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Junior Java Software Engineer Jobs in San Mateo, CA

Java Software Engineer

San Jose, CA

$60.75 - $83.25/hr

Software Engineer (Java) Client: Insurance (P&C) Software maker Engagement: FTE with this Insurance (P&C) Software maker Location: San Jose, CA Authorization: Sponsorship not available We are ...

Junior Web Application Developer

Sunnyvale, CA · On-site

$78K - $101K/yr

Junior Java Full Stack Developer -- Build, Deploy, and Get Noticed If you know how to code but are ... Currently, We are looking for entry-level software programmers, Java Full stack developers, Python ...

Java Software Developer (FAB)

San Jose, CA · On-site

$67 - $85.50/hr

Senior Java Software Developer Contract Duration: 12 months (extendable) Location: Sunnyvale / San Jose, CA (100% Onsite) Employment Type: W2 Most Important Requirement for this role: Candidates must ...

New

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... with agile software development methods -Familiar with network and server administration ...

Sr. Java Software Engineer

San Francisco, CA · On-site

$147K - $193K/yr

... Java, JavaScript frameworks and custom code, as well as with third party tools and products like BIRT, Tableau, Cognos Implementing state-of-the-art software automation solutions for component ...

JAVA BE Engineer

San Francisco, CA

$61 - $83.75/hr

Company Description Intelliswift Software, Inc Primary Job Responsibilities: Participate in design ... Ability to guide and mentor junior teammates. Job Requirements: Required: Expert level Java skills ...

JAVA BE Engineer

San Francisco, CA

$61 - $83.75/hr

Company Description Intelliswift Software, Inc Primary Job Responsibilities: Participate in design ... Ability to guide and mentor junior teammates. Job Requirements Required: Expert level Java skills ...

JAVA BE Engineer

San Francisco, CA · On-site

$61 - $83.75/hr

Company Description Intelliswift Software, Inc Primary Job Responsibilities Participate in design ... Ability to guide and mentor junior teammates. Required: Expert level Java skills with deep ...

Junior Software Engineer

San Mateo, CA · On-site

$85K - $100K/yr

Junior Software Engineer Hybrid-San Mateo, CA. About Arena Arena, a PTC business, helps high-tech ... Some exposure to object-oriented programming (Java preferred) through coursework or practical ...

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Showing results 1-20

Junior Java Software Engineer information

See San Mateo, CA salary details

$69.5K

$121.7K

$183.4K

How much do junior java software engineer jobs pay per year?

As of Jul 29, 2026, the average yearly pay for junior java software engineer in San Mateo, CA is $121,673.00, according to ZipRecruiter salary data. Most workers in this role earn between $86,000.00 and $121,300.00 per year, depending on experience, location, and employer.

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 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 popular job titles related to Junior Java Software Engineer jobs in San Mateo, CA? For Junior Java Software Engineer jobs in San Mateo, CA, the most frequently searched job titles are:
What cities near San Mateo, CA are hiring for Junior Java Software Engineer jobs? Cities near San Mateo, CA with the most Junior Java Software Engineer job openings:

Jr. Java Web Developer (Remote)

SynergisticIT

San Jose, CA • On-site

Other

Posted 18 days ago


Job description

Junior Java Spring Boot Developer — Build Enterprise-Style Applications Many enterprise teams rely on Java and Spring Boot for backend applications, APIs, and business-critical systems. If you are interested in backend or full-stack development, Java Spring Boot can be a strong path. But junior candidates need to understand more than annotations and syntax—they need to build, test, debug, and explain applications. SynergisticIT is seeking candidates interested in Core Java, Spring Boot, REST APIs, microservices, SQL, Git, testing basics, application architecture, and cloud-ready development. This opportunity is ideal for candidates who want to strengthen their backend skills and become more prepared for junior Java roles. Since 2010, we’ve helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Intel, Paypal, JPMC, Wayfair, BOA, CITI and hundreds more with Job offers of $95k to $154k. Synergisticit focuses on closing the gap between your tech skills and what employers want now. Currently, We are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, Data analysts/Data Engineers/ Data Scientists, Machine Learning engineers for full time positions with clients. We Focus on Java /Full stack/Devops and Data Science /Data Engineers/Data analysts/BI Analysts/ Machine learning/AI candidates Ideal Candidates: Recent grads in CS, Engineering, Math, or Statistics with limited or no job experience Jobseekers who had layoffs due to Downsizing and want to get in demand tech stack Professionals seeking a career switch to tech Candidates with career gaps or lacking real-world experience Individuals looking to boost their skill portfolio for better job prospects Computer Science grads with limited or no job experience Students who recently finished their Bachelor’s or Master’s programs Those struggling to land interviews despite having experience please read our blogs · Why do Tech Companies not Hire recent Computer Science Graduates | https://www.synergisticit.com/why-tech-companies-dont-hire-recent-cs-graduates/ · Technical Skills or Experience? | Which one is important to get a Job? | https://www.synergisticit.com/tech-skill-or-experience-which-one-is-more-important-for-a-jobseeker/ Please check below links: Synergisticit Industry Event videos (OCW, JavaOne, Gartner data Analytics): https://fast.wistia.com/embed/channel/k4mlq69ekl USA Today feature Discover JOPP: https://www.synergisticit.com/jopp/ Contact: https://www.synergisticit.com/contact-us/ SynergisticIT JOPP is good for Spring Boot candidates because it helps them build job-ready proof. Candidates can improve project depth, align resumes with employer keywords, practice technical interviews, and learn how to present their Java work more effectively to hiring teams. Build stronger Java Spring Boot skills and prepare for real opportunities—Contact us. Please note: Resume databases are shared with clients and interested clients will reach out directly if they find a qualified candidate for their req. Resume submissions may be shared with our JOPP team database also. Please unsubscribe if contacted or if you don’t want to be contacted please don’t submit your resume