34 java software engineer jobs at 18 companies in Harrington, DE

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
2d
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Software Engineer
Annapolis or Maryland
$132k-$180k/yr OnsiteFull Time
University of Washington
University of Washington: Provides higher education and comprehensive academic healthcare services.
5+ YOEBachelor's in engineering and 5+ years software integration and Linux (RHEL8) experience, US citizenship, eligibility for DoD Top Secret clearance, proficiency with MATLAB and modern languages (Python,C++,Java).
MATLAB, Python, C++, Java, RHEL8
2mo
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Software Engineer
Baltimore or Annapolis
HybridFull Time
ExistX
ExistX: Transitions national security research into operational software and systems.
5+ YOE5+ years enterprise software development; BS in Computer Science or related field; backend languages Java/C/C++/Rust/Python; experience with scalable systems; strong documentation; cryptography or cloud knowledge preferred.
Java, C/C++, Rust, Python, Cryptol, Haskell, Docker, Kubernetes, AWS, Azure
1mo
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Software Engineer 2
Annapolis Junction, Maryland, United States
OnsiteFull Time
Entegra Systems
Entegra Systems: Provides engineering and intelligence analysis for government missions.
14+ YOE14+ years software development; Java; REST; middleware; Scrum; TS/SCI with CI Poly clearance; Bachelor's degree; strong team player.
Java, REST, Middleware, Web Services, ETL, Unit Testing, Scripting
1mo
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Radio Services Software Engineer
Aberdeen Proving Ground, Maryland, United States
$150k-$174k/yr OnsiteFull Time
Sigmatech
Sigmatech: Provides specialized engineering, technical, and programmatic support for government agencies.
10+ YOEBachelor's in CS/SE (or equivalent experience), 10+ years software engineering with 3+ years on DoD communications, proficiency in C++, Java, or Python, secure coding and networking protocols knowledge, active DoD Secret clearance.
C++, Java, Python, VENOM, Agile, DevSecOps
3mo
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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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Senior Software Engineer
Annapolis Junction or United States
$180k-$260k/yr OnsiteFull Time
GliaCell Technologies
GliaCell Technologies: Software and systems engineering for the intelligence community.
14+ YOEActive TS/SCI with Polygraph required; 14+ years software engineering; BS in Computer Science or related; US citizenship; 4 years experience can substitute for degree; strong Java, MapReduce, Cloud; Annapolis Junction, MD.
Java, MapReduce, Cloud
3mo
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Journeyman Software Developer
Aberdeen, Maryland, United States
$104k-$181k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
4+ YOEBachelor's in CS/Engineering with 4 years experience or 6 years related software development experience; US citizenship; SECRET clearance; proficiency in Python, C++, Java, C#; CI/CD; DoD/C-UAS experience preferred.
Python, C++, Java, C#, CI/CD, containerization, microservices, cloud
3d
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Senior Software Developer
Annapolis or California or Colorado or Illinois or Minnesota or New Jersey or New York or Oregon or Washington
$85k-$117k/yr RemoteFull Time
Syms Strategic Group
Syms Strategic Group: Provides IT and professional services to federal government agencies.
8+ YOE8+ years backend software development (Java/NodeJS), RESTful API design for healthcare EDI, Angular frontend integration, AWS cloud experience, Git workflows, unit/integration testing, and Public Trust eligibility.
Java, NodeJS, Angular, C#, .Net, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Microsoft Teams, Electronic Data Interchange (EDI), X.12
2mo
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Sr Software Developer
Annapolis Junction or Columbia
$174k-$220k/yr OnsiteFull Time
ELEVI Associates
ELEVI Associates: Provides cyber security and IT engineering for federal agencies.
20+ YOEActive security clearance with FS Poly; 20+ years as a software engineer in similar scope, or 4+ years of experience
Java, PostgreSQL, Database design, RESTful API, Docker, Power BI, Python, Power Query M, MariaDB, Elasticsearch
3mo
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Cloud Software Engineer (Java/Kotlin), Senior Associate
Annapolis Junction, Maryland, United States
$104k-$166k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
Active TS/SCI clearance with a current polygraph; degree and experience per requirements; cloud/DevOps certifications; strong software development with Java/Kotlin and web technologies; Linux experience; documentation skills.
Java, Kotlin, React, JavaScript, TypeScript, Linux, Cloud / Containers, Open-source distributed computing
2w
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2440AS - Software Engineer I
Aberdeen, Maryland, United States
$75k-$98k/yr OnsiteFull Time
Techximius: Provides specialized IT and engineering services for defense missions.
1+ YOEBachelors in computer science or similar, 1-5 years software programming experience, proficiency in Java/C/C++/Python/JavaScript, experience with backend/microservices/web development, strong communication and documentation skills, current DoW clearance required.
Java, C/C++, Python, JavaScript, Node.js, Vue.js, Windows, Linux, Android, UML
1mo
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Principal Software Engineer, Field Engineering
Aberdeen Proving Ground, Maryland, United States
$160k-$220k/yr OnsiteFull Time
Raft
Raft: Builds AI and data platforms for U.S. national defense.
