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Junior Rails Developer Jobs in Washington (NOW HIRING)

VTG

Senior Network Engineer

Chantilly, VA · Hybrid

$107K - $147K/yr

... DevOps practices. What will you do? • Design, implement, and maintain network and cloud ... junior engineers and support knowledge sharing across teams Do you have what it takes? • Must ...

VTG

Senior Network Engineer

Chantilly, VA · On-site

$107K - $147K/yr

... DevOps practices. What will you do? • Design, implement, and maintain network and cloud ... junior engineers and support knowledge sharing across teams Do you have what it takes? • Must ...

Wabtec

Senior Mechanical Engineer

Germantown, MD · On-site

$91K - $129K/yr

Wabtec Railway Electronics develops state-of-the-art products for the railroad industry such as ... Provide technical leadership and mentorship to junior engineers * Continuously research and ...

Wabtec

Senior Mechanical Engineer

Germantown, MD · On-site

$91K - $129K/yr

Wabtec Railway Electronics develops state-of-the-art products for the railroad industry such as ... Provide technical leadership and mentorship to junior engineers * Continuously research and ...

Wabtec

Senior Mechanical Engineer

Germantown, MD · On-site

Wabtec Railway Electronics develops state-of-the-art products for the railroad industry such as ... Provide technical leadership and mentorship to junior engineers * Continuously research and ...

VT Group (VTG)

Senior Network Engineer

Chantilly, VA · On-site

$107K - $147K/yr

... junior engineers and support knowledge sharing across teams Qualifications : Required : • Must ... Rails, or similar development languages • Experience with Ansible, Puppet, Chef, or other ...

VHB

Senior Structural Bridge Engineer

Washington, DC · Hybrid

$120K - $170K/yr

... railroad bridges; commuter rail stations; marine structures; energy projects; retaining walls ... Experience with and motivation to lead and mentor junior staff * Project management and mentorship ...

VHB

Senior Structural Bridge Engineer

Washington, DC · Hybrid

$120K - $170K/yr

... railroad bridges; commuter rail stations; marine structures; energy projects; retaining walls ... Experience with and motivation to lead and mentor junior staff * Project management and mentorship ...

VHB

Senior Structural Bridge Engineer

Tysons Corner, VA · Hybrid

$120K - $170K/yr

... railroad bridges; commuter rail stations; marine structures; energy projects; retaining walls ... Experience with and motivation to lead and mentor junior staff * Project management and mentorship ...

VHB

Senior Structural Bridge Engineer

Washington, DC · On-site

$120K - $170K/yr

... railroad bridges; commuter rail stations; marine structures; energy projects; retaining walls ... Experience with and motivation to lead and mentor junior staff * Project management and mentorship ...

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Junior Rails Developer information

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$27.2K

$100.8K

$155.7K

How much do junior rails developer jobs pay per year?

As of Sep 3, 2026, the average yearly pay for junior rails developer in Washington is $100,773.00, according to ZipRecruiter salary data. Most workers in this role earn between $75,900.00 and $98,500.00 per year, depending on experience, location, and employer.

What does a junior Rails developer do?

A Junior Rails Developer is an entry-level software engineer who works with Ruby on Rails, a popular web development framework. Their responsibilities typically include writing and maintaining code, fixing bugs, collaborating with other developers, and learning best practices for web application development. Junior Rails Developers often assist in building features, performing tests, and ensuring applications run smoothly while gaining experience and mentorship from more senior team members.

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

To thrive as a Junior Rails Developer, you need a solid understanding of Ruby, Ruby on Rails framework, basic front-end languages (HTML, CSS, JavaScript), and a relevant degree or coding bootcamp experience. Familiarity with tools like Git, PostgreSQL or MySQL, and test frameworks such as RSpec is typically expected. Strong problem-solving skills, eagerness to learn, and effective communication help you collaborate within development teams and grow in the role. These skills are important because they enable you to build, maintain, and improve web applications efficiently while adapting to evolving project requirements.

What types of projects and responsibilities can a junior Rails developer expect in their first year on the job?

As a Junior Rails Developer, you can expect to work on tasks such as fixing bugs, writing and maintaining tests, and implementing small features under the guidance of more experienced developers. You'll likely participate in code reviews, collaborate closely with product managers and designers, and be encouraged to learn best practices in coding and version control. The environment is typically supportive, with regular feedback and opportunities to ask questions, making it a great setting for professional growth. Over time, you may gradually take on more complex assignments and begin to contribute to architectural discussions.

What is the difference between Junior Rails Developer vs Ruby on Rails Developer?

AspectJunior Rails DeveloperRuby on Rails Developer
Experience LevelEntry-level, 0-2 yearsMid to senior level, 2+ years
ResponsibilitiesAssisting in development, learning codebaseDesigning, developing, maintaining Rails applications
Required SkillsBasic Ruby/Rails knowledge, eagerness to learnStrong Ruby/Rails skills, problem-solving
Work EnvironmentStartups, small teams, internshipsEstablished companies, tech firms, agencies

The main difference between a Junior Rails Developer and a Ruby on Rails Developer lies in experience and responsibilities. Junior Rails Developers are typically entry-level, focusing on learning and assisting with tasks, while Ruby on Rails Developers have more experience and handle complex development projects independently.

What are popular job titles related to Junior Rails Developer jobs in Washington?

For Junior Rails Developer jobs in Washington, the most frequently searched job titles are:

What job categories do people searching Junior Rails Developer jobs in Washington look for?

