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Junior Full Stack Developer Jobs in Leesburg, VA

Interon IT Solutions

Full-Stack Developer

Mclean, VA · On-site

Senior Full-Stack Developer Locations: Rockville, MD | McLean, VA | Woodbridge, NJ Work Arrangement: Hybrid Experience: 10+ years Candidate Requirements * Local candidates only. * Candidates must ...

LT Consulting

Full Stack Developer

Chantilly, VA · On-site

LT Consulting is seeking a Full Stack Web Developer with an active TS/SCI with polygraph to design and deliver the full scope of web solutions for mission-critical environments. As a Full Stack ...

GRVTY

Full Stack Developer

Chantilly, VA · On-site

$150K - $200K/yr

The Full Stack Developer will help with design and then implement all levels of the application: data layer, application code, and user interface. The Full Stack Developer will also work with lead ...

GRVTY

Full Stack Developer

Chantilly, VA · On-site

$150K - $200K/yr

The Full Stack Developer will help with design and then implement all levels of the application: data layer, application code, and user interface. The Full Stack Developer will also work with lead ...

Steampunk

Full Stack Developer

Mclean, VA · On-site +1

$85K - $170K/yr

The Developer will work across the full stack of AI development, from data ingestion and model experimentation to application integration, orchestration, and deployment, and will collaborate closely ...

Cornerstone Chapel

Full-Stack Developer

Leesburg, VA

Cornerstone Chapel /Specification Full-Stack Developer Job Summary The Full-Stack Developer will specialize in the Rock RMS platform to lead the technical management and customization of the church ...

GRVTY

Full Stack Developer

Mclean, VA · On-site

$150K - $250K/yr

The Full Stack Developer shall help shape and implement the new cloud architecture for the platform. Technical tasks include the following: * Deploying and maintaining services in the cloud

Bridge Core (BCore)

Full-stack Developer

Mclean, VA · On-site

Overview Full-stack Developer McLean, VA TS/SCI with Poly At Bcore, our strength comes from how we deliver impact to the mission. Whether it's architecting critical IT solutions, producing actionable ...

Resource Point LLC

Java Full Stack Developer

Reston, VA · On-site

$54.50 - $70.50/hr

Java Full Stack Developer Location: Reston, VA Duration: 6+ Months Description & Duties: * Full Stack Developer will lead development efforts to assess and document current and target state high ...

GRVTY

Full Stack Developer

Mclean, VA · On-site

$150K - $250K/yr

The Full Stack Developer shall help shape and implement the new cloud architecture for the platform. Technical tasks include the following: * Deploying and maintaining services in the cloud

System One

Sr Java Full Stack Developer

Reston, VA · Remote

$97/hr

Participate in scoping/architecture conversations and mentor junior engineers as needed REQUIRED ... Full stack experience with a backend-heavy focus ( 70/30 backend/frontend ) * Java 17+ required ...

System One

Sr Java Full Stack Developer

Reston, VA · Remote

$97/hr

Participate in scoping/architecture conversations and mentor junior engineers as needed REQUIRED ... Full stack experience with a backend-heavy focus ( 70/30 backend/frontend ) * Java 17+ required ...

System One

Sr Java Full Stack Developer

Reston, VA · Remote

$97/hr

Participate in scoping/architecture conversations and mentor junior engineers as needed REQUIRED ... Full stack experience with a backend-heavy focus ( 70/30 backend/frontend ) * Java 17+ required ...

System One

Sr Java Full Stack Developer

Reston, VA · On-site

$97/hr

Participate in scoping/architecture conversations and mentor junior engineers as needed REQUIRED ... Full stack experience with a backend-heavy focus ( 70/30 backend/frontend ) * Java 17+ required ...

Cornerstone Chapel

Full-Stack Developer

Leesburg, VA · On-site

Cornerstone Chapel /Specification Full-Stack Developer Job Summary The Full-Stack Developer will specialize in the Rock RMS platform to lead the technical management and customization of the church ...

