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Senior Backend Developer Jobs in Colorado (NOW HIRING)

Lively

Sr. Software Engineer - Backend

Denver, CO · On-site

About the Role We are looking for a strong Backend Senior Software Engineer who wants to create ... Familiarity with AWS cloud platforms and DevOps practices is a plus. Here's a glimpse into our ...

Lively

Sr. Software Engineer - Backend

Denver, CO · On-site

$125K - $200K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

About the Role We are looking for a strong Backend Senior Software Engineer who wants to create ... Familiarity with AWS cloud platforms and DevOps practices is a plus. Here's a glimpse into our ...

Leidos

Mid-Level Backend Software Engineer

Aurora, CO · On-site

$87K - $157K/yr

  • Medical

  • Retirement

  • PTO

... senior levels, you'll thrive here. We're hiring a Backend Software Engineer to support a ... high‑visibility, data‑driven application used across the organization for analytics and ...

Leidos

Mid-Level Backend Software Engineer

Boulder, CO · On-site

$87K - $157K/yr

  • Medical

  • Retirement

  • PTO

... senior levels, you'll thrive here. We're hiring a Backend Software Engineer to support a ... high‑visibility, data‑driven application used across the organization for analytics and ...

Leidos

Mid-Level Backend Software Engineer

Denver, CO · On-site

$87K - $157K/yr

  • Medical

  • Retirement

  • PTO

... senior levels, you'll thrive here. We're hiring a Backend Software Engineer to support a ... high‑visibility, data‑driven application used across the organization for analytics and ...

Leidos

Mid-Level Backend Software Engineer

Aurora, CO

$87K - $157K/yr

... senior levels, you'll thrive here. We're hiring a Backend Software Engineer to support a ... highvisibility, datadriven application used across the organization for analytics and reporting.

DAT

Staff Backend Software Engineer

Denver, CO · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Work closely with cross-functional teams, including product managers, DevOps, and front-end ... senior or staff engineer owning complex, highthroughput production services. * Deep Node.js ...

DAT Solutions

Staff Backend Software Engineer

Denver, CO · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Work closely with cross-functional teams, including product managers, DevOps, and front-end ... senior or staff engineer owning complex, high-throughput production services. * Deep Node.js ...

New

DAT

Staff Backend Software Engineer

Denver, CO · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Work closely with cross-functional teams, including product managers, DevOps, and front-end ... senior or staff engineer owning complex, high-throughput production services. * Deep Node.js ...

ClifyX

Senior Scala Backend engineer

Denver, CO · On-site

ClifyX is seeking a strong Scala backend engineer with microservices experience to join their small ... with DevOps engineers to build and deploy infrastructure with cloud deployment technologies. • ...

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Senior Backend Developer information

See Colorado salary details

$67.3K

$147K

$200.3K

How much do senior backend developer jobs pay per year?

As of Aug 18, 2026, the average yearly pay for senior backend developer in Colorado is $147,043.00, according to ZipRecruiter salary data. Most workers in this role earn between $126,700.00 and $164,600.00 per year, depending on experience, location, and employer.

What does a senior backend developer do?

A Senior Backend Developer is responsible for designing, building, and maintaining the server-side logic of web applications. They work with databases, APIs, and server infrastructure to ensure that applications run smoothly, securely, and efficiently. In addition to writing robust code, they often mentor junior developers, contribute to architectural decisions, and collaborate with frontend teams to deliver seamless user experiences. Their expertise is crucial for scaling applications and implementing best practices in software development.

What are the key skills and qualifications needed to thrive as a senior backend developer, and why are they important?

To thrive as a Senior Backend Developer, you need advanced proficiency in server-side programming languages (such as Java, Python, or Node.js), deep understanding of API design, and experience with database management, often supported by a degree in computer science or related field. Familiarity with version control systems (like Git), cloud platforms (such as AWS or Azure), and relevant certifications in backend technologies are commonly required. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with cross-functional teams and mentor junior developers. These competencies ensure robust, scalable backend systems and drive successful project delivery in complex technical environments.

What are common challenges senior backend developers face when leading complex projects, and how can they address them?

Senior Backend Developers often encounter challenges such as integrating legacy systems with new technologies, ensuring scalability under increased load, and coordinating cross-functional teams for seamless feature delivery. Addressing these challenges typically involves proactive architectural planning, clear communication with frontend and DevOps teams, and adopting best practices like code reviews and automated testing. Staying updated on emerging technologies and fostering a culture of knowledge sharing within the team also help in overcoming technical obstacles and driving successful project outcomes.

