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Jr Developer Jobs in Gaithersburg, MD (NOW HIRING)

Fantom Corporation

Jr Software Engineer

Hanover, MD

We are seeking a Jr Software Engineer to support the development and maintenance of complex ... Experience with DevOps tools and CI/CD pipelines * #CJ Fantom Corp is a Software Development, Agile ...

USM

Development Senior Java with Docker - Full Time

Mclean, VA · On-site

$57.75 - $73.75/hr

Ability to review and comment on Jr Developers design. Experience in setup of automated Continuous Integration and Continuous Delivery using any of listed or comparable tools - Git, Maven, Ansible ...

Deegit Inc

Hadoop Developer

Maryland City, MD · On-site

Apache, Hive, Spark and Hadoop SQL Experience is a MUST 0-2 yrs of experience we need, its a Jr-Mid level Hadoop Developer role The main function of a Hadoop Developer is to design, develop, code ...

BDR Solutions LLC

Jr Salesforce Developer

Herndon, VA · On-site +1

$57 - $75.50/hr

Proficient in APEX programming language, triggers, flows, SOQL, SOSL, JavaScript including Lightning Web Component development * Experience in developing APIs to integrate Salesforce with File System ...

ARES Enterprise

Jr ServiceNow Developer | Remote

Fairfax, VA · On-site

$55.25 - $76/hr

The Junior ServiceNow Developer will support the development, testing, maintenance, and enhancement of ServiceNow applications and platform capabilities supporting HHS financial management ...

WONESE

Java J2ee Development Lead

Mclean, VA · On-site

Ability to review and comment on Jr Developers design. * 2-3 years of experience in setup of automated Continuous Integration and Continuous Delivery of JEE applications using the listed or ...

KBR, Inc.

Jr Cost Analyst

Mclean, VA · On-site

$98K - $146K/yr

KBR's work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. * Collaborative Environment: Be part of a dynamic team that ...

KBR

JR Cost Analyst

Chantilly, VA · On-site

$92K - $102K/yr

KBR's work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. * Collaborative Environment: Be part of a dynamic team that ...

KBR

Jr Cost Analyst

Mclean, VA · On-site

$98K - $146K/yr

KBR's work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. * Collaborative Environment: Be part of a dynamic team that ...

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Showing results 21-40

All JobsJr Developer JobsJr Developer Jobs in Gaithersburg, MD

Jr Developer information

See Gaithersburg, MD salary details

$25.9K

$96.1K

$148.6K

How much do jr developer jobs pay per year?

As of Aug 9, 2026, the average yearly pay for jr developer in Gaithersburg, MD is $96,134.00, according to ZipRecruiter salary data. Most workers in this role earn between $72,400.00 and $94,000.00 per year, depending on experience, location, and employer.

What is a jr developer?

Jr Developers, or Junior Developers, are entry-level professionals in the software development field. They typically have less experience than mid-level or senior developers and are responsible for writing, testing, and maintaining code under the guidance of more experienced team members. Jr Developers often work on smaller tasks, bug fixes, or simple features, and are expected to learn and grow their technical skills through mentorship and hands-on experience. Their role is essential for building a solid foundation in software development and contributing to the success of development projects.

What does a junior developer do?

A junior developer assists in designing, coding, testing, and maintaining software applications under the supervision of senior developers. They typically work with programming languages like Java, Python, or JavaScript and use development tools such as version control systems. Their role involves learning best practices and gaining experience in software development processes.

How much does a junior developer get paid?

A junior developer typically earns between $50,000 and $70,000 annually, depending on location, industry, and skills. Entry-level roles often require knowledge of programming languages like JavaScript, Python, or Java, and may include benefits such as training and mentorship.

What are some common challenges a jr developer might face when joining a new team, and how can they overcome them?

As a Jr Developer, one of the most common challenges is adapting to unfamiliar codebases and workflows. It can be daunting to understand existing projects and navigate team-specific tools and processes. To overcome this, Jr Developers should proactively seek help from team members, take thorough notes, and dedicate time to reviewing documentation and code. Embracing code reviews and asking questions will not only accelerate learning but also help build relationships within the team.

What is the difference between Jr Developer vs Junior Software Engineer?

AspectJr DeveloperJunior Software Engineer
Required CredentialsTypically an associate degree or coding bootcamp certificationUsually a bachelor's degree in computer science or related field
Work EnvironmentEntry-level, supervised tasks, learning-focusedSimilar entry-level environment, often with more complex project involvement
Employer & Industry UsageCommon in tech companies, startups, and IT departmentsUsed interchangeably in many companies, especially in software development teams
Search & Comparison IntentYes, often compared for entry-level rolesYes, often searched as a more formal or technical title

While both roles are entry-level software development positions, a Jr Developer often emphasizes basic coding tasks and learning, whereas a Junior Software Engineer may involve more structured engineering responsibilities. The titles are frequently used interchangeably, but understanding the specific job description can clarify expectations.