Resource Point LLC

Java Full Stack Developer Senior

Reston, VA · On-site

$54.50 - $70.50/hr

Java Full Stack Developer Senior Location: Reston, VA Duration: 6+ Months Description Our client, a major financial institution, needs a technical Senior Java Full Stack Developer to replace a legacy ...

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All JobsFull Stack Developer JobsJunior Full Stack Developer JobsJunior Full Stack Developer Jobs in Leesburg, VA

Junior Full Stack Developer information

See Leesburg, VA salary details

$24.3K

$90K

$139.1K

How much do junior full stack developer jobs pay per year?

As of Sep 1, 2026, the average yearly pay for junior full stack developer in Leesburg, VA is $89,996.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,800.00 and $88,000.00 per year, depending on experience, location, and employer.

What is a junior full stack developer?

A Junior Full Stack Developer is an entry-level software engineer who is capable of working on both the front-end and back-end components of web applications. They typically have foundational knowledge of programming languages such as JavaScript, HTML, CSS, as well as experience with frameworks like React, Node.js, or similar technologies. Junior Full Stack Developers collaborate with more experienced developers to build, test, and maintain web applications. Their responsibilities often include writing code, debugging, and learning best practices under supervision. This role is ideal for individuals looking to grow their skills in all areas of web development.

What does a junior full stack developer do?

A full stack developer works on both the user-facing and back-end elements of websites and applications. A junior full stack developer works under the supervision of a senior developer. In this position, your duties include handling coding responsibilities for front-end, user-facing elements. You use JavaScript, HTML, and CSS for this part of the job. You also use languages such as Python, SQL, and PHP for the back-end system of a website, including the database, cloud network, and security features. In addition to coding, you test and debug your developments and work with other team members using development strategies and methodologies.

What are the key skills and qualifications needed to thrive as a junior full stack developer, and why are they important?

To thrive as a Junior Full Stack Developer, you need a solid understanding of front-end and back-end programming languages (such as JavaScript, HTML/CSS, and a back-end language like Python or Node.js), along with a relevant degree or coding bootcamp certification. Familiarity with frameworks (like React or Angular), version control systems (such as Git), and basic database management is typically required. Strong problem-solving skills, adaptability, and effective teamwork set standout developers apart. These skills are crucial for building robust, user-friendly applications and collaborating efficiently in fast-paced development environments.

What are some common challenges junior full stack developers face during their first year on the job?

Junior Full Stack Developers often encounter challenges such as balancing the demands of both front-end and back-end development, adapting to new frameworks or tools, and managing time effectively across multiple projects. Collaborating with more experienced team members and understanding how to communicate technical concepts clearly can also be a learning curve. Regular code reviews and mentorship are commonly provided to help junior developers grow their skills and confidence in a supportive team environment.

What is the difference between Junior Full Stack Developer vs Front End Developer?

AspectJunior Full Stack DeveloperFront End Developer
Required SkillsHTML, CSS, JavaScript, basic backend knowledge, frameworks like React or AngularHTML, CSS, JavaScript, UI/UX design, frameworks like React, Angular, or Vue
Work EnvironmentCollaborates on both client-side and server-side projects, often in startups or tech companiesFocuses on user interface and experience, primarily in web development teams
Common UsageEntry-level role for full stack development in various industriesSpecialized role focusing on front-end development in web projects

The main difference is that a Junior Full Stack Developer works on both front-end and back-end tasks, while a Front End Developer specializes in creating and optimizing user interfaces. The Junior Full Stack Developer has a broader skill set, whereas the Front End Developer focuses more on design and user experience.

More about Junior Full Stack Developer jobs

What are the most commonly searched types of Full Stack Developer jobs in Leesburg, VA?

The most popular types of Full Stack Developer jobs in Leesburg, VA are:

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For Junior Full Stack Developer jobs in Leesburg, VA, the most frequently searched job titles are:

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The top searched job categories for Junior Full Stack Developer jobs in Leesburg, VA are:

What cities near Leesburg, VA are hiring for Junior Full Stack Developer jobs?

Cities near Leesburg, VA with the most Junior Full Stack Developer job openings:

Junior Full Stack Developer jobs near you
Infographic showing various Junior Full Stack Developer job openings in Leesburg, VA as of August 2026, with employment types broken down into 74% Full Time, and 26% Contract. Highlights an 75% In-person, and 25% Remote job distribution, with an average salary of $89,996 per year, or $43.3 per hour.

