1,744 software engineers jobs at 456 companies in Boulder, CO

3w
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Sr Engineers, Software
Denver, Colorado, United States
$164k-$186k/yr HybridFull Time
T-Mobile
T-MobileNASDAQ: TMUS: Provides wireless voice, data, and mobile internet services.
3+ YOEMaster's in CS/Engineering +3 years (or Bachelor's +5 years). Experience with SailPoint IdentityIQ, Eclipse, GitHub, SQL Developer, SQL Server Management Studio, Visual Studio Code; RBAC/ABAC, SSO, identity federation, and identity lifecycle management.
SailPoint IdentityIQ, Eclipse, GitHub, SQL Developer, SQL Server Management Studio, Visual Studio Code
1mo
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Full-Stack Software Engineers (Experienced/Senior)
Chantilly or Mesa or Aurora
$127k-$233k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelor's degree; 5+ years software development; Top Secret with SCI eligibility; CI/Polygraph after start; JS/Java/OO programming; distributed systems; cloud exposure.
Java, JavaScript, HTML5, CSS3, React, Spring, Hibernate, REST, SOAP, AWS, Git, Jenkins, Maven, Gradle, RDBMS, MongoDB
1mo
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Full-Stack Software Engineers (Experienced/Senior)
Chantilly or Aurora or Mesa
$127k-$233k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOEBachelor’s degree; Top Secret clearance with SCI eligibility; willingness to take CI polygraph; 5+ years in designing/developing complex distributed systems; 3+ years Java; 1+ year object-oriented programming; experience with distributed version control (Git, RTC).
Java, Git, IBM Rational Team Concert, AWS, Jenkins, HTML, CSS, JavaScript, React, jQuery, OpenLayers, Spring Framework, Hibernate, RDBMS, MongoDB, XML, SOAP, REST, WSDL, Ivy, Maven, Gradle, RMI
2w
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Software Engineer
Denver, Colorado, United States
$115k-$135k/yr HybridFull Time
Litera
Litera: AI-powered document and workflow software for legal professionals.
3+ YOE3+ years professional software engineering experience; bachelor's degree in CS/Software Engineering or equivalent; experience with full‑stack web apps, APIs, source control, Agile, and AI-assisted development.
Azure, AWS, Google Cloud, CI/CD, containerization, AI-powered development tools, GenAI, Agile
3mo
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Software Engineer
Aurora or Annapolis Junction
$72-$84/hr HybridFull Time
EverWatch
EverWatch: Develops software and intelligence systems for government agencies.
5+ YOE5+ years in software engineering; Java, Spring Boot, Kafka; WebSockets; microservices; SQL/NoSQL databases; OCI containers; Docker/Kubernetes; TS/SCI clearance with polygraph; Bachelor's in Software Development/Engineering
Java, Spring Boot, Kafka, WebSockets, Microservices, MySQL, PostgreSQL, MongoDB, Docker, Kubernetes, OCI containers, ReactJS, HTML, JavaScript, CI/CD, Jira, Confluence
3w
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Software Engineer
Arvada, Colorado, United States
$95k-$150k/yr OnsiteFull Time
ALTEN
ALTENEuronext Paris: ATE: Provides engineering and technology consulting services to industrial clients.
6+ YOEBS in Computer Science or Electrical Engineering, 6+ years engineering experience; strong C and embedded programming, RTOS and microcontroller expertise, software design/debugging, GitHub, with serial/CAN/Modbus familiarity a plus.
C, RTOS, Real Time Operating Systems, GitHub, serial, CAN, Modbus, RLL, National Electrical Code (NEC), UL508A
2w
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Senior Software Engineer
Highlands Ranch or Houston
$93k-$186k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
3+ YOEB.S. in engineering or related, 3+ years software engineering experience, proficiency in C++ and Python, Linux experience, full software lifecycle and debugging experience, real-time simulation and aerospace knowledge preferred.
C++, Python, MATLAB/Simulink, Linux, Perforce
1w
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Software Engineer
Fairfax or Austin or Melbourne or Denver
$82k-$172k/yr HybridFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
5+ YOEU.S. citizen able to obtain DoD clearance, bachelor’s in STEM or equivalent, 5+ years software engineering experience, experience with distributed systems, CI/CD, DevSecOps, and AI-assisted development tools.
Claude Code, AI agents, CI/CD
2mo
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Software Engineer
Boulder, Colorado, United States
$120k-$160k/yr OnsiteFull Time
Centil
Centil: Provides engineering and cybersecurity services for national defense missions.
5+ YOE5+ years software engineering; Bachelor's in science/engineering/computer science; Java and C/C++; scripting; SQL; DoD SECRET clearance; onsite in Boulder, CO; DevSecOps focus; CI/CD; Kubernetes/Docker; strong collaboration and communication.
