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Junior Java Software Engineer information

What does a junior Java software engineer do?

A Junior Java Software Engineer is typically responsible for assisting in the development, testing, and maintenance of software applications using the Java programming language. They work under the guidance of more experienced engineers to write code, fix bugs, and contribute to team projects. Junior engineers also learn best practices in software development, participate in code reviews, and continuously improve their technical skills. Their role often includes collaborating with other developers, designers, and quality assurance teams to deliver high-quality software solutions.

What kinds of projects or tasks can a junior Java software engineer expect to work on during their first year?

As a Junior Java Software Engineer, you can expect to work on tasks such as fixing bugs, writing unit tests, and developing small features under the guidance of more experienced team members. You'll likely contribute to code reviews, participate in daily stand-ups, and collaborate closely with QA engineers and front-end developers. Over time, you may gradually take on more complex assignments, such as designing modules or integrating third-party APIs. This hands-on experience helps build your technical skills and deepen your understanding of the software development lifecycle.

What are the key skills and qualifications needed to thrive as a junior Java software engineer, and why are they important?

To thrive as a Junior Java Software Engineer, you need a solid understanding of Java programming, object-oriented principles, data structures, and typically a bachelor’s degree in computer science or a related field. Familiarity with version control systems like Git, build tools such as Maven or Gradle, and experience with IDEs like IntelliJ IDEA or Eclipse are common technical requirements. Strong problem-solving, eagerness to learn, and effective teamwork are standout soft skills in this role. These skills ensure you can write reliable code, collaborate efficiently, and adapt to evolving technical challenges in software development projects.

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

AspectJunior Java Software EngineerJava Developer
Required CredentialsTypically a bachelor's degree in Computer Science or related field; some certifications like Oracle Java CertificationSimilar credentials; often holds Java certifications and a degree in a related field
Work EnvironmentEntry-level position in development teams, often under supervision, focusing on coding and testingCan be entry to mid-level, involved in designing, coding, and maintaining Java applications
Employer & Industry UsageUsed across tech companies, startups, and corporate IT departmentsCommonly used in software development firms, tech companies, and enterprise environments

While both roles involve Java programming, a Junior Java Software Engineer typically focuses on learning and supporting development tasks under supervision, whereas a Java Developer may have more responsibility in designing and implementing Java applications. The roles often overlap, but the engineer role emphasizes entry-level growth, while the developer role can involve more independent work.

What are the most commonly searched types of Java Software Engineer jobs in California?

The most popular types of Java Software Engineer jobs in California are:

What are popular job titles related to Junior Java Software Engineer jobs in California?

For Junior Java Software Engineer jobs in California, the most frequently searched job titles are:

What job categories do people searching Junior Java Software Engineer jobs in California look for?

The top searched job categories for Junior Java Software Engineer jobs in California are:

What cities in California are hiring for Junior Java Software Engineer jobs?

Cities in California with the most Junior Java Software Engineer job openings:

Junior Java Software Engineer jobs near you
Infographic showing various Junior Java Software Engineer job openings in California as of August 2026, with employment types broken down into 1% As Needed, 90% Full Time, 6% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution.

Software Engineer/Principal Software Engineer - Java

Northrop Grumman Corporation

El Segundo, CA

$114K - $171K/yr

Full-time

Medical, Life, PTO

Re-posted 10 days ago

Northrop Grumman rating

8.2

Company rating: 8.2 out of 10

Based on 364 frontline employees who took The Breakroom Quiz

90th of 540 rated manufacturers

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 Software Engineer - Java or 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.

This position may be filled as either a level 2 Software Engineer - Java or level 3 Principal Software Engineer - Java.

Basic Qualifications:

Level 2: Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 2 years of related engineering experience; OR a Master's degree in a STEM discipline and entry level engineering experience;

Level 3: Bachelor's Degree in a STEM (Science, Technology, Engineering or Mathematics) discipline and 5 years of related engineering experience; OR a Master's degree in a STEM discipline and 3 years of related engineering experience; OR a PhD in a STEM discipline and 1 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: $91,800.00 - $137,600.00Secondary Level Salary Range: $114,000.00 - $171,000.00The 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.

What Northrop Grumman employees say

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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

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