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Java Junior Jobs in Jacksonville, FL (NOW HIRING)

Acosta

Automation Developer (AI)

Jacksonville, FL · On-site

$84K - $105K/yr

... junior team members on tools, best practices, and standards Responsibilities What You Bring: * Bachelor's degree (BA or BS) * 5+ years of advanced programming experience (Python, C#, Java, .NET, or ...

ApplyMint

Senior Software Engineer

Jacksonville, FL · On-site

$108 - $132/hr

Act as a mentor to junior software engineers, providing guidance, feedback, and support to help ... Strong proficiency in two or more programming languages (e.g., Java, C++, Python, or JavaScript)

Acosta

Automation Developer (AI)

Jacksonville, FL · Remote

Support projectbased automation initiatives , contribute to solution design , and mentor junior ... Bachelor's degree (BA or BS) * 5+ years of advanced programming experience (Python, C#, Java, .NET, ...

Pwc

Engineering Manager-Technical Product Owner

Jacksonville, FL · On-site

$154K - $160K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

As a Manager, you will leverage your leadership skills to mentor and develop junior staff ... g., Java, Python, C#.NET) and application frameworks. Oversee enterprise application integration ...

Pwc

Senior Technical Product Owner

Jacksonville, FL · On-site

$117K - $154K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

You will also guide and mentor junior team members, fostering a collaborative environment that ... Contribute to scalable software solutions using languages such as Java, Python, and C++. Own ...

Subway

Sr. Software Engineer

Jacksonville, FL · On-site

$112K - $148K/yr

  • Medical

  • Life

  • Retirement

Conduct constructive code reviews and provide technical design guidance to peers and junior ... JavaScript/TypeScript (Node.js), Java, or C# * Experience with serverless architectures on AWS ...

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Java Junior information

See Jacksonville, FL salary details

$56.5K

$99K

$149.2K

How much do java junior jobs pay per year?

As of Aug 19, 2026, the average yearly pay for java junior in Jacksonville, FL is $98,980.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,000.00 and $98,700.00 per year, depending on experience, location, and employer.

What is a Java Junior?

Java Junior developers are entry-level software engineers who specialize in programming using the Java language. They typically have a foundational understanding of Java syntax, object-oriented programming concepts, and basic software development practices. Java Juniors often assist with coding, debugging, and testing under the supervision of more experienced developers, while continuously learning and building their technical skills. Their responsibilities may also include maintaining existing applications and writing simple features as part of a development team.

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

To thrive as a Java Junior, you need a solid understanding of Java programming, object-oriented principles, and a relevant degree or coursework in computer science. Familiarity with development tools like Eclipse or IntelliJ IDEA, version control systems (such as Git), and basic knowledge of databases are typically expected. Strong problem-solving abilities, eagerness to learn, and good communication skills help juniors excel in collaborative and fast-paced environments. These skills enable efficient coding, effective teamwork, and smooth adaptation to evolving project requirements.

What are some typical challenges a Java Junior might face when starting out, and how can they overcome them?

As a Java Junior, you may encounter challenges like understanding complex codebases, adapting to agile development practices, and debugging unfamiliar issues. It's common to feel overwhelmed at first, but asking questions, participating in code reviews, and pairing with more experienced developers can accelerate your learning. Regularly practicing coding, studying documentation, and using collaboration tools will also help you quickly become a productive member of the team.

What is the difference between Java Junior vs Java Developer?

AspectJava JuniorJava Developer
Required Experience0-2 years2+ years
CertificationsOptional, entry-level certificationsOptional, advanced certifications
Work EnvironmentTraining, mentorship-focusedProject-driven, independent
ResponsibilitiesLearning, basic coding tasksDesign, develop, maintain Java applications

Java Junior roles are entry-level positions focused on learning and supporting Java projects, often requiring minimal experience. Java Developers have more experience, handle complex tasks, and contribute to project design and implementation. The transition from Java Junior to Java Developer involves gaining skills, experience, and certifications over time.

What are the most commonly searched types of Java jobs in Jacksonville, FL?

The most popular types of Java jobs in Jacksonville, FL are:

What cities near Jacksonville, FL are hiring for Java Junior jobs?

Cities near Jacksonville, FL with the most Java Junior job openings:

Java Junior jobs near you
Infographic showing various Java Junior job openings in Jacksonville, FL as of August 2026, with employment types broken down into 1% Internship, 80% Full Time, 3% Part Time, and 16% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $98,980 per year, or $47.6 per hour.

Engineer II

Intercontinental Exchange Holdings, Inc.

Jacksonville, FL

$90K - $123K/yr

Full-time

Re-posted 26 days ago

Job description

Overview

Job Purpose

We are seeking an experienced Software Developer (Level 2) to join our innovative development team. In this role, you will contribute to the design and development of our applications while taking ownership of specific components and features. You will work in an AI-forward engineering culture, leveraging tools like Claude to accelerate development, improve code quality, and solve complex problems more effectively.

Responsibilities

  • Design, develop, and maintain web applications using C# and .NET for backend services and React for frontend development
  • Implement new features and enhancements to existing functionality with moderate guidance
  • Write clean, efficient, and maintainable code following best practices and team standards
  • Create and maintain RESTful APIs and integrate them with React-based frontends
  • Leverage Claude as a core development tool to accelerate workflows including code generation, documentation, and code review assistance
  • Collaborate with cross-functional teams to understand requirements and deliver solutions
  • Troubleshoot, debug, and resolve technical issues in both backend and frontend systems, using AI-assisted tools to diagnose and resolve issues faster
  • Participate in code reviews, providing and receiving constructive feedback
  • Write and maintain unit tests to ensure code quality and functionality, including AI-assisted test generation and coverage analysis
  • Contribute to database design and development using SQL
  • Stay current with relevant technologies, frameworks, and emerging AI/LLM capabilities relevant to the team's stack
  • Provide occasional guidance to junior developers, including sharing effective AI-assisted development practices

Knowledge and Experience

  • Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience)
  • 2-4+ years of professional software development experience
  • Strong knowledge of C# and the .NET ecosystem (e.g., .NET Core, ASP.NET Core)
  • Experience with React and its ecosystem (hooks, state management)
  • Proficiency with modern JavaScript (ES6+) and TypeScript
  • Experience with SQL and relational database concepts
  • Understanding of web application security principles
  • Experience with version control systems (Git)
  • Familiarity with Agile development methodologies
  • Strong problem-solving skills and attention to detail
  • Excellent communication and collaboration abilities
  • Comfort using Claude as a daily development tool for tasks such as code generation, debugging assistance, and documentation

Preferred Knowledge and Experience

  • Experience with CI/CD pipelines (e.g., Azure DevOps, GitHub Actions)
  • Knowledge of containerization concepts (Docker)
  • Experience with AWS
  • Experience with Java or Spring Boot as a secondary backend language
  • Familiarity with microservices architecture
  • Experience with automated testing frameworks
  • Understanding of responsive design and accessibility standards
  • Knowledge of performance optimization techniques
  • Experience using Claude effectively across the software development lifecycle, from design through testing and deployment
  • Familiarity with getting the most out of Claude through clear prompting and understanding its strengths and limitations in a dev context
----------Intercontinental Exchange, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to legally protected characteristics.Employment Type: FULL_TIME

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