HiringCafe
Join our community

101 junior java jobs at 31 companies in Oceanside, CA

1d
Save
Mark Applied
Hide
Java Developer
Santa Ana, California, United States
OnsiteFull Time
Artificial Compute
Artificial Compute: AI workforce platform for business process automation and agents.
Role for a Java developer.
Job PostingView all
2mo
Save
Mark Applied
Hide
Junior Cyber Software Engineer
San Diego, California, United States
$86k-$138k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
2+ YOEBachelor's degree in STEM with 2 years’ experience, or 6 years in software development; TS/SB clearance eligibility; US citizenship; Linux and shell scripting; strong C/C++, Golang, Python, and Java; GitLab/CI-CD experience; data structures and algorithms; networking knowledge.
Linux, Shell Scripting, C/C++, Golang, Python, Java, GitLab, CI/CD
Job PostingView all
2w
Save
Mark Applied
Hide
Software Development Engineer (Java)
Irvine or Dallas or Austin
$107k-$130k/yr HybridFull Time
Cotality
Cotality: Provider of property intelligence, data, and analytics solutions.
2+ YOE2+ years software development experience; proficiency with Java, Spring Boot, REST/GraphQL APIs, cloud platforms (GCP), CI/CD; strong problem-solving and communication skills.
Java, GraphQL, Google Cloud Platform (GCP), Spring Boot, Spring Framework, Spring MVC, Spring Data, REST APIs, CI/CD, GitHub Copilot, Gemini
Job PostingView all
2mo
Save
Mark Applied
Hide
Junior Cyber Software Engineer
San Diego, California, United States
$86k-$138k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
2+ YOEBachelor’s degree in STEM with 2 years experience or 6 years relevant work; SECRET clearance with potential TS/SCI; US citizenship; strong Linux, programming in C/C++, Go, Python, Java; GitLab/CI/CD; data structures and networking knowledge.
Linux, C/C++, Go, Python, Java, Git, CI/CD, Shell scripting
Job PostingView all
1mo
Save
Mark Applied
Hide
Software Engineer/Principal Software Engineer - JAVA
San Diego, California, United States
$92k-$138k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEU.S. Top Secret clearance required/transferable, Java microservices development, XML/JAXB, Maven, Agile, CI/CD, Confluence and Jira experience; Bachelor/Master/PhD in STEM with related engineering experience.
Java, XML, XSLT, XSD, JAXB, XPath, Maven, Confluence, Jira, Postgres, CloudNativePG, Elasticsearch, MongoDB, Redis, JMS, ActiveMQ, Kafka, Ansible, Bash, PowerShell, Python, Bamboo, GitLab, Bitbucket
Job PostingView all
1mo
Save
Mark Applied
Hide
Software Engineer/Principal Software Engineer - JAVA
San Diego, California, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEBachelor's in STEM with 2+ years (Level 2) or 5+ years (Level 3); Top Secret clearance required/transferable; experience with Java microservices, XML technologies, Maven, CI/CD, Agile, and strong communication skills.
Java, XML, XSLT, XSD, JAXB, XPath, Maven, Confluence, Jira, Postgres, CloudNativePG, Elasticsearch, MongoDB, Redis, JMS, ActiveMQ, Kafka, Ansible, Bash, PowerShell, Python, Bamboo, GitLab, Bitbucket
Job PostingView all
6d
Save
Mark Applied
Hide
Student Researcher, PhD, Fall 2026
Mountain View or Ann Arbor or Atlanta or Austin or Cambridge or Chicago or Irvine or Kirkland or Los Angeles or Madison or New York or Palo Alto or Pittsburgh or Goleta or San Bruno or Seattle or San Francisco or Sunnyvale or Washington D.C.
$118k-$157k/yr OnsiteInternship
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
PhD student in CS or related field, research experience, proficiency in English and programming (e.g., Python, Java, JavaScript, C/C++); submit CV and transcript.
