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Java Python Developer Jobs in Halfway, MD, US
110+ java python developer jobs from 54 companies hiring in Halfway, MD, US.
1mo
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SLCM-N Modeling & Simulation Engineer
Rockville, Maryland, United States
$97k-$165k/yr OnsiteFull Time
4+ YOEBachelor’s degree and 4+ years experience; proficiency in C++, Python, Java, MATLAB; experience with simulation tools; systems engineering; IT enterprise knowledge; strong collaboration and documentation skills.
C++, Python, Java, MATLAB, Simulink
3w
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Intern- Software Engineer
Herndon, Virginia, United States
$25/hr HybridInternship
0+ YOEPursuing a Bachelor's degree in Computer Science or Engineering; strong programming skills; knowledge of databases; AI/ML fundamentals; good communication; eager to learn.
Java, Python, JavaScript, C#, SQL, NoSQL, HTML, CSS, GitHub Copilot, ChatGPT, Claude
2mo
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Sr Applications Database Engineer/Applications System Administrator
Rockville, Maryland, United States
$90k-$110k/yr OnsiteFull Time
Senior AI/ML engineer with healthcare data expertise (HL7/FHIR), cloud (AWS), Python/R/Java, GenAI, LangChain; experience with NLP/CV and HIPAA compliance.
Python, R, Java, AWS, Docker, Kubernetes, PyTorch, TensorFlow, scikit-learn, HL7, FHIR, LangChain, VectorDBs, RAG
2mo
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Eng Sr Prin II - SW
Herndon, Virginia, United States
$147k-$249k/yr OnsiteFull Time
16+ YOESenior software developer with cloud, DevOps, and full-stack experience; strong Java/C#, React/Node.js, and automation skills.
AWS, Azure, Google Cloud, Oracle, Jira, GitHub, Jenkins, Python, PowerShell, Java, C#, TypeScript, React, Node.js, .NET
2w
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Full-Stack Developer Intern
Gaithersburg, Maryland, United States
OnsiteInternship
0+ YOECurrently enrolled in a Bachelor's or Master's program in CS/Software Engineering or related field; GPA 3.2+, proficiency in JavaScript/TypeScript, front-end framework (React/Angular/Vue), RESTful APIs, relational DB, Git; strong problem-solving and communication.
JavaScript, TypeScript, React, Angular, Vue, Node.js, Python, Java, SQL, Git, Docker, Kubernetes, AWS, Azure, Google Cloud, GraphQL, REST
1mo
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Junior Software Engineer
Ashburn, Virginia, United States
OnsiteFull Time
3+ YOEBachelor’s degree required; 3+ years experience; CBP suitability eligibility; databases, web apps, and interfaces; strong communication.
Python, SQL, Java
1mo
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Senior Software Engineer
Gaithersburg, Maryland, United States
OnsiteFull Time
8+ YOEBachelor’s or Master’s degree in CS/Engineering with 6+ years (Master’s) or 8+ years (Bachelor’s); TS/SCI clearance; strong OO programming, REST, SQL, Linux; AWS, Agile.
Java, Python, REST, SQL, Linux, Docker, OpenShift, Spring Boot, PostgreSQL, Tomcat, Maven, AWS, GitLab CI/CD, JavaScript, Front-end frameworks
1w
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Full Stack Platform Engineer - Angular / Spring / Kubernetes (Top Secret Clearance Required)
Herndon, Virginia, United States
HybridFull Time
Front-end with Angular/TypeScript; back-end with Java Spring and Python; Kubernetes, Docker; Linux/RHEL; CI/CD; Git; JIRA/Confluence; active Top Secret clearance.
Angular, Spring, Kubernetes, Docker, Linux, RHEL, Git, JIRA, Confluence
2mo
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Eng Sr Prin II - SW
Herndon, Virginia, United States
$147k-$249k/yr OnsiteFull Time
16+ YOESenior software developer with cloud, DevOps, and full-stack experience; strong Java/C#, React/Node, CI/CD, and Windows/Linux know-how.
Java, C#, React, Node.js, TypeScript, DotNet, AWS, Azure, GCP, Jira, GitHub, Jenkins, Python, PowerShell
3w
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Sr. Innovation Software Engineer
Minnetonka or Austin or Chicago or Easton or Dallas or Detroit or Hagerstown or Atlanta or Houston or Akron or Birmingham or Charlotte or Indianapolis or Pittsburgh or Cincinnati or Cleveland
$77k-$154k/yr OnsiteFull Time
8+ YOESenior software engineer with full-stack, AI-enabled solution delivery; 8-12 years of experience.
Java, Python, TypeScript/JavaScript, Vertex AI, Google Cloud
1mo
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Data Engineer
Herndon, Virginia, United States
OnsiteFull Time
2+ YOEDesign, develop, and maintain data pipelines; 2+ years in data engineering; TS/SCI with poly; Bachelor's preferred.
Python, Java, Scala, Apache Spark, Kafka, Airflow, Hadoop, Spark, AWS, Azure, GCP
3w
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Site Reliability Engineer
Frederick, Maryland, United States
OnsiteFull Time
6+ YOE6+ years in DevOps/SRE with monitoring; 4+ years Linux; IaC on cloud; CI/CD; Python/Bash; AI/DevOps; containers; security basics.
