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Senior Java Developer Jobs in Hayward, CA (NOW HIRING)

Jobsbridge

Senior Java Developer

San Jose, CA

$67 - $85.50/hr

Company Description Intelliswift Software, Inc Expert level Java skills Thorough understanding of concurrency and transactions. Strong understanding of distributed systems, file system/databases.

Jobsbridge

Senior Java Developer

San Francisco, CA

$67.50 - $86/hr

Core Java software development on large, commercially successful projects Development of services that provide RESTful interfaces MongoDB or other NoSQL databases, or any SQL database, such as ...

Jobsbridge

Sr Java Developer

San Jose, CA

$67 - $85.50/hr

Company Description Intelliswift Software, Inc Java with at least 3-5 years' experience Java frameworks: JPA (eg. Eclipselink, Hibernate), Struts 2, Spring Dependency Injection and related patterns ...

Cygnus Professionals, Inc.

Senior Java Developer

San Mateo, CA · On-site

$65.25 - $83.25/hr

Strong knowledge and 5 years working experience in Java Strong Experience with java methodologies, technologies and frameworks (POJO, Spring, Maven etc.) Strong Experience with Database technologies ...

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

$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 ...

Droisys

Sr. Java Engineer/ Software Engineer

San Jose, CA

$146K - $192K/yr

Project Worked Local candidate as F2F is must Position : Sr. Java Developer Location: San Jose, CA Duration: 6 months Seeking a senior engineer with strong Java experience and is able to hit the ...

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 ...

Atria Group LLC

Sr Java Developer with Akka

Sunnyvale, CA · On-site

$67.25 - $85.75/hr

MUST HAVE Akka Experience and worked as a Lead Java Developer Key Qualifications: Design, develop and implement large-scale enterprise systems, built on enterprise level applications and services ...

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 ...

Jobsbridge

Senior JAVA Lead

Cupertino, CA

Company Description Intelliswift Software, Inc Senior Software Engineer with Distributed computing, Java, EC2, Hadoop, Cassandra experience. Senior developer with experience development of highly ...

PB consulting

Senior Java Backend Developer

Palo Alto, CA · On-site

$141K - $184K/yr

We are seeking an experienced Senior Java Backend Developer to design, develop, and maintain scalable, high-performance backend applications. The ideal candidate will have strong expertise in Java ...

PB consulting

Senior Java Backend Developer

San Carlos, CA

$145K - $189K/yr

We are seeking an experienced Senior Java Backend Developer to design, develop, and maintain scalable, high-performance backend applications. The ideal candidate will have strong expertise in Java ...

PB consulting

Senior Java Backend Developer

Menlo Park, CA · On-site

$142K - $184K/yr

We are seeking an experienced Senior Java Backend Developer to design, develop, and maintain scalable, high-performance backend applications. The ideal candidate will have strong expertise in Java ...

PB consulting

Senior Java Backend Developer

Woodside, CA · On-site

$144K - $188K/yr

We are seeking an experienced Senior Java Backend Developer to design, develop, and maintain scalable, high-performance backend applications. The ideal candidate will have strong expertise in Java ...

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All JobsJava Developer JobsSenior Java Developer JobsSenior Java Developer Jobs in Hayward, CA

Senior Java Developer information

See Hayward, CA salary details

$12

$72

$98

How much do senior java developer jobs pay per hour?

As of Aug 12, 2026, the average hourly pay for senior java developer in Hayward, CA is $72.03, according to ZipRecruiter salary data. Most workers in this role earn between $63.12 and $80.48 per hour, depending on experience, location, and employer.

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

AspectSenior Java DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentTeam lead roles, project management, mentoringDevelopment-focused, coding, testing, and implementation
Employer & Industry UsageTech companies, finance, e-commerceSoftware firms, startups, enterprise IT
Common Search & ComparisonOften compared for experience level and responsibilitiesSimilar roles with slight variations in scope

The main difference between a Senior Java Developer and a Java Software Engineer lies in their responsibilities and experience. Senior Java Developers typically take on leadership, mentoring, and project management roles, while Java Software Engineers focus more on coding, development, and technical implementation. Both roles require strong Java skills and relevant credentials, but the Senior Java Developer usually has more experience and a broader scope of responsibilities.

What are some common challenges senior Java developers face when working on large-scale enterprise projects?

Senior Java Developers often encounter challenges such as maintaining code quality across large codebases, managing dependencies between modules, and ensuring optimal application performance. Collaborating with cross-functional teams—including QA, DevOps, and product management—requires clear communication and effective problem-solving. Additionally, staying updated with the latest Java frameworks and best practices is essential for delivering scalable and maintainable solutions in complex enterprise environments.

What are the key skills and qualifications needed to thrive as a senior Java developer?

