.-FEDERAL
Bethesda, MD
Job Title: Software Developer and IT Tech Professional

Unissant

Entry-level Full-Stack Software Developer

Ashburn, VA, United States

$99,000 to $164,000 USD / year

Apply About employer

Applications open in a new tab.

Job details

Pay: $99,000 to $164,000 USD / year
Education: Bachelor’s degree
Posting language: English
Posted: Oct 27, 2026

Original job description

Unissant, Inc. delivers innovative capabilities to the agencies that keep our nation healthy and safe. We apply our domain expertise, data acumen, and technology know-how to achieve breakthrough results for our clients. Working collaboratively, we advance missions and careers through a focus on honesty, integrity, and dependability. We continuously look for talent, excited to join that effort. To learn more about our exciting organization, please visit us at www.unissant.com.

We are seeking an entry-level Full-Stack Software Developer to join our software development team in Ashburn, Virginia, supporting U.S. Customs and Border Protection (CBP) within the Department of Homeland Security (DHS). This role contributes to developing, modernizing, and maintaining mission-critical systems that support CBP field operations.

Qualified applicants may be subject to a security investigation and must meet the minimum qualifications for access to sensitive government information.

Essential Duties and Responsibilities

Design, build, and maintain full-stack web applications using Angular (TypeScript/JavaScript) and Spring Boot (Java).
Develop and consume RESTful APIs connecting front-end applications with backend services and enterprise systems.
Design, query, and maintain application data stores using PostgreSQL, MongoDB, Oracle, or similar database technologies.
Deploy, configure, and maintain application infrastructure using AWS cloud services.
Build responsive, intuitive user interfaces that meet usability and accessibility standards.
Write unit and integration tests to support system reliability and maintainability.
Participate in the full software development lifecycle, including requirements review, design, implementation, and testing.
Follow CBP cybersecurity standards, including secure authentication and data-handling practices.
Participate in Agile ceremonies, including standups, sprint planning, and code reviews.
Troubleshoot and resolve application and system issues in coordination with senior engineers.

Work Experience and Job Skills

Foundational experience with Angular and Java/Spring Boot; relevant coursework, internships, and personal projects are accepted.
Understanding of relational and NoSQL database design.
Familiarity with PostgreSQL, MongoDB, Oracle, or similar databases.
Understanding of RESTful API design principles and full-stack application architecture.
Familiarity with AWS cloud services.
Familiarity with unit and integration testing practices.
Strong problem-solving skills and willingness to learn new technologies.
Coursework or project experience with microservice architecture is preferred.
Familiarity with Git, Jira, or similar development and issue-tracking tools is preferred.
Exposure to CI/CD pipelines and containerization technologies such as Docker or Kubernetes is preferred.
Experience working in an Agile/Scrum environment is preferred.

Education

A bachelor's degree in Computer Science or a related technical field is required.

Certificates, Licenses, and Registrations

This federal program requires candidates to be United States citizens.
Candidates must be able to obtain and maintain a Public Trust position and favorable suitability based on a CBP Background Investigation.
Candidates may begin with a limited CBP Background Investigation.
No professional certification is required.

Communication Skills

Strong written and verbal communication skills.
Ability to communicate technical information clearly.
Ability to collaborate effectively with developers, engineers, and other project stakeholders.
Ability to work successfully in an Agile team environment.

Travel and Work Location

Hybrid position based in Ashburn, Virginia.
Onsite attendance is required four days per week during the first year and as mission needs require.

Environmental Requirements

Primarily sedentary work performed in an office environment.
Flexibility may be required to support changing project and mission priorities.

The above statements describe the general nature and level of work performed by individuals assigned to this position. They are not intended to be an exhaustive list of all duties, responsibilities, or required skills. Unissant management reserves the right to modify, add, or remove duties and assign other duties as necessary. Where applicable and available, reasonable accommodations may be provided to enable individuals with disabilities to perform essential functions.

Please note: Candidates will be required to complete pre-employment screening.

Unissant, Inc. is a proud Equal Opportunity Employer! (EOE; M/F/Disability/Vets)

Apply About employer

Report this job