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Junior Software Engineer Jobs in Reston, VA (NOW HIRING)

Leidos

Junior Software Engineer

Arlington, VA · Hybrid

$69.55K - $125.73K/yr

The Defense Sector at Leidos is currently seeking a Junior Software Engineer with 2+ years of professional experience to join a collaborative, product-focused engineering team. In this role, you will ...

Leidos

Junior Software Engineer

Alexandria, VA · Hybrid

$69.55K - $125.73K/yr

The Defense Sector at Leidos is currently seeking a Junior Software Engineer with 2+ years of professional experience to join a collaborative, product-focused engineering team. In this role, you will ...

Leidos

Junior Software Engineer

Arlington, VA · On-site

$69.55K - $125.73K/yr

The Defense Sector at Leidos is currently seeking a Junior Software Engineer with 2+ years of professional experience to join a collaborative, product-focused engineering team. In this role, you will ...

Visionist, Inc.

Junior Software Engineer

Washington, DC · On-site

$100K - $145K/yr

Visionist is bidding on an upcoming PRIME contract and, in anticipation of award, we're seeking Junior Software Engineers to join our team at the Naval Research Laboratory in Washington, DC. You will ...

Booz Allen Hamilton

Junior Software Engineer

Mclean, VA

$55.20K - $126K/yr

R0241167 Software Engineer, Junior The Opportunity: As an AI software engineer, you know that good software is more than just a nice-looking interface and data. Today, you need to develop user ...

Prescient Edge

Junior Software Developer

Mclean, VA · On-site

$67.70K - $87.90K/yr

Job Title Junior Software Developer Location McLean, VA 22102 US (Primary) Category Research, Development, and Engineering Job Type Full-Time Career Level Staff Education Bachelor's Degree Travel Up ...

Cinteot

Junior Software Engineer

Herndon, VA · On-site

$70K - $85K/yr

Software Engineer Location - Herndon, VA The selected candidate will formulate/define specifications for complex operating software programming applications or modify/maintain complex existing ...

Cinteot

Junior Software Engineer

Herndon, VA · On-site

$70K - $85K/yr

Software Engineer Location - Herndon, VA The selected candidate will formulate/define specifications for complex operating software programming applications or modify/maintain complex existing ...

Cinteot

Junior Software Engineer

Herndon, VA

Software Engineer Location - Herndon, VA The selected candidate will formulate/define specifications for complex operating software programming applications or modify/maintain complex existing ...

DMI

Junior Software Developer

Washington, DC

$75.90K - $98.50K/yr

The Junior Software Developer supports the design and development of enterprise software applications within NTSB's Microsoft ecosystem. Duties and Responsibilities: * Develop enterprise software ...

DMI

Junior Software Developer

Washington, DC · On-site

$75.90K - $98.50K/yr

The Junior Software Developer supports the design and development of enterprise software applications within NTSB's Microsoft ecosystem. Duties and Responsibilities: * Develop enterprise software ...

DMI

Junior Software Developer

Washington, DC

$75.90K - $98.50K/yr

The Junior Software Developer supports the design and development of enterprise software applications within NTSB's Microsoft ecosystem. Duties and Responsibilities: * Develop enterprise software ...

DMI Computer

Junior Software Developer

Washington, DC · On-site

$75.60K - $98.20K/yr

They are seeking a Junior Software Developer to support the design and development of enterprise software applications within NTSB's Microsoft ecosystem. Responsibilities : • Develop enterprise ...

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Junior Software Engineer information

See Reston, VA salary details

$48.4K

$98.4K

$147.7K

How much do junior software engineer jobs pay per year?

As of May 31, 2026, the average yearly pay for junior software engineer in Reston, VA is $98,358.00, according to ZipRecruiter salary data. Most workers in this role earn between $75,900.00 and $99,400.00 per year, depending on experience, location, and employer.

What Is a Junior Software Engineer?

A junior software engineer works on a team with more senior engineers to help design and develop applications, write code, and otherwise maintain or update a business's database. As a junior software engineer, your duties and responsibilities may vary based on what company you work for. Overall, your job is to learn from senior engineers and developers on how to be a software engineer and in what ways you can develop and utilize the technologies of the business to do so. Many junior software engineers have a little bit of knowledge about a lot of technologies but also stay up-to-date on the most current technologies.

What are the key skills and qualifications needed to thrive as a Junior Software Engineer, and why are they important?

To thrive as a Junior Software Engineer, you need a solid understanding of programming fundamentals, algorithms, and commonly used languages such as Java, Python, or JavaScript, typically backed by a degree in computer science or related field. Familiarity with version control systems like Git, basic knowledge of databases, and experience with development environments and frameworks are usually expected. Strong problem-solving skills, eagerness to learn, and effective teamwork and communication abilities help set you apart. These skills and qualities are crucial for contributing effectively to projects, adapting to evolving technologies, and collaborating within development teams.

