2,533 Java developer jobs in McLean, VA
- Multiple Appian Developers
Global It SolutionsWashington, DCUS$96K - US$133K (Glassdoor Est.)O Expert in user interface development, engineering cross-browser, cross device compliant code. O Expert in user interface development, engineering cross-……30d+ - VA-1100: Senior Biometric Software Engineer (U.S. Citizen)
Athena SciencesRosslyn, VAUS$100K - US$115K (Employer provided)Interface with client on technical design. Provide support and technical advice during conceptualization, development, and implementation phases to transform……17d - Backend Software Engineer - AI Trainer
DataAnnotationFalls Church, VAUS$50.00 - US$100.00 Per hour (Employer provided)Flexible schedule: choose which projects you take on and when you work, on your own computer, from the comfort of your own home.…24d - Sr. Software Engineer TS/SCI Polygraph
LeidosAlexandria, VAUS$131K - US$237K (Employer provided)You will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities; analyze and study complex……30d+ - DevOps Software Engineer - TS/SCI ClearedLeidosBethesda, MDUS$108K - US$195K (Employer provided)Contribute technical input to engineering documentation, diagrams, and models. You’ll also support systems administration, installation, configuration, and the……30d+
- Backend Software Engineer Lead (US Citizen/Secret Clearance Required)
IvoryCloudRockville, MDUS$145K - US$175K (Employer provided)Represent backend engineering capability in technical interchange meetings, architectural review boards, Change Control Board technical reviews, and joint cross……9d - Sr. Software Engineer TS/SCI PolygraphLeidosAnnapolis Junction, MDUS$131K - US$237K (Employer provided)You will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities; analyze and study complex……30d+
- Software Engineer
Metron, Inc.Reston, VAUS$87K - US$127K (Glassdoor Est.)Experience with modern front-end development frameworks and tooling, especially React, TypeScript, and state management patterns.…30d+ - Autonomous Systems Software EngineerMetron, Inc.Reston, VAUS$81K - US$111K (Glassdoor Est.)Bachelors degree in computer science, software engineering, computer engineering or related field. We are seeking an experienced Software Engineer to design and……30d+
- Simulation Developer
MANTECHQuantico, VABachelor’s degree in Computer Science, Software Engineering, Game Development, or a related technical field. Designs, develops, and sustains simulation models……26d - TS Cleared Full Stack Developer with AWS
JacobsWashington, DCUS$140K - US$180K (Employer provided)Desktop design, testing, security lockdown implementation, integration with standard software packages, integration with automated patching and deployment……30d+ - Simulation DeveloperMANTECHQuantico, VABachelor’s degree in Computer Science, Software Engineering, Game Development, or a related technical field. Designs, develops, and sustains simulation models……26d
- Principal Software Engineer / Tech LeadLeidosArlington, VAUS$131K - US$237K (Employer provided)Lead, manage, and develop senior engineers and technical teams. Communicate technical vision, risks, and progress to senior leadership.…30d+
- Software Engineer - Columbia, MD
In-Depth EngineeringColumbia, MDUS$85K - US$150K (Employer provided)Utilize modern software development tools in an agile environment to design, develop, integrate, and test software solutions for the Aegis Display Subsystem.…30d+ - Lead Software Engineer, Data & DevSecOpsLeidosArlington, VAUS$131K - US$237K (Employer provided)Experience working in environments that require close coordination with government stakeholders, cross-functional technical teams, and multiple contractors.…30d+
- Appian Software Developer/IntegratorLeidosBethesda, MDUS$108K - US$195K (Employer provided)Experience with DevOps practices and tools including Continuous Integration/Continuous Delivery (CI/CD) tools and practices, especially Gitlab or Jenkins.…13d
- Jr. Java Developer
CGIFairfax, VAUS$71K - US$172K (Employer provided)Continuous direct interaction with clients and end users to understand software needs and talk through architectural and technical design choices.…10d - Financial Model Development Senior (Python Developer)
Freddie MacMcLean, VAUS$130K - US$196K (Employer provided)This position will play an important role in developing, enhancing and maintaining CIA’s suite of applications, models and tools used for automated evaluation……12d - DevOps EngineerLeidosBethesda, MDUS$131K - US$237K (Employer provided)BS in Engineering, Computer Science, Systems Engineering, or related field or equivalent experience with 12+ years in software development, system engineering……13d
- Mid-Level Backend Software EngineerLeidosUnited StatesUS$87K - US$157K (Employer provided)Bachelor’s degree in Computer Science, Software Engineering, or a related field with 4–8 years of experience; or a Master’s degree with 2–6 years of experience.…30d+
- Senior DeveloperLeidosChantilly, VAUS$108K - US$195K (Employer provided)Understanding of Artificial Intelligence (AI) concepts such as prompt engineering and large language models (LLM). Active TS/SCI with Polygraph.…30d+
- Software Engineer with Poly SR SWE2
Lockheed MartinAnnapolis Junction, MDUS$84K - US$126K (Glassdoor Est.)This position involves providing technical leadership and guidance on data analytics and agile development projects, as well as collaborating with cross-……13d - Senior Software EngineerLeidosGaithersburg, MDUS$108K - US$195K (Employer provided)Bachelor's degree in Computer Science, Software Engineering, or related field and 8-12 years of prior relevant experience or Master’s with 6-10 years of prior……26d
- Senior Java DeveloperCGIFairfax, VAUS$81K - US$176K (Employer provided)Continuous direct interaction with clients and end users to understand software needs and talk through architectural and technical design choices.…5d
- Senior Java DeveloperCGIUnited StatesUS$81K - US$176K (Employer provided)Continuous direct interaction with clients and end-users to understand software needs and talk through architectural and technical design choices.…30d+
- Staff Engineer Software
Northrop GrummanDulles, VAUS$177K - US$266K (Employer provided)Perform technical planning, system integration, verification and validation, cost and risk, and supportability and effectiveness analyses for total systems.…5d - Jr. SW DeveloperCGIUnited StatesUS$58K - US$124K (Employer provided)Participate in technical design sessions to create sustainable, high-performing features with accurate estimates. Consulting experience is a plus.…30d+
- Principal Software Engineer (SWE-4)LeidosAnnapolis Junction, MDUS$131K - US$237K (Employer provided)Mission Focus: Perform security analysis of web services on Android and OSX platforms to develop automation tools to scrape data and interact with public and……30d+
- Senior Software EngineerFreddie MacMcLean, VAUS$129K - US$193K (Employer provided)Design and develop or maintain architecture diagrams and contribute to architecture and technical implementation of personalization, content management, and……24d
- HP100 Scientific Software Developer
Adnet SystemsGreenbelt, MDUS$118K - US$166K (Glassdoor Est.)The position will support NASA’s Space Physics Data Facility (SPDF), the active and permanent archive of NASA for space physics data, covering from the regions……30d+
Global It Solutions
Multiple Appian Developers
Washington, DC
US$96K - US$133K (Glassdoor Est.)