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Junior Java Developer Jobs in Carlsbad, CA (NOW HIRING)

Leidos

Junior Signal Processing Engineer

San Diego, CA · On-site

$69K - $125K/yr

Leidos currently has an opening for a Junior Signal Processing Engineer to support EW programs in ... as C/C++, Java etc. * Working knowledge of scientific programming and algorithm ...

ServSolid Inc

Salesforce Lead Developer

San Diego, CA · On-site

$59 - $78/hr

... junior developers and lead day-to-day activities within the developer team Collaborate with ... Java or C# Web application development experience, including solid experience with Java or C#, as ...

ServSolid Inc

Salesforce Lead Developer

San Diego, CA

$59 - $78/hr

... junior developers and lead day-to-day activities within the developer team Collaborate with ... Java or C# Web application development experience, including solid experience with Java or C#, as ...

Leidos

Full Stack Software Engineer

San Diego, CA · On-site

$87K - $157K/yr

We have a dynamic opportunity for a Secret cleared Software Developer with proven Java, JavaScript ... Mentor and teach junior staff innovative techniques for React/JS development. * Decompose epics ...

Axos Bank

Jr. Personalization Developer

San Diego, CA

$71K - $92K/yr

About This Job Axos Bank is seeking a motivated Junior Martech Personalization Developer to join our growing Enterprise Marketing Technology team. In this role, you will be instrumental in building ...

Leidos

Junior Signal Processing Engineer

San Diego, CA · On-site

$69K - $125K/yr

Leidos currently has an opening for a Junior Signal Processing Engineer to support EW programs in ... as C/C++, Java etc. * Working knowledge of scientific programming and algorithm ...

Leidos

Junior Signal Processing Engineer

La Jolla, CA · On-site

$69K - $125K/yr

Leidos currently has an opening for a Junior Signal Processing Engineer to support EW programs in ... as C/C++, Java etc. * Working knowledge of scientific programming and algorithm ...

Axos Bank

Jr. Personalization Developer

San Diego, CA · On-site

$71K - $92K/yr

About This Job Axos Bank is seeking a motivated Junior Martech Personalization Developer to join our growing Enterprise Marketing Technology team. In this role, you will be instrumental in building ...

Jobsbridge

Camstar Developer

San Diego, CA

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Camstar Developer ( Multiple Location ) 5+ years of Camstar implementation ...

Britech Group, Inc.

Sr Embedded Software Engineer

Vista, CA · On-site

$126K - $166K/yr

... technical leadership, mentors junior engineers, and drives the architecture, development ... quality Java applications and system architecture. · Evaluate hardware compatibility and ...

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All JobsJava Developer JobsJunior Java Developer JobsJunior Java Developer Jobs in Carlsbad, CA

Junior Java Developer information

See Carlsbad, CA salary details

$63.3K

$110.8K

$167K

How much do junior java developer jobs pay per year?

As of Jul 23, 2026, the average yearly pay for junior java developer in Carlsbad, CA is $110,816.00, according to ZipRecruiter salary data. Most workers in this role earn between $78,300.00 and $110,500.00 per year, depending on experience, location, and employer.

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

AspectJunior Java DeveloperJava Developer
Required Experience0-2 years2+ years
CertificationsOptional, entry-level certificationsOptional, advanced certifications
Work EnvironmentSupportive, learning-focused teamsProject-driven, independent roles
ResponsibilitiesAssist in coding, bug fixing, learning frameworksDesign, develop, maintain Java applications

The main difference between a Junior Java Developer and a Java Developer lies in experience, responsibilities, and independence. Junior Java Developers are typically entry-level, focusing on learning and supporting tasks, while Java Developers have more experience and handle complex development projects independently.

Is Java still useful in 2026?

Java remains a widely used programming language for developing enterprise applications, Android apps, and backend systems in 2026. Junior Java Developers can benefit from its stability, extensive libraries, and strong community support, making it a valuable skill in the software industry. Knowledge of frameworks like Spring and tools such as Maven or Gradle enhances job prospects.

What are Junior Java Developers?

Junior Java Developers are entry-level software engineers who specialize in building and maintaining applications using the Java programming language. They typically work under the supervision of more experienced developers and are responsible for writing code, debugging, and participating in code reviews. Their tasks may also include testing software, learning new frameworks, and assisting with the design and implementation of features. Junior Java Developers usually have foundational knowledge of Java and related technologies, and they are eager to develop their skills through hands-on experience.

Can I learn Java in 3 months?

Junior Java developers can acquire foundational skills in Java within three months with consistent study, practice, and hands-on projects. However, mastering advanced concepts, frameworks, and real-world application typically requires longer experience and ongoing learning.

Which pays more, C++ or Java?

