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Senior Web Developer Jobs in Colorado (NOW HIRING)

Senior .NET Developer

Highlands Ranch, CO · Remote

$57.75 - $73.50/hr

Senior Developer Duration: 1 year contract with extension/conversion possible, barring budget and ... The main function of an analyst/developer is to develop and design web applications and web sites.

C# Developer, Sr.

Arvada, CO · On-site

$55.50 - $73.25/hr

Job Title: C# Developer, Sr. Location: Arvada, CO Type: Direct Hire Our client in the Arvada ... Experience developing rich UI web applications is needed, and experience developing multi-lingual U ...

Our client is seeking a Senior Software Developer for our Englewood, CO office. Work with a small ... We need proven web development skills using the .NET stack; Strong C#, strong HTML and JavaScript;

Senior Software Developer

Aurora, CO · On-site

$55.25 - $73.25/hr

Northstrat is seeking a senior developer with experience architecting and implementing technical ... Web frameworks - React, VUE * Databases - PostgreSQL, MySQL, MongoDB, Redis * Amazon Web Services ...

Senior Software Developer

Aurora, CO · On-site

$55.25 - $73.25/hr

Northstrat is seeking a senior developer with experience architecting and implementing technical ... Amazon Web Services (AWS) - EC2, Lambda, SNS, SQS, CloudFormation * Message Bus - RabbitMQ ...

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Minimum 2 years credited experience working as a senior engineer * Senior level knowledge of ... Knowledge of high-availability (HA) coding practices and strategies SKILLS Javascript, Mobile, Web ...

Minimum 2 years credited experience working as a senior engineer * Senior level knowledge of ... Knowledge of high-availability (HA) coding practices and strategies SKILLS Javascript, Mobile, Web ...

Sr.Net Developer

Denver, CO · On-site

$56 - $74/hr

Details: Sr. Net Developer Location: Denver, CO - Onsite (Need someone Local or Nearby Only ... NET solutions to enhance a web enabled Modernized Trails environment. * Be capable of maintaining ...

Senior Training Developer

Colorado Springs, CO · On-site

$59.25 - $76.50/hr

Leidos has a new and exciting opportunity for a Senior Training Developer in our Intel Sector ... Collaborate with instructors, ISDs/training developers, technical writers, web managers, and other ...

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Senior Web Developer information

See Colorado salary details

$63.6K

$120.5K

$188.2K

How much do senior web developer jobs pay per year?

As of Jul 7, 2026, the average yearly pay for senior web developer in Colorado is $120,458.00, according to ZipRecruiter salary data. Most workers in this role earn between $95,700.00 and $138,300.00 per year, depending on experience, location, and employer.

What are some common challenges faced by Senior Web Developers when leading project teams?

Senior Web Developers often encounter challenges such as balancing hands-on coding responsibilities with mentoring junior team members and ensuring project deadlines are met. They must also navigate evolving technologies and frameworks, which requires ongoing learning and adaptability. Effective communication with designers, backend developers, and project managers is essential to align technical solutions with business goals. Successfully managing these aspects leads to smoother project delivery and professional growth.

What are Senior Web Developers?

Senior Web Developers are experienced professionals responsible for designing, building, and maintaining complex websites and web applications. They lead development projects, mentor junior developers, and collaborate with cross-functional teams to deliver high-quality digital solutions. Senior Web Developers are proficient in multiple programming languages, frameworks, and best practices, ensuring the scalability, security, and performance of web platforms.

Are web developers still in high demand?

Web developers, including senior roles, continue to be in high demand due to ongoing digital transformation and the need for businesses to maintain and improve their online presence. Skills in front-end and back-end development, along with knowledge of frameworks and programming languages, are especially valuable in the current job market.

How much does a senior web developer earn?

A senior web developer's salary typically ranges from $80,000 to $130,000 annually, depending on experience, location, and industry. They often possess skills in JavaScript, HTML, CSS, and frameworks like React or Angular, and may earn additional compensation through bonuses or benefits.

