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Java Python Developer Jobs in Manchester, MD, US

540+ java python developer jobs from 130+ companies hiring in Manchester, MD, US.

540 jobs- Manchester • 50 miles
1mo
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Java Developer (Mid - SME Level)
Bethesda, Maryland, United States
OnsiteFull Time
VMD Corp
VMD Corp: Provides airport security screening and federal IT services.
8+ YOEJava, Spring, microservices; TS/SCI with polygraph; Agile/DevOps; cloud (AWS/GCP/Azure); CI/CD; JUnit; Python, Bash; Elasticsearch, PostgreSQL, DynamoDB, Kafka; REST APIs
Java, Spring Framework, Microservices, REST API, Elasticsearch, PostgreSQL, DynamoDB, Kafka, AWS SQS/SNS, AWS Lambda, AWS S3, JUnit, Python, Bash, Git, Jenkins
3w
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Senior‑Level Full‑Stack Developer (Python, Java)
Annapolis Junction, Maryland, United States
$155k-$175k/yr OnsiteFull Time
IDS International
IDS International: Global training, logistics, and security for government agencies.
8+ YOESenior-level full-stack developer with Python and Java; TS/SCI with polygraph; Jupyter experience; 8 years of relevant experience; Bachelor's degree or equivalent.
Python, Java, Jupyter
4d
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Java Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Set of X
Set of X: Provides specialized engineering services for U.S. national security missions.
7+ YOESenior-level software engineer proficient in Java, Python, Docker/Kubernetes, CI/CD, microservices; TS/SCI clearance with polygraph; 7+ years SWE experience; BS in CS or related field with experience substitutions.
Java, Python, Shell, Git, Nexus, Maven, JavaScript, JUnit, IDE, Docker, Kubernetes, CI/CD, Spring, Hibernate, MySQL, Web Services, Vaadin, GWT, Nexus, SonarQube
1mo
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Java Software Engineer
Annapolis Junction, Maryland, United States
$147k-$249k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
Bachelor's in CS or related; experience in Java/JEE, Python, C/C++, SQL; UI development; Windows/Linux; scripting; TS/SCI Polygraph.
Java, Python, C/C++, SQL, SOAP, WSDL, XML, HTML, XSLT, Tomcat, WebLogic, JBoss, Jenkins, Perl, PowerShell, Eclipse, PostgreSQL, Oracle
1mo
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Senior Engineer - Java
Chevy Chase or Palo Alto
$105k-$215k/yr HybridFull Time
GEICO
GEICO: Provides vehicle and property insurance services to consumers.
4+ YOESenior Java engineer with experience in microservices, Kubernetes, PostgreSQL, and cloud platforms.
Java, Linux, Microservices, Kubernetes, PostgreSQL, Docker, Azure, JavaScript, TypeScript, Python, C#
6d
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CNO Python Software Engineer
Hanover, Maryland, United States
OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
7+ YOEBachelor’s in CS or related field with 7 years programming, or 11 years experience; Python; Docker; Kubernetes; Ansible; CI/CD; Windows and Linux; security clearance TS/SCI w/ Poly; experience with SQL/NoSQL; software testing and deployment.
Python, Docker, Kubernetes, Ansible, CI/CD, VMware, Java, SQL, NoSQL, Git, Subversion, Confluence, Jira, Crucible
3mo
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Senior Java Software Engineer (Onsite)
State College or Fort Meade or Aurora
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: Designs and manufactures aircraft engines and defense systems.
5+ YOEActive TS/SCI with Polygraph; 5+ years STEM software experience; Java in Linux; scripting (Perl/Python); Agile/DevOps.
Java, Linux, JUnit, Perl, Python, Agile, DevOps, Jenkins, Ansible, Spring, Containers, Git, SQL, Scripting
1w
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Software Engineer 3- Python/Kotlin/Java/Terraform/ElasticSearch/OpenSearch/AWS
Annapolis Junction, Maryland, United States
$130k-$270k/yr OnsiteFull Time
Captivation Software
Captivation Software: Provides specialized software engineering for the intelligence and defense communities.
20+ YOETop Secret/SCI clearance with favorable polygraph; 20+ years SWE experience; BS in CS or related field; 4 years can substitute for degree; Python, Kotlin/Java, Terraform, Elasticsearch/OpenSearch, AWS.
