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Senior Java Developer Full Time Jobs in California

Sonsoft Inc

Sr. Java Developer

Sunnyvale, CA

$67.25 - $85.75/hr

Looking for experienced java engineers to work on various changes and enhancements in IDMS ... This is a Full-Time job for you * Only US Citizen, Green Card Holder, TN Visa, GC-EAD , H4-EAD & L2 ...

Intelliswift Software

Sr. Java Developer

Pleasanton, CA · On-site

$63.75 - $81.25/hr

Full stack developer with recent In-depth knowledge of Java, OO programming, and modern web applications built on distributed service architecture * 10+ years of software development experience * BS ...

Sonsoft Inc

Sr. Java Developer

Sunnyvale, CA

$67.25 - $85.75/hr

Looking for experienced java engineers to work on various changes and enhancements in IDMS ... This is a Full-Time job for you * Only US Citizen, Green Card Holder, TN Visa, GC-EAD , H4-EAD & L2 ...

Jobsbridge

Senior Java Developer

Santa Rosa, CA · On-site

$62.50 - $79.75/hr

Job Specifications Four year college degree in Computer Science or a related field, or equivalent full-time work experience 5+ years of recent JAVA application software development experience.

PSG Global Solutions

Senior Java Developer

Burbank, CA

$61.25 - $78/hr

Java expert, who will help to build our next generation of client-server and web-based products and services while working closely with other talented engineers. The ideal candidate will be versatile ...

Jobsbridge

Senior Java Developer

Cupertino, CA

$70.75 - $90/hr

Company Description Jobsbridge Should have 8-10 yrs experience with large Corporate Organization Experience in Core Java (server side), web services Experience in Struts framework, Hibernate Should ...

US Corp2Corp

Sr. Java Developer

Oakland, CA · On-site

$65.75 - $83.75/hr

Define software development project plans (scope, schedule, and implementation) Must have knowledge: * 10+ years Java software development experience * Experience leading a development team and ...

Aspire systems, Inc

Java with Blue Martini

San Jose, CA

$59.75 - $77.25/hr

Senior Java Developer for the development projects. * UI development and Content server * Used Eclipse Integrated Development Environment (IDE) in entire project development. * tools like Mercury ...

Aspire systems, Inc

Java with Blue Martini

San Jose, CA · On-site

$59.75 - $77.25/hr

Senior Java Developer for the development projects. * UI development and Content server * Used Eclipse Integrated Development Environment (IDE) in entire project development. * tools like Mercury ...

Sarian Solutions

Sr. Core Java Developer

Sunnyvale, CA · On-site

$67.25 - $85.75/hr

Role: Sr. Core Java Developer Location: Cupertino / Sunnyvale, CA Duration ... Fulltime (Permanent) Skills Required: Mandatory Technical Skills: Expertise Core Java Development ...

Purple Drive Technologies

Java Developer

Sunnyvale, CA · On-site

$59.75 - $77.50/hr

Sunnyvale, CA Experience Required: 5-8 Years Employment Type: Full-Time Role Overview We are seeking a motivated Java Developer with strong backend development experience to design, develop, and ...

Pacificlife

Sr Java Back End Developer

Newport Beach, CA

$129.30K - $167.90K/yr

As a Senior Java Backend Developer at Pacific Life, you will assist in the development of backend services, APIs, and microservices essential to our Workforce Benefits Division's digital ...

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Senior Java Developer Full Time information

What are the key skills and qualifications needed to thrive as a Senior Java Developer, and why are they important?

To thrive as a Senior Java Developer, you need deep expertise in Java programming, object-oriented design, and experience with frameworks like Spring or Hibernate, typically supported by a relevant degree and several years of hands-on development. Familiarity with build tools (Maven/Gradle), version control systems (Git), and often cloud platforms or containerization (AWS, Docker) is highly valued, as are certifications like Oracle Certified Professional. Strong problem-solving, leadership, and communication skills set top performers apart by enabling effective collaboration and mentoring of junior developers. These competencies ensure reliable software delivery, innovative solutions, and a productive team environment.