Is AI replacing web devs?

AI tools are increasingly used to assist web developers by automating repetitive tasks, generating code snippets, and improving efficiency. However, the role of a senior web developer involves complex problem-solving, design, and customization that AI cannot fully replace, making human expertise essential in the development process.

What Is a Senior Web Developer?

A senior web developer is a highly skilled computer coding professional with fluency in languages such as HTML, JavaScript, and CSS. In this career, your responsibilities include designing, developing, and debugging the backend of software programs for websites, applications, tools, and databases. You also work with JavaScript frameworks, develop tests using testing frameworks, help build and deploy automation scripts, troubleshoot, and resolve app performance issues. As a senior web developer, you may supervise a team of developers and collaborate with user experience designers to determine what the frontend user experience and website layout will look like during the design phase. Other duties may include enforcing coding standards, reviewing the work completed by your team, managing the budget and project schedule, and communicating directly with clients.

Is 50 too old to become a web developer?

Senior web developers can successfully start or transition into the role at age 50 or older, as the profession values skills, experience, and continuous learning. Many employers recognize the value of diverse backgrounds and lifelong learning, and acquiring relevant skills through coding bootcamps, online courses, or certifications can facilitate entry regardless of age.

What is the difference between Senior Web Developer vs Web Developer?

AspectSenior Web DeveloperWeb Developer
Required CredentialsBachelor's in CS or related, experience, possibly certificationsBachelor's in CS or related, entry-level or junior experience
Work EnvironmentCollaborates on complex projects, mentors juniorsDevelops websites, learns on the job, less responsibility
Employer & Industry UsageTech companies, agencies, startupsSmall businesses, startups, freelance projects
Search & Comparison IntentUnderstanding senior roles, career progressionEntry-level, learning web development

The main difference between a Senior Web Developer and a Web Developer lies in experience, responsibilities, and expertise. Senior Web Developers handle complex projects, mentor team members, and often have more advanced skills and certifications. Web Developers are typically entry-level or junior roles focused on building websites and gaining experience. Both roles are essential in the tech industry, but the senior position involves greater leadership and technical depth.

What are the key skills and qualifications needed to thrive as a Senior Web Developer, and why are they important?

To thrive as a Senior Web Developer, you need advanced proficiency in programming languages like JavaScript, HTML, CSS, and backend frameworks, supported by a bachelor’s degree in computer science or equivalent experience. Expertise in tools such as version control (Git), CI/CD pipelines, and knowledge of modern frameworks (React, Angular, Node.js) are typically required, along with relevant certifications. Strong problem-solving ability, effective communication, and leadership skills help you collaborate across teams and mentor junior developers. These competencies ensure high-quality, scalable web solutions and support successful project delivery in dynamic development environments.
What are the most commonly searched types of Web Developer jobs in Colorado? The most popular types of Web Developer jobs in Colorado are:
What are popular job titles related to Senior Web Developer jobs in Colorado? For Senior Web Developer jobs in Colorado, the most frequently searched job titles are:
What cities in Colorado are hiring for Senior Web Developer jobs? Cities in Colorado with the most Senior Web Developer job openings:
Infographic showing various Senior Web Developer job openings in Colorado as of July 2026, with employment types broken down into 83% Full Time, 7% Part Time, 1% Temporary, and 9% Contract. Highlights an 80% Physical, 4% Hybrid, and 16% Remote job distribution, with an average salary of $120,458 per year, or $57.9 per hour.
Senior .NET Developer

Senior .NET Developer

Collabera

Highlands Ranch, CO • Remote

$57.75 - $73.50/hr

Other

Posted 21 days ago


Job description

Company Description

We provide cost-effective, high quality IT resources to meet talent needs through Staff Augmentation, Global Talent Management, Value Added Services through CLASS (Competency Leveraged Advanced Staffing & Solutions) Permanent Placement Services and Vendor Management Programs.
Collabera has been a leader in IT staffing for over 24 years and is one of the largest diversity IT staffing firms in the industry. We are known for our high-touch, customer-centric approach, offering our clients unmatched quality, responsiveness and flexibility. We are appreciated by our clients for our streamlined execution, highly efficient service and exceptional talent management that go above and beyond traditional staffing services. Collabera has been named the Best Staffing Firm to Work For in the large firm category by Staffing Industry Analysts, the global advisor on contingent work, for four consecutive years.

