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

Compugain

Java Developer 2

Rockville, MD · On-site

$52 - $67.25/hr

... Engineering and 4+ year of software development or the equivalent combination of training and experience. (OR) Masters with 2 yrs. * Hands on experience with Java in a Linux or UNIX development ...

Compugain

Java Developer 2

Rockville, MD

$52 - $67.25/hr

... Engineering and 4+ year of software development or the equivalent combination of training and experience. (OR) Masters with 2 yrs. * Hands on experience with Java in a Linux or UNIX development ...

TecTammina

Mid-Level Java Developer

Rockville, MD · On-site

$52 - $67.25/hr

Sun/ Oracle Certified Java Programmer desirable Additional Information Job Status: Contract-to-Hire (C2H) Eligiblity: GC or US Citizens Share the Profiles to mahesh(at)tammina.com Contact: 703-349 ...

Phani

Java Developer

Gaithersburg, MD · On-site

$55 - $71.25/hr

JAVA, J2EE, JSP, HTML, JavaScript, XML, EJB, JavaBeans, JDBC, Struts framework, Custom tag libraries b. Working knowledge in Websphere, JBoss administration console. Developing web pages that comply ...

Phani

Java Developer

Gaithersburg, MD · On-site

$55 - $71.25/hr

JAVA, J2EE, JSP, HTML, JavaScript, XML, EJB, JavaBeans, JDBC, Struts framework, Custom tag librariesb. Working knowledge in Websphere, JBoss administration console. Developing web pages that comply ...

Collabera

Full Stack Java Developer

Rockville, MD

$53.50 - $69/hr

Full Stack Java Developer Client : Top Financial Company Location : Rockville, MD Duration : 12+ Months (possible extension) WANTED! Capable of doing both front-end and back-end work Development ...

USM

Java Developer (Software Engineer)

Gaithersburg, MD

$55 - $71.25/hr

Software engineering and software development with strong Java/ JEE/C++ experience. The candidate will have experience and knowledge of basic software practices such as coding standards and ...

Oshkosh Corporation

Backend Java Developer

Hagerstown, MD · On-site

$104K - $173K/yr

Proficiency in Java programming language * Proficiency in Spring Boot or Quarkus web frameworks * Knowledge of Contexts and Dependency Injection (CDI) in Java * Experience w/ one or more major cloud ...

Oshkosh Corporation

Backend Java Developer

Hagerstown, MD · On-site

$104K - $173K/yr

Proficiency in Java programming language * Proficiency in Spring Boot or Quarkus web frameworks * Knowledge of Contexts and Dependency Injection (CDI) in Java * Experience w/ one or more major cloud ...

360 IT Professionals

Java Developer

Germantown, MD

$51.50 - $66.75/hr

We use Objective C and Swift programming languages to create native applications for iPhone, whereas we use Android Code to develop native applications for Android devices. To create applications ...

Technogen

Java Developer

Rockville, MD · On-site

$52 - $67.25/hr

Company Description TechnoGen, Inc. (formerly known as SYSCOM Technologies) is a Proven Leader in providing full IT Services, Software Development and Solutions for 12+ years.TechnoGen is a Small ...

Technogen

Java Developer

Rockville, MD

$52 - $67.25/hr

Company Description TechnoGen, Inc. (formerly known as SYSCOM Technologies) is a Proven Leader in providing full IT Services, Software Development and Solutions for 12+ years.TechnoGen is a Small ...

Deegit Inc

Java Developer with Security

Derwood, MD · On-site

$53.50 - $69.25/hr

Candidate need to have strong Java experience in designing and development of web based applications Java Full Stack experience required Skills Required : OAuth AWS (Amazon Web Services) Rest API ...

TecTammina

Senior Java Developer

Rockville, MD

$80 - $85/hr

Company Description Tech Tammina LLC 7 - 8 years experience with the following technologies: o JAVA, J2EE, Spring 3.0, Hibernate, EJB 3, AJAX, JSF, ICE faces, JSP, Struts 2 o SOA, Enterprise Service ...

Varsity Tutors

Java Tutor

Leesburg, VA · Remote

$18 - $40/hr

Deep knowledge of Java syntax, object-oriented programming principles, inheritance, polymorphism, interfaces, exception handling, generics, collections framework, file I/O, and multithreading.

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All JobsJava Developer JobsJunior Java Developer JobsJunior Java Developer Jobs in Frederick, MD

Junior Java Developer information

See Frederick, MD salary details

$60.6K

$106.2K

$160.1K

How much do junior java developer jobs pay per year?