What are some typical challenges Senior Java Developers face when leading projects, and how can they effectively address them?

Senior Java Developers often encounter challenges such as managing complex codebases, balancing technical debt with new feature development, and coordinating across cross-functional teams. To address these, they can implement robust documentation practices, promote code reviews, and foster open communication within agile teams. Additionally, leveraging automated testing and CI/CD pipelines helps maintain code quality and streamline collaboration with QA, DevOps, and product stakeholders.

What does a Senior Java Developer do?

A Senior Java Developer is responsible for designing, developing, and maintaining complex Java-based applications. They lead project teams, mentor junior developers, and ensure that software solutions meet technical and business requirements. Their duties typically include writing efficient code, conducting code reviews, troubleshooting issues, and collaborating with other IT professionals to deliver robust and scalable software products. They are also expected to stay updated with new Java technologies and best practices.

What is the difference between Senior Java Developer Full Time vs Java Software Engineer?

AspectSenior Java Developer Full TimeJava Software Engineer
Required CredentialsBachelor's in Computer Science, Java certificationsBachelor's in Computer Science, Java certifications
Work EnvironmentFull-time, office or remote, team-basedFull-time, office or remote, team-based
Industry UsageSoftware development companies, tech firmsSoftware development, enterprise applications
Search & Comparison IntentOften compared for seniority and responsibilitiesOften searched for as an entry to mid-level Java roles

The main difference between a Senior Java Developer Full Time and a Java Software Engineer lies in experience level and responsibilities. Senior Java Developers typically have more experience, leadership duties, and complex project involvement, whereas Java Software Engineers may be earlier in their careers with a focus on coding and development tasks. Both roles require similar credentials and work environments, but their scope and seniority differ.

What are the most commonly searched types of Senior Java Developer jobs in California? The most popular types of Senior Java Developer jobs in California are:
Senior Java Developer Full Time jobs near you
Senior Java Developer - Spring Boot & Microservices

Senior Java Developer - Spring Boot & Microservices

Programmers.io

Woodland Hills, CA • On-site

$60.50 - $77.25/hr

Full-time

Posted 17 days ago

Job description

Role Summary

We are looking for a Senior Java Developer with strong experience in Spring Boot and Microservices architecture to design, develop, and maintain scalable, high‑performance enterprise applications. The ideal candidate should be hands‑on, design‑oriented, and comfortable working in agile, cloud‑native environments.

Key Responsibilities

  • Design, develop, and maintain Java‑based applications using Spring Boot
  • Build and enhance Microservices‑based architectures
  • Develop RESTful APIs and integrate with external/internal systems
  • Participate in application design, code reviews, and performance optimization
  • Ensure high code quality through unit testing, integration testing, and code reviews
  • Collaborate with product owners, architects, DevOps, and QA teams
  • Troubleshoot production issues and provide root‑cause analysis
  • Follow Agile/Scrum development practices

Technical Skills (Must Have)

  • Strong proficiency in Java (Java 8+)
  • Spring Boot, Spring MVC, Spring Data JPA
  • Microservices architecture and design patterns
  • REST APIs, JSON, Swagger/OpenAPI
  • ORM frameworks: Hibernate / JPA
  • SQL / NoSQL databases (Oracle, MySQL, PostgreSQL, MongoDB, etc.)
  • Messaging systems: Kafka / RabbitMQ / ActiveMQ
  • Unit testing frameworks: JUnit, Mockito
  • Build tools: Maven / Gradle
  • Version control: Git

Good to Have

  • Cloud platforms: AWS / Azure / GCP
  • Containerization: Docker, orchestration with Kubernetes
  • CI/CD tools: Jenkins, GitHub Actions, Azure DevOps
  • Security: OAuth2, JWT, Spring Security
  • Exposure to reactive programming (WebFlux)
  • Basic frontend understanding (React / Angular) is a plus