Python, Kotlin, Java, Terraform, Elasticsearch, OpenSearch, AWS
1mo
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Java Software Engineer
Annapolis Junction, Maryland, United States
$147k-$249k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
10+ YOEBachelor's in CS or related; experience with Java, Python, C/C++, SQL; UI development; Windows/Linux; strong software development principles; TS/SCI clearance.
Java, Python, C/C++, SQL, XML, HTML, XSLT, Jenkins, Eclipse, PostgreSQL, Oracle, PERL, PowerShell
2w
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Software Engineer, I - Java
Fort Washington, Pennsylvania, United States
$90k-$100k/yr RemoteFull Time
Office Practicum
Office Practicum: Pediatric-specific electronic health records and practice management software.
2+ YOETwo+ years in Java 17+/Spring Boot; experience with React; healthcare IT standards; AI tools Claude; remote work; bachelor's degree or equivalent.
Java, Spring Boot, React, Delphi, Python, MySQL, MongoDB, Claude, AWS, Git, Subversion, REST, FHIR, HL7, CCDA, X12, Networking
1mo
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Frontend Developer
Columbia, Maryland, United States
$87k-$182k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
7+ YOE7+ years SWE; TS/SCI with polygraph;Bachelor in CS or related; front-end testing/development; React; Robot Framework; Python/Java/C++; required
React, Robot Framework, Python, Java, C++
1mo
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Back End Developer/Engineer (MBI Clearance)
Columbia, Maryland, United States
$120k-$140k/yr HybridMultiple Commitments Available
iCallidus
iCallidus: Provides information technology and cybersecurity services to federal agencies.
7+ YOE7+ years back-end development; proficient in Java, Python, .NET, Node.js; REST/microservices; databases; cloud platforms; secure coding; MB I clearance preferred.
Java, Python, NET, Node.js, PostgreSQL, MySQL, MongoDB, SQL Server, REST, Microservices, AWS, Azure, GCP, OWASP
1mo
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Software Engineer
Warrenton or Denver or Fort Meade
OnsiteFull Time
Altamira Technologies
Altamira TechnologiesNYSE: PSN: Provides data analytics and engineering for national security missions.
Strong Java skills; full-stack development; experience with Java, JavaScript/TypeScript, Python, Angular, ELK stack; BS in CS/CE/EE; TS/SCI with poly; CI/CD experience.
Java, JavaScript, TypeScript, Angular, React, Elasticsearch, Python, REST, Docker, Kubernetes, Helm, Redis, NoSQL, SQL, Android
2mo
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Software Engineer, Senior
Fort Meade, Maryland, United States
$230k-$275k/yr OnsiteFull Time
Navstar
Navstar: Provides IT and cybersecurity solutions to the intelligence community.
11+ YOEActive TS/SCI clearance with polygraph; end-to-end capability development; enterprise Java development; Bachelor's degree with 11+ years of relevant experience; proficient in JAVA, Python, Rust, C++, TypeScript, Visual Studio, Gitlab.
Java, Python, Rust, C++, TypeScript, Visual Studio, GitLab
2mo
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Senior Software Developer
Hanover, Maryland, United States
OnsiteFull Time
VTG
VTG: Provides engineering and digital modernization for defense and national security.
20+ YOETwenty years of software development; multi-language proficiency (Java, Python, Rust, C++, Golang); Top Secret/SCI with Poly clearance.
Java, Python, Rust, C++, Golang, Docker, Kubernetes
2mo
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Full Stack Developer
Baltimore, Maryland, United States
$124k-$170k/yr RemoteFull Time
Index Analytics
Index Analytics: Delivers data strategy and IT solutions to federal health agencies.
3+ YOEBachelor's degree or equivalent experience; 3 years in similar role; proficient in Java/Go/Python; API development platforms; AWS; API-first; Agile.
Java, Go, Python, AWS, API Gateway, Apigee, Kong, CMS, Snowflake, Databricks, CloudFormation, Jenkins
2w
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Software Engineer, Senior
Fort Meade, Maryland, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
14+ YOESenior full-stack developer with Java, Python, Kubernetes; TS/SCI with polygraph; Bachelor's in CS or 14+ years experience in software engineering.