Java, C/C++, Python, Unix Shell Scripting, Batch File, Windows Script File, SQL, Windows, Linux, Kubernetes, Docker, OpenShift
1mo
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Senior Software Engineer
Denver, Colorado, United States
$104k-$164k/yr HybridFull Time
CONMED
CONMEDNYSE: CNMD: Manufacturer of surgical instruments and patient monitoring medical devices.
5+ YOEBS in CS/Software/Computer Engineering (or MS), 5–7+ years software development experience, 3+ years embedded systems experience, experience with safety-critical/regulatory software, strong communication and technical documentation skills.
C, C++
1w
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Software Engineer
Fairfax or Melbourne or Austin or Denver
$99k-$207k/yr HybridFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEU.S. citizen able to obtain DoD clearance, Bachelor's in STEM (or equivalent), 5+ years software engineering, experience with distributed systems, CI/CD and DevSecOps, and use of AI-assisted tools like Claude Code.
Claude Code, AI agents, CI/CD
2d
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Software Engineer
Boulder, Colorado, United States
$120k-$155k/yr OnsiteFull Time
Major League Baseball
Major League Baseball: Professional sports league governing North American baseball teams and media.
3+ YOE3+ years professional software engineering experience; strong iOS development with Swift, UIKit/SwiftUI; mobile architecture, networking, state management, and collaboration in cross-functional teams.
iOS, Swift, UIKit, SwiftUI, tvOS, Apple TV, Android, Android TV, Fire TV
5d
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Software Engineer II
Lone Tree or Englewood
$108k-$149k/yr HybridFull Time
Sierra Nevada Corporation
Sierra Nevada Corporation: Develops mission-critical aerospace and national security technology systems.
2+ YOEBachelor's degree in CS or related,2+ years software development experience,advanced proficiency in C#,knowledge of software engineering principles,ability to work in multi-disciplinary teams.
C#, C, C++, Java
2mo
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Software Engineer
Tucson or Centennial or Chantilly
$85k-$152k/yr OnsiteFull Time
Rincon Research Corporation
Rincon Research Corporation: Designs high-performance digital signal processing solutions for defense missions
Bachelor’s/Master’s/PhD in Computer Engineering or Computer Science; proficient in modern software practices; C++ and Python on Linux; ability to obtain TS/SCI clearance; US citizenship required.
C++, Python, Linux, Gitlab, CI/CD, Docker, Kubernetes, PIP
1mo
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Software Engineer
United States or Boston or New York City or Denver
$110k-$125k/yr RemoteFull Time
Spoiler Alert
Spoiler Alert: SaaS platform for managing and liquidating surplus food inventory.
2+ YOE2+ years professional software engineering experience; full‑stack web development using TypeScript, React, Express, and MongoDB; strong testing, collaboration, and productive use of AI coding tools.
TypeScript, React, Express, MongoDB
5d
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Software Engineer
Fort Collins, Colorado, United States
$120k-$200k/yr OnsiteFull Time
Toyon Research
Toyon Research: Develops advanced technology and analysis for national defense systems.
2+ YOEMS in engineering/computer science/physics/math or BS+2 years industry experience; experience with software architecture, team development, version control, and Docker; US citizenship and ability to qualify for DoD clearance.
Python, C++, Docker, Kubernetes, Reinforcement Learning (RL), Large Language Models (LLMs), Computer Vision
1mo
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Software Engineer
Aurora, Colorado, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
5+ YOETS/SCI clearance required; HS/GED +10+ yrs or Bachelor’s +5+ yrs software engineering; experience with containerized apps, LLMs, cloud development, Git, and automation/requirements capture; willingness to take a polygraph.
Git, AWS Bedrock, SageMaker, Lambda, API Gateway, DynamoDB, S3, IAM, Kubernetes, Helm, Terraform, Python, Java, LLMs
3mo
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Embedded Software Engineer Senior - SW Engineering - Flight Software
Greenwood Village, Colorado, United States
$135k-$165k/yr OnsiteFull Time
York Space Systems
York Space SystemsNYSE: YSS: Designs and manufactures modular spacecraft platforms and mission solutions.
5+ YOESenior embedded software engineer with real-time, Linux flight software development in C/C++, space systems.
C/C++, Embedded Linux, YOCTO, VxWorks, Real-Time Operating Systems, Linux, Networking, CI/CD, Build systems, Flight software
1mo
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Software Engineer Staff
Littleton, Colorado, United States
$150k-$180k/yr OnsiteFull Time
OASYS
OASYS: Provides technology services and products for government and defense.
Full-time software engineer with C/C++ experience; US citizen; ability to obtain Secret clearance; onsite in Littleton, CO.
C, C++, RTOS, GreenHill, VxWorks
2mo
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Sr. Software Engineer
Lakewood, Colorado, United States
$140k/yr OnsiteFull Time
Prime Robotics
Prime Robotics: Designs and manufactures autonomous mobile robots for warehouse automation.
5+ YOE5+ years of software engineering with Java/Spring Boot, ownership of end-to-end projects, mentorship, on-site role in Lakewood, CO.
Java, Spring Boot, APIs, Distributed Systems