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Junior Java Developer Jobs in Catonsville, MD (NOW HIRING)

Java Developer

Columbia, MD · On-site

$102.30K - $139K/yr

The Java Developer is responsible for designing, developing, testing, and maintaining scalable software applications using Java technologies. This role supports enterprise systems and mission ...

Java Developer

Columbia, MD · On-site

$102.30K - $139K/yr

The Java Developer is responsible for designing, developing, testing, and maintaining scalable software applications using Java technologies. This role supports enterprise systems and mission ...

Java Developer

Columbia, MD · Remote

$102.30K - $139K/yr

The Java Developer is responsible for designing, developing, testing, and maintaining scalable software applications using Java technologies. This role supports enterprise systems and mission ...

Senior Java Developer

Maryland City, MD · Remote

$110K - $130K/yr

We are seeking a highly skilled Senior Java Developers. You will work with our Staff and Sr. ... Lead and mentor junior engineers, performing code reviews and setting engineering best practices.

Java Developer

Bethesda, MD · On-site

$87.10K - $157.45K/yr

Leidos has an exciting opportunity for a Java Developer in our Intel Security Sector's Analysis Solutions Business Area . Our talented team is at the forefront in Security Engineering, Computer ...

Senior Java Developer

Maryland City, MD · On-site +1

$110K - $130K/yr

We are seeking a highly skilled Senior Java Developers. You will work with our Staff and Sr. ... Lead and mentor junior engineers, performing code reviews and setting engineering best practices.

Senior Java Developer

Maryland City, MD · On-site +1

$110K - $130K/yr

We are seeking a highly skilled Senior Java Developers. You will work with our Staff and Sr. ... Lead and mentor junior engineers, performing code reviews and setting engineering best practices.

Java Developer

Owings Mills, MD

$49 - $63.50/hr

Java Developer Location: Owings Mills, MD Duration : Full Time Client: Direct Client JOB PURPOSE The Software Engineer must have hands-on experience with enterprise level software development ...

Java Developer

Bethesda, MD

$87.10K - $157.45K/yr

Leidos has an exciting opportunity for a Java Developer in our Intel Security Sector's Analysis Solutions Business Area . Our talented team is at the forefront in Security Engineering, Computer ...

Java Developer Specialist

Baltimore, MD · On-site +1

$50.75 - $65.50/hr

As an experienced Java Developer Specialist, you will have the ability to share new ideas and collaborate on projects as a consultant without the extensive demands of travel. The Project Delivery ...

Java Developer

Greenbelt, MD · On-site

$51.50 - $66.50/hr

Application Developer III SUMMARY: Develops and maintains internal and external JAVA web based applications, including quality assurance. Work in a team environment with developers and project ...

Java Developer

Calverton, MD

$52.75 - $68/hr

Using a light-weight Java framework and a continuous integration environment, you'll join our team of developers building the next-generation of customer engagement systems for federal service ...

JAVA Developer

Baltimore, MD

$50.75 - $65.50/hr

Dynamic client in Baltimore, MD is looking for a solid Java developer. Seeking someone strong in OOP languages, web services and writing scripts in Jython, Jscript or PlSql. If you are seeking a ...

Java Developer

Columbia, MD

$50.50 - $65.50/hr

Java developer Location: Columbia MD Duration: 12 Months Looking for consultants only on W2 Description Acts in the highest level technical role as an individual contributor and/or team lead for the ...

Mid-Sr Java Developer

Rockville, MD · On-site +1

$52 - $67.25/hr

Java Developer Duration: Permanent Looking for Java Developer with 7+ Years of experience with Java and good hands on with AWS and Angular or Spring. Qualifications * Strong experience using Java and ...

Mid-Sr Java Developer

Rockville, MD

$52 - $67.25/hr

Java Developer Duration: Permanent Looking for Java Developer with 7+ Years of experience with Java and good hands on with AWS and Angular or Spring. Qualifications * Strong experience using Java and ...

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Junior Java Developer information

See Catonsville, MD salary details

$57.7K

$101.1K

$152.3K

How much do junior java developer jobs pay per year?

As of May 29, 2026, the average yearly pay for junior java developer in Catonsville, MD is $101,062.00, according to ZipRecruiter salary data. Most workers in this role earn between $71,400.00 and $100,800.00 per year, depending on experience, location, and employer.

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 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.

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 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.

Will AI replace Java devs?

AI is unlikely to fully replace Java developers, as their role involves complex problem-solving, system design, and understanding business needs that AI cannot fully replicate. Instead, AI tools can assist Java developers by automating repetitive tasks and improving productivity, making their skills more valuable. Continuous learning and adapting to new technologies remain important for Java developers to stay relevant in the evolving tech landscape.

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.

