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Ruby Rails Jobs in Denver, CO (NOW HIRING)

BAE Systems

Eng II - SW

Westminster, CO · On-site

Examples include Ruby on Rails, Knockout, Vue, NodeJS, JavaScript, Keycloak, Redis, Traefix, and Minio. * Experience working with OpenC3 COSMOS as a test executive and creating custom Ruby based ...

Baker

Senior Full Stack Developer (Node.js)

Denver, CO

$100K - $150K/yr

Competency in other coding languages such as Javascript, PHP, Python, Java, RoR, etc * In-depth knowledge of AWS service as ElasticSearch, ElasticCache, Lambda, API Gateway, etc * Past experience in ...

BAE Systems

Eng Prin - SW

Broomfield, CO · On-site

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 - SW

Aurora, CO · On-site

$124K - $164K/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 II - SW

Aurora, CO · On-site

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

$123K - $162K/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 II - SW

Aurora, CO · On-site

$124K - $164K/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 II - SW

Broomfield, CO · On-site

$123K - $162K/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 ...

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All JobsRuby Rails JobsRuby Rails Jobs in Denver, CO

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$26.2K

$125.7K

$176.5K

How much do ruby rails jobs pay per year?

As of Sep 15, 2026, the average yearly pay for ruby rails in Denver, CO is $125,651.00, according to ZipRecruiter salary data. Most workers in this role earn between $105,500.00 and $144,600.00 per year, depending on experience, location, and employer.

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Infographic showing various Ruby Rails job openings in Denver, CO as of September 2026, with employment types broken down into 1% Internship, 3% As Needed, 81% Full Time, 12% Part Time, 2% Contract, and 1% Nights. Highlights an 84% Physical, 3% Hybrid, and 13% Remote job distribution, with an average salary of $125,651 per year, or $60.4 per hour.

Eng II - SW

Westminster, CO • On-site

BAE Systems
National Security and International Affairs • 10K+ employees
Learn more about BAE Systemsexternal

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Re-posted 11 days ago

BAE Systems rating

8.4

Company rating: 8.4 out of 10

Based on 151 frontline employees who took The Breakroom Quiz

Job description


The Electrical Solutions team is seeking a Software Engineer to work with technical teams using primarily Python and Ruby, to design, develop, integrate, and certify test system software and hardware for a variety of applications.
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:
  • Key member of technical teams to design, develop, integrate, and certify test system software and hardware for a variety of applications including subsystem command and data handling, low level hardware control, automation, custom interfaces, and communication software for ground, airborne and/or space systems.
  • Participate in the following activities: requirements definition, analysis and decomposition, support system level architecture definition, and design/implement test software for multiple programs concurrently.
  • Create professional software applications and scripts primarily in Python and Ruby with other languages as needed.
  • Communicate technical, cost, and schedule status to program management and negotiate scope and resources to meet program goals.
  • Collaborate with other disciplines to ensure test systems meet the end needs of the program.
  • Work with program teams to estimate technical resource requirements, including data structures, storage, analysis, test equipment, and networking needs.
  • Participate in department activities to improve methods and processes
  • Work under formal software development methodologies.
  • 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 of related experience.
  • Each higher-level degree, i.e., Master's Degree or Ph.D., may substitute for two years of experience. Related technical experience may be considered in lieu of education. 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.
  • Experience using Python to integrate with hardware (COTS instrumentation, custom hardware, FPGA's, etc.) to test products under development.
  • Experience configuring and interfacing to instrumentation across various protocols, including UART, GPIB, DAQmx, RIO, TCP-IP, USB, Spacewire, 1553, and other related technologies, desired.
  • Experience with containerization technologies such as Docker or Podman, including developing software within containerized environments and creating/configuring containerized infrastructure.
  • Hands-on experience with CI/CD pipeline development, including creating automated workflows, and integrating with version control systems.
  • Experience working on full software lifecycle including ability to define requirements from an abstract system with minimal guidance.
  • Demonstrated ability to work across engineering disciplines and cross-functional teams.
  • Self-starter, good interpersonal and communication skills, ability to work independently and on a team.
  • Working knowledge of software quality principles.
#LI-LB3
A security clearance or access with Polygraph is not required to be eligible for this position. However, the applicant must be willing and eligible for submission, depending on program requirements, after an offer is accepted and must be able to maintain the applicable clearance/access.
Preferred Skills and Education
  • TS/SCI or current SSBI.
  • Proficiency in web frameworks, components, and technologies desired. Examples include Ruby on Rails, Knockout, Vue, NodeJS, JavaScript, Keycloak, Redis, Traefix, and Minio.
  • Experience working with OpenC3 COSMOS as a test executive and creating custom Ruby based OpenC3 components.
  • Experience with a range of operating systems and scripting tools, including Linux, Windows, BASH, and PowerShell, with the ability to write simple scripts, automate tasks, and troubleshoot common issues.
  • Experience with databases, both relational and NoSQL.
  • Basic understanding of FPGA design and VHDL.
  • Experience with the NI toolchain such as LabVIEW (including RT and FPGA) and Veristand.
  • Experience with software security best practices. Examples include identifying/mitigating vulnerabilities through static code analysis, CVE analysis, implementing secure connections, and compliance with CMMC security principals.

About BAE Systems Space & Mission Systems
BAE Systems, Inc. is a defense, aerospace, and security company headquartered in Falls Church, Virginia, with more than 40,000 employees worldwide. We serve, supply, and protect those who protect us. As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support.
Our culture is performance-driven and values-led, built on curiosity, creativity, and collaboration. Purpose isn't a tagline here. It's what drives us. We're developing breakthrough technologies that defend national security and make a lasting impact on our communities and our planet. When you join BAE Systems, you're not just building a career. You're contributing to a mission that truly matters.
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.

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About BAE Systems

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At BAE Systems, we provide some of the world's most advanced, technology-led defence, aerospace and security solutions. We employ a skilled workforce of more than 93,000 in around 40 countries. Working with customers and local partners, we develop, engineer, manufacture, and support products and systems to deliver military capability, protect national security and people, and keep critical information and infrastructure secure.

Industry

National security and international affairs and it services

Company size

10,000+ Employees

Headquarters location

Falls Church, VA, US

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