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Java Python Developer Jobs in Middletown, MD, US
1,200+ java python developer jobs from 280+ companies hiring in Middletown, MD, US.
1mo
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Senior Software Development Engineer - US Federal
McLean or Reston
$164k-$246k/yr OnsiteFull Time
8+ YOESecurity clearance TS/SCI w/ CI Poly; 8+ years in UML/Web app/SaaS; OO languages Java/Python/C#/C++; 8+ years designing/developing business apps; agile experience; JSON/REST/GraphQL; design patterns.
JSON, REST, GraphQL, UML, Java, Python, C++, C#
1w
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Full Stack AI Developer
Arlington, Virginia, United States
$95k-$115k/yr HybridFull Time
1+ YOEFull Stack AI Developer with 1-3 years software development, backend Python and frontend React/JS, AI/NLP, RAG pipelines, SQL, Git, Agile.
Python, Java, JavaScript, TypeScript, React, SQL, Git, Docker, AWS, Azure, GCP, LangChain
1mo
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Sr. Forward Deployed Software Engineer
Arlington, Virginia, United States
OnsiteFull Time
8+ YOE8+ years software engineering or systems integration; Palantir Foundry expertise; DoD experience; Python/TypeScript/Java.
Palantir Foundry, Workshop/Slate, Ontology, AIP, CI/CD tooling, Python, TypeScript, Java
3w
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Software Engineer 2
Annapolis Junction or Hanover
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
14+ YOELinux, C++, Java, scripting (Shell, JavaScript, Bash, Python), networking, Git, Docker; 14+ years exp with software engineering or 19+ years exp in lieu of degree; US citizenship with TS/SCI poly clearance.
Linux, C++, Java, Scripting languages, Socket programming, Git, Docker, Python
1mo
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Software Engineer 3 (IDN - 159)
Fort Meade, Maryland, United States
OnsiteFull Time
5+ YOETS/SCI w/ Polygraph; advanced degree with years of SWE experience; Linux, Bash, Python/Java, Airflow, Spark, SQL, Git; HPC and data processing skills.
Linux, Bash, Python, Java, Apache Airflow, Apache Spark, MySQL, MariaDB, PostgreSQL, Jupyter, pandas, NumPy, Git, Parquet, JSON, CSV, XML, Slurm, JIRA, Confluence
1w
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Software Engineer - Mid Level
Annapolis Junction, Maryland, United States
$156k-$195k/yr OnsiteFull Time
7+ YOE7+ years SWE experience; TS/SCI with poly; BS in CS; 4 additional years may substitute for degree; Linux; Python/C++/Java/JavaScript; SDR and geospatial skills desired.
Python, C++, Java, JavaScript, Linux
6d
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Backend Software Engineer
Gaithersburg or Alexandria or Chantilly or St. Louis or Tucson
OnsiteFull Time
8+ YOEUS citizen; TS/SCI with poly; BS in CS/SE with 8–12 yrs (MS with 6–10); Java or Python; REST APIs; SQL; Linux; ability to work independently.
Java, Python, REST, SQL, Linux, Apache Airflow, Spring Boot, Django, GitLab, Jenkins, Docker, OpenShift, AWS, Azure, Agile
4d
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Cleared Software Engineer
Chantilly, Virginia, United States
$69k-$116k/yr OnsiteFull Time
0+ YOEBachelor's in CS/IS or related field; strong programming knowledge; experience with Java, Scala, Python, Golang; AWS, Kubernetes, Docker; CI/CD tooling; DoD/Intelligence Community exposure preferred.
Java, Scala, Python, Golang, Kubernetes, Docker, AWS, Gitlab CI/CD, ArgoCD, CircleCI, Jenkins, Kafka, NiFi
2mo
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ME00549-Software Engineer 2
Annapolis Junction, Maryland, United States
$160k-$220k/yr OnsiteFull Time
14+ YOETop Secret/SCI clearance; Bachelor's degree and 14 years of related experience; strong experience with Java, JavaScript, Python, and full-stack data-focused technologies.
Java, JavaScript, Python, Docker, Kubernetes, Jenkins, GitHub, GitLab, Jira, Confluence, Agile
2mo
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Military Systems Cybersecurity Software Engineer
Laurel, Maryland, United States
$100k-$195k/yr OnsiteFull Time
3+ YOEBachelor's in CS/Cybersecurity/Software Eng; 3+ years in software development; proficiency in Python/Java/C/C++; knowledge of cybersecurity and networks; ability to travel up to 10%; eligible for Interim Secret/TS/SCI clearance.
Python, Java, Golang, Rust, C, C++, Wireshark, VMware vSphere, Splunk, ELK Stack
2mo
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Back-End Developer, Senior/Mid- JCC2-JCO
Lackland Air Force Base or Fort Meade
OnsiteFull Time
7+ YOEBachelor's degree; 7-10 years in software development; backend web development; Python and PostgreSQL; RESTful API; DevSecOps; cloud experience.
