18 junior java developer jobs at 14 companies in Windsor, PA
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Junior Reverse Engineer
Aberdeen Proving Ground, Maryland, United States
$76k-$156k/yr OnsiteFull Time
2+ YOEActive Secret clearance, BS in related discipline with 2+ years experience, Linux and programming experience (Python/Java/C/C++), knowledge of binary analysis and cryptography, and strong communication skills.
Linux, Python, Java, C/C++, Ghidra, Binary Ninja, IDA, JADX, x64dbg, GDB, I2C, JTAG, UART, SPI, USB, Ethernet, APIs
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Junior Reverse Engineer
Aberdeen Proving Ground, Maryland, United States
$76k-$156k/yr OnsiteFull Time
2+ YOEActive Secret clearance, BS in related discipline, 2+ years related experience, Linux experience, knowledge of cryptography, programming experience (Python/Java/C/C++), and proficiency communicating technical findings.
Linux, Python, Java, C/C++, Ghidra, Binary Ninja, IDA, JADX, x64dbg, GDB, APIs
2w
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Contract Associate Development Engineer
Hunt Valley, Maryland, United States
$82k/yr OnsiteContract, Full Time
0.5+ YOEBachelor's in CS or equivalent experience, ~6 months application/web development, proficiency with JavaScript/Java/Node.js/React/Python/SQL/NoSQL, familiarity with CI/CD and cloud-native architectures.
JavaScript, Java, Express, Node.js, MySQL, MongoDB, Mongoose, Python, ReactJS, jQuery, HTML5, CSS, CI/CD, IAC, AWS, Databricks, Docker, Kubernetes, Terraform
2mo
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API Developer/Programmer
Aberdeen Proving Ground, Maryland, United States
$90k-$150k/yr OnsiteFull Time
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
1mo
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Software Developer I
Aberdeen Proving Ground, Maryland, United States
$95k/yr HybridFull Time
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
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Developer
York, Pennsylvania, United States
$46k/yr OnsiteFull Time
0.5+ YOEMinimum 6 months development experience or county IT employment; familiarity with Microsoft development tools, SQL, Java/JavaScript, HTML/CSS, Python, C#/C/.NET, PHP, SDLC, Agile, version control, and CI/CD; valid driver’s license and criminal background check/fingerprinting required.
Microsoft development tools, SQL, code repositories, Java, JavaScript, HTML, CSS, Python, C#, C, .NET, PHP, SDLC, Agile, version control systems, CI/CD pipelines
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Software Engineer I
Aberdeen, Maryland, United States
$60k-$75k/yr HybridFull Time
Techximius: Provides specialized IT and engineering services for defense missions.
1+ YOEBachelor's degree in computer science or similar, 1–5 years of programming experience, proficiency in Java, C/C++, Python, or JavaScript, and ability to obtain or hold a current DoD clearance.
Java, C, C++, Python, JavaScript, Windows, Linux, Android, Node.js, Vue.js, UML
1w
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Journeyman Software Developer
United States or Aberdeen
RemoteFull Time
1+ YOEBachelor's degree,1+ years application development experience,Palantir Foundry experience preferred,Proficiency in Python,Java,JavaScript,ETL and data integration experience,Secret clearance preferred.
Palantir Foundry, Python, Java, JavaScript
2mo
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Software Engineer Intern - Fulton, MD
Fulton, Maryland, United States
$30-$38/hr OnsiteMultiple Commitments Available
Pursuing Bachelor's in CS/CE/EE; strong Python/Java/HTML/JavaScript; software lifecycle experience; Windows/Linux API knowledge; client/server; problem solving; communication; self-motivation; teamwork.
Python, Java, HTML, JavaScript, Windows API, Linux API, Git, Jenkins, CI/CD
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DevOps Engineer, Application Support
New Castle, Delaware, United States
$76k-$106k/yr HybridFull Time
2+ YOE2+ years DevOps or software engineering experience on Linux, scripting experience (Python/Java/Perl/Ruby), YAML CI/CD pipelines, WebLogic, SQL, and bachelor's degree or equivalent experience.
Linux, Python, Java, Perl, Ruby, YAML, WebLogic, SQL, CI/CD, Terraform, CloudFormation, Microsoft Azure
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2027 Global Technology - Associate Software Engineer
Baltimore or Maryland or Colorado or Washington or Washington or New York or California or United States
$78k-$165k/yr HybridFull Time
Full-time student graduating Dec 2025–May/June 2026, minimum 3.0 GPA, major in CS/Statistics/Math/Engineering, competency in at least one programming language, familiar with modern software methodologies (e.g., Scrum).