Full-Stack Developer

Interon IT Solutions

Mclean, VA • On-site

Full-time

Posted 6 days ago

Job description

Senior Full-Stack Developer

Locations: Rockville, MD | McLean, VA | Woodbridge, NJ
Work Arrangement: Hybrid
Experience: 10+ years

Candidate Requirements

  • Local candidates only.
  • Candidates must currently reside in DC, Virginia, Maryland, New York, or New Jersey.
  • Must be available for an online coding assessment and an in-person interview.
  • Candidates should be within a reasonable commuting distance of one of the listed locations.

Job Description

We are seeking a Senior Full-Stack Developer with a strong Java foundation and significant backend engineering experience. The ideal candidate will have approximately 10 years of software development experience and the flexibility to work across Java, Python, and Node.js applications.

The development environment is evolving beyond a Java-only technology stack. Candidates should be comfortable switching between languages, projects, and architectures based on business needs. Strong experience in at least two of the following backend technologies is required:

  • Java
  • Python with FastAPI
  • Node.js

Angular 10+ experience is required for front-end development. Candidates must also have hands-on AWS experience from both development and operational perspectives.

Key Responsibilities

  • Design, develop, test, and maintain scalable full-stack applications.
  • Build backend services using Java, Python/FastAPI, and Node.js.
  • Develop responsive front-end applications using Angular 10 or later.
  • Develop and support cloud-native applications on AWS.
  • Work with AWS Lambda and other serverless technologies.
  • Contribute to traditional enterprise applications and newer AI-driven and agentic solutions.
  • Move effectively between different programming languages and application architectures.
  • Troubleshoot complex technical issues and recommend practical solutions.
  • Explain technical decisions, design choices, and problem-solving approaches clearly.
  • Collaborate with cross-functional teams throughout the development lifecycle.

Required Qualifications

  • 10+ years of software development experience.
  • Strong hands-on experience with Java and related backend frameworks.
  • Strong experience in at least two of the following: Java, Python, or Node.js.
  • Hands-on experience with Python and FastAPI is highly preferred.
  • Strong Angular 10+ development experience.
  • Hands-on experience developing and supporting applications on AWS.
  • Experience with AWS Lambda and serverless architecture.
  • Strong understanding of APIs, microservices, object-oriented programming, and software design principles.
  • Ability to work across multiple technology stacks and adapt to changing project needs.
  • Strong analytical, debugging, and structured problem-solving skills.
  • Excellent verbal and written communication skills.

Preferred Qualifications

  • Experience developing AI-enabled or agentic applications.
  • Experience integrating applications with AI services or large language models.
  • Experience modernizing existing Java applications.
  • Familiarity with cloud-native architecture, CI/CD pipelines, and DevOps practices.
  • Experience owning technical components or contributing to application architecture.

Current Project Environment

The selected candidate may work across several applications, including:

  • A Python and FastAPI-based application.
  • An AWS Lambda-based application focused on AI and agentic capabilities.
  • Existing enterprise applications developed in Java.

Interview Process

Round 1: Coding Assessment

  • 30-minute coding session conducted through Zoom using Glider AI.
  • Candidates will receive a relatively straightforward coding problem.
  • The evaluation will consider both the final solution and the candidate’s problem-solving process.

Candidates should be prepared to:

  • Explain their understanding of the problem.
  • Describe their proposed approach before coding.
  • Communicate their reasoning throughout the exercise.
  • Demonstrate a structured problem-solving process.
  • Arrive at a workable and accurate solution.

Round 2: In-Person Panel Interview

  • Interview with a four-member panel.
  • Focus on technical experience, behavioral questions, communication, and project contributions.

Candidates should be prepared to discuss:

  • Complex problems they have solved.
  • Projects they have owned or supported.
  • Technical challenges and how they addressed them.
  • Their specific responsibilities and individual contributions.
  • Collaboration with technical and business teams.
  • The measurable impact of their work.