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Java Python Developer Jobs in Hanover, PA, US
270+ java python developer jobs from 100+ companies hiring in Hanover, PA, US.
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Software Engineer (All Levels)
Fort Meade, Maryland, United States
HybridFull Time
0+ YOECleared software engineers at multiple levels; active clearance and polygraph; proficiency in C/C++, Python, Java; CI/CD; cyber security tooling; malware analysis.
C/C++, Python, Java, Git, CI/CD, Jenkins, Bamboo, Docker, Terraform, Ansible, Packer, MITRE ATT&CK
3w
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Software Engineer II *Top Secret*
Hunt Valley, Maryland, United States
$88k-$133k/yr OnsiteFull Time
2+ YOE2+ years of software development; active Top Secret clearance with ability to obtain TS/SCI; BS in Computer Science/Engineering; strong OO design; RF concepts and signal processing a plus; languages: C#, C++, Java, Python.
C#, C++, Java, Python, RF concepts, FPGA, microcontrollers, GPUs
1mo
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Software Engineer
Annapolis Junction, Maryland, United States
$200k-$225k/yr OnsiteFull Time
14+ YOEActive TS/SCI with Polygraph; 14+ years software engineering; Bachelor’s in CS/Engineering/Math/Physics; strong Java, Python, JavaScript (React); REST APIs; AWS; Docker/Kubernetes; IaC (Ansible or similar); Agile experience.
Java, Python, JavaScript, React, REST APIs, AWS, Docker, Kubernetes, Ansible, GitHub, GitLab, Jenkins
1mo
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Software Engineer
Baltimore, Maryland, United States
OnsiteFull Time
3+ YOEExperience with Python or Java, SQL, Kubernetes, HTML, Apache NiFi; GitLab/CI/CD; Docker; Atlassian tools; REST APIs; IAM and big data tools; TS/SCI with Polygraph clearance; degree with years of relevant experience.
Python, Java, SQL, Kubernetes, HTML, Apache NiFi, GitLab CI/CD, Docker, Jira, Confluence, Ansible
1mo
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Software Engineer SWE 2
Jessup, Maryland, United States
OnsiteFull Time
14+ YOE14 years software engineering; TS/SCI with Poly; Linux; Python/C++/Java/JavaScript; Git, GitLab; Agile; Bachelor’s degree or 4 years’ equivalent experience.
Python, C++, Java, JavaScript, Git, GitLab, VS Code, Eclipse, Linux, IDE, Jira, Confluence
2w
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Senior Software Engineer III (Government)
Columbia, Maryland, United States
$89k-$208k/yr OnsiteFull Time
8+ YOEBachelor's degree; 8 years experience; .NET, Java, Python, C# skills; TS/SCI clearance.
.NET, ASP.NET, C#, Java, Python, Oracle
2mo
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Software Engineer (Full-stack Developer) - FULLY CLEARED with POLYGRAPH REQUIRED
Fort Meade or Annapolis Junction or Hanover
$175k-$200k/yr OnsiteFull Time
8+ YOEUS citizen with TS/SCI clearance and polygraph; 8+ years of direct/relevant experience; bachelor's degree in computer science or related field; proficiency in Python and Java; experience with Jupyter Notebooks, GHOSTMACHINE, and data analytics tools.
Python, Java, Jupyter Notebooks, GHOSTMACHINE, Query Time Analytics, Tableau, Atlassian
2mo
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Software Engineer Level 2
Fort Meade, Maryland, United States
$215k-$230k/yr OnsiteFull Time
14+ YOETS/SCI with poly, BS in CS/Engineering, 14 years experience; strong Java/JavaScript; Python; microservices; ETL; Docker/Kubernetes; CI/CD; GitHub/GitLab; Agile.
Java, JavaScript, Python, Docker, Docker Compose, Kubernetes, Jenkins, GitHub, GitLab, Jira, Confluence, AWS
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
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
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
1mo
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MCCO Software Developer SME | Active TS/SCI CI Poly
Fort Meade, Maryland, United States
$170k-$230k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
10+ YOEActive TS/SCI with CI Poly; 10+ years software development; Java, Python, C, C++, Assembly; Visual Studio; Git; Windows, Linux, macOS; AWS, Azure, GCP; Bachelor’s degree; onsite in Ft. Meade, US citizenship.
Java, Python, C, C++, Assembly, Visual Studio, Git, Windows, Linux, macOS, AWS, Azure, GCP, SDLC, Microservices, Event-Driven Design, Configuration Management
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
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
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
2w
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Senior Software Engineer
Jessup, Maryland, United States
$185k-$215k/yr OnsiteFull Time
14+ YOEBachelor’s degree; 14+ years software engineering/architecture; Java, Python, JavaScript; AWS (EC2, S3); REST APIs; Docker/Kubernetes; OAuth2/OpenID Connect; PKI; Agile; TS/SCI with Poly.
