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Ruby On Rails Contract Jobs in Colorado (NOW HIRING)

BAE Systems

Eng II - SW

Aurora, CO · On-site

$79K - $134K/yr

Web and REST service development using Spring, Jersey, Flask, CherryPy, or Ruby on Rails. * Front-end and UX development using JavaScript, Angular, React, JavaFX, Python, or Qt. * Back-end ...

BAE Systems

Eng Sr Prin - SW

Broomfield, CO · On-site

$132K - $226K/yr

Web and REST service development using Spring, Jersey, Flask, CherryPy, or Ruby on Rails. * Front-end and UX development using JavaScript, Angular, React, JavaFX, Python, or Qt. * Back-end ...

Blue Origin

Software Engineer II

Denver, CO · On-site

$123K - $173K/yr

Next.js, Ruby on Rails, Laravel, Django, Flask,etc) * Front-end skills: HTML, CSS, JavaScript (ES6, Typescript, JSX, React), UX/UI design, data visualization, front-end styling frameworks such as ...

SRS Acquiom

Senior Software Engineer - VDR

Denver, CO · On-site

$145K - $160K/yr

Required Qualifications & Skills * 5+ years of experience as a full stack engineer * 3+ years of experience with Ruby on Rails * Expertise creating robust CI/CD pipelines * Expertise with modern ...

TextUs

Senior Software Engineer

Denver, CO · On-site

$126K - $166K/yr

Ruby on Rails * Postgres or similar relational database experience * ElasticSearch or similar search technology * ActiveJob with AWS SQS, Sidekiq or similar background job system * AWS How we work

TextUs

Senior Software Engineer

Denver, CO · On-site

$126K - $166K/yr

Ruby on Rails * Postgres or similar relational database experience * ElasticSearch or similar search technology * ActiveJob with AWS SQS, Sidekiq or similar background job system * AWS How we work

Gusto

Staff Software Engineer, Retirement AI

Denver, CO · On-site

$227 - $284/hr

Experienced with Ruby on Rails (or any comparable language), React (or any comparable library). Our cash compensation amount for this role is targeted at $187,000‑$234,000 in Denver & most remote ...

Human Agency

Senior Full-Stack Engineer

Denver, CO · On-site

Proficiency in Python and Ruby on Rails , with significant backend experience. * Experience in designing secure systems, including encryption workflows and document protection mechanisms. * Hands-on ...

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Showing results 41-60

All JobsRuby On Rails Contract JobsRuby On Rails Contract Jobs in Colorado

Ruby On Rails Contract information

See Colorado salary details

$38.9K

$123.5K

$169.9K

How much do ruby on rails contract jobs pay per year?

As of Aug 11, 2026, the average yearly pay for ruby on rails contract in Colorado is $123,530.00, according to ZipRecruiter salary data. Most workers in this role earn between $107,200.00 and $144,700.00 per year, depending on experience, location, and employer.

What are some common challenges faced by Ruby on Rails contractors when joining new projects, and how can they be addressed?

Ruby on Rails contractors often face the challenge of quickly ramping up on existing codebases, which may have varying coding standards or lack comprehensive documentation. To address this, it's helpful to allocate initial time for codebase exploration and to communicate proactively with the team about architectural decisions and project expectations. Collaborating closely with in-house developers and participating in regular stand-ups or code reviews can also smooth the transition and ensure alignment with project goals.

What are the key skills and qualifications needed to thrive as a Ruby on Rails contractor?

To thrive as a Ruby on Rails Contractor, you need strong proficiency in Ruby, Rails framework, web development fundamentals, and experience with relational databases, typically demonstrated through a portfolio or relevant work history. Familiarity with version control systems like Git, cloud platforms (e.g., AWS or Heroku), and testing frameworks such as RSpec is often required. Excellent problem-solving skills, effective communication, and the ability to work independently are standout soft skills for this role. These skills and qualities are crucial to deliver high-quality, scalable solutions on time while collaborating remotely with clients or teams.

What is the difference between Ruby On Rails Contract vs Ruby On Rails Developer?

AspectRuby On Rails ContractRuby On Rails Developer
Work TypeTemporary, project-basedFull-time or part-time employment
DurationFixed-term, often project-specificOngoing employment
CredentialsSame as developer, typically requiring experience in RailsSame as contract roles, often requiring similar skills
Work EnvironmentRemote or on-site, freelance or agency-basedCompany office or remote
Employer UsageClients, agencies, or companies hiring for specific projectsCompanies hiring for long-term roles

In summary, Ruby On Rails Contract roles are temporary, project-focused positions suitable for freelancers or agencies, while Ruby On Rails Developer roles are typically permanent positions within companies. Both require similar skills and credentials but differ mainly in duration and employment structure.

What is a Ruby on Rails contract developer?

