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Top C# Jobs in Denver & Boulder, CO

23+ Job Results
8 Days Ago
Colorado, CO
Remote
3,300 Employees
$137K-$198K Annually
3-5 Years of Experience
3,300 Employees
$137K-$198K Annually
3-5 Years of Experience
Information Technology • Security • Cybersecurity
Join our Zero Trust team as a Software Engineer and work on the development of the Zero Trust desktop client. You will be responsible for implementing high-performance networking code using Rust and other platform-native languages. Ideal candidates should have a good understanding of operating system concepts and networking protocols. Strong programming and debugging skills are required.
Top Benefits:
401-K
Child Care Benefits
Commuter Benefits
+45 More
8 Days Ago
Colorado, CO
Remote
50,000 Employees
5-7 Years of Experience
50,000 Employees
5-7 Years of Experience
AdTech • Cloud • Digital Media • Information Technology • News + Entertainment • App development
As a senior software engineer at Fandango, work on back end software and services in C# and node.js, lead a team of engineers, collaborate with peers, participate in Agile ceremonies, troubleshoot and fix production issues, and mentor team members.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+58 More
8 Days Ago
Colorado, CO
Remote
300 Employees
$110K-$130K Annually
5-7 Years of Experience
300 Employees
$110K-$130K Annually
5-7 Years of Experience
Insurance • Logistics • Software • Transportation • Business Intelligence
Design, develop, and deliver highly available, scalable, secure web applications and services. Mentor team members, innovate architecture, and ensure security of systems and data. Work in Agile environment to achieve goals.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+55 More

Featured Jobs

9 Days Ago
Colorado, CO
Hybrid
160 Employees
$140K-$185K Annually
7+ Years of Experience
160 Employees
$140K-$185K Annually
7+ Years of Experience
Fintech • Mobile • Payments • Professional Services • Software
Principal Engineer specializing in data governance and management at FRONTSTEPS, responsible for setting high standards in development phases with a focus on data integrity, compliance, and innovation. Key role in mentoring teams, managing engineering projects, and ensuring alignment with data governance standards.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+38 More
13 Days Ago
Colorado, CO
Remote
4,200 Employees
$130K-$160K Annually
5-7 Years of Experience
4,200 Employees
$130K-$160K Annually
5-7 Years of Experience
Artificial Intelligence • Cloud • Information Technology • Software • Big Data Analytics
As a Solution Architect at Dynatrace, you will lead the deployment of the platform at extreme scale for Enterprise clients, assess, design, and provide implementation assistance in complex hybrid environments. You will work with skilled engineering staff, isolate performance issues, code in various languages, and collaborate with product engineering teams to enhance solutions.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+40 More
14 Days Ago
Colorado, CO
Remote
400 Employees
$190K-$235K Annually
7+ Years of Experience
400 Employees
$190K-$235K Annually
7+ Years of Experience
Fintech • Insurance • Machine Learning • Other • Analytics • Automation
Seeking a Staff Back-End Engineer with 8+ years of experience in writing server-side APIs, building large scale distributed systems, and expertise with event-driven architecture. Must have deep knowledge of object-oriented programming and experience with various database systems. Experience with public cloud services, agile methodologies, and product-led organizations is required.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+38 More
15 Days Ago
Colorado, CO
2,000 Employees
$105K-$157K Annually
3-5 Years of Experience
2,000 Employees
$105K-$157K Annually
3-5 Years of Experience
Aerospace • Hardware • Information Technology • Robotics
Join Sierra Space as a Systems Engineer III - Ground Networks, responsible for designing, integrating, and testing secure ground networks for space platforms. Develop ground network requirements, integration and test plans, and work on CI/CD pipelines for ground infrastructure. Must have a Bachelor's degree in System Engineering and 6+ years of experience in multi-disciplinary design and development teams.
Top Benefits:
401-K
401-K Matching
Company-Sponsored Family Events
+28 More
15 Days Ago
Colorado, CO
Remote
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
Lead engineer responsible for designing and implementing software solutions using .NET and MSSQL Server. Coordinates code reviews and project deliverables, performs automated testing, and supports next-generation web-based SaaS solutions. Manages data architecture and interfaces with offshore development team.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+52 More
16 Days Ago
Colorado, CO
Remote
15,000 Employees
$100K-$120K Annually
3-5 Years of Experience
15,000 Employees
$100K-$120K Annually
3-5 Years of Experience
Professional Services • Software • Analytics • Consulting • Energy
UL is seeking a Software Developer to work on desktop applications, windows services, and web-based development initiatives. Responsibilities include code development, testing, research, and technology evaluation. The developer will be part of a Scrum Team and collaborate on technical enterprise initiatives.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+30 More
16 Days Ago
Colorado, CO
Remote
93,000 Employees
$62K-$105K Annually
3-5 Years of Experience
93,000 Employees
$62K-$105K Annually
3-5 Years of Experience
Aerospace • Hardware • Information Technology • Security • Software • Defense
Join BAE Systems as a Web Applications Developer to collaborate on web applications development, maintenance, customization, and support for integrated systems. Responsibilities include programming support, quality control, design, training, documentation, and database queries. Must have 3+ years of back-end development experience with C# and .Net, and an Associate's degree in Computer Science or related field.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+44 More
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