5+ YOE5+ years hands-on software engineering; active Secret clearance; backend Go/Java/Rust; DevSecOps; Kubernetes; Bash/Python; Army-domain knowledge; customer-facing; Security+ readiness; willing to relocate to APG.
Go, Java, Rust, Kubernetes, Helm, CI/CD, Infrastructure as Code, Bash, Python, RMF
1mo
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Full Stack Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Gigatec
Gigatec: Providing systems engineering and software development services for defense.
3+ YOEExperienced software engineer skilled in Python/Java, front-end web tech, data processing, and streaming tools. Top Secret clearance required with polygraph. U.S. work authorization; no visa sponsorship.
Python, Java, Streamlit, TypeScript, HTML, CSS, JavaScript, React, Angular, Vue, Apache Spark, Jupyter Notebook, pandas, NumPy, Parquet, JSON, CSV, XML, Git, Apache Airflow, MySQL, MariaDB, PostgreSQL, Slurm, JIRA, Confluence
3mo
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Software Engineer - Hybrid
Annapolis Junction, Maryland, United States
$165k-$185k/yr HybridFull Time
Red Arch Solutions
Red Arch Solutions: Provides IT engineering solutions for the intelligence community.
3+ YOETS/SCI with Poly required; degree plus years; Linux, Bash, Python/Java, Airflow, Spark, Docker/Podman, Git; AWS familiarity.
Apache Airflow, Python, Java, Bash, Linux, Apache Spark, Docker, Podman, Git, AWS
3mo
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Software Engineer 3
Annapolis Junction, Maryland, United States
$176k-$238k/yr OnsiteFull Time
General Dynamics Information Technology
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOE8+ years related experience; BS; TS/SCI clearance with polygraph; strong Java/Linux/Python; Spark/airflow; SQL databases; Jira/Confluence; Git.
Linux, Python, Java, Apache Spark, Apache Airflow, SQL, MySQL, MariaDB, PostgreSQL, Jupyter Notebook, pandas, NumPy, Git, HPC Slurm, JIRA, Confluence
3w
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Software Developer I
Aberdeen Proving Ground, Maryland, United States
$95k/yr HybridFull Time
Agile Defense
Agile Defense: Provides IT modernization and cybersecurity for federal government agencies.
1+ YOEMust have Interim Secret/Top Secret clearance to start, obtain Security+ (IAT-II) within 90 days, 1+ years Java experience (Core Java 1.7+), and familiarity with JDBC/MySQL, JMS/Artemis/ActiveMQ, ESB and XML technologies. Bachelor's typical; 0-2 years experience.
C, C++, Java, Core Java (1.7+), JDBC, MySQL, JMS, Artemis, Apache ActiveMQ, Enterprise Service Bus, XML, XSD, XSLT, XPATH, Object XML mapping, GitLab, Apache Ant, IZPack, PHP, JavaScript, REST, Web Services, SNMP, Apache HTTP server, Windows IIS, LDAP, Active Directory, Wireshark, Java PCAP libraries, VMWare ESX, Microsoft HyperV
2mo
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Splunk Software Engineer (SF)
Annapolis Junction, Maryland, United States
$125k-$250k/yr OnsiteFull Time
Kenjya-Trusant Group
Kenjya-Trusant Group: Provides technical and management services to government agencies.
14+ YOEUS citizenship required; TS/SCI with Poly; BS CS with 14+ years; 14 years SWE exp; 5 years OO languages (C++, Java); 4-year degree substitution; must have Splunk, ROXY and RHEL 9.
Splunk, ROXY, RHEL 9, C++, Java
1mo
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Sr. Principal Cyber Software Engineer
Annapolis Junction or San Antonio or Aurora or Carey
$149k-$235k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
8+ YOEBachelor's degree in computer science, information systems, or network engineering with 8+ years experience; strong C/C++, Java, Python; CNO tools; Windows/.NET and Unix/Linux development.
C, C++, Java, Perl, Python, Visual Studio, NET, Unix/Linux, Makefiles
1mo
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API Developer/Programmer
Aberdeen Proving Ground, Maryland, United States
$90k-$150k/yr OnsiteFull Time
SURVICE Engineering
SURVICE Engineering: Engineering services and survivability analysis for defense systems.
2+ YOEBachelor's degree in a technical field and 2+ years experience. Experience with web/API development, MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java, cloud/containerization, information systems security, and Agile.
MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java
2mo
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Full Stack Developer (5285) (Cleared & On-site)
Washington or Hollywood
$115k-$193k/yr OnsiteFull Time
SMX
SMX: Providing cloud, cybersecurity, and mission-focused technology solutions to government.
5+ YOE5+ years with ETL, web development, and data analytics; active Top Secret clearance; on-site four days a week in Washington, DC; strong React/JavaScript, Python, Java, and Power BI skills.
HTML5, CSS3, Java, JavaScript, TypeScript, Node.js, React, Python, Power BI, ETL, Big data