Java, Python, Kubernetes, Git, PHP, JavaScript
2w
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Software Engineer
Annapolis Junction, Maryland, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
7+ YOEFull stack developer with C++, Java, Kubernetes, Python; TS/SCI with poly; 7+ years, or 11+ years w/o degree; Bachelor's in Computer Science.
C++, Java, Kubernetes, Python, Git, JUnit, CppUnit
1mo
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Application Developer/Reverse Engineer
Annapolis Junction, Maryland, United States
$70k-$190k/yr OnsiteFull Time
Belay Technologies
Belay Technologies: Provides specialized technology and engineering services to the DoD.
12+ YOETS/SCI clearance with polygraph; 12 years' experience with B.S. or 10 years with M.S.; dataflow pipelines; NiFi; containerization; Linux development; Atlassian tools; Python/Go/Java; open-source tool deployment; SIGINT knowledge; 4+ years dataflow
NiFi, Jira, Confluence, Python, Go, Java, OpenTelemetry, OpenObserve, Svelte
1mo
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Software Engineer - Entry Level
Annapolis Junction, Maryland, United States
$90k-$112k/yr OnsiteFull Time
Boeing Intelligence & Analytics
Boeing Intelligence & AnalyticsNYSE: BA: Delivers intelligence, analytics, and cyber solutions for national security.
0+ YOEActive TS/SCI with Polygraph; Linux development experience; Python/C++/Java/JavaScript proficiency; SDR/geospatial skills desirable.
Python, C++, Java, JavaScript, Linux, Git, Jira, Confluence
1mo
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Cyber Software Developer - Advanced
Annapolis Junction, Maryland, United States
$151k-$266k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
9+ YOEActive Top Secret clearance with CI poly, strong Python and Java, AWS, CI/CD tools, Kubernetes, Docker, and cloud development experience.
Java, Spring Boot, Python, AWS, Maven, GitLab, GitOps, Kubernetes, Docker, REST
1mo
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Software Engineer
Annapolis Junction or Reston
$104k-$192k/yr OnsiteFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
2+ YOE2+ years software development; C#/.NET/Python/Java/C++ or C; distributed programming; building pipelines; on-call support; TS/SCI with poly; US passport.
C#, NET, Python, Java, C++, C, Azure Data Factory, PowerBI
2mo
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NLM Software Developer
Rockville, Maryland, United States
$105k-$132k/yr OnsiteFull Time
Ripple Effect
Ripple Effect: Provides professional consulting and scientific support to federal agencies
9+ YOE6+ years of software development experience; full SDLC; strong programming in C++, Python, Java, JavaScript, R; databases MySQL, PostgreSQL, MongoDB, ElasticSearch; Agile/DevSecOps; strong problem-solving and communication.
C++, Python, Java, JavaScript, R, Bash, MySQL, PostgreSQL, MongoDB, ElasticSearch, Jupyter Notebooks, GitHub, GitLab, CI/CD
1mo
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Software Engineer (HPC) Linux & Scripting Emphasis
Annapolis Junction, Maryland, United States
OnsiteFull Time
Interclypse
Interclypse: Provides software engineering and cybersecurity solutions for government agencies.
Develop, deploy, and maintain software in Linux environments; experience with Python/Java, DevOps, CI/CD, containers, and data engineering.
Linux, Bash, Python, Java, C, C++, Ruby, Perl, JavaScript, GitLab CI, Jenkins, Bamboo, Ansible, Docker, Kubernetes, Helm, Apache NiFi, Apache Spark, JSON, XML, CSV, Parquet, ActiveMQ, RabbitMQ, Kafka, MongoDB, PostgreSQL, MySQL, MariaDB, ElasticStack, Prometheus, Grafana, Jira, Confluence, Airflow, Vault, Keycloak, Slurm, Jupyter
2mo
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Application Developer I
Rockville, Maryland, United States
$65k-$82k/yr OnsiteFull Time
MOM's Organic Market
MOM's Organic Market: Operates a chain of environmentally focused organic grocery stores.
2+ YOEBachelor's in related field or equivalent experience; 2+ years software development; proficient in Java, JavaScript, HTML, CSS, SQL, Python; ML frameworks; Google Suite; grocery retail experience.
