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653 entry software engineer jobs at 264 companies in Washington, DC

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
Help us #BeatIndeed & #BeatLinkedIn
3w
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Entry Software Engineer
Washington, District of Columbia, United States
OnsiteFull Time
Regulus Group
Regulus Group: Provides engineering and program management for air traffic modernization
5+ YOEBachelor's in engineering or computer science, 5 years relevant experience in surveillance/navigation/communications or air traffic systems, eligibility for US Public Trust security clearance, strong interpersonal and communication skills.
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2mo
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Software Engineer I
Washington, District of Columbia, United States
$99k-$140k/yr OnsiteFull Time
Vantage Systems
Vantage Systems: Providing engineering and technical services for space and aviation missions.
Entry-level software engineering role requiring a Bachelor's degree and SECRET clearance.
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1mo
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Junior Software Engineer
Annapolis Junction, Maryland, United States
$70k-$190k/yr OnsiteFull Time
Belay Technologies
Belay Technologies: Provides specialized technology and engineering services to the DoD.
0+ YOEEntry-level software engineer with Python proficiency, production experience, and understanding of AI concepts and streaming data pipelines.
Python, Apache Kafka, Elasticsearch, PydanticAI, Langgraph, DeepAgents, APIs, Software development tooling
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3mo
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Software Engineer, Level 0 (FORECASTED)
Fort Meade, Maryland, United States
OnsiteFull Time
Independent Software
Independent Software: Provides software and systems engineering for national security missions.
0+ YOEEntry-level software engineer with basic programming knowledge, SDLC understanding, and strong analytical skills.
Java, Python, C++
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3mo
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Associate Software Engineer
Annapolis Junction, Maryland, United States
$176k-$226k/yr OnsiteFull Time
Intelliforce
Intelliforce: Provides engineering and technical solutions for the intelligence community.
0+ YOEEntry-level software engineer with TS/Poly, US citizenship, CS degree or equivalent, and experience in AI/ML, AWS, C++, Python, or Golang.
Terraform, AWS, C++, Python, Golang, GPU-Enabled Applications, Large-Scale Streaming Data Analytics
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3w
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Software Engineer
Beavercreek or Arlington
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
2+ YOE2+ years software development experience; ability to design, develop, and implement full-stack solutions; Secret clearance required; Bachelor's degree or 5+ years software engineering experience in lieu; familiarity with back-end and front-end languages.
Java, Python, C#, C, C++, .NET, JavaScript, React, NodeJS, PHP, Drupal
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5d
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Software Engineer
King George or Dahlgren
OnsiteFull Time
Southeastern Computer Consultants
Southeastern Computer Consultants: Engineering and training solutions for military weapon systems.
2+ YOEU.S. citizen able to obtain Secret clearance; Bachelor's in engineering, computer science, math, or physics; 2 years software engineering experience; proficiency in C++, C#, Java, or Python; GUI/tooling experience; agile development experience.
C++, C#, Java, Python, Adobe XD, Figma, Sketch, Framer, Windows Presentation Foundation (WPF), Team Foundation Server (TFS), Git, Bitbucket, ATAK, WinTAK, VTAK
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2w
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Software Engineer
Dahlgren, Virginia, United States
$80k-$120k/yr OnsiteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
2+ YOEBachelor's degree or equivalent experience, 2+ years engineering/software experience, MATLAB scripting, testing/evaluation experience, MS Office proficiency, ability to communicate and work independently, interim Secret clearance required.
MATLAB, Microsoft Excel, Microsoft Project, Microsoft PowerPoint, Microsoft Word
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3d
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Software Engineer
Arlington, Virginia, United States
$120k-$180k/yr OnsiteFull Time
Two Six Technologies
Two Six Technologies: Develops cybersecurity and data systems for national security missions.
2+ YOEBachelor's degree and 2+ years software engineering experience; proficiency with Python and C++; experience with Git and automated testing/CI/CD; active Top Secret clearance or ability to obtain TS/SCI.
Python, C++, Git, CI/CD, Docker, AWS
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1mo
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Software Developer
Dahlgren, Virginia, United States
$69k-$158k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
2+ YOE2+ years software development experience, ability to design and implement full-stack solutions, experience with back-end and front-end languages, ability to obtain Secret clearance, bachelor’s degree or 5+ years of software engineering experience in lieu of degree.
Java, Python, C#, C/C++, .NET, JavaScript, React, NodeJS
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2mo
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Software Engineer I
Silver Spring, Maryland, United States
$83k-$108k/yr OnsiteFull Time
Technology Service Corporation
Technology Service Corporation: Develops advanced sensor systems and engineering solutions for defense.
0+ YOEEntry-level software engineer with Bachelor's or Master’s in CS/EE or similar; proficient in C/C++ or Java; interest in Navy AEGIS and defense tech; ability to obtain DoD clearance; US citizenship.
