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Top Principal Software Engineer Jobs in Denver & Boulder, CO

90+ Job Results
3 Days Ago
Colorado, CO
2,000 Employees
159K-239K Annually
7+ Years of Experience
2,000 Employees
159K-239K Annually
7+ Years of Experience
Aerospace • Hardware • Information Technology • Robotics
Join Sierra Space as a Principal Software Engineer working on spacecraft flight software. Responsibilities include assessing spacecraft designs, conducting research, estimating costs, providing technical leadership, overseeing subcontracted efforts, and developing embedded flight code. Must have a Bachelor's degree in Computer Science or related field with 14+ years of experience.
Top Benefits:
401-K
401-K Matching
Company-Sponsored Family Events
+28 More
5 Days Ago
Colorado, CO
Remote
3,300 Employees
203K-286K Annually
7+ Years of Experience
3,300 Employees
203K-286K Annually
7+ Years of Experience
Information Technology • Security • Cybersecurity
Principal Software Engineer role at Cloudflare's R2 Storage team, responsible for ensuring continual reliability, maintaining performance, and implementing new features. Requires experience in distributed systems, high volume software applications, computer science fundamentals, and modern programming languages like Go, TypeScript, and Rust.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
2 Days Ago
Colorado, CO
Remote
50,000 Employees
7+ Years of Experience
50,000 Employees
7+ Years of Experience
AdTech • Cloud • Digital Media • Information Technology • News + Entertainment • App development
The Principal Engineer at NBC Sports Next defines the technical vision for the next generation of systems at global scale. They lead product managers, software engineers, data scientists, and DevOps experts to solve complex problems and improve customer experience. This role involves influencing architectural direction and making decisions that impact business results.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+58 More
3 Days Ago
Colorado, CO
113K-169K Annually
7+ Years of Experience
113K-169K Annually
7+ Years of Experience
Cloud • Information Technology • Security • Social Impact • Software
Design, develop, and debug software systems and applications. Serve as technical expert on development projects. Stay current on modern software development practices.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+40 More
8 Days Ago
Colorado, CO
1,200 Employees
138K-184K Annually
5-7 Years of Experience
1,200 Employees
138K-184K Annually
5-7 Years of Experience
Cloud • Healthtech • Payments • Professional Services • Software • Analytics • Automation
Principal Software Engineer responsible for defining, designing, and developing system architecture using Java technologies. Collaborating with cross-functional teams to deliver major features in innovative solutions. Designing and developing data architecture components, mentoring development teams, and providing detailed estimates for code development efforts.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+52 More
3 Days Ago
Colorado, CO
135K-203K Annually
7+ Years of Experience
135K-203K Annually
7+ Years of Experience
Cloud • Information Technology • Security • Social Impact • Software
As a Senior Principal Software Engineer, you will be responsible for improving the technical stability and efficiency of the company's products/services. You will have deep knowledge of the entire system and can contribute in any component. You will have ownership over large components and make decisions on product direction and internals. Additionally, you will mentor other engineers, provide technical leadership, and recommend new technologies. Strong technical and problem-solving skills are required for this role.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+40 More
3 Days Ago
Colorado, CO
135K-203K Annually
7+ Years of Experience
135K-203K Annually
7+ Years of Experience
Cloud • Information Technology • Security • Social Impact • Software
Principal Software Engineer responsible for developing and implementing artificial intelligence solutions, influencing technical strategy for Responsible AI products, collaborating with cross-functional teams, leading code reviews, providing support in production, and mentoring team members.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+40 More
14 Days Ago
Colorado, CO
Remote
12,000 Employees
240K-359K Annually
7+ Years of Experience
12,000 Employees
240K-359K Annually
7+ Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
Lead the ideation, strategy, design, and implementation of innovative products and infrastructure for the Cash Commerce team at Cash App. Collaborate with cross-functional teams, structure processes for operational excellence, and participate in technical discussions. 10+ years of software development experience and a Bachelor's Degree in Computer Science required.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More

Featured Jobs

14 Days Ago
Colorado, CO
93,000 Employees
152K-196K Annually
5-7 Years of Experience
93,000 Employees
152K-196K Annually
5-7 Years of Experience
Information Technology • Internet of Things • Mobile • On-Demand • Software
Develop software and code to add intelligence and streaming telemetry capabilities to the Cable Modern Network. Develop software abstraction layers to enable streaming telemetry from cable modems to data collection systems. Structure modular and interoperable software systems. Develop and implement test plans and software architectures.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+46 More
21 Days Ago
Colorado, CO
Remote
250 Employees
195K-215K Annually
7+ Years of Experience
250 Employees
195K-215K Annually
7+ Years of Experience
Information Technology • Security • Cybersecurity
Looking for a Principal Software Engineer with 10+ years of experience in developing complex software products, specifically in Ruby on Rails. Responsible for leading a feature delivery team in designing and developing software features for the Huntress SIEM Platform. Must have experience working with large data sets and OLAP DBMS.