Java, JavaScript, HTML, CSS, SQL, Python, Machine Learning frameworks, Google Suite, Microsoft Office, Mac OS, Windows OS
2w
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Summer 2026 Software Developer Internship
Annapolis Junction, Maryland, United States
$26-$35/hr OnsiteInternship
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
0+ YOE0+ years of related experience; US citizenship; programming in Python/Java/C/C++/JavaScript; knowledge of software development lifecycle; collaborative teamwork.
Python, Java, C/C++, Rust, JavaScript/TypeScript
2w
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Data Engineer
Carlsbad or Germantown or Englewood or Tempe
$136k-$253k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.
5+ YOE5+ years software development with Java/Scala/Python/C/C++. SQL knowledge. Linux, Docker, Git/CI-CD. Cloud (AWS/GCP/Azure). BS in a related field.
Java, Scala, Python, C/C++, Linux, Docker, Git, CI/CD, PostgreSQL, MySQL
3w
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Junior Computer Scientist/Engineer
Aberdeen, Maryland, United States
$75k-$131k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
2+ YOEBachelor's in engineering or related field with 2 years software development experience; programming in Python/C++/Java; SECRET clearance required.
Python, C++, Java, Cloud platforms
2mo
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Junior CNO Developer (Onsite)
Annapolis Junction, Maryland, United States
OnsiteFull Time
Nightwing
Nightwing: Provides cybersecurity and intelligence solutions for government agencies.
1+ YOEBachelor's degree or 4 years of related experience; 1 year programming in Assembly, C, C++, Java, Perl, or Python; 1+ year development in Windows/.NET or UNIX environments.
Python, C, C++, Java, Perl, Assembly, PowerShell, Bash, Visual Studio, .NET, Git, IDA Pro, Ghidra, OllyDbg
1w
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Software Engineer 2
Columbia, Maryland, United States
OnsiteFull Time
RealmOne
RealmOne: Provides advanced technology services for national security agencies.
14+ YOEExperience with Zabbix, Python, Java, CSC, and Linux; senior SWE with leadership responsibilities.
Zabbix, Python, Java, CSC, Linux
1mo
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Software Engineer
Annapolis Junction, Maryland, United States
$150k-$185k/yr OnsiteFull Time
Peterson Technologies
Peterson Technologies: Engineering firm providing data and cyber solutions for defense.
7+ YOEDevelop, maintain, and enhance software systems; require TS/SCI with polygraph eligibility; 7+ years of software engineering experience; bachelor's degree or 11+ years without a degree; Java, AWS, Python; MongoDB preferred.
Java, AWS, Python, MongoDB
1mo
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1650 - Software Developer
Belcamp, Maryland, United States
$83k-$140k/yr OnsiteFull Time
Sigma Defense: Develops tactical communications and intelligence systems for defense.
10+ YOE10+ years in software development; 5+ years DoD software support; strong requirements analysis, architecture, and coding skills; Java, Python, C#, and JavaScript; ability to document software; U.S. citizen; Secret security clearance or higher; Bachelor's Science degree.
Java, Python, C#, JavaScript
2mo
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SOFTWARE ENGINEER - Python/RUST - 7+ yrs of Experience - TS/SCI w/Poly clearance is required - ID
Fort Meade, Maryland, United States
$172k-$206k/yr OnsiteFull Time
Halogen Engineering Group
Halogen Engineering Group: Provides specialized engineering, cybersecurity, and program management services.
7+ YOE6-10 years of software development experience; TS/SCI with Poly clearance required; Python and Rust; Unix/Linux; containerization; CI/CD; Git; RDBMS/NoSQL; cloud a plus.
Python, Rust, Linux, Bash, MongoDB, PostgreSQL, Docker, Kubernetes, Helm, RabbitMQ, GitLab CI, Ansible, Git, Spring, Kafka, CI/CD, Jenkins, J2EE
5d
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Software Engineer 1 (DM)
Hanover, Maryland, United States
OnsiteFull Time
Quevera: Software engineering and cloud solutions for government and defense.
Strong analytics development background; Pig and PySpark; Python, Java, Scala; NiFi; Ansible; agile environment; patch management; must have TS/SCI Poly clearance to apply.