How does a Junior Software Engineer typically collaborate with other team members on projects?

Junior Software Engineers usually work closely with senior developers, QA testers, and product managers as part of a cross-functional team. Collaboration often involves participating in daily stand-up meetings, code reviews, and pair programming sessions. Juniors are encouraged to ask questions and seek feedback, which helps them learn best practices and improve their coding skills. Effective communication and a willingness to learn from more experienced colleagues are key to thriving in this collaborative environment.

What are Junior Software Engineers?

Junior Software Engineers are entry-level professionals who assist in designing, developing, testing, and maintaining software applications. They typically work under the guidance of more experienced engineers and are responsible for writing code, fixing bugs, and participating in code reviews. Junior Software Engineers often collaborate with team members to learn best practices, improve their technical skills, and contribute to software projects. This role is ideal for recent graduates or those new to the software development field.
More about Junior Software Engineer jobs
What are the most commonly searched types of Software Engineer jobs in Reston, VA? The most popular types of Software Engineer jobs in Reston, VA are:
What are popular job titles related to Junior Software Engineer jobs in Reston, VA? For Junior Software Engineer jobs in Reston, VA, the most frequently searched job titles are:
What job categories do people searching Junior Software Engineer jobs in Reston, VA look for? The top searched job categories for Junior Software Engineer jobs in Reston, VA are:
What cities near Reston, VA are hiring for Junior Software Engineer jobs? Cities near Reston, VA with the most Junior Software Engineer job openings:
Junior Software Engineer jobs near you
Infographic showing various Junior Software Engineer job openings in Reston, VA as of May 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $98,358 per year, or $47.3 per hour.
Junior Software Engineer

Junior Software Engineer

Leidos

Arlington, VA • Hybrid

$69.55K - $125.73K/yr

Full-time

Posted 3 days ago

Leidos rating

8.4

Company rating: 8.4 out of 10

Based on 146 frontline employees who took The Breakroom Quiz

57th of 425 rated business services

Job description

The Defense Sector at Leidos is currently seeking a Junior Software Engineer with 2+ years of professional experience to join a collaborative, product-focused engineering team. In this role, you will contribute to the design, development, testing, and delivery of software products written primarily in Java, Rust and JavaScript. You will work within an Agile development environment, partnering closely with other engineers, product managers, and stakeholders to deliver high-quality software that meets user needs.

This position does allow the ability to telework, but the chosen candidate must be within a reasonable driving distance to either Arlington, VA or Alexandria, VA. In addition, the chosen candidate must be able to be on site when asked.

Primary Responsibilities:

  • Design, develop, and maintain software components and services using Java, Rust, and JavaScript
  • Build and enhance user-facing features using React
  • Collaborate with a cross-functional Agile team using Jira for planning, tracking, and execution
  • Contribute to continuous delivery pipelines with a strong emphasis on automated testing
  • Write and maintain unit, integration, and system tests to ensure software quality and reliability for backend and frontend systems
  • Leverage generative AI tools to assist with development, testing, documentation, and problem-solving where appropriate
  • Participate in code reviews, design discussions, and sprint ceremonies
  • Work closely with product and user-facing teams to incorporate feedback and improve functionality and usability
  • Support ongoing improvements to development practices, tooling, and processes

Basic Qualifications:

  • US Citizen with at least an active Top Secret clearance with the ability to obtain an SCI prior to your start date
  • Bachelor's degree in a relevant field and 2+ years of professional software development experience or a Master's degree with 1+ years of experience. Additional experience may be considered in lieu of a degree
  • Proficiency in Java, Rust, and/or JavaScript, with willingness to work across both languages
  • Experience working in Agile/Scrum environments
  • Familiarity with Jira or similar Agile project management tools
  • Experience with automated testing frameworks and test-driven or test-focused development practices
  • Strong problem-solving skills and attention to detail
  • Ability to work effectively as part of a larger engineering team

Preferred Qualifications:

  • Experience with CI/CD pipelines and continuous delivery practices
  • Exposure to cloud-based or distributed systems
  • Experience using or experimenting with AI-assisted development tools
  • Understanding of software usability and user-centered design principles

What We Offer

  • Opportunity to work on impactful software products delivered continuously to users
  • A collaborative team environment that values learning, feedback, and improvement
  • Support for modern development practices, automation, and emerging tools
  • Competitive compensation and comprehensive benefits package

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:April 27, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

What Leidos employees say

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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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