What are the key skills and qualifications needed to thrive as a jr developer?

To thrive as a Jr Developer, you need a foundational understanding of programming languages (such as JavaScript, Python, or Java), basic software development principles, and often a relevant degree or coding bootcamp certification. Familiarity with version control systems like Git, IDEs, and workflow tools like Jira or Trello is typically required. Strong problem-solving skills, effective communication, and eagerness to learn help Jr Developers stand out in the workplace. These abilities are crucial for efficiently contributing to team projects, adapting to new technologies, and growing within a dynamic development environment.
What are popular job titles related to Jr Developer jobs in Gaithersburg, MD? For Jr Developer jobs in Gaithersburg, MD, the most frequently searched job titles are:
What job categories do people searching Jr Developer jobs in Gaithersburg, MD look for? The top searched job categories for Jr Developer jobs in Gaithersburg, MD are:
What cities near Gaithersburg, MD are hiring for Jr Developer jobs? Cities near Gaithersburg, MD with the most Jr Developer job openings:
Jr Developer jobs near you
Infographic showing various Jr Developer job openings in Gaithersburg, MD as of August 2026, with employment types broken down into 74% Full Time, 12% Part Time, and 14% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution, with an average salary of $96,134 per year, or $46.2 per hour.

Jr Software Engineer

Fantom Corporation

Hanover, MD

Full-time

Re-posted 19 days ago

Job description

Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a culture built on trust, expertise, and long-term career growth.
 

We are seeking a Jr Software Engineer to support the development and maintenance of complex software systems within a collaborative engineering environment. This role involves building scalable applications, integrating modern technologies, and supporting both frontend and backend development efforts.

The ideal candidate has experience with C++ and Python development, modern web technologies, containerization, and database platforms, along with a strong interest in developing innovative and mission-focused technical solutions.

Responsibilities
  • Design, develop, and maintain full stack software applications and services
  • Develop backend functionality using C++, Python, Java, and related technologies
  • Build and maintain frontend applications using Angular, HTML, JavaScript, and modern web frameworks
  • Develop and support database solutions using MongoDB and SQL-based technologies
  • Deploy and manage applications using Docker and Kubernetes
  • Analyze user requirements and translate them into software design and performance solutions
  • Debug and resolve software defects and performance issues
  • Integrate software into new and existing systems and environments
  • Develop database queries and support data processing activities
  • Participate in software testing, validation, and quality assurance activities
  • Contribute to software documentation and process improvement initiatives
  • Collaborate with cross-functional teams throughout the software development lifecycle
Required Qualifications
  • Must be fully cleared with a recent MD polygraph
  • Must be willing and able to work fully onsite at the location listed in this posting
  • Bachelor’s degree in Computer Science or related discipline (or equivalent experience)
  • Strong programming experience with C++ and Python
  • Experience with Java development
  • Experience working with MongoDB and SQL databases
  • Experience with Docker and Kubernetes
  • Experience developing frontend applications using Angular, HTML, and JavaScript
  • Understanding of software development lifecycle methodologies and best practices
  • Strong troubleshooting and problem-solving skills
  • Ability to work independently and collaboratively within a team environment
Desired Qualifications
  • Experience working with distributed systems or cloud-based environments
  • Familiarity with Agile software development methodologies
  • Experience supporting data-intensive or real-time applications
  • Experience with DevOps tools and CI/CD pipelines
  • #CJ
Fantom Corp is a Software Development, Agile Cloud, Cyber Security (Risk Management, Assessments & Authorization (A&A)), Data, AI Platform (Computer Vision Models), Podcasting Media Services, and IT Services provider. Established in 2015, Fantom Corp serves Federal customers with top-notch Cybersecurity Architects, Data Scientists/Analysts, Software Engineers/Developers, DevSecOps Engineers, Project Managers, Identity, Credential Access Management (ICAM) services , and Cloud-certified practitioners. We excel in delivering emerging technologies such as Artificial Intelligence (AI) and Machine Learning (ML) with a focus on identifying trends, object detection, and classification of structured and unstructured data. Fantom Corp possesses mastery in all aspects of digital audio production. We lead in the ideation and creation of efforts for clients who want to harness the power of podcasting. We guide them in selecting the right show format for their needs and goals. As a Small Business, we possess the innovation, speed and flexibility to meet your requirements. 

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.