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Java Developer Jobs in Louisville, KY (NOW HIRING)

Centstone

Kafka / StreamSets Developer

Louisville, KY · On-site

Kafka / StreamSets Developer (Onsite) Locations: Louisville, KY | Houston, TX Visa: H1B / H4 EAD ... Java / Python / Scala • Good debugging skills + Linux basics Nice-to-Haves • Kafka Connect ...

Danaher

Software Engineer Internships

Louisville, KY · On-site

About Software Engineering Roles at Danaher Are you passionate about building real-world ... Writing and debugging code in languages such as C#, Java, Python, or C++ * Participating on an ...

Noblesoft Technologies

SDET Lead

Louisville, KY · On-site

$45.75 - $62.25/hr

POS Testing Experience, Selenium, Java, API Testing, ReadyAPI Job Summary: As a Sr. SDET/Test Lead specializing in API/Webservices Testing, SDET, and Selenium, you will be responsible for leading and ...

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Java Developer information

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$15

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How much do java developer jobs pay per hour?

As of Jul 10, 2026, the average hourly pay for java developer in Louisville, KY is $54.48, according to ZipRecruiter salary data. Most workers in this role earn between $47.12 and $60.96 per hour, depending on experience, location, and employer.

Is Java developer still in demand?

Java developers remain in high demand due to the widespread use of Java in enterprise applications, Android development, and backend systems. Skills in frameworks like Spring and knowledge of cloud environments enhance job prospects, which are expected to continue growing as technology evolves.

What Do Java Developers Do?

Java developers create dynamic computer applications and websites using the Java computer programming language. The Java language integrates with other programming languages and infrastructures to build robust business applications and software for a wide range of industries, from finance and healthcare to content management and social media. Java developers may be involved in all stages of application development, from conception and design to testing, production, and ongoing maintenance. The goal is to provide efficient solutions for business needs.

Is Java outdated in 2026?

Java remains a widely used programming language for Java developers in 2026, especially in enterprise applications, Android development, and backend systems. Its ongoing updates, large ecosystem, and strong community support ensure its relevance for many software development roles.

What is the difference between Java Developer vs Software Engineer?

AspectJava DeveloperSoftware Engineer
Required CredentialsBachelor's in Computer Science or related, Java certificationsBachelor's in Computer Science or related, various certifications
Work EnvironmentDevelops Java-based applications, often in teamsDesigns and develops software solutions, may include Java projects
Employer & Industry UsageTech companies, finance, e-commerceBroad industry, including tech, finance, healthcare

Java Developers focus specifically on Java programming, while Software Engineers have a broader role in designing and developing software solutions across multiple languages. Both roles often require similar educational backgrounds and certifications, but Java Developers typically work more directly with Java-based projects, whereas Software Engineers may handle diverse technologies.

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

To thrive as a Java Developer, you need strong proficiency in Java programming, object-oriented design, and a solid understanding of software development principles, usually supported by a degree in computer science or related fields. Familiarity with frameworks such as Spring or Hibernate, experience with version control systems like Git, and sometimes certification like Oracle Certified Professional Java Programmer (OCPJP) are commonly required. Effective problem-solving, teamwork, and attention to detail are crucial soft skills in this role. These skills ensure robust, maintainable, and scalable software solutions that meet project requirements and business goals.

What is the minimum salary of a Java developer?

The minimum salary for a Java developer varies depending on location, experience, and industry, but entry-level positions typically start around $50,000 to $70,000 annually in many regions. Factors such as proficiency in frameworks like Spring and knowledge of tools like Git can influence starting pay. Entry-level roles may also require basic understanding of object-oriented programming and Java SE fundamentals.

Can I get a Java job with no degree?

Yes, many Java developer roles do not require a formal degree if you have strong programming skills, experience with Java and related tools, and a solid portfolio or certifications. Employers often prioritize practical knowledge and problem-solving ability over formal education for this role.

What are Java Developers?