Top Benefits:
401-K Matching
Company Equity
Continuing Education Stipend
+30 More
3 Days Ago
Colorado, CO
Hybrid
150 Employees
110K-130K Annually
5-7 Years of Experience
150 Employees
110K-130K Annually
5-7 Years of Experience
Marketing Tech • Real Estate • Software • PropTech
As a Software Engineering Technical Lead at Engrain, you will play a pivotal role in driving technical excellence and innovation within the company. Your responsibilities include leading architectural discussions, organizing work, mentoring team members, and staying updated with industry trends. You will need strong leadership skills, extensive experience in software development, and proficiency in PHP, JavaScript, and other web application languages.
Top Benefits:
401-K
401-K Matching
Company Outings
+40 More
2 Days Ago
Colorado, CO
Remote
12,000 Employees
153K-270K Annually
7+ Years of Experience
12,000 Employees
153K-270K Annually
7+ Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
Work on projects spanning new product introduction and maintaining current product line and Platform features. Participate in all development phases from requirements gathering to production. Collaborate with teammates during the software design process and participate in code reviews. Mentor engineers and help cultivate their career aspirations.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
22 Days Ago
Colorado, CO
161K-242K Annually
7+ Years of Experience
161K-242K Annually
7+ Years of Experience
Cloud • Information Technology • Security • Social Impact • Software
Senior Manager of Software Engineering at OneTrust responsible for driving strategic planning, technical contributions, and leading an Engineering team in developing scalable data processing platforms using AI/ML technologies. Strong track record of successful development and delivery of complex software. Excellent leadership and communication skills.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+40 More
2 Days Ago
Colorado, CO
Remote
2,344 Employees
193K-272K Annually
7+ Years of Experience
2,344 Employees
193K-272K Annually
7+ Years of Experience
Fintech • HR Tech
Hiring seasoned engineers to work on core platform capabilities, improving existing systems for extensibility and scalability, and building the future of Gusto's Payroll system.
Top Benefits:
401-K
Adoption Assistance
Commuter Benefits
+29 More
2 Days Ago
Colorado, CO
Remote
3,300 Employees
3-5 Years of Experience
3,300 Employees
3-5 Years of Experience
Information Technology • Security • Cybersecurity
Help build the next generation of CI/CD for Cloudflare's Developer Platform, scale and improve the Pages API, collaborate across Cloudflare, own work from early discussions, leverage creativity to improve the platform.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
Yesterday
Colorado, CO
Remote
12,000 Employees
168K-297K Annually
7+ Years of Experience
12,000 Employees
168K-297K Annually
7+ Years of Experience
eCommerce • Fintech • Hardware • Payments • Software • Financial Services
As a Senior Software Engineer on the Orders Workflows team at Square, you will design and implement scalable systems to empower sellers, lead technical projects, mentor peers, and manage critical system operations.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
2 Days Ago
Colorado, CO
Remote
Hybrid
2,344 Employees
193K-272K Annually
7+ Years of Experience
2,344 Employees
193K-272K Annually
7+ Years of Experience
Fintech • HR Tech
Seeking seasoned engineers to work on core platform capabilities, improve existing systems, and build the future of Gusto's Payroll system. Responsibilities include designing, building, and testing foundational software, scaling large applications, collaborating on complex problems, mentoring engineers, and driving product development processes.
