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Senior Ruby On Rails Developer Jobs in Parker, CO

BAE Systems

Eng II - SW

Aurora, CO · On-site

The Engineering, Science and Analysis (ESA) Strategic Capabilities Unit comprises the technical ... Web and REST service development using Spring, Jersey, Flask, CherryPy, or Ruby on Rails ...

Rapid7Proplusdemo

Web Developer

Denver, CO

Creating wireframes to decide on layout Job brief: We are looking for a Senior Web Developer to ... Javascript, Ruby or PHP. Ultimately, you will ensure our web pages are up and running and cover ...

AECOM

Senior Transit Design Engineer (BRT)

Denver, CO · On-site

$107K - $147K/yr

The Senior Transit Engineer is a key position that will be based in one of our core locations and ... rail group with a focus on supporting the regional Bus Rapid Transit (BRT) design team. The ...

Wilson & Company

Civil Engineer

Denver, CO · On-site

$60K - $90K/yr

E.) license preferred for senior-level candidates. * 3+ years of rail, transportation, civil, track ... Travel may be required based on project needs. Annual Salary range: $60,000 - $90,000 Please note ...

Transcend Softech LLC

Senior DevOps Engineer

Denver, CO · On-site

$133K - $171K/yr

Provides recommendation on design, scaling and infra needs for improving resilience and reliability ... Ruby, Python, Shell, BASH, traceroute, top, iostat, netstat, tcpdump, vmstat, ps, curl, etc)

MANTECH

Senior DevOps ServiceNow Developer

Denver, CO · On-site

$55.50 - $76.50/hr

... Experience working on a large and complex software development project. · Experience with ... Ruby, Python, Perl, Bash, or JavaScript. · DoD approved 8570 IAT Level II Certification (e.g ...

Cleerly

Sr. DevOps Engineering Manager

Denver, CO

$133K - $171K/yr

This role combines hands-on technical leadership with people management and will be responsible for ... Ruby * Rust * Bash or Shell scripting * Experience with AWS services and cloud architecture.

MANTECH

Senior DevOps ServiceNow Developer

Denver, CO · On-site

$55.50 - $76.50/hr

... Experience working on a large and complex software development project. · Experience with ... Ruby, Python, Perl, Bash, or JavaScript. · DoD approved 8570 IAT Level II Certification (e.g ...

Stacy Witbeck

Senior Signal Engineer

Littleton, CO · On-site

$150K - $175K/yr

MRS-- Headquarters Compensation: $150,000 - $175,000 / year Description Modern Railway Systems, a ... on highly sophisticated project deliverables. ESSENTIAL FUNCTIONS AND DUTIES The essential ...

omnitrax

Senior Division Engineer

Denver, CO · On-site

$107K - $147K/yr

... work on budget. The Senior Division Engineer demonstrates and adheres to the company values of ... Railroad asset management and project oversight including equipment and infrastructure

DPG Solutions LLC

Senior DevOps Engineer

Aurora, CO · On-site

$250K - $276K/yr

You will be on a team that is responsible for development and operational environments on a large ... Experience with programming/scripting languages (e.g., Python, Java, Ruby, Bash, C++, C#, Go)

DPG Solutions LLC

Senior DevOps Engineer

Aurora, CO · On-site

You will be on a team that is responsible for development and operational environments on a large ... Experience with programming/scripting languages (e.g., Python, Java, Ruby, Bash, C++, C#, Go)

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Senior Ruby On Rails Developer information

See Parker, CO salary details

$98.1K

$162.9K

$205K

How much do senior ruby on rails developer jobs pay per year?

As of Sep 12, 2026, the average yearly pay for senior ruby on rails developer in Parker, CO is $162,909.00, according to ZipRecruiter salary data. Most workers in this role earn between $147,200.00 and $181,300.00 per year, depending on experience, location, and employer.

What is a senior Ruby on Rails developer?

A Senior Ruby on Rails Developer is an experienced software engineer specializing in building, maintaining, and optimizing web applications using the Ruby on Rails framework. They are responsible for writing clean, efficient code, designing application architecture, and ensuring performance and scalability. Senior developers also mentor junior team members, collaborate with cross-functional teams, and implement best practices in development, testing, and deployment. Their role often includes problem-solving, debugging complex issues, and staying updated with the latest industry trends.

What are typical daily responsibilities for a senior Ruby on Rails developer?

As a Senior Ruby On Rails Developer, your day-to-day tasks typically include designing and developing new features, maintaining and optimizing existing codebases, conducting code reviews, and integrating third-party APIs. You will often collaborate closely with product managers, UI/UX designers, and other engineers to ensure smooth project delivery and uphold best practices within the team. Additionally, you may mentor junior developers, troubleshoot complex technical issues, and contribute to architectural decisions. This multifaceted role offers both technical challenge and the opportunity to drive meaningful impact within your organization.

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

To thrive as a Senior Ruby On Rails Developer, you need deep expertise in Ruby, Rails frameworks, object-oriented programming, and web application architecture, often supported by a bachelor's degree in computer science or related experience. Familiarity with development tools such as Git, PostgreSQL, Docker, RSpec, and cloud platforms, as well as relevant certifications, can enhance your effectiveness. Exceptional problem-solving, leadership, and communication skills help you mentor team members and coordinate with stakeholders. These competencies are critical to creating robust, scalable applications and contributing to both technical excellence and team success.

Are senior Ruby on Rails developers in demand?

Senior Ruby on Rails developers are in high demand due to the framework's popularity for building scalable web applications. Companies seek experienced developers with strong skills in Ruby, Rails, and related tools like Git and PostgreSQL, often offering competitive salaries and remote work options.

How much do senior Ruby on Rails developers make?

Senior Ruby on Rails developers in the US typically earn between $100,000 and $150,000 annually, depending on experience, location, and company size. Higher salaries are common in tech hubs and for those with expertise in related frameworks and cloud deployment. Compensation may also include benefits such as bonuses and stock options.

What is the salary of a Senior Ruby On Rails Developer?

The salary of a Senior Ruby on Rails Developer typically ranges from $90,000 to $150,000 annually, depending on experience, location, and company size. Senior developers with strong skills in Rails, database management, and deployment tools tend to earn at the higher end of this range.

What cities near Parker, CO are hiring for Senior Ruby On Rails Developer jobs?

Cities near Parker, CO with the most Senior Ruby On Rails Developer job openings:

Senior Ruby On Rails Developer jobs near you
Infographic showing various Senior Ruby On Rails Developer job openings in Parker, CO as of July 2026, with employment types broken down into 80% Full Time, and 20% Contract. Highlights an 70% In-person, and 30% Remote job distribution, with an average salary of $162,909 per year, or $78.3 per hour.

Eng II - SW

Aurora, CO • On-site

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

Other

Re-posted 6 days ago

Key responsibilities

  • Develop satellite command and control, mission planning, and data analysis software systems.

  • Perform full software life cycle functions including requirements, architecture, design, coding, testing, integration, documentation, and support.

  • Establish and maintain effective working relationships within the department and with other organizational units.

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 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 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

Sourced by ZipRecruiter

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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