Java Developers are software professionals who specialize in designing, developing, and maintaining applications using the Java programming language. They work on a variety of projects, including web, desktop, and mobile applications, as well as enterprise-level systems. Java Developers are responsible for writing clean and efficient code, testing and debugging programs, and collaborating with other team members to deliver robust software solutions. Their expertise in Java and related technologies is crucial for building scalable and secure applications.

What are some common challenges Java Developers face when working on large-scale enterprise applications?

Java Developers working on large-scale enterprise applications often encounter challenges such as managing complex codebases, ensuring efficient performance, and integrating with legacy systems. Collaborating with cross-functional teams is crucial, as these projects typically involve multiple developers, QA engineers, and business analysts. Additionally, maintaining code quality and adhering to best practices while meeting tight deadlines can be demanding. Staying up-to-date with evolving frameworks and tools also plays a key role in overcoming these challenges.

Are Java developers still in demand?

Java developers remain in high demand due to the widespread use of Java in enterprise applications, Android development, and backend systems. Skills in frameworks like Spring and knowledge of cloud environments enhance job prospects, which are expected to grow as businesses continue to rely on Java-based solutions.

Is Java still useful in 2026?

Java remains a widely used programming language for Java Developers in 2026, especially in enterprise applications, Android development, and backend systems. Its stability, large ecosystem, and ongoing updates ensure continued relevance, with skills in Java, frameworks like Spring, and related tools in demand.

What's the typical salary for Java developers?

The average salary for Java developers varies by experience and location but generally ranges from $70,000 to $120,000 annually. Entry-level positions typically start around $60,000, while experienced developers with specialized skills or certifications can earn over $130,000. Knowledge of frameworks like Spring and proficiency in tools such as Git can influence salary levels.
More about Java Developer jobs
What are the most commonly searched types of Java Developer jobs in Louisville, KY? The most popular types of Java Developer jobs in Louisville, KY are:
What are popular job titles related to Java Developer jobs in Louisville, KY? For Java Developer jobs in Louisville, KY, the most frequently searched job titles are:
What job categories do people searching Java Developer jobs in Louisville, KY look for? The top searched job categories for Java Developer jobs in Louisville, KY are:
What cities near Louisville, KY are hiring for Java Developer jobs? Cities near Louisville, KY with the most Java Developer job openings:
Java Developer jobs near you
Infographic showing various Java Developer job openings in Louisville, KY as of July 2026, with employment types broken down into 81% Full Time, 8% Part Time, 1% Temporary, and 10% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution, with an average salary of $113,312 per year, or $54.5 per hour.
Kafka / StreamSets Developer

Kafka / StreamSets Developer

Centstone

Louisville, KY • On-site

Contractor

Re-posted 12 days ago

Job description

Position: Kafka / StreamSets Developer (Onsite)
Locations: Louisville, KY | Houston, TX
Visa: H1B / H4 EAD | Long-term

Responsibilities
• Build and support real-time data streaming using Apache Kafka
• Develop and maintain StreamSets Data Collector pipelines
• Create/maintain Kafka producers, consumers, topics, and consumer groups
• Implement error handling, retries, and monitoring for pipelines
• Troubleshoot production issues and optimize performance (latency/throughput)
• Work with data/app teams for requirements, deployments, and documentation

Must-Haves
• Strong hands-on Apache Kafka experience
• StreamSets pipeline development (Data Collector)
• Real-time streaming / event-driven data processing experience
• One language: Java / Python / Scala
• Good debugging skills + Linux basics

Nice-to-Haves
• Kafka Connect, Schema Registry (Confluent)
• Cloud (AWS/Azure/GCP), Docker/Kubernetes
• Monitoring tools (Splunk/ELK/Prometheus/Grafana)

Best Regards
 
Jessica |
Jessica@centstone.com | (332) 233-6606
 
Centstone Services LLC
3400 State Route 35, Suite 9B, Hazlet, New Jersey, 07730 USA
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About Centstone

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In the dynamic landscape of today’s business environment, flexibility is key. At Centstone, we understand the unique demands of your industry and offer tailored Contract Hiring solutions to empower your organization with the right talent when you need it most.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

Hazlet, NJ, US

Year founded

2022

Social media

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