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5,282 software engineers jobs at 947 companies in Gaithersburg, MD

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Software Engineers
Annapolis Junction or Fort Meade
OnsiteFull Time
Artera Technologies
Artera Technologies: Provides software and systems engineering for the intelligence community.
Experience developing complex software systems for high-performance or data-intensive environments; TS/SCI clearance; familiarity with modern languages, frameworks, and cloud/DevOps tools.
Java, J2EE, JavaScript, C, C++, Python, Angular, Docker, Kubernetes, UNIX / Linux, MongoDB, Express, React, Node, GoLang, Vue.js, Web Services (REST, SOAP), Spring, Hibernate
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1mo
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Software Development Engineers (Level 2 or 3)
Dulles, Virginia, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEU.S. citizen with active Top Secret clearance at time of application, Python/C++/Bash experience, 2+ years software development (Level 2) or 5+ years (Level 3), bachelor's in CS/Engineering preferred; support for ground software and test events.
Python, C++, Bash, Postgres, Ansible, PKI
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1mo
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Software Development Engineers (Level 2 or 3)
Dulles, Virginia, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEMust be U.S. citizen with active Top Secret clearance at application; experience in Python, C++, Bash, and software development; Bachelor’s in CS/Engineering (or equivalent experience) with 2+ years (Level 2) or 5+ years (Level 3).
Python, C++, Bash, Postgres, Ansible, PKI
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1mo
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Engineers, Software Full Stack
Bethesda or Bellevue or India
$154k-$164k/yr HybridFull Time
T-Mobile
T-MobileNASDAQ: TMUS: Provides wireless voice, data, and mobile internet services.
1+ YOEMaster's in CS +1yr (or Bachelor's +3yrs); experience building Android (Java/Kotlin) and iOS (Swift/Objective-C) apps, Android EMM and zero-touch enrollment, Google Play deployment, ad platform integrations, unit testing, and mentoring.
Java, Kotlin, Jetpack, MVVM, MVP, MVC, Android Enterprise Mobility Management APIs, Google Play Store, Vistar, PubMatic, Publica, Google Ad Manager, Adomni, Place Exchange, Google IMA SDK, Swift, Objective-C, Android Auto, Apple CarPlay, HFP, A2DP, AVRCP, MAP, EMM
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2mo
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Full-Stack Software Engineers (Experienced/Senior)
Chantilly or Mesa or Aurora
$127k-$233k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelor's degree; 5+ years software development; Top Secret with SCI eligibility; CI/Polygraph after start; JS/Java/OO programming; distributed systems; cloud exposure.
Java, JavaScript, HTML5, CSS3, React, Spring, Hibernate, REST, SOAP, AWS, Git, Jenkins, Maven, Gradle, RDBMS, MongoDB
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2mo
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We're Hiring - Software Engineers (Java/C++/Python) TS/SCI w/Poly
Annapolis Junction, Maryland, United States
$128k-$226k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Active TS/SCI w/poly security clearance and US citizenship required; Bachelor's in Computer Science (or related) or 4 years additional relevant experience; experience in software engineering roles (Java, C++, Python) and related disciplines.
Java, C++, Python
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2mo
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Full-Stack Software Engineers (Experienced/Senior)
Chantilly or Aurora or Mesa
$127k-$233k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOEBachelor’s degree; Top Secret clearance with SCI eligibility; willingness to take CI polygraph; 5+ years in designing/developing complex distributed systems; 3+ years Java; 1+ year object-oriented programming; experience with distributed version control (Git, RTC).
Java, Git, IBM Rational Team Concert, AWS, Jenkins, HTML, CSS, JavaScript, React, jQuery, OpenLayers, Spring Framework, Hibernate, RDBMS, MongoDB, XML, SOAP, REST, WSDL, Ivy, Maven, Gradle, RMI
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Software Engineer
Hanover, Maryland, United States
OnsiteFull Time
Systek
Systek: Provides systems engineering and technical assistance for defense agencies.
6+ YOE6+ years DoD software engineering experience, bachelor\u0002s degree preferred in computer science/info systems/software engineering, active DoD Top Secret/SCI clearance, BSc preferred, EM/ testing experience, strong communication and critical thinking.
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3mo
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Software Engineer
Aurora or Annapolis Junction
$72-$84/hr HybridFull Time
EverWatch
EverWatch: Develops software and intelligence systems for government agencies.
5+ YOE5+ years in software engineering; Java, Spring Boot, Kafka; WebSockets; microservices; SQL/NoSQL databases; OCI containers; Docker/Kubernetes; TS/SCI clearance with polygraph; Bachelor's in Software Development/Engineering
Java, Spring Boot, Kafka, WebSockets, Microservices, MySQL, PostgreSQL, MongoDB, Docker, Kubernetes, OCI containers, ReactJS, HTML, JavaScript, CI/CD, Jira, Confluence
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1mo
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Software Engineer
Fort Belvoir, Virginia, United States
OnsiteFull Time
ANSER
ANSER: Provides research and analysis for national and homeland security missions.
