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Principal Java Developer Jobs in California (NOW HIRING)

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How much do principal java developer jobs pay per hour?

As of Sep 13, 2026, the average hourly pay for principal java developer in California is $66.82, according to ZipRecruiter salary data. Most workers in this role earn between $51.01 and $80.67 per hour, depending on experience, location, and employer.

What is a principal Java developer?

A Principal Java Developer is a senior-level software engineer who specializes in designing, developing, and overseeing complex Java-based applications. They typically lead development teams, set technical direction, and ensure best practices are followed throughout the software development lifecycle. Principal Java Developers are also responsible for mentoring junior engineers, collaborating with stakeholders, and making high-level architectural decisions. Their deep expertise in Java and related technologies enables them to solve challenging technical problems and drive innovation within their organizations.

How does a principal Java developer typically contribute to technical leadership and mentorship within a development team?

A Principal Java Developer often plays a crucial role in guiding technical decisions, establishing coding standards, and mentoring less experienced developers. They are responsible for reviewing code, providing architectural input, and ensuring best practices are followed throughout the software development lifecycle. Additionally, they frequently collaborate with cross-functional teams, such as QA, DevOps, and Product Management, to align on project goals and resolve complex technical challenges. This leadership role not only shapes the team's technical direction but also supports professional growth among team members.

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

To thrive as a Principal Java Developer, you need advanced expertise in Java programming, software architecture, and design patterns, often backed by a degree in computer science and extensive hands-on experience. Familiarity with frameworks like Spring, build tools such as Maven or Gradle, cloud platforms, and relevant certifications like Oracle Certified Professional (OCP) are typically required. Leadership, problem-solving, and strong communication skills help you guide teams and collaborate effectively with stakeholders. These competencies are crucial for delivering robust, scalable solutions and ensuring project success at an enterprise level.

What is the difference between Principal Java Developer vs Java Developer?

AspectPrincipal Java DeveloperJava Developer
Required CredentialsBachelor's/Master's in Computer Science, Java certificationsBachelor's in Computer Science, Java certifications often preferred
Work EnvironmentLead technical projects, architecture design, mentoringDeveloping applications, coding, debugging
Industry UsageUsed across enterprise, finance, tech companiesCommon in software development firms, startups
Search & Comparison IntentHigher-level roles, architecture, leadershipEntry to mid-level development tasks

The Principal Java Developer typically holds a senior, leadership role focusing on architecture, mentoring, and strategic technical decisions. In contrast, a Java Developer primarily handles coding and application development. Both roles require similar credentials but differ significantly in responsibilities and scope.

What are popular job titles related to Principal Java Developer jobs in California?

For Principal Java Developer jobs in California, the most frequently searched job titles are:

What job categories do people searching Principal Java Developer jobs in California look for?

The top searched job categories for Principal Java Developer jobs in California are:

What are popular job titles related to Principal Java Developer jobs in CA?

For Principal Java Developer jobs in CA, the most frequently searched job titles are:

Infographic showing various Principal Java Developer job openings in California as of August 2026, with employment types broken down into 82% Full Time, 14% Part Time, 1% Temporary, and 3% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $138,989 per year, or $66.8 per hour.

Sr Principal Software Engineer - Java

San Diego, CA • On-site

Northrop Grumman Corporation
Space Research Administration • 10K+ employees

$142K - $213K/yr

Full-time

Medical, Life, PTO

Posted 17 days ago


Key responsibilities

  • Collaborate with a team of developers and integrators to deliver software products as part of an Integrated Functional Capability (IFC).

  • Participate in the software development cycle including design, implementation, and delivery of build, test, and release activities.

  • Work with object-oriented programming, design patterns, JMS, Web Services, XML, and related technologies to develop enterprise solutions in a Java EE SOA environment.


Northrop Grumman rating

8.3

Company rating: 8.3 out of 10

Based on 372 frontline employees who took The Breakroom Quiz


Job description

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: Top SecretTRAVEL: Yes, 25% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Please note that this opportunity is contingent on program funding.Start dates are determined after funding confirmation.

Northrop Grumman Aeronautics Systems is looking to add a Sr Principal Software Engineer - Java to join our team on site in San Diego, CA or El Segundo, CA.

The candidate should be a self-starter with familiarity working in an Integrated Product Team construct. The selected candidate should thrive in a fast-paced work environment with high expectations, significantly diverse assignments, and collaborative team settings across all levels. Candidate must be comfortable in a lab environment and be able to collaborate closely with system engineers, hardware designers, and integration/test engineers.

Roles and Responsibilities will include:

Work with a team of developers and integrators focused on delivering software products as part of an IFC.

Participate in the software development cycle including design, implementation and delivery of build/test/release.

Work with object oriented programming, design patterns, JMS, Web Services, XML and related technologies (i.e., XPath, XSLT, XSD)

Develop enterprise solutions for Java Enterprise Edition (JEE) in a SOA environment

Work in a process-oriented software development environment across the software lifecycle

Collaborate with team members on a regular basis.

The selected candidate will be required to work full-time, on-site at our facility. There is no remote / hybrid / telework available for this position. Travel up to 25% may be required.

Basic Qualifications:

Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 8 years of related engineering experience; OR a Master's degree in a STEM discipline and 6 years of related engineering experience; OR a PhD in a STEM discipline and 3 year of related engineering experience.

Direct experience developing Java applications

Your ability to transfer and maintain the final adjudicated U.S. government Top Secret clearance (must be in-scope or enrolled in Continuous Evaluation) and any program access(es) required for the position within a reasonable period of time, as determined by the Company.

Ability to obtain and maintain initial Special Program Access (SAP/PAR). This SAP/PAR must be obtained prior to commencement of employment and must be obtained within a reasonable amount of time as determined by the company to meet its business needs.

Preferred Qualifications:

Current applicable Special Access Program (SAP) clearance.

Bachelor's degree in Computer Engineering, Computer Science, or Electrical Engineering

Experience in developing enterprise solutions for Java Enterprise Edition (JEE) in a SOA environment

Experience with Kubernetes, Docker, Ansible, Cucumber, microservices, Security+, Agile development, GUI applications, threading, object oriented programming, design patterns, JMS, and web technologies including Knockout, Web Services, XML and related technologies (i.e., XPath, XSLT, XSD)

Excellent communication, interpersonal skills, and the ability to interface with all levels of employees and management

#yellow

Primary Level Salary Range: $142,200.00 - $213,400.00The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

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About Northrop Grumman

Sourced by ZipRecruiter

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible.

Industry

Space research administration

Company size

10,000+ Employees

Headquarters location

Falls Church, VA, US

Year founded

1939