Top Benefits:
401-K
Adoption Assistance
Commuter Benefits
+29 More
23 Hours Ago
Colorado, CO
Remote
12,000 Employees
153K-270K Annually
7+ Years of Experience
12,000 Employees
153K-270K Annually
7+ Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
Senior Software Engineer position on the Custody Engineering team responsible for managing and improving hot and cold Bitcoin wallets. Designing, building, troubleshooting, and improving Bitcoin platform features, services, and infrastructure.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
Yesterday
Colorado, CO
Remote
12,000 Employees
168K-297K Annually
7+ Years of Experience
12,000 Employees
168K-297K Annually
7+ Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
As a Senior Software Engineer on the Orders Workflows team at Square, you will develop scalable and resilient systems, design and implement solutions to empower sellers, lead projects, mentor peers, and manage critical system operations.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
7 Hours Ago
Colorado, CO
Remote
12,000 Employees
153K-270K Annually
5-7 Years of Experience
12,000 Employees
153K-270K Annually
5-7 Years of Experience
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
The Senior Software Engineer will work on the Customer Identity and Access Management team at Square, responsible for designing, building, and maintaining access management flows. They will contribute to the architecture and development of Square's customer identity management ecosystem, collaborate with cross-functional teams, and provide technical mentorship and guidance.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
2 Days Ago
Colorado, CO
Remote
3,300 Employees
3-5 Years of Experience
3,300 Employees
3-5 Years of Experience
Information Technology • Security • Cybersecurity
Help build and manage a complex software system for video streaming, push forward real-time and low latency video communication, focus on customer experience and product quality, collaborate with engineers across the stack and teams, own work from start to finish, work with product leaders and customers.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
3 Days Ago
Colorado, CO
Remote
858 Employees
141K-175K Annually
5-7 Years of Experience
858 Employees
141K-175K Annually
5-7 Years of Experience
Consumer Web • Food • Software
Seeking a Senior Software Engineer for Menu Core Services at ezCater to design and build scalable systems and drive growth and customer satisfaction across the organization.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+40 More
3 Days Ago
Colorado, CO
Hybrid
1,200 Employees
127K-146K Annually
7+ Years of Experience
1,200 Employees
127K-146K Annually
7+ Years of Experience
Cloud • Healthtech • Payments • Professional Services • Software • Analytics • Automation
Seeking a Senior Software Engineer to work on our Enterprise Integration product. Responsible for leading development efforts and implementing software solutions. Analyze, design, program, debug, and modify software enhancements. Interact with users to define system requirements in an Agile/Scrum environment.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+52 More
3 Days Ago
Colorado, CO
Remote
Hybrid
2,344 Employees
170K-272K Annually
7+ Years of Experience
2,344 Employees
170K-272K Annually
7+ Years of Experience
Fintech • HR Tech
Senior/Staff Software Engineer role at Gusto, responsible for architecting, building, and testing the product suite. Mentoring other engineers, collaborating with product management and design teams, and creating a product that customers love.
Top Benefits:
401-K
Adoption Assistance
Commuter Benefits
+29 More
2 Days Ago
Colorado, CO
Remote
3,300 Employees
5-7 Years of Experience
3,300 Employees
5-7 Years of Experience
Information Technology • Security • Cybersecurity
As a Senior Software Engineer on the Workers Onboarding & Integrations team at Cloudflare, you will collaborate with Engineers, Designers, and Product Managers to design and build large-scale systems using various technologies such as Go, JavaScript, Typescript, Rust, React, SQL, and Kubernetes to empower Cloudflare customers.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
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