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Junior Java Developer Jobs in Centennial, CO (NOW HIRING)

Sysazzle

Application Developer IV

Denver, CO · On-site

Candidate will also be responsible for guiding and mentoring other junior Java developers. · Design, development and support of Physician facing web and mobile application. · Work with the Product ...

R2 Technologies Corporation

Java Developer

Denver, CO · On-site

$52.50 - $68/hr

Job Title : Java Developer Location : Denver CO & Charlotte NC Onsite Duration : Long-Term Need 3+ years of experience in Java Developer Java spring boot micro services AWS Skills: Spring Boot ...

InstantServe LLC

Java Developer

Denver, CO · On-site

$52.50 - $68/hr

Java Developer Requisition ID: SB26-149-DEV Client: Colorado Judicial Branch (CO Judicial) Department: Judicial Location: Remote / As Assigned Duration: July 27, 2026 - July 27, 2027 Position ...

Artech Information System LLC

Java Developer

Denver, CO · On-site

$52.50 - $68/hr

Jr-Mid level Java Developer * Preferable 2-5 years. * Backend Java Developer * Spring * NoSQL/MySQL * Cassandar (plus) * Candidates with the soft skills (passionate, pro-active, personable ...

Artech Information System LLC

JAVA DEVELOPER

Denver, CO

$52.50 - $68/hr

Java Developer Location: Denver, CO Duration: Full Time To be responsible for managing technology in projects and providing technical guidance / solutions for work completion (1.) To be responsible ...

Kavaliro

Java Developer

Denver, CO · On-site

$52.50 - $68/hr

Java Developer Contractor About the Role We are seeking an experienced Java Developer Contractor to support the design, development, and maintenance of web applications, backend services, and cloud ...

Transcend Softech LLC

Java Developer

Denver, CO · On-site

$52.50 - $68/hr

Position: Java Developer Location: Denver, CO Long Term Contract Unable to provide sponsorship for this role. * Experience in analysis, design, development, and maintenance of client server ...

Spartan X Corp

Java Developer

Denver, CO · On-site

$60/hr

About the Role We are seeking an experienced Java Developer Contractor to support the design, development, and maintenance of web applications, backend services, and cloud-based solutions. This role ...

360 IT Professionals

Senior java developer

Denver, CO · On-site

$59 - $75.25/hr

Senior Java Developer We are looking for a Senior Java Developer with experience in building high-performing, scalable, enterprise-grade applications. You will be part of a talented software team ...

Infojini Inc

Senior Java Developer

Denver, CO

$59 - $75.25/hr

We are looking for Senior Java Developer in Denver, CO for 6 months contract position. Please send your resume along with rate expectation. Please refer someone else if you are not available at this ...

Artech Information System LLC

Java Developer

Denver, CO · On-site

$52.50 - $68/hr

We are looking for an experienced Java Developer to work on a dynamic team designing, building, and integrating micro services in a distributed system. The right individual for this role must be ...

PSG Global Solutions

Java Developer III

Littleton, CO

$51 - $66/hr

We are seeking Senior Java Developer resources that are excited about an opportunity to grow with this industry leader. In this position they need a Level 3 Senior Developer Java - A candidate that ...

Artech Information System LLC

Java Developer

Englewood, CO · On-site

$50.25 - $65.25/hr

Position:GUI Java Developer LOCATION: Englewood ,CODuration:12 month+ BS or Masters in Computer Science or equivalent 2-4 years in architecting large and business critical systems 6 - 8 years of ...

Infojini Inc

Sr Java Developer

Denver, CO

$59 - $75.25/hr

Java developer roles and responsibilities include managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to ...

Artech Information System LLC

Java Developer

Centennial, CO · On-site

$52.50 - $68/hr

Java * JavaScirpt * Advanced JavaScript * Working on Video Data Services Platform * Doing complete rebuild * Working with FTE developers * Developing a new ingest process for data going in and out of ...

GARGI TECHNOLOGIES INC

FullStack Java Developer

Denver, CO · On-site

$54 - $69.75/hr

Software Engineer / Java Developer Key Responsibilities: • Design, develop, test, and maintain scalable Java-based applications. • Collaborate with cross-functional teams to implement business ...

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All JobsJava Developer JobsJunior Java Developer JobsJunior Java Developer Jobs in Centennial, CO

Junior Java Developer information

See Centennial, CO salary details

$62.7K

$109.9K

$165.6K

How much do junior java developer jobs pay per year?

As of Jul 8, 2026, the average yearly pay for junior java developer in Centennial, CO is $109,869.00, according to ZipRecruiter salary data. Most workers in this role earn between $77,700.00 and $109,500.00 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
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What cities near Centennial, CO are hiring for Junior Java Developer jobs? Cities near Centennial, CO with the most Junior Java Developer job openings:
Junior Java Developer jobs near you
Infographic showing various Junior Java Developer job openings in Centennial, CO as of July 2026, with employment types broken down into 81% Full Time, 7% Part Time, and 12% Contract. Highlights an 86% In-person, and 14% Remote job distribution, with an average salary of $109,869 per year, or $52.8 per hour.
Application Developer IV

Application Developer IV

Sysazzle

Denver, CO • On-site

Other

Posted 13 days ago

Job description

Title: Application Developer IV

Duration: 5-6 month contract

Location: Denver, CO, (Remote)

Description:

Senior Java Developer

We are seeking a Senior Java Developer who will be responsible for designing and developing the middle tier for a software as a service based application. Candidate will also be responsible for guiding and mentoring other junior Java developers.

Job Description

·        Design, development and support of Physician facing web and mobile application.

·        Work with the Product Owners to review and understand the business requirements and functional specifications

·        Work with client and database developers

·        Participate in architecture, design and code reviews

·        Work with QA and CM team for code build/releases, test case design and defect resolution

·        Work with Team Lead/Project Manager/Architect for planning, estimation, documentation and status reporting

·        Mentor other teammates on Java design and development

·        Advocate for code quality and standards

·        Any other tasks necessary for completion of project deliverables and application support

·        Excellent communication skills

·        Be able to adapt and contribute to a fast paced and agile application development.  SAFe experience a plus

·        Adhere to project schedules, proactively resolve and or escalate issue to management

·        Team Lead experience a plus

·        Healthcare experience a plus

·        Experience with working with offshore teams a plus

Design skills

·        Highly skilled in Middle Tier Application architecture and design.

·        Experience in developing applications with heavy transaction volume.

·        Highly skilled in OO and heavy use of Design Patterns 

Programming skills

·        6+ years of Java, including experience with Java 17 or greater

·        6+ years of Spring and Springboot

·        4+ years of Spring Data JPA

·        2+ years of Kafka, including understanding of Producers and Consumers

·        Microservice Architecture

·        Object Orented Design (OOD)

·        Test Driven Development (TDD)

·        Strong Unit testing experience, including JUNIT 5

·        Experience with Cloud technologies Google Cloud Platform or AWS, Spanner and Postgres experience a plus

·        Experience with application monitoring, Dynatrace and Kibana

·        Experience with application debugging

·        Angular experience a plus

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