Pig, PySpark, Python, Java, Scala, NiFi, Ansible
1mo
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Software Engineer - Entry Level
Annapolis Junction, Maryland, United States
$90k-$112k/yr OnsiteFull Time
Boeing Intelligence & Analytics
Boeing Intelligence & AnalyticsNYSE: BA: Provides intelligence analytics and cyber solutions for national security.
Active TS/SCI with Polygraph; Linux development; Python, C++, Java, or JavaScript; BS in Computer Science or related field; 4 years of additional SWE experience may substitute for a degree.
Linux, Python, C++, Java, JavaScript, Git, Jira, Confluence
6d
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Software Developer
Adelphi, Maryland, United States
OnsiteFull Time
Tyto Athene
Tyto Athene: Provides IT services and digital transformation for government agencies.
10+ YOEBachelor's degree or 3 years of relevant experience; 10+ years software development; proficient in Python, PHP, JavaScript, C/C++, and/or Java; Elasticsearch/PostgreSQL; Linux; secure SDLC; ML/AI; web frameworks; Git/CI/CD; Atlassian tools; REST APIs; Docker/Kubernetes; ITIL Foundations; TS/SCI clearance.
Python, PHP, JavaScript, C/C++, Java, Elasticsearch, PostgreSQL, Docker, Kubernetes, Laravel, NodeJS, React, Angular, Git, BitBucket, CI/CD, JIRA, Confluence, RESTful API, REST API, Linux
1w
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Lead Software Engineer
Rockville or Tysons
$114k-$249k/yr HybridFull Time
FINRA
FINRA: Regulates brokerage firms and exchange markets in the United States.
7+ YOELead software engineer with Java, AWS, Python, and strong system design experience.
Spring Boot, Java, Python, REST, GraphQL, Microservices, AWS, PostgreSQL, MySQL, MongoDB, Cassandra, Neo4j, Amazon Neptune, S3, Lambda, SQS, SNS, ECS, Fargate, Aurora, CI/CD
1w
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NLM Software Engineer I
Bethesda, Maryland, United States
$70k-$95k/yr OnsiteFull Time
Lexical Intelligence
Lexical Intelligence: Develops NLP software for biomedical research and portfolio analysis.
2+ YOE2+ years software development experience; BS/degree in CS/SE; proficiency in Python/Java/JavaScript/C++/R/SQL; SDLC and secure coding; web app development; Git; strong communication; US work authorization with Public Trust clearance.
Python, Java, JavaScript, C++, R, SQL, Matlab, SAS, ETL, MySQL, MongoDB, Jupyter Notebooks, Git, GitHub, GitLab, Linux, Docker, Kubernetes, REST, AWS, Google Cloud, Azure, CI/CD, US-CERT, OWASP
2w
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GIS Developer Analyst (Key Personnel)
Washington or Albuquerque or Germantown or Denver
HybridFull Time
Data Systems Analysts
Data Systems Analysts: Provides IT and cybersecurity solutions for government agencies.
3+ YOEBachelor's degree in GIS/Geography/CS or related field; 3–5 years GIS development; Python/JavaScript/C#/Java; geospatial analysis; DOE Q clearance; emergency management experience preferred.
ArcGIS Pro, ArcGIS Online, Experience Builder, Survey123, Python, JavaScript, ArcPy, ArcGIS SDKs, C#, Java
1mo
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Software Developer 3 (SWD3)
Annapolis Junction, Maryland, United States
OnsiteFull Time
RealmOne
RealmOne: Provides cybersecurity and intelligence services for national security missions.
15+ YOESenior software developer with Java, Linux/UNIX, and full lifecycle software development; experience with AWS, Spring, and middleware; DoD 8570 IAT Level II certification.
Java, AWS, Angular, Hibernate, PostgreSQL, Docker, Podman, JHipster, XML/XSD, C++, Python, Perl, Ruby on Rails, Django, Spring Framework, Eclipse, JBuilder

HiringCafe market data

Java Python Developer Jobs market signals in Manchester, 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
540+
Hiring companies
130+
Fresh sample
42% new in 30d
Salary visibility
68% show pay

Companies appearing in this market

Boeing Intelligence & AnalyticsBooz Allen HamiltonRealmOneBAE SystemsAccenture Federal ServicesBelay TechnologiesCACIGEICO

Work location mix in visible results

Onsite: 91Hybrid: 25Remote: 4