Job Description

THE OPPORTUNITY:
Job Title:                                             Senior Developer
Duration:                                             1 year contract with extension/conversion possible, barring budget and performance
Location:                                             Highlands Ranch, CO

The successful candidate will be part of a team to design and develop browser-based middle tier and front-end applications for the Prepaid suite of products using Visual Studio.NET 2010/2012 (ASP.NET - C#). Perform unit testing and integration testing of said applications. Interface directly with staff members of Development, Product Management, Project Management, and Quality Assurance.
The main function of an analyst/developer is to develop and design web applications and web sites. A typical analyst/developer is responsible for directing web site content creation, enhancement and maintenance. An entry level analyst/developer typically has a Bachelors degree or equivalent training with previous experience. As the levels progress, the years experience increase along with leadership expectations, with the introduction of a supervisory role at Level 4. The technical skills, including the knowledge of computer hardware and software, increase across levels, starting from basic at Level 1 to expert at Level 5.
Major Job Duties and Responsibilities:
    Analyze and develop web applications using C#, .NET 3.5 - 4.5, TFS, & ASP.NET.
    Design, develop, document and implement new functionality, as well as enhancements, modifications, and corrections to existing software.
    Develop unit-tests and oversee execution.
    Create documentation and procedures for installation and maintenance.
    Build and maintain relationships with global and virtual teams on software development or support issues.
    Work as part of a development team and establish close working relationships with stake holders, quality assurance, architects, as well as management.
    Identify opportunities for further enhancements and refinements to standards and processes.
    Prepare design documents; evaluate and recommend solutions to meet user requirements; define and implement solutions.
    Champion for improvements in process/procedures.

Qualifications

Qualifications:
    Minimum of 5 years of hands-on experience in developing and supporting web applications for large corporations.
    Minimum of 5 or more years of experience using C#, ASP.NET 2.0 and the .Net framework (versions 3.5 - 4.5).
    Expert in defining remote communication methodologies such as web services, WCF, MQ, and remoting.
    Experience with AJAX, WPF, WF, and the MVC/MVVM design pattern is desirable.
    Experience with .Net application security and familiarity OWASP recommendations.
    Expert in best practices for web application development and design patterns.
    Experience with coding accessible websites (Section 508 and/or WCAG 2.0) is preferred.
    Experience with Localization / Internationalization of web applications.
    Working knowledge of SQL Server, stored procedures, database design.
    Experience with Cascading Style Sheets (CSS) / javascript.
    Development experience in a cross-platform, multi-tier environment.
    Strong technical, estimating, design and analytical aptitude.
    Ability to provide oversight for design deliverables and development tasks.
    Proven leadership ability.
    Consistently able to assess and evaluate problems and manage risk to the service when recommending change.
    In-depth knowledge of the software development life cycle required.
    Ability to develop code that follows established coding guidelines.
    Strong communication skills with proven ability to present complex ideas and document in a clear and concise way.
    Quick learner; self-starter, detailed and thorough.
    Multitasking between designs, development, and defect resolution.

Additional Information

Additional Details:
    Must be a self-starter and willing to take limited direction from senior staff.
    Must be present in the office during work hours with ability to work from home in limited scenarios. Laptop provided. No telecommuting.
    Local candidates strongly preferred.
    Financial industry experience or experience with high-performance applications strongly preferred