A Ruby on Rails contract developer is a software engineer who is hired on a temporary or project basis to build, maintain, or enhance web applications using the Ruby on Rails framework. They typically work as independent contractors or through consulting agencies, rather than as full-time employees. Their responsibilities often include writing clean code, testing features, fixing bugs, and collaborating with other team members to deliver high-quality software solutions. Contract positions can range from short-term projects to ongoing support roles, offering flexibility for both the developer and the hiring company.
What are the most commonly searched types of Ruby On Rails jobs in Colorado? The most popular types of Ruby On Rails jobs in Colorado are:
What are popular job titles related to Ruby On Rails Contract jobs in Colorado? For Ruby On Rails Contract jobs in Colorado, the most frequently searched job titles are:
What job categories do people searching Ruby On Rails Contract jobs in Colorado look for? The top searched job categories for Ruby On Rails Contract jobs in Colorado are:
What cities in Colorado are hiring for Ruby On Rails Contract jobs? Cities in Colorado with the most Ruby On Rails Contract job openings:
Ruby On Rails Contract jobs near you
Infographic showing various Ruby On Rails Contract job openings in Colorado as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $123,530 per year, or $59.4 per hour.

Eng II - SW

BAE Systems

Aurora, CO • On-site

$79K - $134K/yr

Full-time

Posted 4 days ago

BAE Systems rating

8.4

Company rating: 8.4 out of 10

Based on 150 frontline employees who took The Breakroom Quiz

10th of 49 rated military and defense

Job description


The Software and Ground Solutions group at BAE Systems Inc Space and Mission Systems (SMS) is looking to expand our team with a talented and energetic software engineer focused on delivering high-quality, embedded satellite software and associated test infrastructure. This position supports a portfolio of software programs. Technology areas include software development, CI/CD, Containerization, C/C++, Rust, Python, and Ruby.
The Engineering, Science and Analysis (ESA) Strategic Capabilities Unit comprises the technical talent and organizational leadership that enables the successful delivery of high-impact discriminating technologies for our customers' missions. Our collaborative, cross-functional teams are committed to innovation, integrity, continual learning and strong execution.
What You'll Do:
  • Develop satellite command and control, mission planning, and data analysis software systems,
  • Perform full software life cycle functions including requirements, architecture, design, code, test, integration, documentation, and support.
  • Maintain a regular and predictable work schedule.
  • Establish and maintain effective working relationships within the department, the Strategic Business Units, Strategic Capabilities Units and the Company. Interact appropriately with others in order to maintain a positive and productive work environment.
  • Perform other duties as necessary.

On-Site Work Environment: This position requires regular in-person engagement by working on-site five days each normally scheduled week in the primary work location. Travel and local commute between company campuses and other possible non-company locations may be required.
Working Conditions:
  • Work is performed in an office, laboratory, production floor, or cleanroom, outdoors or remote research environment.
  • May occasionally work in production work centers where use of protective equipment and gear is required.
  • May access other facilities in various weather conditions.

Required Skills and Education
  • BS degree or higher in Engineering or a related technical field is required plus 2 or more years related experience
  • Each higher-level degree, i.e., Master's degree or Ph.D., may substitute for two years of experience. Degree must be from a university, college, or school which is accredited by an agency recognized by the US Secretary of Education, US Department of Education.
  • A current, active TS/SCI security clearance is required.
  • Experience in one or more of the following technology areas:
    • Cloud development using AWS, Lambda, Docker, and Kubernetes.
    • Web and REST service development using Spring, Jersey, Flask, CherryPy, or Ruby on Rails.
    • Front-end and UX development using JavaScript, Angular, React, JavaFX, Python, or Qt.
    • Back-end development using SQL and NoSQL databases, and JPA/ORM.
    • Modeling, planning, or scheduling software development in languages such as Java, C++, or Python.
  • Experience with object-oriented design.
  • Experience generating UML Class, Sequence, and Activity diagrams.
  • Experience with formal software development practices including the use of software configuration management, coding standards, and style guides.
#LI-AP1
Preferred Skills and Education
  • Additional experience helpful in the following technologies:
    • Cyber and cloud development using AWS or Azure.
    • Microservice architectures.
    • Message brokers (MQTT, AMQP, Kafka).
    • REST and web app JavaScript framework development using Angular, React, Vue.
    • Web services (Nginx, Apache).
    • Database (Postgres).
  • Experience with requirements derivation.
  • Experience generating UML Class, Sequence, and Activity diagrams.
  • Experience in developing test, simulation, or data processing applications in high-level languages such as Python, Ruby, or MATLAB.
  • Experience using Cameo or PlantUML for Design.
  • DevSecOps.
  • Testing frameworks (gtest, ctest, test-driven development, hardware-in-the-loop).
  • A working knowledge of Agile lifecycles and activities in each phase.

About BAE Systems Space & Mission Systems
BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Improving the future and protecting lives is an ambitious mission, but it's what we do at BAE Systems. Working here means using your passion and ingenuity where it counts - defending national security with breakthrough technology, superior products, and intelligence solutions. As you develop the latest technology and defend national security, you will continually hone your skills on a team-making a big impact on a global scale. At BAE Systems, you'll find a rewarding career that truly makes a difference.
Headquartered in Boulder, Colorado, Space & Mission Systems is a leading provider of national defense and civil space applications, advanced remote sensing, scientific and tactical systems for government and commercial customers. We continually pioneer ways to innovate spacecraft, mission payloads, optical systems, and other defense and civil capabilities. Powered by endlessly curious people with an unwavering mission focus, we continually discover ways to enable our customers to perform beyond expectation and protect what matters most.
This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.
Multiple positions may be available on this opening.

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