Python, PostgreSQL, Jira, AWS, Kubernetes, Docker, Java, OpenJDK, Ansible, Packer, Maven, REST API, Red Hat, SQL, CI/CD
1mo
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Senior Software Engineer
New York or Austin or Washington
$190k-$235k/yr HybridFull Time
5+ YOE5+ years of full-time software engineering; expert in JS, Python, Java or equivalent; experience building scalable production applications; strong communication; ability to balance speed with quality; fintech interest.
JavaScript, Node.js, React, Python, Java
3w
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Software Development Engineer II- Back End
Vienna, Virginia, United States
$97k-$162k/yr OnsiteFull Time
2+ YOE2+ years backend software engineering; Python/Node/Java; REST APIs; ArcGIS Enterprise; containers (Docker/Kubernetes); security clearance; BS in CS/Math/GIS/STEM
Python, JavaScript/Node.js, Java, Docker, Kubernetes, ArcGIS Enterprise, REST APIs, Geoprocessing
2mo
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Software Engineer IV
Annapolis Junction, Maryland, United States
OnsiteContract
Senior-level SWE responsible for developing and maintaining complex data flows and software; requires Unix, Java, scripting, NiFi, CM tools, and TS/SCI with Poly.
Linux, Bash, Java, Python, Perl, Jira, Confluence, NiFi, Git, Shell scripting, Eclipse, Docker, Spring, Kafka, OSS, Web Services, JavaScript, C, C++, Python, Ruby
2mo
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Senior Software Engineer 3
Fort Meade, Maryland, United States
$190k-$230k/yr OnsiteFull Time
20+ YOEActive TS/SCI with FSP; Bachelor's plus extensive experience; virtual environment, Python scripting, Java/Kotlin, Spring/Kubernetes, REST; familiarity with Atlassian, Git, IDEs.
Python, Java, Kotlin, Spring, Spring Boot, Kubernetes, REST, Git, IntelliJ, Eclipse IDE, Atlassian tools
1w
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Software Engineer/ Full Stack Developer
Chantilly, Virginia, United States
OnsiteFull Time
Experience with big data tech (Spark/PySpark); Solr/Elasticsearch; data quality analysis; RegEx; Java, JavaScript, Bash, Python; AWS; Java 8+; Jira and GitHub; Spring Boot; REST APIs; Linux (CentOS); middleware/backend development; TS/SCI clearance.
Spark, PySpark, Solr, Elasticsearch, RegEx, Java, JavaScript, Bash, Python, AWS, Spring Boot, REST, Linux, CentOS, Jira, GitHub
1d
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LightGrid, LLC - Data Integration Software Developer
Odenton or Fort Meade
OnsiteFull Time
4+ YOEBachelor's in CS/Math/Physics/EE/Computer Eng or related; 4+ yrs Kafka/Java/REST/AWS/full stack; Python/Java/SQL; DoD Secret/Interim Secret clearance; DoD 8570 IAT II within 30 days.
Kafka, Elastic, Databricks, Confluent, Elasticsearch, Logstash, ksqlDB, Kafka Streams, Kubernetes, Docker, Python, Java, SQL, HTML, JavaScript, Git, Bitbucket, NiFi, UNIX, Kibana
2w
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Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
4+ YOE4+ years in data engineering, software development, or programming; strong SQL; Python or Java; Big Data experience; RESTful APIs; ETL; Linux.
Python, Java, SQL, JDK, J2EE, EJB, JDBC, Spring, Apache Airflow, RESTful APIs, ETL, Linux
5d
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Software Engineer SME (TS/SCI with Poly Required)
McLean, Virginia, United States
$187k-$318k/yr OnsiteFull Time
15+ YOE15+ years experience; TS/SCI with Poly; cloud, data analytics, NiFi, SQL, AWS; Python/Java; CI/CD and DevOps.
S3, RDS, EC2, SQL, MySQL, PostgreSQL, NiFi, Python, Java, Docker, Terraform, Git, GitHub, Jenkins, Jira, Confluence, Flask
1mo
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Software Engineer-Multiple Levels (DT-0/1/2)
Annapolis Junction, Maryland, United States
$170k-$230k/yr OnsiteFull Time
7+ YOEC++, Java, Linux; Python/JavaScript; Git/GitLab; Agile; 7+ years; BS in related field or 11 years experience in lieu.
C++, Java, Linux, Python, JavaScript, Git, GitLab, VSCode, Eclipse, Jira, Confluence
1d
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CUAS SW Engineer
United States or Summit Point
$88k-$155k/yr RemoteFull Time
5+ YOE5+ years' software engineering experience; Bachelor's in CS/engineering/math or related field or equivalent; active Secret clearance; Java; APIs; AI/ML; Python/C++; Docker; Git; Agile tooling.
