63 junior java developer jobs at 26 companies in Downingtown, PA
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
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).
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.
Software Engineer I - Java/Hybrid, Bala Cynwyd, PA
Bala Cynwyd, Pennsylvania, United States
$55k-$68k/yrHybridFull Time
Tokio Marine North America ServicesTokyo Stock Exchange: 8766: Provides corporate support services for Tokio Marine insurance companies.
0+ YOEBachelor's in CS/IT/Engineering/MIS required,0-2 years development experience,experience with Java,OOP,data structures,web development,SQL,GIT and familiarity with Agile,CI/CD and cloud concepts.
Java, IntelliJ IDEA, Eclipse, JavaScript, HTML, CSS, React, Microsoft SQL Server, Oracle, MySQL, PostgreSQL, Git, GitHub Copilot, Cursor, ServiceNow, Jira, Microsoft Azure DevOps, Amazon Web Services (AWS), Microsoft Azure, CI/CD, DevOps
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
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.
CACINYSE: CACI: Provides information technology and professional services to government clients.
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.
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
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
2+ YOEBachelor's in CS/CE/EE/Applied Math/Physics, minimum 2 years professional software development experience using Java, C++ or Python, ability to obtain/maintain SECRET clearance, U.S. citizenship required.
ASRC Federal: Provides engineering and IT services to federal government agencies.
0+ YOEBachelor's degree or equivalent experience; 0-2 years in real-time mission-critical development preferred; ability to obtain security clearance; experience with OOP, Java/C++/Python, UNIX/Linux, and IDEs.
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
Innovative Defense Technologies: A defense technology delivering automated software and systems solutions for the U.S. government.
0+ YOEBachelor's degree (or equivalent) in a technical field, 0–3 years professional software development experience, proficiency in C++, Java, Python, or JavaScript, familiarity with Git, Linux, SQL/PostgreSQL, container tech, and ability to obtain/maintain a Secret clearance.
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.
EPAM SystemsNYSE: EPAM: Provides global digital platform engineering and software development services.
0.5+ YOEBachelor's degree in a computing or related field, 6+ months relevant experience, familiarity with cloud/web/database tech (.NET, GCP, Azure, AWS) and one programming language (Java, C++, C#, Python, JavaScript, Golang, or Swift); Git or Docker experience; Agile experience.
Power Home Remodeling: Provides residential exterior home renovation and remodeling services.
2+ YOE2+ years full-stack development experience (Rails preferred), agile experience, automation/integration testing, strong communication and mentoring skills.
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
2+ YOEU.S. citizen able to obtain Secret clearance, Bachelor's in Engineering/Computer Science (or equivalent) with ~2+ years experience, experience with Java or Python (Java preferred), software integrations/APIs, data pipelines/ETL familiarity, strong communication and problem-solving skills.
Java, Python, Cameo Systems Modeler, Ansys ModelCenter, Ansys STK, APIs
KPMG: Global professional services network providing audit, tax, and advisory.
2+ YOE2+ years industry experience; bachelor\u0002s in CS/Engineering/MIS; proficiency in one or more languages (Java,C,C++,C#,Visual Basic), SQL, cloud computing (AWS, Azure); strong communication and technical analysis skills.
EY-Parthenon - Strategy and Execution - Growth Platforms - Software Engineer - Sr Assoc/Consultant (New York, NY, US, 10001-8604)
New York or Atlanta or Boston or Chicago or Dallas or Denver or Detroit or Houston or Los Angeles or McLean or Hoboken or Philadelphia or San Francisco or Seattle
$130k-$185k/yrHybridFull Time
EY: Global firm providing audit, tax, and professional consulting services.
1.5+ YOEBachelor's degree plus ~2 years related experience (or graduate degree plus ~18 months). Experience with backend/full‑stack development (Python, Java, Scala, TypeScript), cloud (AWS/GCP), containerization, IaC, LLM integration, and productionizing AI tooling; strong communication and client‑facing skills.
Python, Java, Scala, TypeScript, AWS, GCP, Microsoft Copilot
Software Engineer II *** EST Preferred - Hybrid in Horsham, PA
Horsham, Pennsylvania, United States
$72k-$119k/yrHybridFull Time
RELXLondon Stock Exchange: REL: Provides professional data analytics, scientific publishing, and trade exhibitions.
1+ YOEBS in CS/Engineering or equivalent, 1+ years software engineering experience, proficiency with SQL/PL/SQL and Oracle, strong programming in C#, .NET, Java/J2EE, JavaScript, C/C++, HTML, XML, unit testing frameworks, and Git; US citizenship and Public Trust clearance required.
Software Engineer II *** EST Preferred - Hybrid in Horsham, PA
Horsham, Pennsylvania, United States
$72k-$119k/yrHybridFull Time
LexisNexisNYSE: RELX: Provides legal research and business analytics software solutions.
1+ YOEU.S. citizen required. 1+ years professional software engineering experience. BS in Engineering/Computer Science or equivalent. Proficiency with SQL/PL/SQL and Oracle, relational data modeling, and programming in C#/.NET, Java/J2EE, JavaScript, C/C++, HTML, XML. Experience with unit test frameworks and Git; Agile experience.
Thunderbolt Solutions: Provides engineering and software for defense and logistics.
0+ YOEBachelor's degree or equivalent, U.S. citizenship and ability to obtain secret clearance, 0-2 years real-time mission-critical software experience, proficiency in object-oriented design and EM/IDE tools.
Product Development Engineer I (AI-Native) (Onsite role)
Ambler, Pennsylvania, United States
$80k-$90k/yrOnsiteFull Time
Phenom: AI-powered talent experience platform for recruiting and retention.
1+ YOE1-4 years software development experience, bachelor’s in CS or related required (master's preferred), strong programming (Python/Java/JS/TS/Go), CS fundamentals, Git, REST/SQL, EMR and cloud familiarity.