To thrive as a Senior Java Developer, you need advanced proficiency in Java programming, experience with software design patterns, and a strong grasp of backend development, often supported by a degree in computer science or related field. Familiarity with frameworks like Spring, build tools such as Maven or Gradle, and version control systems like Git, as well as knowledge of cloud platforms, is typically required. Excellent problem-solving, leadership, and communication skills help you guide teams and collaborate effectively. These competencies are crucial for delivering robust, scalable software solutions and driving technical success within development teams.

What is a senior Java developer?

Senior Java Developers are experienced software engineers who specialize in using the Java programming language to design, develop, and maintain complex applications. They typically lead development teams, oversee project architecture, and ensure code quality through best practices. In addition to strong coding skills, they often mentor junior developers and collaborate with stakeholders to deliver robust software solutions. Their expertise is crucial in building scalable, high-performance applications across various industries.
What are the most commonly searched types of Java Developer jobs in Hayward, CA? The most popular types of Java Developer jobs in Hayward, CA are:
What are popular job titles related to Senior Java Developer jobs in Hayward, CA? For Senior Java Developer jobs in Hayward, CA, the most frequently searched job titles are:
What job categories do people searching Senior Java Developer jobs in Hayward, CA look for? The top searched job categories for Senior Java Developer jobs in Hayward, CA are:
What cities near Hayward, CA are hiring for Senior Java Developer jobs? Cities near Hayward, CA with the most Senior Java Developer job openings:
Senior Java Developer jobs near you

Sr Java Developer, SpringBoot, JPA, REST API, SQL, Junit, CI/CD, SPLUNK 12+ Mts Cont, Menlo Park, CA

ZnA Inc

Menlo Park, CA • On-site

$67.50 - $86/hr

Contractor

Re-posted 16 days ago

Job description

Level 3 – ( 5 to 7 yrs of exp)

Loc: Menlo Park, CA  (Hybrid 3 days onsite)

Dur: 12+ Months Contract

Interview Type: 2 to 3 rounds – Final Round In-person (locals who can commute will be given preference)

Role Title- Sr Java Developer, Spring Boot, JPA, REST API, SQL, Junit, Kubernetes, Splunk, SSO  12+ Mths Cont, Menlo Park, CA
Department Profile:

 Services Technology is a dynamic and fast-paced area within the Firm's Wealth Management Technology Division.
We are responsible for creating innovative technology solutions for the Account Opening (AO), one of the strategic growth areas of the Firm, providing document management, workflow and services to our WM clients. This includes state-of-the-art technology for a nationwide network of Private Bankers and product specialists who work with Financial Advisors to provide access to products and services such as online banking, cards, deposit products, residential mortgages, securities-based loans and tailored lending. If you are an exceptional individual who is interested in solving complex problems and building sophisticated solutions in a dynamic team environment, Services Technology is the place for you.
 

Sr Java Developer / lead


Role & Responsibilities:
-Self-starter who is proficient in development with Process Development, Headless REST APIs, JAVA, JEE, Spring, Git and other Frameworks with experience in guiding Project teams with full life cycle of development/design and requirements gathering
-Strong developer with hands-on experience in coding, delivering quality code and writing quality unit test cases using Jmeter.
- In the role of a Sr. developer/lead, the resource will be involved in architecting and designing complex business processes and find solutions for the business problems.
-Collaborate and lead discussions offering expert opinions w.r.t design and implementation.
-The resource will also be actively working on enhancements and fixes in these areas. The resource will be working closely with the users in resolving issues and answering questions.
-Participate in design review and peer code review. Understand the build and deployment process and be a go to person for troubleshooting live issues.

-Strong understanding of Jmeter and experience with building test automaton suite using Jmeter
- Required qualifications:
-5 -7 years in Java backend engineering with Java 11+, strong with Java 21 features and performance (incl. virtual threads exposure preferred).
-Spring Boot 2/3, Spring Web, Data JPA, Validation, Scheduling, REST API design and documentation (OpenAPI/Swagger).
-SQL proficiency (PostgreSQL/Oracle/SQL Server), schema design, query optimization.
Testing:
-JUnit 5, Mockito, Test containers, CI/CD with TeamCity, code quality (SonarQube).
-Containers/Kubernetes basics, config management, GitOps workflows.

-Observability: logs/metrics/traces using Splunk/Dynatrace (or similar).
-Secure coding, authN/Z, and enterprise network patterns (whitelisting, proxies).

 -Build secure services (Kerberos/OAuth2/SSO), input validation, and audit/logging.
-Participate in code reviews, architecture, and production incident response/on-call.
 

Soft skills:
-Clear communicator, concise incident/runbook writing.
-Ownership mindset, collaborates with QA/DevOps/Product, supports cross-time zone teams.
Nice to have:
-Messaging with JMS/IBM MQ/ActiveMQ/RabbitMQ, retry/DLQ patterns.
-Any experience in UI frameworks (Angular/React) Performance profiling (JFR, async-profiler) and memory/GC tuning.
-GraphQL, Kafka, Redis caching, or Pact contract testing.