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Mid Level Front End Developer Jobs in Colorado (NOW HIRING)

Frontgate | Avon is hiring a Mid-Level Maintenance Engineer to help keep our resort operating safely and efficiently year-round. If you have experience maintaining commercial buildings, hotels ...

Mid-Level Test Engineer

Englewood, CO · On-site

$87K - $157K/yr

Leidos is seeking an experienced Mid-Level Test Engineer to join the Chinook Program supporting an ... Familiarity with CI/CD tools including Jenkins, GitLab, Azure DevOps, or similar platforms.

Mid-Level DevSecOps Engineer Schriever SFB Colorado Springs, Colorado HX5 is an award-winning provider of engineering, research and development, and technical services to clients such as NASA and the ...

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Mid Level Front End Developer information

See Colorado salary details

$44.7K

$116.1K

$163.5K

How much do mid level front end developer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for mid level front end developer in Colorado is $116,101.00, according to ZipRecruiter salary data. Most workers in this role earn between $109,400.00 and $127,200.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the mid level front end developer position, and why are they important?

To thrive as a Mid Level Front End Developer, you need solid proficiency in HTML, CSS, JavaScript, and modern frameworks like React or Angular, typically supported by a relevant degree or practical experience. Familiarity with version control systems like Git, responsive design tools, and optionally certifications such as Microsoft Certified: JavaScript Developer add value. Strong collaboration, problem-solving abilities, and effective communication distinguish top performers in this field. These skills ensure that you can build user-friendly, high-quality web interfaces and work efficiently within cross-functional teams.

What are some typical daily responsibilities for a mid level front end developer?

Mid Level Front End Developers spend much of their day coding and refining user interfaces based on project requirements and feedback from stakeholders. They regularly collaborate with designers and back-end developers to ensure seamless integration of visual and functional elements, as well as participate in code reviews to maintain high quality standards. Additionally, they often troubleshoot bugs, optimize page performance, and keep up with the latest web technologies to improve user experience. This role blends both independent problem-solving and teamwork in a dynamic, fast-paced setting.

What is a mid level front end developer?

A Mid Level Front End Developer is responsible for building and optimizing the user interface of web applications using HTML, CSS, and JavaScript frameworks like React or Vue. They collaborate with designers and back-end developers to ensure a seamless user experience. Typically, they have 2-5 years of experience and are expected to write clean, maintainable code while troubleshooting UI/UX issues. Additionally, they may contribute to component libraries, improve performance, and follow best practices in responsive design and accessibility.

What are the most commonly searched types of Front End Developer jobs in Colorado? The most popular types of Front End Developer jobs in Colorado are:
What cities in Colorado are hiring for Mid Level Front End Developer jobs? Cities in Colorado with the most Mid Level Front End Developer job openings:
Infographic showing various Mid Level Front End Developer job openings in Colorado as of August 2026, with employment types broken down into 79% Full Time, 16% Part Time, 1% Temporary, and 4% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $116,101 per year, or $55.8 per hour.

$130K - $165K/yr

Full-time

Medical, Life, Retirement, PTO

Re-posted 21 days ago


Job description

Overview

Carollo Engineers is a leading engineering firm dedicated exclusively to water. For over 90 years, we've specialized in the planning, design, and construction of water, wastewater, stormwater, and reuse facilities, bringing innovative and sustainable solutions to the water sector's most complex challenges.

We work with water agencies, municipalities, utilities, research organizations, and private companies across various industries, including technology, manufacturing, and beyond. These clients choose Carollo because we employ some of the most knowledgeable and experienced professionals in the world. When you join our team, you'll work alongside industry leaders who are advancing the science of water, protecting public health, and building resilient communities.

Carollo's vision is to be the best water consulting firm and the best place for you to build your career. If you're passionate about making a difference in this critical field, we invite you to explore a career with Carollo.

Responsibilities
  • Performs routine PLC and HMI/SCADA programming assignments
  • Works according to clear- cut and complete specifications
  • Maintains and modifies routine programs, tests and documents modifications and writes operator instructions
  • Reviews objectives and assignment details with higher level staff to insure thorough understanding
  • Uses judgment in selecting among authorized procedures and seeks assistance when guidelines are inadequate, significant deviations are proposed or when unanticipated problems arise
Qualifications
  • Minimum of 6 years of demonstrated ability and experience at the programmer level developing PLC code and HMI/SCADA configuration for small, medium and large size SCADA/Telemetry projects
  • Associate's Degree in Computer Science or Electrical Engineering
  • Certified completion of advanced level PLC and SCADA software training
  • 3+ years of experience in the water and wastewater SCADA industry
Preferred Qualifications
  • Advanced training in communication protocols like Modbus Serial, Modbus TCP, A/B Ethernet IP, Siemens/Profibus
  • Programming experience with Rockwell, Modicon, GE, Siemens PLC's
  • Programming experience with Rockwell Factory Talk, Citect, Wonderware, VT SCADA, iFix
Compensation Range

$130,000 to $165,000 annually. This is the lowest to highest salary we in good faith believe we would pay for this role at the time of this posting. We may ultimately pay more or less than the posted range, and the range may be modified in the future. An employee's pay within the salary range will be based on several factors including, but limited to, relevant education, qualifications, certifications, experience, skills, seniority, geographic location, performance, and business or organizational needs.

Other Compensation and Benefits

Carollo is committed to providing employees with a competitive, comprehensive benefits program that provides the support employees and their families need to lead healthy, productive lives. Carollo's benefits package includes paid time off and holidays, comprehensive health insurance coverage, pre-tax savings account options for healthcare, dependent care and commuter expenses, disability insurance and life insurance options for you and your dependents. We also offer free Caregiver Support, Travel Assistance, counseling services, discount programs, and a Lifestyle Reimbursement Account. Other compensation that may be available includes: 401(k) company contribution matching, tuition reimbursement, discretionary bonuses, career advancement bonuses, professional registration bonuses, employee referral bonuses, and compensatory time for exempt employees. Flexible work arrangements may also be available.  Eligibility for benefits varies based on employment status.

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Employment Type: FULL_TIME