As of Jul 9, 2026, the average yearly pay for junior java developer in Frederick, MD is $106,212.00, according to ZipRecruiter salary data. Most workers in this role earn between $75,100.00 and $105,900.00 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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Junior Java Developer jobs near you
Infographic showing various Junior Java Developer job openings in Frederick, MD as of July 2026, with employment types broken down into 77% Full Time, 11% Part Time, and 12% Contract. Highlights an 86% In-person, and 14% Remote job distribution, with an average salary of $106,212 per year, or $51.1 per hour.
Java Developer, Associate (Part Time - Regular)

Java Developer, Associate (Part Time - Regular)

LCG Inc

Rockville, MD • On-site

$52 - $67.25/hr

Part-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 5 days ago

New

Job description

Job Title: Java Developer, Associate (Part Time - Regular)
Location: Rockville, MD
Work Type: Hybrid Work ( 1 day onsite minimum - no exceptions)
Position: Part Time (20 hours per week)
Sponsorship: No sponsorship assistance is available for this position now or in the future.
Clearance: Ability to Obtain Public Trust
Job Overview: LCG is seeking a Java Developer, Associate (Part Time - Regular) to support NIH by designing, developing, testing, and maintaining secure, scalable enterprise applications that support mission-critical business operations. This role focuses on modernizing legacy applications, developing new Java-based services, and supporting enterprise software solutions using Java, Spring Boot, RESTful APIs, and modern DevSecOps practices.
The developer will work within the Client's Agile/SAFe delivery framework, collaborating closely with Enterprise Architecture, DevSecOps, IT Security, QA, Database Administrators, Business Analysts, and Product Owners to ensure solutions align with enterprise architecture, cybersecurity requirements (including RMF and Section 508 where applicable), and operational readiness standards.
Responsibilities span the complete Software Development Life Cycle (SDLC), including requirements analysis, architecture support, application development, integration, testing, deployment, production support, hyper-care, and transition to operations within a regulated federal environment.
Key Responsibilities
Java Application Development and Modernization
  • Design, develop, test, maintain, and enhance Java-based enterprise applications supporting NIH business operations.
  • Develop scalable backend services using Java 11+ (or higher), Spring Boot, and modern software engineering practices.
  • Modernize legacy applications by migrating business functionality into maintainable Java architectures.
  • Participate throughout the SDLC including analysis, design, development, testing, deployment, production support, and continuous improvement.
  • Develop reusable application components and shared libraries to improve maintainability and reduce technical debt.

Architecture, Design, and Enterprise Alignment
  • Participate in application architecture discussions and contribute to technical solution designs aligned with enterprise standards.
  • Collaborate with Enterprise Architecture, Database Administrators, DevSecOps, and IT Security teams to ensure solutions meet security, scalability, and performance requirements.
  • Translate business requirements into technical specifications, user stories, and implementation plans.
  • Support technical design documentation and architecture artifacts throughout project delivery.

API Development, Data Integration, and Backend Services
  • Design and develop RESTful APIs and backend services supporting enterprise applications.
  • Integrate Java applications with databases, cloud services, third-party platforms, and internal enterprise systems.
  • Develop efficient SQL queries, stored procedures, and data access layers using JPA/Hibernate.
  • Support secure authentication and authorization mechanisms for enterprise applications.

DevSecOps, CI/CD, and Configuration Management
  • Support automated CI/CD pipelines using Jenkins, GitHub Actions, GitLab CI, or similar DevOps platforms.
  • Utilize Git for source code management, branching strategies, code reviews, and release management.
  • Follow enterprise configuration management, change management, and release governance processes.
  • Collaborate with DevOps engineers to automate deployments and improve software delivery efficiency.

Testing, Quality Assurance, and Documentation
  • Develop unit tests, integration tests, and participate in regression and performance testing activities.
  • Support User Acceptance Testing (UAT) and defect resolution throughout release cycles.
  • Participate in peer code reviews to maintain coding standards and software quality.
  • Maintain technical documentation, design documentation, API documentation, and operational support guides.
  • Support knowledge transfer and documentation for production support teams.

Cybersecurity Compliance and Secure Development
  • Develop applications following secure coding practices and federal cybersecurity requirements.
  • Collaborate with IT Security teams to remediate vulnerabilities identified through code scanning and security assessments.
  • Support RMF documentation, vulnerability remediation, and ATO readiness activities where applicable.
  • Ensure applications comply with organizational security policies and data protection requirements.