Prometheus, Grafana, ELK, Splunk, Terraform, Ansible, Chef, Puppet, Jenkins, GitHub Actions, Docker, Kubernetes, Python, Bash, PowerShell, Node.js, Java, .NET Core, SQL, NoSQL
2w
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Senior Full Stack Developer
Herndon, Virginia, United States
OnsiteFull Time
10+ YOE10+ years software development; AI/ML exposure; Bachelor's in CS/IT/Engineering; strong troubleshooting, architecture, DevOps, security, and communication skills.
Java, Python, JSP, Node.js, jQuery, Tomcat, SQL, ETL, AI/ML, Git, CI/CD, DevOps, Cloud
2mo
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26-1084 - Full Stack Software Engineer - Herndon, VA
Herndon, Virginia, United States
OnsiteFull Time
3+ YOEMid level full stack engineer with 3+ years, strong React/Node.js, Spring Boot, AWS, Docker/Kubernetes, SQL/NoSQL, and Secret clearance.
React, Node.js, Spring Boot, Java, Python, SQL, NoSQL, Oracle, PostgreSQL, Aurora, DynamoDB, Docker, Kubernetes, AWS, Git, Jenkins, Unix Bash, Angular, Bootstrap, REST APIs, Cloud Compute
1w
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Senior Systems Engineer
Herndon, Virginia, United States
OnsiteFull Time
11+ YOEExperienced MS Exchange engineer with strong Windows infrastructure background; 11+ years in Exchange engineering.
Microsoft Exchange, Active Directory, Microsoft 365 / Exchange Online, DAGs, PowerShell, ServiceNow, Azure, Java, C++, C#, Python, Perl
1w
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Sr Engineer, Machine Learning Engineering
Bellevue or Atlanta or Herndon or Overland Park
$127k-$229k/yr OnsiteFull Time
5+ YOESenior ML engineer with LLM deployment experience; 5+ years end-to-end ML pipelines; 3+ years MLOps; cross-functional collaboration.
Python, R, Java, Scala, Go, PyTorch, TensorFlow, LangChain, Hugging Face, GPT-4, transformers
1mo
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Senior Software Engineer- CTJ - Poly
Reston or Redmond or Annapolis Junction
$120k-$235k/yr OnsiteFull Time
4+ YOEBachelor's degree in computer science or related field plus 4+ years engineering experience; active U.S. Top Secret clearance with SCI and polygraph required.
Docker, Kubernetes, GitHub Copilot, CI/CD, Python, C++, C#, Java, JavaScript
2d
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Software Testing Principal
Ashburn, Virginia, United States
RemoteFull Time
10+ YOELead software testing with strong programming skills (C#, Java, Python); develop/test plans; manual and automated testing; SDLC/Agile experience.
Selenium, TestNG, JUnit, QTP, LoadRunner, CI/CD, GitHub Actions, Git, Subversion, AWS, Azure
1mo
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UICC Engineering Intern (Dulles, VA, US)
Dulles, Virginia, United States
OnsiteInternship
0+ YOECurrent college student pursuing a Bachelor's or Master's in computer science/engineering; 2 years completed. Proficient in C++, Java, Python, C#; experience with SQL databases; proficient with Microsoft Office; good written and verbal communication; able to work independently.
C++, Java, Python, C#, SQL, MySQL, Microsoft Office
3w
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Artificial Intelligence/Machine Learning (AI/ML) Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
5+ YOEFive years of applied ML experience; Master's or PhD in AI/ML related field (or 5 extra years with a Bachelor's); proficient in PyTorch/TensorFlow; strong data and model governance, deployment, and evaluation skills.
PyTorch, TensorFlow, Python, Java, R
1mo
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Genomics Computational Systems Biologist
Frederick, Maryland, United States
$140k-$160k/yr OnsiteFull Time
5+ YOEMaster's degree in biomedical science, bioinformatics, math, or computer science; 5+ years experience; HPC, Linux, scripting; NGS data analysis; Python/Perl/Shell/R/C++/Java; U.S. citizen; Tier 1 background check; travel.
HPC, Linux, Python, Perl, Shell, R, C++, Java, Next Generation Sequencing, Oxford Nanopore, Illumina, Pipeline automation, Bioinformatics tools
1d
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Intelligence Management Specialist
Reston, Virginia, United States
OnsiteFull Time
3+ YOEActive TS/SCI clearance with CI poly; 3+ years in knowledge sharing, information systems integration, and SharePoint development; experience with Java, Python, JavaScript, HTML/CSS; data visualization in Tableau/Power BI.
SharePoint, Java, Python, JavaScript, HTML, CSS, Tableau, Power BI
2mo
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Intern - Undergraduate
Herndon, Virginia, United States
$16-$17/hr OnsiteInternship
0+ YOEPursuing or completed bachelor’s in CS/engineering/data science; 0-1 years software/AI experience; strong AI/ML coursework; internship preferred.
Java, Python, SQL, PostgreSQL, Git, IDEs, Prompt Engineering, LLMs, Machine Learning
HiringCafe market data
Java Python Developer Jobs market signals in Halfway, MD, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
110+
Hiring companies
54
Fresh sample
39% new in 30d
Salary visibility
54% show pay
Companies appearing in this market
BAE SystemsAltus ConsultingAxle InformaticsBase-2 SolutionsBridge CoreCape Fox Federal IntegratorsCardinal Technology SystemsChenega Corporation
Work location mix in visible results
Onsite: 25Hybrid: 2Remote: 1