ZipRecruiter

Log In

1

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

LCG Inc

Full Stack Developer, Associate

Rockville, MD · On-site

$53.50 - $69/hr

Java Developer / OneStream, 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:

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.

Varsity Tutors

Java Tutor

Rockville, MD · 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.

Quantix

Java Engineer

Gaithersburg, MD · On-site

$56 - $76.75/hr

Java Engineer Location: Gaithersburg, MD Type: Contract to Hire Length: Six months plus Client located in Gaithersburg, Maryland is seeking a Java Engineer for a contract to hire position.

Guidehouse

Java Full Stack Developer

Rockville, MD · On-site

$53.50 - $69/hr

The Java Full Stack Developer will collaborate with developers, architects, DevOps engineers, Product Owners, Scrum teams, business stakeholders, and Federal partners to deliver secure, scalable, and ...

Leidos

Junior Software Engineer

Gaithersburg, MD · On-site +1

Modern Development ( Python, Java, C++, PHP), Structured Data (XML, XSD, XSLT, JSON, CSV), Agile ... Experience using DevOps and CI/CD tools including Git/Bitbucket, Bamboo/Jenkins, SonarQube, and ...

Leidos

Java Software Engineer - Scrum Master

Gaithersburg, MD · On-site

$56 - $76.75/hr

Mentor junior engineers and foster collaboration across engineering teams to ensure successful ... Java applications * 1+ years of experience serving as a Scrum Master on a SAFe Agile team within a ...

Leidos

Java Software Engineer - Scrum Master

Gaithersburg, MD · Hybrid

$56 - $76.75/hr

Mentor junior engineers and foster collaboration across engineering teams to ensure successful ... Java applications * 1+ years of experience serving as a Scrum Master on a SAFe Agile team within a ...

previous page

Showing results 41-60

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 Sep 8, 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 a junior Java developer?

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.

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?

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 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.

How much do junior Java developers make?

Junior Java developers typically earn between $50,000 and $80,000 annually, depending on location, industry, and experience. Entry-level roles often require knowledge of Java, object-oriented programming, and development tools like Eclipse or IntelliJ IDEA.

Is a Junior Java Developer still in demand?

Junior Java Developers remain in demand due to the widespread use of Java in enterprise applications, web development, and Android app creation. Employers seek candidates with foundational Java skills, knowledge of frameworks like Spring, and familiarity with version control tools such as Git. Continuous learning and certifications can enhance job prospects in this field.
More about Junior Java Developer jobs

What are the most commonly searched types of Java Developer jobs in Frederick, MD?

The most popular types of Java Developer jobs in Frederick, MD are:

What are popular job titles related to Junior Java Developer jobs in Frederick, MD?

For Junior Java Developer jobs in Frederick, MD, the most frequently searched job titles are:

What job categories do people searching Junior Java Developer jobs in Frederick, MD look for?

The top searched job categories for Junior Java Developer jobs in Frederick, MD are:

What cities near Frederick, MD are hiring for Junior Java Developer jobs?

Cities near Frederick, MD with the most Junior Java Developer job openings:

Junior Java Developer jobs near you
Infographic showing various Junior Java Developer job openings in Frederick, MD as of August 2026, with employment types broken down into 78% Full Time, 9% Part Time, and 13% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $106,212 per year, or $51.1 per hour.

Full Stack Developer, Associate

Rockville, MD • On-site

LCG Inc
See more jobs at LCG Incexternal

$53.50 - $69/hr

Part-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 26 days ago

Job description

Job Title: Java Developer / OneStream, 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 / OneStream, 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.
The ideal candidate will have experience integrating Java applications with enterprise business platforms such as OneStream, ERP, HR, financial, or other enterprise systems through REST APIs, web services, messaging technologies, ETL processes, or middleware solutions. Experience supporting financial planning, budgeting, reporting, enterprise performance management (EPM), or other enterprise business applications is highly desirable.
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 and maintain Java integration services connecting enterprise applications with financial, budgeting, reporting, HR, and other enterprise business platforms.
  • Design and implement secure RESTful APIs and integration services supporting enterprise platforms such as OneStream, ERP systems, HR applications, ServiceNow, Salesforce, or other enterprise business systems where applicable.
  • Develop middleware, microservices, and data synchronization services that exchange information between Java applications and enterprise platforms using REST APIs, SOAP services, JSON/XML, messaging technologies, scheduled batch processing, or ETL frameworks.
  • Troubleshoot, optimize, and maintain enterprise integrations to ensure high availability, performance, scalability, and data integrity across connected business applications.
  • 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).
  • Experience integrating Java applications with enterprise platforms such as OneStream, ServiceNow, or similar enterprise business applications is highly desirable.
  • Experience designing and developing API-based integrations using REST, SOAP, JSON, XML, messaging technologies (Kafka, RabbitMQ, JMS), or ETL/data integration frameworks.
  • Experience supporting enterprise financial systems, budgeting, planning, reporting, or Enterprise Performance Management (EPM) solutions through Java-based integrations is 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
      • Enterprise application integration
      • REST/SOAP Web Services
      • Enterprise middleware and API 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
    • Enterprise Integration Technologies
      • REST APIs
      • SOAP Web Services
      • JSON/XML
      • Messaging technologies (Kafka, RabbitMQ, JMS)
      • ETL/Data Integration
      • API Gateway technologies
      • OAuth2/OpenID Connect
    • Enterprise Platforms (Preferred)
      • OneStream integration ( Highly Desired)
      • ServiceNow
  • 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
    • Experience integrating Java applications with OneStream or other Enterprise Performance Management (EPM) platforms.
    • Experience developing middleware, microservices, or ETL processes that synchronize data between Java applications and enterprise financial platforms
    • Experience supporting financial planning, budgeting, forecasting, financial consolidation, reporting, or enterprise operational systems through Java-based integrations.
    • Experience designing secure API integrations between Java applications and enterprise business systems using REST APIs, messaging technologies, or middleware frameworks.
    • Familiarity with enterprise financial data models, API-based integrations, and secure data exchange between Java applications and enterprise platforms.
    • 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 hr@lcginc.com.
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 com

Apply