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Senior Java Engineer Jobs in Westminster, CA (NOW HIRING)

Compunnel

Senior Java Backend Developer

Aliso Viejo, CA · On-site

$61.25 - $78/hr

Job Summary We are seeking a Senior Java Backend Developer with 7+ years of experience in the Java/JEE ecosystem within an Agile environment. The ideal candidate should have strong hands-on coding ...

TEKsystems

Senior Java Developer

Newport Beach, CA

$50 - $60/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We're seeking an established Java Developer to join a high-performing technology team supporting business-critical platforms and enterprise applications. This is an opportunity to work on complex ...

TEKsystems

Senior Java Developer

Newport Beach, CA

$50 - $60/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We're seeking an established Java Developer to join a high-performing technology team supporting business-critical platforms and enterprise applications. This is an opportunity to work on complex ...

TEKsystems

Senior Java Developer

Newport Beach, CA · On-site

$50 - $60/hr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We're seeking an established Java Developer to join a high-performing technology team supporting business-critical platforms and enterprise applications. This is an opportunity to work on complex ...

SmartIPlace

Sr. Java and .NET Developer

Santa Ana, CA · On-site

$59.50 - $76/hr

Job Title: Sr. Java and .NET Developer Location: Santa Ana, CA Requirement Knowledge, Skills, Abilities? Strong knowledge of enterprise software development principles, object-oriented design, and ...

Jobsbridge

Senior Java developers

Irvine, CA

$61.50 - $78.25/hr

... Java connectors Excellent communication skills Selected candidates will be trained in the field of application access-control and indentity management. Qualifications J2EE,Servlets, JSP, EJB, JMS ...

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All JobsJava Engineer JobsSenior Java Engineer JobsSenior Java Engineer Jobs in Westminster, CA

Senior Java Engineer information

See Westminster, CA salary details

$11

$64

$88

How much do senior java engineer jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for senior java engineer in Westminster, CA is $64.77, according to ZipRecruiter salary data. Most workers in this role earn between $56.73 and $72.36 per hour, depending on experience, location, and employer.

What is a senior Java engineer?

Senior Java Engineers are experienced software developers who specialize in designing, developing, and maintaining applications using the Java programming language. They often lead development teams, architect solutions, and ensure that software meets both technical and business requirements. Their responsibilities also include code reviews, mentoring junior developers, and optimizing application performance. Typically, they have several years of experience and a deep understanding of Java frameworks and best practices.

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

To thrive as a Senior Java Engineer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and a degree in computer science or related field. Experience with frameworks like Spring, Hibernate, build tools such as Maven or Gradle, and familiarity with cloud platforms and CI/CD systems are typically required. Excellent problem-solving abilities, leadership, and effective communication help you guide teams and collaborate with stakeholders. These skills are crucial for delivering robust, scalable software solutions and mentoring junior engineers in complex development environments.

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

Senior Java Engineers often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining high performance under heavy loads. They are also responsible for implementing robust security practices and integrating new technologies without disrupting existing systems. Effective collaboration with cross-functional teams and mentoring junior developers are crucial aspects of the role, as these responsibilities help maintain code quality and project momentum.

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

AspectSenior Java EngineerJava Developer
Required CredentialsBachelor's in Computer Science, Java certifications (e.g., Oracle Certified Professional)Bachelor's in Computer Science or related field, Java certifications optional
Work EnvironmentDesigning, developing, and maintaining complex Java applications, often in team leadership rolesDeveloping Java applications, focusing on coding and implementation
Industry UsageUsed across finance, tech, and enterprise sectors for large-scale projectsCommonly employed in software development firms, startups, and tech companies

While both roles involve Java programming, Senior Java Engineers typically handle complex system design, mentorship, and project leadership, whereas Java Developers focus more on coding and implementing features. The senior role often requires more experience and certifications, with a broader scope of responsibilities.

What cities near Westminster, CA are hiring for Senior Java Engineer jobs?