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

AspectSenior Backend DeveloperBackend Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
ResponsibilitiesDesign architecture, mentor juniors, optimize systemsImplement features, fix bugs, write code
Skills & CertificationsAdvanced coding, system design, relevant certificationsBasic coding, database knowledge
Work EnvironmentCollaborates with cross-functional teams, often in larger projectsFocuses on individual tasks within projects

The main difference between a Senior Backend Developer and a Backend Developer lies in experience, responsibilities, and leadership. Senior Backend Developers typically have more years of experience, take on complex system design, and mentor junior staff, whereas Backend Developers focus on implementing features and fixing bugs. Both roles are essential in backend development teams, but the senior role involves more strategic and leadership duties.

What are the most commonly searched types of Backend Developer jobs in Colorado?

The most popular types of Backend Developer jobs in Colorado are:

What are popular job titles related to Senior Backend Developer jobs in Colorado?

For Senior Backend Developer jobs in Colorado, the most frequently searched job titles are:

What job categories do people searching Senior Backend Developer jobs in Colorado look for?

The top searched job categories for Senior Backend Developer jobs in Colorado are:

What cities in Colorado are hiring for Senior Backend Developer jobs?

Cities in Colorado with the most Senior Backend Developer job openings:

Senior Backend Developer jobs near you
Infographic showing various Senior Backend Developer job openings in Colorado as of August 2026, with employment types broken down into 82% Full Time, 4% Part Time, 1% Temporary, and 13% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $147,043 per year, or $70.7 per hour.

Sr. Software Engineer - Backend

Lively

Denver, CO • On-site

Full-time

Re-posted 23 days ago

Job description

About the Role

We are looking for a strong Backend Senior Software Engineer who wants to create deep and meaningful product engagement experiences! We have an increasing user base, and you will be focusing on implementing and enhancing our investment and financial products. Our customers trust us with a lot: integrating seamlessly across financial institutions, moving funds, tracking balances, helping with their healthcare decisions, and keeping their data extremely secure. 

In order to take on this mission we're building our applications on modern web technologies around HTML/CSS/Javascript/React, NodeJS/Typescript, PostgreSQL, Amazon Lambdas and Kinesis etc. You should be comfortable in contributing to every part of the stack: from UI to API development, to complex integrations with financial institutions and partners, and building infrastructure, but you will be expected to be focused mostly on backend development. You should feel comfortable in a fast paced, growing, and nimble environment, keeping in mind that everything we do is to better the lives of our users!

Responsibilities

  • Analyze and provide feedback on product requirements.
  • Implement features and functionality with clean and maintainable codes.
  • Take pride in software quality through rigorous functional testing and writing automated unit tests.
  • Troubleshoot production issues, provide resolutions and recommendations for improvement.

Skills & Experience

  • 5+ years of experience in software development, with a strong backend development background
  • Bachelor's degree in Computer Science, Engineering, or a related field; or equivalent practical experience.
  • Strong experience with Javascript, Typescript and Node.js.
  • Strong fundamental understanding of relational Databases (Postgresql, Mysql).
  • Proven experience in designing and developing scalable, high-performance web applications.
  • Strong understanding of software architecture and design patterns.
  • Excellent problem-solving skills and a proactive approach to identifying and addressing challenges.
  • Proven experience on building backend services with high availability and scalability requirements.
  • Able to model and design intuitive and scalable schemas.
  • Experience with agile/scrum development methodologies.
  • Strong communication and interpersonal skills, with the ability to collaborate effectively with cross-functional teams.
  • Passion for technology and a continuous learner mindset.
  • Motivated to leverage new AI tools and technologies.
  • Someone who isn't afraid of responsibility, a good sense of humor and a down-to-earth personality.
  • Familiarity with AWS cloud platforms and DevOps practices is a plus.

Here's a glimpse into our Interview Process:

  • Recruiting Interview (30 min via google video)
  • Hiring Manager Interview (1 hr via google video)
  • Technical Interview/Coding Exercise (90 min )
  • Panel Interview (Meet various leaders cross-functionally, split up into 4-5 video calls for 30-45 min each)
  • Offer!

Apply