7+ YOEActive Secret clearance, Bachelor's in engineering, 7+ years software engineering experience, experience with biometric systems, information assurance/encryption knowledge, Android experience, Agile/DevOps/DevSecOps, software testing and troubleshooting skills.
BAT-A, NRTIO, NXGBCC, Android, Agile, DevOps, DevSecOps
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2mo
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Software Engineer
Annapolis Junction, Maryland, United States
$150k-$240k/yr OnsiteFull Time
LufCo
LufCo: Provides specialized engineering and analytic services for defense missions.
7+ YOESenior software engineer with TS/SCI clearance and 7+ years of experience; 14+ for higher level, strong PKI, Linux, and modern software stacks.
C, C++, Go, Docker, Rust, Python, Java, JavaScript, Shell Scripting, PL/SQL, React, Spring, Spring Boot, Linux, Windows, AEM, JBoss, Tomcat
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2d
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Software Engineer
Middletown or Manassas
$90k-$100k/yr OnsiteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Designs and manufactures defense and mission-critical technology solutions.
1+ YOEBachelor's in Software Engineering/Engineering/Science/Math plus 1 year or Master's; U.S. citizenship and Department of Defense Secret clearance at hire; proficiency in C++, networking (AMQP,TCP/UDP), and Git.
C++, STL, AMQP, TCP, UDP, Git, Linux, Kubernetes, Docker, QT Framework, Jira, Confluence, BYG-1
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2mo
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Software Engineer
Potomac, Maryland, United States
OnsiteFull Time
Kepora
Kepora: Software-focused defense contractor providing engineering solutions
12+ YOE12+ years of software engineering experience; Bachelor's in Computer Science or related field; leadership experience; strong design, debugging, documentation, and algorithm skills; ability to lead teams and develop complex software.
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1mo
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Software Engineer
McLean, Virginia, United States
$113k-$257k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
7+ YOESecret clearance required; 7+ years in software/DevSecOps/platform engineering; experience with GitHub Enterprise, GitHub Actions, Python or Go, Terraform/Pulumi, SBOM standards, and secure software supply chain frameworks.
GitHub, GitHub Actions, GitHub Enterprise, GitHub Advanced Security, GitHub CLI, Terraform, Pulumi, Python, Go, REST, GraphQL, Sigstore, Cosign, SBOM, SPDX, CycloneDX, Dependabot, SLSA Level 3, SSDF, NIST 800-218, OPA, Kyverno, OpenSSF, SOC 2, FedRAMP, CMMC
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3mo
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Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Edgesource Corporation
Edgesource Corporation: Providing mission-ready national security and IT solutions.
Active TS/SCI clearance; senior software engineering experience; .NET Core; cloud-first modernization; Agile development
NET Core, C#, JavaScript, TypeScript, Angular, Python
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2mo
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Lead Software Engineer
McLean, Virginia, United States
$197k-$225k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOELead software engineer with 4+ years of software engineering experience and cloud experience (AWS/Azure/GCP).
Java, Go, JavaScript, TypeScript, Python, SQL, HTML/CSS, AWS, Docker, Kubernetes, NoSQL, RDBMS, Lambda, Fargate
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2d
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Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Base-2 Solutions
Base-2 Solutions: Delivers engineering and technology services for national security.
14+ YOE14 years software engineering experience, Top Secret/SCI with Full Scope Polygraph required, bachelor\u0002s in CS or related (or 18 years experience), skills in software design, algorithms, databases, debugging, and team leadership.
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1mo
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Software Engineer
Annapolis Junction, Maryland, United States
$91-$101/hr OnsiteFull Time
EverWatch
EverWatchNYSE: BAH: Provides advanced software and intelligence solutions for government agencies.
8+ YOE8+ years software engineering experience, TS/SCI clearance with polygraph required, bachelor’s degree in CS (or 4 additional years' experience), experience developing/maintaining/integrating software, database and algorithm development, SDLC knowledge.
Python, C, C++, Bash, Microsoft PowerShell
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2mo
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Software Engineer
Laurel or Fort Meade
OnsiteFull Time
Metron
Metron: Develops scientific software and mathematical models for national security.
3+ YOEActive TS/SCI with CI poly, HS diploma, 3+ years as Software Engineer, hands-on with modern web and backend tech.
HTML, CSS, JavaScript, Angular, React, Spring Boot, Node.js, Postgres, ActiveMQ, Redis, Docker, Kubernetes, GitLab, CI/CD, Java, TypeScript, Python, C++
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6d
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Senior Software Engineer
Washington, District of Columbia, United States
$68-$113/hr OnsiteFull Time
PEMCCO
PEMCCO: Provides IT and engineering services for government transportation systems.
10+ YOEMaster's degree in a technical discipline, 10+ years software engineering experience, advanced software architecture knowledge, lifecycle and testing experience, ability to obtain security clearance.
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