Java, APIs, Ansible, Docker, React, Git, CMake, Confluence, JIRA, Python, C++, AI/ML
1w
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Hybrid Software Reverse Engineer - FUTURE NEED
Vienna, Virginia, United States
$43-$96/hr OnsiteFull Time
US citizen; ability to obtain government security clearance; Bachelor's in CS/CE/EE/Math/Physics; read assembly; proficient in C/C++/Java/Python; knowledge of Java and low-level languages; strong communication and teamwork.
IDA Pro, Python, MongoDB, Neo4j, C, C++, Java, C#
1mo
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UX Engineer / Front-End Engineer – TAK (ATAK/WinTAK)
Chantilly, Virginia, United States
OnsiteFull Time
3+ YOE3-5 years UX/UI development; experience with ATAK/WinTAK/TAK Server; strong Java and front-end skills; API/data stream integration; TS clearance (TS/SCI preferred).
Java, React, Angular, Vue, Kotlin, Python, GitLab, ATAK, WinTAK, TAK Server
1mo
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Advisor Software Engineer (AWS)
Reston or Plano
$155k-$209k/yr HybridFull Time
6+ YOE6+ years Java development; AWS and AI/ML exposure; strong design/architecture; Angular; stakeholder collaboration; mentoring; observability and SDLC expertise.
Java, Angular, Python, AWS, TensorFlow, PyTorch
1mo
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Cyber Software Developer
Herndon, Virginia, United States
OnsiteFull Time
3+ YOEActive TS/SCI clearance; 3+ years cyber software development; mobile OS programming in C/C++, Python, Java, or Swift; experience building cyber tools for offensive/defensive missions.
IDA Pro, Ghidra, Frida, Windbg, Git, CI/CD
21h
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Staff Software Engineer, Defense and Consulting Engineering
Reston or New York
$207k-$300k/yr OnsiteFull Time
8+ YOEBachelor's degree or equivalent; 8 years software development; 5 years full-stack across backend (Java, Python, Go, C++) and frontend (JavaScript/TypeScript, HTML/CSS); 5 years testing/launching software; 3 years design/architecture.
Java, Python, Go, C++, JavaScript, TypeScript, HTML, CSS
1mo
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Signals Software Engineer
Annapolis Junction, Maryland, United States
$63-$77/hr OnsiteFull Time
4+ YOEExperience in RF signal processing software (detectors, demodulators, protocol processors); translate requirements to design; develop in C++/Java on Linux; RF concepts; TS/SCI clearance with polygraph.
C++, Java, Python, MATLAB, SIMULINK, Eclipse, Google Protocol Buffers, Git, Subversion, GNU Radio
1w
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Cloud Software Engineer CSWE2 - 27151
Hanover, Maryland, United States
OnsiteFull Time
Experience with Devops, Elastic Search, NiFi, Python, Java/Spring Boot, Angular.
Devops, Elastic Search, NiFi, Python, Java/Spring Boot, Angular
1mo
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AI Solution Engineer-Platform
Huntsville or Washington
HybridFull Time
4+ YOEProficient in Python/SQL with back-end language (Java/Scala/Go); experience with data pipelines, ML production, cloud analytics, REST APIs, graph DBs; CI/CD, DevOps, and containerization.
Python, SQL, Java, Scala, Go, PostgreSQL, Snowflake, Neo4j, Amazon Neptune, Git, Docker, Kubernetes, Terraform, CloudFormation, Pulumi, GitHub Actions, GitLab CI, Jenkins, CI/CD, Docker/Kubernetes, infrastructure-as-code, unit testing, REST APIs, Plotly, D3.js, Terraform, Pulumi, AWS GovCloud
2w
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Forward Deployed Engineer
Austin or Remote or Reston
HybridFull Time
6+ YOE6+ years in software/data/ML; degree in CS/Engineering/Math/Physics/Data Science; hands-on with AI/ML and LLM frameworks; production systems; multi-cloud; containerization; Python/Java/TypeScript; travel 25–75%; client collaboration.
PyTorch, Hugging Face, LangChain, vLLM, Docker, Kubernetes, Python, Java, TypeScript
2w
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Forward Deployed Engineer
Reston, Virginia, United States
HybridFull Time
5+ YOEBachelor’s degree in CS/Engineering or equivalent; 5+ years in software engineering, cloud architecture, and deployments; strong cloud experience (GCP/AWS/Azure); full-stack proficiency (Python, TypeScript, Go, Rust, or Java); Docker/Kubernetes; US Citizen.
Kubernetes, GKE, Docker, Python, TypeScript, Go, Rust, Java, Google Cloud, AWS, Azure
2mo
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Senior Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
14+ YOESenior software engineer with cloud architecture, data visualization, Python/Java, and leadership experience; TS/SCI clearance with polygraph; Bachelor's degree in CS or related field plus 14 years of experience; experience with MySQL/PostgreSQL and web-based server applications.