The top searched job categories for Junior Rails Developer jobs in Washington are:

What cities in Washington are hiring for Junior Rails Developer jobs?

Cities in Washington with the most Junior Rails Developer job openings:

Junior Rails Developer jobs near you
Infographic showing various Junior Rails Developer job openings in Washington as of August 2026, with employment types broken down into 79% Full Time, 2% Part Time, 2% Temporary, and 17% Contract. Highlights an 75% Physical, 6% Hybrid, and 19% Remote job distribution, with an average salary of $100,773 per year, or $48.4 per hour.

Mid-Atlantic Transit Engineering Lead

HDR

Washington, DC

$116K - $152K/yr

Full-time

Re-posted 5 days ago

HDR rating

9.3

Company rating: 9.3 out of 10

Based on 60 frontline employees who took The Breakroom Quiz

26th of 452 rated engineering

Job description

At HDR, our employee-owners are fully engaged in creating a welcoming environment where each of us is valued and respected, a place where everyone is empowered to bring their authentic selves and novel ideas to work every day. As we foster a culture of inclusion throughout our company and within our communities, we constantly ask ourselves: What is our impact on the world?
Watch Our Story:' https://www.hdrinc.com/our-story' 

We believe transportation is more than movement, it's the foundation of connected, thriving communities. As part of HDR's Transportation Business Group, you'll help shape the systems that move people and goods safely, efficiently, and sustainably. From designing resilient highways and iconic bridges to advancing transit, passenger and freight rail, aviation, federal transportation ports and marine infrastructure, your work will directly support economic vitality, public safety, sustainable and resilient communities and quality of life. We bring together planners, engineers, architects, construction management staff, environmental, strategic communications, economists, management consultants and specialists across disciplines to solve complex mobility challenges with innovation, technical excellence, and a deep understanding of community needs. Whether you're modernizing aging infrastructure or pioneering next-generation transportation solutions, your contributions will help define the future of mobility. This isn't just a job, it's a chance to lead progress, drive meaningful impact, and leave a legacy of smarter, more connected transportation networks. We are all employee-owners at HDR, which is the foundation of our collaborative culture that connects employees around the world.
Each and every role throughout our organization makes a difference in our ability to change the world for the better. Read further to learn how you could help make great things possible not only in your community, but around the world. 
HDR is seeking a Transit Engineering Leader to guide a successful and growing practice in the Mid-Atlantic (Washington DC, Maryland, and Virginia). This leader will provide programmatic and technical leadership as well as project management for a variety of transit engineering related contracts and clients. This position requires strong management skills and experience working with a variety of transit capital projects such as track, structures, facilities, and systems. In addition to leading delivery efforts, this role will also guide program growth, client engagement, and industry involvement.

In the role of Mid-Atlantic Transit Engineering Leader, we'll count on you to:

  • Provide programmatic and technical leadership for transit engineering disciplines
  • Deliver project management for a variety of transit engineering related contracts (track, structures, facilities, and systems) for our clients
  • Guide program growth, client engagement, and industry involvement
  • Establish client relations and be involved with marketing and client development activities
  • Prepare scopes and fees for a variety of contracts and projects
  • Collaborate with other disciplines on staff assignments and assignment priorities
  • Contract management
  • Team growth and mentorship of junior staff
  • Perform other duties as needed
Preferred Qualifications
  • Actively engaged in professional or industry associations to enhance HDR technical expertise and brand
  • Experience with Mid-Atlantic Area transit agencies such as the Washington Metropolitan Area Transit Authority, the Maryland Transit Administration, Virginia Railway Express, Virginia Passenger Rail Authority, and the Virginia Department of Rail and Public Transportation
  • Knowledge of applicable Federal, state, and local standards and requirements related to transit-focused project delivery processes such as conceptual design and feasibility, environmental documentation, preparation of Plan, Specifications, and Estimate (PS&E), and providing Design Support During Construction (DSDC)
  • Preference given to local candidates

*LI-MJ1

Required Qualifications
  • Bachelor's degree in a Professional, Architecture, Engineering or closely related field
  • 10 years of experience
  • Committed to quality, improvement and HDR values
  • Maintains a professional or engineering registration and has related technical experience 
  • Experienced in development and management of diverse teams
  • Works cooperatively with other area business class leaders, operations managers, technical directors and marketing managers on business class efforts
  • An attitude and commitment to being an active participant of our employee-owned culture is a must

What We Believe
HDR is our company. Together, we build on each other's life experiences and perspectives to make great things possible every day. This shapes our collaborative culture, encourages organizational trust and connects us closer to the clients and communities we serve.
Our Commitment
As employee owners, we all have a role in creating an inclusive environment where each of us is welcomed, valued, respected and empowered to bring our authentic selves to work every day.
Our eight Employee Network Groups (Asian Pacific, Black, Hispanic/Latino(a), LGBTQ+, People with Disabilities, Veterans, Women, Young Professionals) help create a sense of belonging and foster a supportive environment where everyone is empowered to engage and contribute. Each group has an executive sponsor and is open to all employees.

What HDR employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About HDR

Sourced by ZipRecruiter

At HDR, we specialize in engineering, architecture, environmental and construction services. While we are most well-known for adding beauty and structure to communities through high-performance buildings and smart infrastructure, we provide much more than that. We create an unshakable foundation for progress because our multidisciplinary teams also include scientists, economists, builders, analysts and artists.

Industry

Specialized design services

Company size

5,001 - 10,000 Employees

Headquarters location

Omaha, NE, US

Year founded

1917

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