52 java developer jobs at 21 companies in Lancaster, VA
2mo
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Java Software Engineer
Laurel or Fort Meade
OnsiteFull Time
5+ YOETS/SCI with poly, Bachelor's or Master's in CS, 5-10+ years SWE, Unix/Linux, Java, Spring, SQL/NoSQL, Docker, CI/CD, web frontend basics.
Unix, Bash, Python, Java, Spring, SQL, NoSQL, MongoDB, Docker, CI/CD, GitLab CI, Jenkins, Web Services
1mo
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Software Developer
Patuxent River, Maryland, United States
$95k-$115k/yr OnsiteFull Time
3+ YOEBachelor's in a related field, 3+ years Java development, proficiency with Java/Spring Boot/Hibernate/JPA, RESTful APIs, PostgreSQL/SQL, Git, Maven and CI/CD; US citizenship and ability to obtain DoD Secret clearance required.
Java, Spring Boot, Spring, Hibernate, JPA, RESTful APIs, HTML, CSS, JavaScript, PostgreSQL, SQL, Git, Maven, CI/CD
1mo
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Software Developer
Saint Inigoes, Maryland, United States
$83k-$140k/yr OnsiteFull Time
3+ YOEBachelors in CS/SE/CE/Math,3+ years software development,experience with C/C++ and Java,agile experience,US citizenship and Secret clearance required.
C/C++, Java, Linux, Wireshark, Eclipse IDE, SVN
2mo
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Software Developer
Dahlgren or Arlington
$69k-$158k/yr OnsiteFull Time
5+ YOE5+ years in software development; Java, Kotlin, Go, Rust, or TypeScript; modular architectures; open APIs; DB design/SQL; CI/CD; Docker/Kubernetes; Agile; Secret clearance; Bachelor’s degree.
Java, Kotlin, Go, Rust, TypeScript, Docker, Kubernetes, CI/CD, OpenAPI, MQTT, gRPC, WebSockets, OpenLayers, Cesium
2w
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Software Engineer
King George or Dahlgren
OnsiteFull Time
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
3d
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Software Engineer
Point Mugu or Camarillo or San Diego or Norfolk or Patuxent River or Melbourne or Japan or France
$115k-$150k/yr OnsiteFull Time
3+ YOE3+ years in full-stack software development and CI/CD; experience with Java, TypeScript, .NET, C#, JavaScript, SQL, Git, Docker, Kubernetes, microservices, Agile, JIRA, and Confluence. Bachelor's degree or substitutions; active DoD Top Secret clearance and US citizenship.
Continuous Integration Continuous Delivery (CI/CD), Java Spring Boot, Java, TypeScript, ReactJS, Redux, NPM, Material UI, RESTful web services, WebSockets, RabbitMQ, Advanced Message Queuing Protocol (AMQP), JPA, Hibernate, Git, Kubernetes, Confluence, JIRA, Docker, SQL, HTML, CSS, Bitbucket, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft SharePoint, .NET, C#, JavaScript, containers, microservices, Scaled Agile Framework (SAFe)
2mo
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Principal Software Engineer (AHT)
Hollywood, Maryland, United States
$114k-$171k/yr OnsiteFull Time
5+ YOERequires DoD Secret clearance, Bachelor's in STEM with 5+ years' experience (or Master's with 3+ years), proficiency in C# or Java, Agile/CICD (Bamboo, Jenkins), scripting (yaml, Python, PowerShell), automated testing, and test procedure development.
Bamboo, Jenkins, C#, Java, Microsoft Windows, Windows Presentation Foundation (WPF), .NET Framework, gRPC, REST, yaml, Python, PowerShell, Batch, Typescript, TestComplete 4, BitBucket, git, CVS, Jira, Confluence, Crucible, Fish-eye, SQL, Azure, AWS, Docker, Kubernetes, Ansible, Terraform, Chef, Puppet, DOORS, JMPS Framework (FW)
1d
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Software Engineer / Principal Software Engineer (AHT)
Hollywood, Maryland, United States
$114k-$171k/yr OnsiteFull Time
2+ YOESTEM bachelor's degree with 2+ years of relevant experience, or master's degree with 0+ years; Secret clearance, Agile/CI/CD, Scrum Master experience, C# or Java, Windows, testing, scripting, revision control, and troubleshooting.
Bamboo, Jenkins, C#, Java, Microsoft Windows, YAML, Python, PowerShell, Batch, TypeScript, TestComplete, Bitbucket, Git, CVS, .NET Framework, Windows Presentation Foundation (WPF), gRPC, REST, SQL, Jira, Confluence, Crucible, Fish-eye, Azure, AWS, Docker, Kubernetes, Ansible, Terraform, Chef, Puppet, DOORS
1mo
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Software Engineer
Lexington Park, Maryland, United States
$69k-$158k/yr HybridFull Time
2+ YOE2+ years software development experience; proficiency with C#, C, C++, .NET, JavaScript; Agile experience; Secret clearance required; Bachelor's degree or 5+ years in lieu; full‑stack development and source code experience.
C#, C, C++, .NET, JavaScript, Java, React, NodeJS
1mo
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Junior Software Developer
Lexington Park, Maryland, United States
$75k-$85k/yr OnsiteFull Time
1+ YOERequires C# development experience, Agile/SDLC familiarity, debugging/testing skills, bachelor's degree in CS/SE/Engineering, 1–3 years experience, and active Secret security clearance.