C/C++, Java, Qt, Microsoft Visual Studio, Windows, Linux
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1mo
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Cleared Software Engineer
Chantilly or Charlottesville
$81k-$142k/yr OnsiteFull Time
General Atomics
General Atomics: Designs and manufactures unmanned aircraft and nuclear technology systems.
2+ YOERequires active U.S. citizenship and Top Secret/SCI with CI poly; typically a bachelor's in CS/IS or related (may substitute experience); ~2+ years software development experience; strong math, networking, protocols; Java, Linux, AWS, Docker, Kubernetes experience; familiarity with software engineering practices.
Java, Linux, AWS, Docker, Kubernetes
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2w
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Software Engineer II
Lone Tree or Sparks or Longmont or Hagerstown or Herndon or Englewood
$94k-$130k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
2+ YOEBachelor's in CS or related,2+ years software development experience,proficiency in C++,Java,Python,knowledge of engineering principles,ability to work in multidisciplinary teams.
C++, Java, Python, C, C#, HTML, Bash, RTOS, AI/ML
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3w
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Software Engineer I
Hartford or Atlanta or St. Paul or Hunt Valley
$99k-$163k/yr HybridFull Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
2+ YOEBachelor's in computer science or related STEM (or equivalent), 2+ years software engineering experience, strong OOP and SDLC knowledge, problem-solving, collaboration, and eagerness to learn Salesforce.
Salesforce
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3mo
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Software Developer – Entry Level (Top Secret Clearance Required)
Fairfax, Virginia, United States
$57k-$104k/yr HybridFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
Bachelor's in CS or related field, foundational software development experience with SQL/Java/C#/C++/.NET/J2EE, strong communication and analytical skills, U.S. work authorization, Top Secret clearance required.
.NET, Java, SQL, J2EE, C#, C++
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5d
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Junior Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Base-2 Solutions
Base-2 Solutions: Delivers engineering and technology services for national security.
Bachelor's in CS or related (or 4 years experience), U.S. citizenship, active Top Secret/SCI with Full Scope Polygraph, no prior experience required; software engineering fundamentals and teamwork.
Java, C#, C++, JavaScript, Python, Scala, Ruby, Go, Eclipse, NetBeans, IntelliJ IDEA, PyCharm, Visual Studio, VS Code, Windows, Unix, Linux, macOS, Atlassian Suite (JIRA, Confluence), GitHub, ServiceNow, Spring, Angular, Bootstrap, Oracle, MySQL, MongoDB, Maven, Jenkins, Docker, Kubernetes, Git, SVN, CVS, AWS, Azure, Google Cloud
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1mo
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Software Engineer (Contract)
Chicago or Washington or District of Columbia or Florida or Illinois or Maryland or Michigan or North Carolina or New York or Pennsylvania or Texas or Vermont or Virginia or United States
$90k/yr HybridContract
Civis Analytics
Civis Analytics: Cloud platform for data science and predictive audience analytics.
1+ YOE1–2 years professional software engineering experience; familiarity with AI/ML and tools; front-end React and back-end frameworks (Rails/Django/Node); SQL proficiency; strong problem-solving and collaboration skills.
React, Python, Ruby, Node, SQL, Claude Code, GitHub Copilot, ReactJS, AngularJS, VueJS, Rails, Django, NodeJS, Go, Flask, Amazon Web Services (AWS), D3, pandas, scikit-learn, NumPy, SciPy, R, STATA
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2w
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Software Engineer
Quantico, Virginia, United States
OnsiteFull Time
REDLattice
REDLattice: Provides advanced cybersecurity software and vulnerability research services.
2+ YOEBachelor's in CS or related, minimum 2 years software development experience, experience with C and C#, Windows application development, active TS/SCI clearance and ability to obtain polygraph.
C, C#, Windows, RESTful services, web servers
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2mo
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Junior Software Engineer
Chantilly, Virginia, United States
$94k-$198k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
0+ YOEBachelor's degree in CS/Software Engineering/Information Systems; TS/SCI with Polygraph; strong software fundamentals; experience with Java, C#, Python, or JavaScript; willingness to learn enterprise platforms and PeopleSoft.
Java, C#, Python, JavaScript, PeopleSoft, Oracle, Git
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3w
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Software Engineer
Woburn or Arlington or Carlsbad or Aurora
$110k-$138k/yr HybridFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
2+ YOEBS/MS in CS or related; 2+ years building maintainable APIs and Java-based software; experience with microservices, DevSecOps, and collaborating with scientists; U.S. citizenship and ability to obtain Top Secret clearance required.
Java 17, Spring Boot, Linux, Docker, Kubernetes, Kafka, NATS, GitLab, Python
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