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

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 · On-site

$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 Sep 10, 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 are popular job titles related to Senior Java Engineer jobs in Westminster, CA?

For Senior Java Engineer jobs in Westminster, CA, the most frequently searched job titles are:

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.

Sr. Java Engineer / Rest API, Microservices / SQL / Kafka / AWS - Newpoort Beach

Newport Beach, CA • On-site

Motion Recruitment Partners, LLC
Recruiting and Staffing Services • 1 - 5K employees
Learn more about Motion Recruitment Partners, LLCexternal

$61.50 - $78.25/hr

Other

Medical, Retirement

Posted 9 days ago

Job description

Our client is a software and consulting company with long-standing client relationships and an emerging products division. Their primary expertise is in application development, data visualization, Information Technology (IT), and Their clients include large financial firms, utilities and Federal customers.
They are looking for a Sr. Java Developer with strong experience in Spring Boot, Rest API, Oracle, PostgreSQL, CI/CD, Microservices Architecture, SQL, Cloud experience responsible for building web applications alongside system architects for one of the top financial investment and bond trading firms in America.
this position is in Newport Beach CA at least 4 days a week onsite required.
Required Skills & Experience
  • 8+ years of professional software development experience, with strong hands-on Java development experience building enterprise applications.
  • Strong experience with Spring Boot, REST APIs, service integrations, and backend application design.
  • Strong Oracle database experience, including SQL development, query optimization, data modeling, and performance tuning.
  • Experience building and supporting business-critical or distributed systems.
  • Strong understanding of object-oriented programming, design patterns, data structures, and software engineering best practices.
  • Experience with Git-based workflows, CI/CD, automated testing, and production support.
  • Strong communication skills and the ability to work independently, partner with cross-functional teams, and drive work through completion.

Desired Skills & Experience
  • Experience developing cloud-native applications and services.
  • Experience with messaging or event-driven architectures, including AMPS, Kafka, or similar platforms.
  • Experience working in Agile software development teams.
  • Experience using AI-assisted engineering tools such as GitHub Copilot, Cursor, Claude Code, or similar tools.
  • Exposure to fixed income, trading technology, electronic trading platforms, new issue workflows, financial services, or asset management environments
What You Will Be Doing
  • Design, develop, test, and support enterprise backend applications using Java, Spring Boot, Oracle, REST APIs, and related technologies.
  • Build scalable services, integrations, and backend components that support business-critical workflows.
  • Partner with Product Owners, QA engineers, and business stakeholders to refine requirements and deliver high-quality solutions.
  • Write maintainable, well-tested code and participate in code reviews, design discussions, and release readiness.
  • Troubleshoot production issues, perform root cause analysis, and implement durable fixes.
  • Create and maintain technical documentation, operational procedures, and knowledge-sharing materials.
  • Identify opportunities to improve performance, resiliency, observability, developer productivity, and engineering efficiency.
Job Breakdown
  • 90% Hands On
  • 10% Client Facing / Team integration
The Offer
Contract Duration: 6-12 Months contract to hire
55-75/hr
You will receive the following benefits:
  • Medical Insurance & Health Savings Account (HSA)
  • 401(k)
  • Pre-tax Commuter Benefit
Applicants must be currently authorized to work in the United States on a full-time basis now and in the future.
This position does not offer sponsorship.

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