C#, Python, Java, JavaScript, AWS, Docker, Jenkins, React, Flask, Spring Boot, SQL, NoSQL
3mo
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Software Engineer (All Levels)
Annapolis Junction, Maryland, United States
OnsiteFull Time
TS/SCI with polygraph; experience in Python, Java, C++, or similar; large-scale data, distributed systems, or real-time processing; degree in Computer Science or Software Engineering (or equivalent); collaborative mindset; plus AWS, DevOps/CI/CD, Docker/Kubernetes and ML exposure.
Python, Java, C++, Docker, Kubernetes, AWS, CI/CD
3w
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Software Engineer (Modeling & Simulation) ATC Systems
Patuxent River, Maryland, United States
OnsiteFull Time
PaylocityNASDAQ: PCTY: Provides cloud-based human capital management and payroll software.
5+ YOE5+ years software engineering experience building or maintaining simulation engines; bachelor\u0002s degree in CS or related field; mastery of C++, Java, or Python; HLA/DIS and Git experience; eligible for U.S. Secret clearance.
C++, Java, Python, High-Level Architecture (HLA), Distributed Interactive Simulation (DIS), Git, GitLab, CI/CD, Agile, Windows, Linux
3w
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Intermediate Software Engineer
King George or Dahlgren
$76k-$156k/yr OnsiteFull Time
3+ YOEActive Secret clearance (or ability to obtain), Bachelor's in STEM, 3 years engineering and software development experience, proficiency in C++, C, Python, Batch, Java, Rhapsody/Cameo, DevSecOps and Agile.
Rhapsody, Cameo, C++, C, Python, Batch, Java
1mo
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Lead Software Engineer – Enterprise Backend Integrations (Remote)
Newport News or United States
$8k-$15k/mo RemoteFull Time
9+ YOE9+ years software engineering experience; expert Java and Spring; building REST/SOAP APIs; MongoDB and relational DB experience; Azure Kubernetes Service, Linux, bash; CI/CD, Agile, Git/BitBucket; mentoring and technical leadership.
Java, Spring, REST, SOAP, JSON, XML, MongoDB, Relational DB, IntelliJ, Eclipse, Maven, BitBucket, Git, GitHub, Microsoft Azure, Azure Kubernetes Service, Linux, bash, SCRUM, Kanban, JIRA, CI/CD, Microsoft Visio, Microsoft PowerPoint
3w
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Software Developer (WSCE-JSE)-Senior
Patuxent River, Maryland, United States
$170k-$199k/yr OnsiteFull Time
10+ YOEBachelor's in CS/CE (or related) and 10 years C++ experience; experience with real-time simulation, multithreading, distributed architectures, CMake, Git, CI/CD, Linux, cross-language integration, and ability to obtain DoD clearance.
C, C++, Python 3, CMake, Git, CI/CD, DevOps, Linux, Java, Jira, Windows
3w
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Intermediate Software Engineer
King George or Dahlgren
$76k-$156k/yr OnsiteFull Time
3+ YOEActive or obtainable Secret clearance; bachelor’s degree in STEM; 3+ years software/systems engineering experience; C/C++/Java/Python experience; DevSecOps and CI/CD knowledge; networking and Agile familiarity.
GITLAB, YAML, Artifactory, Jira, Atlassian, NetBeans, Python, C++, C, Batch, Java
2mo
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Lead AI Engineer (GenAI Platform, AI Foundations, LLM Core and Agentic AI)
McLean or San Francisco or San Jose or Richmond or New York City
$197k-$225k/yr OnsiteFull Time
4+ YOEBachelor’s or Master’s in CS/AI/EE/CE with 2–4+ years of AI/ML experience; 4+ years Python/Go/Scala/Java; cloud experience with AWS/GCP/Azure preferred.
AWS, Huggingface, PyTorch, VectorDB, Nemo Guardrails, Open Source AI tools
2w
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Computer Systems Software Developer
King George, Virginia, United States
$115k-$125k/yr OnsiteFull Time
BS in computer science/engineering, experience with Windows and Red Hat Enterprise Linux, debugging and optimization, integrated software/hardware systems; proficiency in Java/C#/C++, and tools like Jira, Jenkins, GitLab.
Windows, Red Hat Enterprise Linux, Java, C#, C++, Jira, Jenkins, GitLab
4d
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Software Engineer - ELSYS - Patuxent River, MD - (Open Rank)
Patuxent River, Maryland, United States
OnsiteFull Time
2+ YOEBachelor's in Systems/Software/Computer Science, 2+ years related experience (with DoW programs preferred), U.S. citizenship, ability to obtain security clearance (Secret required), proficiency in multiple programming languages and software engineering practices.
Java, JavaScript, C, C++, C#, Ruby, Python, Scala, Groovy, Continuous Integration/Continuous Delivery (CI/CD), DevOps, Application Programming Interface (API)
2mo
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Senior Agentic AI UI Devleoper
Springfield or Saint Louis
$148k-$267k/yr OnsiteFull Time
10+ YOE10+ years software development; 5+ years web services/UI; BS in CS or related field; JavaScript and Python; RESTful APIs; XML/Java; Secret clearance; Python and AI integration experience.
JavaScript, Python, REST, XML, Java, React, Vue, Angular
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