What are the most commonly searched types of Java Developer jobs in Catonsville, MD? The most popular types of Java Developer jobs in Catonsville, MD are:
What job categories do people searching Junior Java Developer jobs in Catonsville, MD look for? The top searched job categories for Junior Java Developer jobs in Catonsville, MD are:
What cities near Catonsville, MD are hiring for Junior Java Developer jobs? Cities near Catonsville, MD with the most Junior Java Developer job openings:
Infographic showing various Junior Java Developer job openings in Catonsville, MD as of May 2026, with employment types broken down into 1% Internship, 86% Full Time, 10% Part Time, 1% Temporary, and 2% Contract. Highlights an 80% Physical, 8% Hybrid, and 12% Remote job distribution, with an average salary of $101,062 per year, or $48.6 per hour.
Java Developer

Java Developer

eSimplicity

Columbia, MD • On-site

$102.30K - $139K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 4 hours ago


Job description

Job Type
Full-time
Description
About Us:
eSimplicity is a modern digital services company that partners with government agencies to improve the lives and protect the well-being of all Americans, from veterans and service members to children, families, and seniors. Our engineers, designers, and strategists cut through complexity to create intuitive products and services that equip federal agencies with solutions to courageously transform today for a better tomorrow.
Purpose and Scope:
The Java Developer is responsible for designing, developing, testing, and maintaining scalable software applications using Java technologies. This role supports enterprise systems and mission-critical applications by translating business and technical requirements into reliable, secure, and high-performance solutions.
The position works closely with architects, business analysts, DevOps engineers, and quality assurance teams to deliver software solutions that align with organizational standards and best practices. The ideal candidate has strong foundational to intermediate Java development experience and contributes across the full software development lifecycle, including design, development, testing, deployment support, troubleshooting, and documentation.
Responsibilities:
• Design, develop, test, and maintain Java-based applications and services.
• Write clean, efficient, and well-documented code following industry best practices.
• Participate in requirements analysis and technical design discussions.
• Develop RESTful APIs and backend services.
• Integrate applications with databases, third-party systems, and cloud services.
• Support application deployment, configuration, and troubleshooting.
• Participate in code reviews and ensure adherence to coding standards.
• Collaborate with cross-functional teams in Agile or Scrum environments.
• Create and maintain technical documentation.
• Troubleshoot and resolve defects and performance issues.
• Ensure compliance with security, data protection, and coding standards.
Required skills:
• Working knowledge of Java (Java 8 or higher preferred).
• Understanding of object-oriented programming (OOP) principles.
• Familiarity with common Java frameworks (e.g., Spring or Spring Boot).
• Basic knowledge of RESTful web services and API development.
• Understanding of relational databases (e.g., SQL, PostgreSQL, MySQL).
• Knowledge of version control systems such as Git.
• Familiarity with build tools such as Maven or Gradle.
• Basic understanding of software development lifecycle (SDLC) methodologies.
• Ability to develop and debug Java applications.
• Strong analytical and problem-solving skills.
• Ability to write efficient SQL queries.
• Effective written and verbal communication skills.
• Ability to translate business requirements into technical solutions.
• Ability to work in Agile development environments.
• Ability to work independently and as part of a collaborative team.
• Ability to manage multiple tasks and deadlines.
• Ability to learn new frameworks, tools, and technologies quickly.
• Ability to maintain confidentiality and adhere to secure coding practices.
• Ability to provide technical support and knowledge transfer when required.
Requirements
Required Qualifications:
  • All candidates must pass public trust clearance through the U.S. Federal Government. This requires candidates to either be U.S. citizens or pass clearance through the Foreign National Government System which will require that candidates have lived within the United States for at least 3 out of the previous 5 years, have a valid and non-expired passport from their country of birth and appropriate VISA/work permit documentation.
  • Bachelor's degree in Computer Science, Information Technology, Engineering, or related field.
  • 4+ years of experience in Java development.
  • Experience with Spring Framework / Spring Boot.
  • Experience with RESTful API development.
  • Experience with JPA / Hibernate.
  • Experience with CI/CD pipelines and DevOps tools (e.g., Jenkins, GitLab CI).
  • Experience working in Agile/Scrum environments.

Desired Qualifications:
  • Experience with Microservices architecture
  • Experience with cloud platforms (AWS, Azure, or GCP)
  • Familiarity with containerization technologies (Docker, Kubernetes)
  • Experience supporting federal or regulated environments
  • Relevant certifications

Working Environment:
eSimplicity supports a remote work environment operating within the Eastern time zone so we can work with and respond to our government clients. Expected hours are 9:00 AM to 5:00 PM Eastern unless otherwise directed by your manager.
Occasional travel for training and project meetings. It is estimated to be less than 5% per year.
Benefits:
eSimplicity offers a comprehensive benefits package, including medical, dental, and vision coverage, 401(k) retirement benefits, paid time off, paid holidays, life and disability insurance, and additional wellness and employee support programs. Eligibility may vary based on employment status and applicable plan terms.
Reasonable Accommodation:
eSimplicity is committed to providing reasonable accommodations to qualified individuals with disabilities during the application and hiring process. Applicants who need assistance or an accommodation should contact Human Resources.
Equal Employment Opportunity:
eSimplicity is an Equal Opportunity Employer, including disability and protected veteran status. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veteran status, disability, or any other legally protected status.
Salary Description
$102,300 - $139,000