Cities near Westminster, CA with the most Senior Java Engineer job openings:

Senior Java Engineer jobs near you
Infographic showing various Senior Java Engineer job openings in Westminster, CA as of August 2026, with employment types broken down into 85% Full Time, 10% Part Time, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $134,714 per year, or $64.8 per hour.

Senior Java Backend Developer

Compunnel

Aliso Viejo, CA • On-site

$61.25 - $78/hr

Contractor

Posted 7 days ago

Job description

Job Summary
We are seeking a Senior Java Backend Developer with 7+ years of experience in the Java/JEE ecosystem within an Agile environment. The ideal candidate should have strong hands-on coding experience with Java, Spring technologies, microservices, and enterprise application development. Strong hands-on experience with the Angular framework is required.
Key Responsibilities
• Design, develop, test, and maintain enterprise-grade applications using Java/J2EE.
• Develop applications using Java 17+ and Spring Framework, including Spring Core, MVC, Web Services, Integration, and Spring Data.
• Develop and maintain applications using Spring Boot, Spring Batch, and Spring Microservices.
• Design and develop RESTful and SOAP web services.
• Build and maintain REST APIs and microservices using scalable architecture patterns.
• Implement event-driven architecture and related integration solutions.
• Develop and maintain frontend components using Angular, ExtJS, JSP, and JavaScript.
• Develop and maintain data access solutions using Hibernate and Spring Data.
• Work with MongoDB, Oracle, IBM DB2, SQL, and RDBMS technologies.
• Develop and maintain unit and integration tests using JUnit and other testing frameworks.
• Participate in Agile development processes and collaborate with cross-functional teams.
• Troubleshoot, debug, and resolve application and production issues.
• Participate in code reviews and contribute to software engineering best practices.
Required Qualifications
• 7+ years of professional experience in Java/JEE development within an Agile environment.
• Strong hands-on coding experience with Java/J2EE and Java 17+.
• Strong experience with the Angular framework.
• Strong experience with Spring Framework, including Spring Core, MVC, Web Services, Integration, and Spring Data.
• Experience with Spring Boot, Spring Batch, and Spring Microservices.
• Strong experience developing SOAP and REST web services and REST APIs.
• Experience with Microservices Architecture and Event-Driven Architecture.
• Experience with Hibernate.
• Experience with ExtJS, JSP, and JavaScript.
• Experience with MongoDB, Oracle, IBM DB2, SQL, and RDBMS concepts.
• Experience with JUnit and other unit testing frameworks.
Preferred Qualifications
• Knowledge of the Drools Framework.
• Knowledge of the AngularJS Framework.
• Experience with Bitbucket.
• Experience working with JIRA.
• Experience working with AWS.
Notes:
Mandatory Areas
Must Have Skills
• Java 17+
• Spring Boot
• REST API development
• Microservices architecture
• REST APIs
• Event-driven architecture
• Angular (preferred)
• Mongo
• Oracle
• SQL
Domain Experience (If any) - Good to have healthcare experience
Must have Certifications - None
Location - Remote
Onsite Requirement - Remote
Number of days onsite - Remote
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About Compunnel

Sourced by ZipRecruiter

Compunnel is a well-known company located in Plainsboro, NJ, US, recognized in the industry of IT Services and Solutions. Established in 1989, Compunnel offers a suite of services that help businesses integrate technology efficiently into their operations, a recognizable name in the IT solutions sphere for over three decades. The company’s service portfolio includes Digital Transformation, Business Intelligence, Cloud Services, Cybersecurity, and Application Modern Services, among others. Guided by its mission "to innovate with industry-leading digital solutions and disruptive tech strategies for unimagining business growth," the company underlines its commitment to offering out-of-the-box solutions to its clients. Remarkable achievements of the company include serving more than 30 Fortune 500 companies and providing job opportunities for over 50,000 individuals.

Industry

It services

Company size

501 - 1,000 Employees

Headquarters location

Plainsboro, NJ, US

Year founded

1994

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