For a Junior Java Developer, salaries for C++ and Java roles can vary based on industry, location, and experience, but generally, C++ positions tend to offer higher starting salaries due to its use in high-performance applications like gaming and finance. However, Java remains widely used in enterprise environments with competitive pay. Both skills are valuable, and salary differences may depend on specific job requirements and demand in the job market.

What Does a Junior Java Developer Do?

Junior Java developers are entry-level programmers who are part of a team of coders and developers. They work on both front-end and back-end codes to build an application. Being a junior Java developer requires extensive knowledge of coding and the program language JavaScript to develop and troubleshoot products. As a junior Java developer, you run tests to pinpoint errors, migrate code and data, and ensure the program is integrated with other company developments.

What are some common challenges a Junior Java Developer might face during their first year, and how can they overcome them?

Junior Java Developers often encounter challenges such as understanding large codebases, adapting to agile development processes, and managing task priorities. To overcome these hurdles, it’s helpful to proactively seek mentorship from senior developers, regularly review documentation, and participate in code reviews. Effective communication with team members also accelerates learning and helps clarify requirements or technical uncertainties. Embracing continuous learning through online resources and hands-on projects will further strengthen your skills and confidence.

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

A Junior Java Developer should have a solid understanding of Java programming, object-oriented principles, and basic software development concepts, often supported by a relevant degree or coding bootcamp. Familiarity with tools such as IntelliJ IDEA or Eclipse, version control systems like Git, and frameworks like Spring Boot is typically expected. Strong problem-solving abilities, attention to detail, and effective teamwork are important soft skills in this role. These competencies enable efficient code development, smooth collaboration, and the ability to quickly adapt to new technologies and project requirements.

Will AI replace Java devs?

AI is unlikely to fully replace Java developers, as they require problem-solving, design, and understanding of complex systems that AI cannot fully replicate. Instead, AI tools can assist Java developers by automating repetitive tasks and improving productivity, making their roles more efficient. Continuous learning and adapting to new technologies remain important for Java developers to stay relevant in the evolving tech landscape.
More about Junior Java Developer jobs
What cities near Carlsbad, CA are hiring for Junior Java Developer jobs? Cities near Carlsbad, CA with the most Junior Java Developer job openings:
Junior Java Developer jobs near you
Infographic showing various Junior Java Developer job openings in Carlsbad, CA as of July 2026, with employment types broken down into 81% Full Time, 7% Part Time, 1% Temporary, and 11% Contract. Highlights an 84% Physical, 4% Hybrid, and 12% Remote job distribution, with an average salary of $110,816 per year, or $53.3 per hour.
Junior Signal Processing Engineer

Junior Signal Processing Engineer

Leidos

San Diego, CA • On-site

$69K - $125K/yr

Full-time

Posted 29 days ago

Leidos rating

8.4

Company rating: 8.4 out of 10

Based on 149 frontline employees who took The Breakroom Quiz

57th of 454 rated business services

Job description

Today, Electronic Warfare (EW) is a growing enterprise - protecting the warfighter and our national security against ever-adapting threats. Leidos currently has an opening for a Junior Signal Processing Engineer to support EW programs in Arlington, VA or San Diego, CA.

As part of our team, you will focus on improving the robustness and efficacy of sensors and signals in complicated environments. More broadly, you will advance the state of the art in research and advanced applications to support ongoing and future EW programs. You'll simultaneously get to work alongside scientists and experts in these fields to help grow your own knowledge and career.

Taking direction from your Team or Task Lead, while working in small groups or individually, you will:

  • Develop, model, and test algorithms in Matlab, Simulink, or C++Analyze results from simulation or real data to identify root causes and trends

  • Plan and perform analytical and engineering research, design development, participate in testing and other technical assignments

Basic Qualifications:

  • Bachelors of Science in Electrical Engineering, Physics, Computer Science, Mathematics or related field and 2+ years of experience or and MS and relevant experience

  • Active Secret clearance and eligible to obtain a TS/SCI level clearance US citizenship required

  • Experience with tools such as MATLAB, Linux, Mathematica, Python, Simulink - and languages such as C/C++, Java etc.

  • Working knowledge of scientific programming and algorithm developmentExperience with radar signal processingDemonstrated strong oral and written communicationAbility to work in a team environment, as well as independently

  • Adaptability to new challenges with a strong motivation to grow and learn in new areas

Preferred Qualifications:

  • Working knowledge areas such as digital filtering, spectral estimation, detection and estimation theory, linear algebra and stochastic processes

  • Experience working in areas of modeling and simulation (M&S), radar, adaptive radar, signals processing, algorithm development, synthetic aperture radar (SAR) or similar fields

NKE

ElectronicWarfare

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:June 11, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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