Java, Python, JavaScript, ReactJS, AWS, EC2, S3, Docker, Kubernetes, OAuth2, OpenID Connect, PKI, REST, Jenkins, GitLab CI, GitHub Actions, Maven, TensorFlow, PyTorch, Neo4j, Amazon Neptune, Keycloak
1mo
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Software Engineer (Data Management)
Linthicum Heights, Maryland, United States
HybridFull Time
7+ YOESeven years SWE experience; TS/SCI with polygraph; BS in CS or related; strong analytics, Pig/PySpark; Python/Java/Scala; Agile experience.
Pig, PySpark, Python, Java, Scala, NiFi, Ansible
3w
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Senior Software Engineer
Aberdeen, Maryland, United States
$140k-$225k/yr HybridFull Time
7+ YOE7+ years software engineering experience; BS in CS/CE/EE; strong C/C++/Java/Python; CUDA; Docker; REST APIs; TS/SCI clearance; willing to travel; hybrid in Aberdeen, MD.
C, C++, Java, Python, Shell Scripting, Google Protocol Buffers, HTTP REST APIs, Docker, RPMs, CUDA
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
2mo
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Senior Software Developer (Secret Clearance Required)
Aberdeen, Maryland, United States
HybridFull Time
3+ YOEDoD security clearance, 3-5+ years in software development, strong Android/Java/C/C++, DevOps tools, Linux, APIs, Docker, Kubernetes, cloud, Agile.
Git, Gitlab, Jira, Nexus, Artifactory, Gradle, Bash, Python, Docker, Kubernetes, Linux, Android, Java, JavaScript, C, C++, C#, APIs, NVIDIA CUDA, ElasticSearch, Kibana
2mo
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Junior Software Engineer
Baltimore, Maryland, United States
OnsiteFull Time
Bachelor’s degree in Computer Science or Information Systems; experience with Python, Java, C++, Ruby, or JavaScript; experience leading all SDLC phases; data integration experience; ability to gather requirements and work with users; available for non-traditional hours.
Python, Java, C++, Ruby, JavaScript, SQL, AWS S3, AWS Lambda, AWS SQS, Django, R
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
5d
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Software Engineer Full Stack & Application Development II (Full Time) – United States
San Jose or New York or Boston or Knoxville or Austin or Milpitas or Alpharetta or Raleigh (RTP) or Maynard or Fulton or Dallas or Atlanta or Hillsboro
HybridFull Time
0+ YOEBackend in Python/C++/Java; frontend JS/TS; REST/GraphQL/gRPC; SQL/NoSQL; cloud familiarity (AWS/Azure/GCP).
Python, C++, Java, JavaScript, TypeScript, REST, GraphQL, gRPC, SQL, NoSQL, AWS, Azure, GCP, Docker, Kubernetes, Terraform, Ansible, CloudFormation, GitHub Actions, Jenkins, CircleCI, Grafana, Prometheus, Splunk, React, Angular, Vue
1mo
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ME00564-Agile Developer 3
Annapolis Junction, Maryland, United States
$160k-$220k/yr OnsiteFull Time
12+ YOEActive Top Secret clearance with polygraph; 12 years' experience with a Bachelor's or 10 years with a Master's; AWS toolset experience; Java/Spring Boot; CI/CD; Agile; team collaboration.
Java, Spring Boot, Python, AWS, Maven, GitLab, GitOps, Kubernetes, Docker, Ansible, NoSQL, MongoDB, DynamoDB, OAuth/OIDC, Cucumber
2mo
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Software Developer (55390)
Aberdeen, Maryland, United States
$100k-$110k/yr OnsiteFull Time
10+ YOEBachelor's degree and 10+ years in software development; DoD experience preferred; US citizen with active secret clearance.
Java, Python, C#, JavaScript
2w
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Senior Software Developer
Richmond or Baltimore or Nashville or Mechanicsburg or Raleigh
$105k-$145k/yr HybridFull Time
5+ YOESenior software developer with 5+ years of experience in full-stack design and geospatial applications.
SQL, C#, Java, Python, HTML, CSS, JavaScript, ASP.Net Core, Angular, React, Vue.js, Esri software
2mo
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CNO Developer (Onsite)
Annapolis Junction or United States
OnsiteFull Time
4+ YOEBachelor’s degree and 4+ years’ experience or 8+ years in relevant field; strong programming in multiple languages; CNO tool development; US Government experience preferred.
Python, C, C++, Java, Perl, Assembly, Bash, PowerShell, Visual Studio, .NET, UNIX makefiles, IDA Pro, Ghidra, OllyDbg, Git
2mo
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HIT Integration Developer
Woodlawn, Maryland, United States
$144k-$197k/yr OnsiteFull Time
1+ YOEExperience in IT health interoperability, APIs, and AI in healthcare; knowledge of FHIR/HL7; programming in Python/Java/JavaScript; GS-14/15 level experience.