Deployment Support, Production Operations, and Continuous Improvement
  • Support application deployments and post-production validation activities.
  • Troubleshoot application defects, production issues, and performance bottlenecks.
  • Participate in root cause analysis and implement corrective actions.
  • Support production stabilization during hyper-care periods following major releases.
  • Provide technical support and knowledge transfer to operations and maintenance teams.

Requirements
  • Previous NIH experience (strongly desired)
  • 3+ years professional experience developing enterprise Java applications.
  • 3+ years experience using Java (Java 8 or higher; Java 11+ preferred).
  • 2+ years experience developing applications using Spring Framework and Spring Boot.
  • 2+ years experience developing RESTful APIs and backend services.
  • 2+ years experience using JPA/Hibernate or similar ORM frameworks.
  • 2+ years experience writing SQL queries and working with relational databases such as Oracle, SQL Server, PostgreSQL, or MySQL.
  • 2+ years experience working in Agile/Scrum or SAFe environments.
  • 1+ year experience supporting applications within regulated environments requiring SDLC documentation, testing evidence, and governance (Federal preferred).
  • Education: Bachelor's degree in Computer Science, Software Engineering, Information Systems, Information Technology, or related technical discipline (or equivalent experience).
  • Certification (Preferred)
    • Oracle Certified Professional Java Developer (OCP)
    • Spring Professional Certification
    • AWS Certified Developer - Associate
    • Microsoft Azure Developer Associate
    • Security+ (preferred for federal environments)
    • Certified Scrum Developer (CSD) or Scrum certification
  • Technical Skills (Required)
    • Java Development
      • Strong experience with Java 8/11+
      • Object-Oriented Programming (OOP)
      • Exception handling, collections, concurrency, multithreading
      • Performance tuning and optimization
    • Spring Framework
      • Spring Boot
      • Spring MVC
      • Spring Data JPA
      • Spring Security
      • Dependency Injection (IoC)
    • API and Backend Deployment
      • RESTful API development
      • JSON/XML processing
      • API security
      • OAuth2, JWT authentication
      • Backend service integration
    • Database Development
      • Oracle
      • SQL Server
      • PostgreSQL
      • MySQL
      • SQL optimization
      • Stored procedures
      • JPA/Hibernate
    • Cloud and DevSecOps
      • Git
      • GitHub
      • GitLab
      • Jenkins
      • Maven
      • Gradle
      • Docker
      • Kubernetes (preferred)
      • CI/CD pipeline support
    • Testing and Quality Assurance
      • JUnit
      • Mockito
      • Integration Testing
      • Functional Testing
      • Performance Testing
      • SonarQube
      • Static Code Analysis
    • Security and Compliance
      • Secure Coding Practices (OWASP)
      • Vulnerability remediation
      • RMF awareness
      • Section 508 awareness (where applicable)
      • Authentication and authorization best practices
  • Preferred Skills
    • Microservices architecture
    • Event-driven architecture
    • Cloud-native application development
    • AWS, Azure, or Google Cloud Platform
    • Docker and Kubernetes
    • Messaging technologies (Kafka, RabbitMQ, ActiveMQ)
    • Experience supporting NIH, HHS, or other federal agencies
    • Experience modernizing legacy Java applications
    • Familiarity with AI-assisted development tools such as GitHub Copilot, Cursor, Claude Code, Codex, or similar to improve development productivity, code quality, documentation, and modernization efforts.

Compensation and Benefits
The projected compensation range for this position is $43,27/hr to $49.04/hr benchmarked in the Washington, D.C. metropolitan area. The salary range provided is a good faith estimate representative of all experience levels. Salary at LCG is determined by various factors, including but not limited to role, location, the combination of education/training, knowledge, skills, competencies, certifications, and work experience.
LCG offers a competitive, comprehensive benefits package which includes health insurance options (medical, dental, vision), life and disability insurance, retirement plan contributions, as well as paid leave, federal holidays, professional development, and lifestyle benefits.
Devoted to Fair and Inclusive Practices
All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law.
If you are interested in applying for employment with LCG and need special assistance or an accommodation to apply for a posted position, contact our Human Resources department by email at .
Securing Your Data
Beware of fraudulent job offers using LCG's name. LCG will never request payment-related details or advancement of money during the application process. Legitimate communication will only come from lcginc.com or emails, not free commercial services like Gmail or WhatsApp. If you receive suspicious emails asking for payment or personal information, contact us immediately at .
If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the .

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