Python, Java, MySQL, PostgreSQL, Linux, Web-based server applications, Data visualization
2w
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Agile Developer 1
Annapolis Junction, Maryland, United States
OnsiteFull Time
3+ YOEActive TS/SCI with Full Scope Polygraph; Bachelor's or higher; 3 years of relevant experience (or Master’s +1); Java Spring Boot, AWS, CI/CD experience.
Java, Spring Boot, Python, AWS, REST, Maven, GitLab, GitOps, Kubernetes, Docker, Ansible, Lambda, Step Functions, S3, DynamoDB
1mo
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Software Engineer (Mid level - Clearance Required) - (US - Remote)
Reston or United States
$81k-$139k/yr RemoteFull Time
3+ YOEActive Top Secret clearance; 3+ years software engineering; US citizenship; remote US with occasional travel; experience with Java/Python/JavaScript; Agile; DoD/government experience.
Java, Python, C#, JavaScript, React, Angular, AWS, Azure, GovCloud, CI/CD, DevOps, APIs, Databases
2w
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Junior Palantir / Maven Product Engineer
Herndon, Virginia, United States
OnsiteFull Time
3+ YOEBachelor’s degree in CS/Engineering/Data Science or related field; 1–3 years software/data engineering; Python/Java/Go/TypeScript; cloud infra AWS/Azure/Kubernetes; secure environments; Secret clearance; TS/SCI eligibility.
Python, Java, Go, TypeScript, AWS, Azure, Kubernetes
2w
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Staff Software Developer (TS/SCI)
Herndon, Virginia, United States
$92k-$195k/yr OnsiteFull Time
5+ YOEUS citizen with TS/SCI clearance and CI poly; BS in CS/Software Eng; 5+ years backend software dev; Java/Python/JS; REST APIs with Spring Boot; Docker/Kubernetes/OpenShift; Jenkins/Git/Helm; Linux scripting; on-site in Herndon, VA.
Java, Python, JavaScript, Spring Boot, Docker, Kubernetes, OpenShift, Rancher, Jenkins, Git, Bitbucket, Gradle, Bash, Shell, OpenSearch, Elasticsearch, Keycloak, Fluent Bit, Cesium, PostgreSQL
2w
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AI/ML Software Developer - Top Secret
Tysons, Virginia, United States
$90k-$135k/yr OnsiteFull Time
2+ YOEActive Top Secret clearance; Bachelor’s in computer science or related field; minimum 2 years of relevant experience; JavaScript/Java/Python and OO programming; strong data structures and algorithms; experience with LLM tools.
JavaScript, Java, Python, Object-Oriented Programming, LLM tools
1mo
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Application Developer / Software Engineer
Washington or Fairfax
HybridFull Time
4+ YOEMid-level application developer with 4–6 years of experience, SDLC expertise, on-site or hybrid work in the DMV area, strong skills in web and enterprise app tech; AI/ML preferred.
ASP.NET, C#, Python, Java, C/C++, HTML, XHTML, XML, XSLT, CSS, JavaScript, SQL, SQL Server, Oracle, MarkLogic, Visual Studio, Git, CI/CD pipelines, .NET Framework, SharePoint, Microsoft Power Platform, IIS, SQL Reporting, ETL, AI, ML
1mo
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Data Engineer (AWS, Azure, GCP)
Reston, Virginia, United States
HybridFull Time
Experience delivering solutions on a major cloud platform; strong data engineering and pipeline development; SQL, Python/Java; knowledge of cloud services.
AWS, Azure, GCP, SQL, Python, Java, R, C#, C++, Docker, Kubernetes, Git, Spark, Databricks, Kafka, Kinesis, Hadoop, Lambda, EMR, Snowflake, Redshift, Aurora, Presto, BigQuery, Oracle, Jenkins
1mo
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Software Developer
Washington, District of Columbia, United States
$65k-$102k/yr HybridFull Time
7+ YOEBachelor's in computer science/engineering or related field; 7+ years experience; 3+ years programming/data management; proficient in Python, Power BI, SQL, Office; ability to obtain Interim Secret clearance; US citizen.
Python, Power BI, Microsoft Office, SQL, C, C#, Java
HiringCafe market data
Java Python Developer Jobs market signals in Middletown, 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
1,200+
Hiring companies
280+
Fresh sample
46% new in 30d
Salary visibility
60% show pay
Companies appearing in this market
Base-2 SolutionsCipher Tech SolutionsEsriGoogleJohns Hopkins University Applied Physics LaboratoryManTechMomentum EngineeringParsons
Work location mix in visible results
Onsite: 69Hybrid: 21Remote: 4