Python, Node.js, Java, J2EE, JavaScript, SOAP/REST, XSLT, XML, JSON, Machine Learning
2mo
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Senior Software Engineer (Hybrid) - 27020 (Columbia, MD, Maryland, United States)
Columbia, Maryland, United States
$138k-$200k/yr HybridFull Time
9+ YOE9+ years backend software engineering; proficient in Java, Python, or Go; experience with Trino, Kubernetes, Airflow, and PostgreSQL; strong problem-solving and collaboration skills; willingness to work hybrid in Columbia, MD.
Java, Python, Go, Trino, Kubernetes, Airflow, PostgreSQL, Keycloak, REST APIs, CI/CD
2mo
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Application Developer 3
Columbia, Maryland, United States
OnsiteFull Time
12+ YOEActive TS/SCI clearance with poly; 12+ years of software engineering experience with a B.S. (or 10+ years with an M.S.); experience in C/C++, Python, Rust, Go; reverse engineering; SIGINT and CNO domains; strong problem solving.
C, C++, Python, Rust, Go, Ghidra, Java, JavaScript, Bash, Assembly, PowerShell, Perl, C#, Git, Subversion, Jira, Confluence
4d
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Senior Signals Software Engineer
Columbia, Maryland, United States
OnsiteFull Time
7+ YOEBachelor's degree in CS or related field; 7+ years as Signals Software Engineer with RF focus; C++/Java; Linux exposure; signal processing.
C++, Java, Linux, Python, Git, ClearQuest, Trac, Subversion, Matlab, SIMULINK
1mo
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Software Engineer - Level II
Aberdeen Proving Grounds, Maryland, United States
$86k-$150k/yr OnsiteFull Time
3+ YOEUS citizen; Secret clearance; degree with experience in software development and SDLC.
Java, C++, Python, JavaScript, Git, TCP/IP
1w
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Enterprise Integration Developer
Baltimore, Maryland, United States
$94k-$148k/yr RemoteFull Time
1+ YOEMaster’s degree in Computer Science or IT; 1+ year experience in integrations using Java/Python/R, Mulesoft/OIC/Boomi; document and deploy integration solutions.
Java, Python, R, Mulesoft, OIC, Boomi, Oracle SOA
1mo
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Data Engineer III
Columbia, Maryland, United States
$113k-$128k/yr RemoteFull Time
8+ YOEPublic trust clearance required; 8+ years data engineering/software development; 4+ years in Python/Java/cloud data pipelines; BS in CS/IS/Engineering or 10 years IT alternative; strong data architecture and governance skills; English proficiency.
Spark, Hadoop, MySQL, PostgreSQL, Apache Airflow, AWS Redshift, RDS, EMR, EC2, Spark-Streaming, Storm, Scala, Java, Python, GitHub, Jira, Confluence
1w
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Software Engineers
Annapolis Junction or Fort Meade
OnsiteFull Time
Develop, maintain, and optimize software systems; analyze performance; design databases; work with Java/C/C++, Python; exposure to web stacks; TS/SCI clearance.
Java, JavaScript, C, C++, Python, Angular, Docker, Kubernetes, Unix/Linux, MongoDB, Express, React, Node, Go, Vue.js, REST, SOAP, Spring, Hibernate
2mo
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Cloud Software Engineer 1
Fort Meade, Maryland, United States
$112k-$179k/yr OnsiteFull Time
0+ YOEActive TS/SCI with current polygraph; BS in CS or related field with 0 yrs experience or 4+ yrs in lieu of a degree; experience in software development, cloud engineering; Java, Python, or C++; Linux; cloud platforms; containers; CI/CD; IaC.
Java, Python, C++, Linux, Docker, Kubernetes, Terraform, Ansible, AWS, Azure, GCP, CI/CD
1mo
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Senior Software Engineer
Fort Meade, Maryland, United States
OnsiteFull Time
11+ YOESenior software engineer with strong experience in Jupyter Notebooks, Java MapReduce, Python PySpark; ML/analytics focus; experience with Jira/Confluence/GitLab; TS/SCI with Polygraph clearance; Bachelor's +11 years or equivalent.
Jupyter, Java MapReduce, Python PySpark, Confluence, Jira, GitLab
HiringCafe market data
Java Python Developer Jobs market signals in Hanover, PA, 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
270+
Hiring companies
100+
Fresh sample
40% new in 30d
Salary visibility
56% show pay
Companies appearing in this market
Constellation TechnologiesEnvision Innovative SolutionsJohns Hopkins University Applied Physics LaboratoryPeratonTextronBase-2 SolutionsMarkonMomentum Engineering
Work location mix in visible results
Onsite: 69Hybrid: 7Remote: 2