Java, JavaScript, Python, SQL, Git, CI/CD, Docker, iOS/Swift, Android/Java, Apple Testflight, Google Firebase, Amazon Web Services, Linux, Machine learning
1mo
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Managed Services - Data Engineer - Experienced Associate
Phoenix or Indianapolis or Grand Rapids or Raleigh or Charlotte or Jacksonville or Cincinnati or Cleveland or Columbia or Kansas City or Columbus or Dallas or Las Vegas or Little Rock or Baltimore or Richmond or Louisville or Sacramento or Birmingham or St. Louis or Albany or Tampa or Atlanta or Toledo or Tulsa or Austin or Miami or Milwaukee or Minneapolis or Denver or Des Moines or Nashville or Detroit or New Orleans or Buffalo or Oklahoma City or Fort Worth or Greensboro or Pittsburgh or Houston
$63k-$140k/yr OnsiteFull Time
1+ YOEBachelor's degree, 1+ years' experience, proficiency with Python, Java, SQL, DataStage, DB2/SQL Server, Oracle BI, QlikView/Spotfire, UNIX; experience with data engineering, ETL, and data architecture.
Python, Java, DataStage, Oracle Business Intelligence, QlikView, Spotfire, DB2, SQL Server, SQL, Snowflake, UNIX
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Software Engineer I (Sea Systems) - Hunt Valley, MD
Hunt Valley, Maryland, United States
$96k/yr OnsiteFull Time
Bachelor’s or master’s in software engineering or computer science, entry-level (<2 years) experience, C/C++ or Java, shell scripting, Unix, OOA/OOD, basic configuration management; travel up to 20%.
C, C++, Java, shell scripting, Unix, CSS, JavaScript, TypeScript, REST API, SQL, NoSQL, CAN
2mo
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Full-Stack Data Engineer (TS/SCI)
Hampton or Annapolis Junction or Alexandria or Chantilly or Washington or Reston or McLean or Herndon or Bethesda or Catonsville or Frederick or Ashburn
$90k-$168k/yr OnsiteFull Time
2+ YOEUS citizen with active TS//SCI or immediate eligibility, Bachelor\u0002s required (Master's preferred), 2+ years data engineering/dev experience, 2+ years Python (or Ruby/Java/R) and SQL/NoSQL, 1+ year prompt engineering/GenAI, regex and NLP experience.
Python, Ruby, Java, R, SQL, NoSQL, SPSS, HTML, CSS, regex, NLP, API, LLMs, GenAI
1mo
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Cyber Security Code Analyst, Mid
Belcamp, Maryland, United States
$62k-$141k/yr OnsiteFull Time
1+ YOE1+ years coding experience with Java, C/C++, or Python; knowledge of SDLC/DevSecOps and IEEE/CMMI; ability to review software design/docs; Secret clearance and Bachelor's in STEM required.
Java, C, C++, Python, IEEE, CMMI, SDLC, DevSecOps, Understand, Coverity, Klocwork, VHDL, Rust
1mo
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SuccessFactors Recruiting: Sr. Research Data Analyst (DOM Infectious Disease) (121535)
Baltimore, Maryland, United States
$56k-$98k/yr OnsiteFull Time
1+ YOEMaster's in a related field, 1+ year related experience, advanced knowledge in data modeling and statistical analysis, experience with genomic data and bioinformatics, programming (Python, R, Java/C/C++, Perl), HPC and statistical software (SAS, STATA).
Java, C, C++, Perl, Python, R, Rshiny, Illumina, nanopore, RNA-seq, nano String, Rockfish, SAS, STATA, Microsoft Office Suite
1mo
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Cyber Security Code Analyst, Mid
Belcamp, Maryland, United States
$62k-$141k/yr HybridFull Time
1+ YOESecret clearance, Bachelor’s degree in STEM, 1+ years experience with Java, C/C++, or Python, knowledge of SDLC/DevSecOps and software development best practices (IEEE or CMMI), ability to review design docs.
Java, C, C++, Python, IEEE, CMMI, SDLC, DevSecOps, Understand, Coverity, Klocwork, VHDL, Rust
1mo
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Sr. Research Data Analyst (DOM Infectious Disease)
Baltimore, Maryland, United States
$56k-$98k/yr OnsiteFull Time
1+ YOEMaster's degree required, 1+ year related experience; ability to analyze clinical and genomic data, design studies, build data models, conduct statistical analyses, and develop software tools across languages.
Illumina, nanopore, RNA-seq, nano String, Rshiny, Java, C, C++, Perl, Python, R, SAS, STATA, Mac OS, Windows, Office Suite, Rockfish cluster
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