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Senior Java Jobs in Castro Valley, CA (NOW HIRING)

Purple Drive

Senior Java Developer

San Jose, CA

$67 - $85.50/hr

We are seeking a highly skilled Senior Java Developer with over 10 years of experience in designing, developing, and deploying scalable enterprise applications using Java , Spring Boot , and ...

Kasmo Global

Sr. Java Developer

San Francisco, CA · On-site

$67.50 - $86/hr

Sr. Java Developer Location: Pleasanton-CA, need local to California Retail domain experience mandatory Proficient in RESTful API design and development. Experience with relational databases (e.g ...

galaxyitechnologies

Sr.Java Developer

Sunnyvale, CA · On-site

$67.25 - $85.75/hr

Title: Sr. Java Engineer Duration: 12 months+ Location: Sunnyvale, CA: local to CA candidates only; relocation won't work, per client. * We need passport number,Visa and DL copy for submission * USC ...

galaxyitechnologies

Sr.Java Developer

Sunnyvale, CA · On-site

$67.25 - $85.75/hr

Title: Sr. Java Engineer Duration: 12 months+ Location: Sunnyvale, CA: local to CA candidates only; relocation won't work, per client. * We need passport number,Visa and DL copy for submission * USC ...

Fisec Global

Senior Java Developer

San Francisco, CA

$67.50 - $86/hr

Senior Java Developer Location: San Francisco, CA Duration: Long-Term contract The candidate must travel 3 times a week to the client's office in the Bay area. A local to Bay Area profile is needed.

Droisys

Sr. Java Engineer/ Software Engineer

San Jose, CA

$146K - $192K/yr

DOB: Skill Matrix: Sr. No. Skill Years of Experience Rate Your Self(0-10) 1. Java 2. Node JS framework 3. NoSQL 4. JIRA 5 6 Linked In ID : 2 Professional References: Name Phn No Official Mail ID

Info Way Solutions

Java Developer (MongoDB)

Fremont, CA

$55.75 - $72.25/hr

Job Title: Sr.Java Developer with MongoDB Job Location: ustin,TX Experience: 5-7 Yrs Duration: 6 Months Contract Type: C2C Mode of Interview: 1) Telephonic 2) Face-2-Face Key skills: • 5-7 years of ...

Kasmo Global

Senior Java Developer

Mountain View, CA · Hybrid

$67 - $85.50/hr

Sr Full Stack Java Developer Location: Mountain View, CA (3 Days onsite) - Hybrid Duration: Long Term Visa: H4-EAD, GC-EAD, L2-EAD & USC Experience: 12+ years Client: Intuit Responsibilities: 50 ...

Staffingine LLC

Java Developer

Newark, CA · On-site

$57.25 - $74.25/hr

Job Title: Sr Java Developer Job Location: Newark, CA Job Type: Contract * Design user interactions on web pages * Develop and implement highly responsive userinterface components using Java ...

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Senior Java information

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How much do senior java jobs pay per hour?

As of Jun 21, 2026, the average hourly pay for senior java in Castro Valley, CA is $72.50, according to ZipRecruiter salary data. Most workers in this role earn between $63.51 and $81.01 per hour, depending on experience, location, and employer.

What does a Senior Java Developer do?

A Senior Java Developer is responsible for designing, developing, and maintaining complex Java-based applications. They often lead development teams, make architectural decisions, and ensure code quality through best practices. Their role also includes mentoring junior developers, participating in code reviews, and collaborating with stakeholders to deliver robust software solutions. Senior Java Developers are expected to have extensive experience with Java frameworks, databases, and deployment processes.

What is the difference between Senior Java vs Java Developer?

AspectSenior JavaJava Developer
Required CredentialsBachelor's degree, extensive Java experience, possibly certifications like Oracle Certified ProfessionalBachelor's degree, Java knowledge, entry to mid-level certifications
Work EnvironmentTeam lead, project architect, involved in design and mentoringDevelopment team member, coding, testing, and implementation
Employer & Industry UsageTech companies, finance, healthcare, enterprise solutionsStartups, tech firms, software agencies, enterprise sectors

Senior Java professionals typically have more experience, leadership responsibilities, and advanced certifications compared to Java Developers. They often lead projects and mentor junior staff, while Java Developers focus on coding and implementation. Both roles are vital in software development, but the senior position involves greater strategic input and oversight.

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 a strong grasp of software development principles, typically backed by a computer science degree or relevant experience. Experience with tools like Spring Framework, Hibernate, Maven, Git, and proficiency in using integrated development environments (IDEs) such as IntelliJ IDEA or Eclipse is essential, and certifications like Oracle Certified Professional (OCP) can be beneficial. Outstanding problem-solving skills, effective communication, and the ability to mentor junior developers set top performers apart. These skills ensure the delivery of robust, maintainable code and foster high-performing teams capable of tackling complex projects.

How do Senior Java Developers typically collaborate with cross-functional teams on large-scale projects?

Senior Java Developers often work closely with product managers, QA engineers, UI/UX designers, and DevOps teams to ensure successful project delivery. They participate in architectural discussions, provide technical guidance, and help translate business requirements into scalable software solutions. Regular communication and agile ceremonies like sprint planning and code reviews are common, allowing them to align development efforts with overall business goals and quickly address challenges. This collaborative environment helps Senior Java Developers mentor junior team members and foster a culture of continuous improvement.
What are the most commonly searched types of Java jobs in Castro Valley, CA? The most popular types of Java jobs in Castro Valley, CA are:
What cities near Castro Valley, CA are hiring for Senior Java jobs? Cities near Castro Valley, CA with the most Senior Java job openings:
Senior Java jobs near you

Senior Java Developer

Purple Drive

San Jose, CA

$67 - $85.50/hr

Other

Posted 5 days ago

Job description

Overview:
Job Summary:
We are seeking a highly skilled Senior Java Developer with over 10 years of experience in designing, developing, and deploying scalable enterprise applications using Java, Spring Boot, and Microservices architecture. The ideal candidate will have a deep understanding of backend development principles, API design, and cloud-native deployment models, with a passion for writing clean, efficient, and maintainable code.
Key Responsibilities:
  • Design, develop, and maintain Java-based backend applications and RESTful APIs.
  • Architect and implement microservices that are modular, scalable, and secure.
  • Use Spring Boot, Spring Cloud, and related frameworks to build distributed systems.
  • Collaborate with product owners, architects, and other developers to translate requirements into technical solutions.
  • Optimize application performance, troubleshoot issues, and ensure high availability.
  • Implement unit tests, integration tests, and ensure adherence to coding standards.
  • Participate in code reviews, mentor junior developers, and ensure best practices.
  • Work closely with DevOps teams to automate build and deployment processes.
  • Integrate applications with external systems, APIs, and databases.
  • Stay updated on emerging technologies and propose innovative solutions to improve system performance and maintainability.
Required Skills and Qualifications:
  • Bachelor's or Master's degree in Computer Science, Engineering, or related field.
  • 10+ years of professional experience in Java development.
  • Strong expertise in Spring Boot, Spring Framework, and Microservices architecture.
  • Experience with RESTful APIs, JSON, and API documentation (Swagger/OpenAPI).
  • Proficiency in database technologies (MySQL, PostgreSQL, MongoDB, or similar).
  • Familiarity with Docker, Kubernetes, and cloud platforms (AWS, Azure, or GCP).
  • Solid understanding of CI/CD pipelines, version control (Git), and automated testing frameworks (JUnit, Mockito).

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