Python, Java, JavaScript, C, C++
Job PostingView all
2w
Save
Mark Applied
Hide
QGOV Security Software Engineer
San Diego, California, United States
$135k-$202k/yr OnsiteFull Time
Qualcomm
QualcommNASDAQ: QCOM: Designs and manufactures semiconductors and wireless telecommunications products.
2+ YOEExperience in embedded software and vulnerability research; proficiency in C/C++, Java, Python, Linux tools, and reverse engineering; active Top Secret clearance preferred.
C, C++, Java, Python, Linux, gdb, strace, ltrace, objdump, readelf, Trace32, JTAG, Git, Android Debug Bridge (ADB), IDA Pro, Ghidra, Large Language Models (LLMs)
Job PostingView all
2mo
Save
Mark Applied
Hide
Associate Software Developer
Poway, California, United States
$72k-$110k/yr HybridFull Time
General Atomics
General Atomics: Designs and manufactures unmanned aircraft and nuclear technology systems.
0+ YOEBachelor's in CS/IS preferred (or equivalent experience). Familiarity with C/C++, Java or Python. Ability to obtain and maintain DoD security clearance. Strong communication and problem-solving skills.
C, C++, Java, Python
Job PostingView all
2mo
Save
Mark Applied
Hide
Head Robotics Team Coach
Santa Ana, California, United States
$20k/yr OnsitePart Time
Mater Dei High School
Mater Dei High School: Catholic college preparatory high school in Santa Ana.
CPR required; familiarity with robotics systems, Java, CAD, 3D printers, mechanical design, and mentoring high school students; bachelor's degree preferred.
Java, CAD, 3D printers
Job PostingView all
5d
Save
Mark Applied
Hide
Software Engineer
Colorado Springs or Irvine or Longmont or Fremont or Rochester or San Jose
$111k-$148k/yr OnsiteFull Time
Western Digital
Western DigitalNASDAQ: WDC: Design and manufacture data storage devices and systems.
0+ YOEPursuing or recent Bachelor's/Master's in a technical field; experience with C/C++, Python, Java, Go, SQL, or JavaScript through coursework or internships; familiarity with software fundamentals, debugging, and development tools.
C, C++, Python, Java, Go (Golang), SQL, JavaScript, Microsoft Office, Git, Linux, IDEs
Job PostingView all
2d
Save
Mark Applied
Hide
Machine Learning Engineer II
Irvine, California, United States
$97k-$162k/yr HybridFull Time
Panasonic Avionics Corporation
Panasonic Avionics CorporationTokyo Stock Exchange: 6752: Provides in-flight entertainment and connectivity systems for airlines.
2+ YOEBachelor's in CS/Data Science/Software Engineering required, 2+ years software engineering experience, proficiency in Python or Java, experience with TensorFlow or PyTorch, machine learning and data-pipeline experience.
Python, Java, TensorFlow, PyTorch
Job PostingView all
3w
Save
Mark Applied
Hide
Software Engineer
Woburn or Arlington or Carlsbad or Aurora
$110k-$138k/yr HybridFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
2+ YOEBS/MS in CS or related; 2+ years building maintainable APIs and Java-based software; experience with microservices, DevSecOps, and collaborating with scientists; U.S. citizenship and ability to obtain Top Secret clearance required.
Java 17, Spring Boot, Linux, Docker, Kubernetes, Kafka, NATS, GitLab, Python
Job PostingView all
1mo
Save
Mark Applied
Hide
Intern, Data Integration - Summer 2026 (San Diego, CA, US)
San Diego, California, United States
$26-$49/hr OnsiteMultiple Commitments Available
Murata
MurataTokyo Stock Exchange: 6981: Murata manufactures electronic components and wireless connectivity modules.
Senior-year (or graduate) student in CS/Software/Electrical Engineering with programming experience in Python and/or Java; SQL/NoSQL, Linux/Unix, and version control (GitHub/Subversion); strong communication and independent problem-solving skills.
Python, Java, SQL, NoSQL, Linux, Unix, GitHub, Subversion
Job PostingView all
1mo
Save
Mark Applied
Hide
NFC System Software Validation Engineer - Entry Level
San Diego, California, United States
$84k-$115k/yr OnsiteFull Time
NXP Semiconductors
NXP SemiconductorsNASDAQ: NXPI: Designs and manufactures semiconductors for automotive and IoT applications.
Bachelor's in CS/EE (or related), experience in software development/validation and embedded systems, proficiency in C/C++/Java/Python, experience with lab equipment and embedded tools, knowledge of wireless communications and strong problem-solving skills.
C, C++, Java, Python, Git, Oscilloscope, Spectrum Analyzer, Logic Analyzer, Multimeter, RF Tracer, RF Sniffer, Debugger, Compiler, Java Card OS
Job PostingView all
3w
Save
Mark Applied
Hide
Sr. Software Engineer
Irvine, California, United States
$160k-$180k/yr RemoteFull Time
Viant Technology
Viant TechnologyNASDAQ: DSP: Provides an AI-powered demand-side platform for digital advertising.
2+ YOEMaster's degree in CS/IT/Applied Data Science, 2+ years software engineering experience, proficiency in GoLang and Java, MySQL/Oracle, AWS (EC2, S3, Lambda, RDS), and building scalable, low-latency distributed systems.
GoLang, Java, MySQL, Oracle, AWS, EC2, S3, Lambda, RDS
Job PostingView all
1mo
Save
Mark Applied
Hide
Sr. Software Engineer in Test
San Diego, California, United States
$200k-$252k/yr HybridFull Time
Sony Interactive Entertainment
Sony Interactive EntertainmentNYSE: SONY: Provides PlayStation gaming hardware, software, and digital network services.
2+ YOEMaster's degree in Computer Science or related, 2 years experience building scalable automation test frameworks using Java, TestNG, Maven, Selenium, Cucumber, Jenkins, Postman, and REST-assured; API testing and CI/CD integration.
Java, TestNG, Maven, Selenium, Cucumber, Page Object Model, Jenkins, Postman, REST-assured, JSON, XML
Job PostingView all
1mo
Save
Mark Applied
Hide
2027 Software Engineer Intern
Costa Mesa or Irvine or Atlanta or Seattle or Boston or Reston
$45-$50/yr OnsiteInternship, Full Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
Pursuing a Bachelor\u0002s in CS or related field, rising senior returning to school, proficiency in C++, Go, Rust, Java, or Python, familiarity with algorithms, data structures, cloud and front-end concepts, and U.S. Person status required.
C++, Go, Rust, Java, Python, Lattice OS
Job PostingView all
1mo
Save
Mark Applied
Hide
Simulation Software Developer
Poway, California, United States
$72k-$110k/yr OnsiteFull Time
General Atomics Aeronautical Systems
General Atomics Aeronautical Systems: Designs and manufactures unmanned aircraft and radar systems.
0+ YOEBachelor's in CS/IS or equivalent experience, strong foundation in algorithms/data structures and OOP, proficiency in C/C++ and working knowledge of Java or Python, Linux experience, strong debugging and communication skills, ability to obtain DoD Secret clearance.
C, C++, Java, Python, Linux
Job PostingView all
3w
Save
Mark Applied
Hide
SW Test Development Engineer 2
San Diego, California, United States
$83k-$138k/yr OnsiteFull Time
Dexcom
DexcomNasdaq: DXCM: Manufacturer of continuous glucose monitoring systems for diabetes management.
2+ YOEBachelor's in a technical discipline and 2+ years experience (or Master's with equivalent). Experience with Python/Java, REST APIs, automation of mobile/embedded devices, CI/CD test suites, cloud (AWS/GCP), and tools like Jira, TestRail, GitHub.
Python, Java, Jira, Testrail, GitHub, Docker, AWS, GCP, Jenkins, Bamboo, Splunk, Datadog, JSON, XML, CSV, Excel, RestAPIs
Job PostingView all

Explore Jobs

Expand Your Job Search