Senior Software Engineer - Backend C#

Overview:

We are seeking a full-time Senior Backend C# Software Engineer at Garmin's location in the Greater Denver area. In this role, you will be responsible for providing technical leadership and project planning for software development for TrainingPeaks products, applications, or systems new to Garmin as an individual contributor.

Responsibilities:

Essential Functions

• Serves in a leadership capacity as an individual contributor for carrying out software development in C#, .NET, or other selected languages for new products and/or applications
• May serve as a Lead Software Engineer for complex software development project designs and/or reviews architected modules and software systems supporting new technology or improving capability/performance of existing functionality
• Decomposes functional requirements into well-defined tasks
• Researches fundamental problems and implements algorithm solutions that are appropriate
• Offers peer technical assessments in areas of expertise, new technologies and software designs
• Assists design engineering as needed with component datasheet review and schematic design review
• Participates in project leadership and/or program planning including providing technical input to product development plans and concept documents
• Makes substantial contributions toward determination of project goal/objective feasibility and applies good judgment in setting schedules/risk taking
• Mentors and provides guidance to less experienced Software Engineers (1 & 2)
• Contributes to advanced technical research on new technologies
• Offers process improvement suggestions and authors new procedures as appropriate
• Provides reliable solutions to a wide range of difficult problems using sound problem solving techniques

Qualifications:

Basic Qualifications

• Bachelor’s Degree in Computer Science, Electrical Engineering, Computer Engineering, Software Engineering, Aerospace Engineering, Math, Physics or related field AND a minimum of 5 years relevant experience OR an equivalent combination of education and experience
• Excellent academics (cumulative GPA greater than or equal to 3.0 as a general rule)
• Demonstrated proficiency with designing well architectured software systems and modules that support new technology or improve capability/performance of existing functionality
• Demonstrated competence with researching fundamental problems and implementing appropriate algorithmic solutions
• Demonstrated ability to serve as a lead software engineer for a complex software project
• Ability to decompose functional requirements into well-defined tasks while balancing quality, quantity, and complexity in work output
• Demonstrated capability to offer peer technical assessments in areas of expertise, new technologies and software designs
• Mastered proficiency in writing software in C# or Java and relevant experience and/or training in data structures or object-oriented design methodology
• Demonstrated strong and effective verbal, written, and interpersonal communication skills
• Must be positive, detail oriented, organized, team oriented and a driven problem solver, multi-tasker, and self-starter with the ability to prioritize and lead in a fast paced, deadline-driven environment

Desired Qualifications

• Experience developing in C# and .NET 

• Experience working with relational database systems such as SQL Server or PostgreSQL 

• Experience designing and building RESTful APIs 

• Experience addressing problems of scale 

• Experience with automated testing and writing highly testable code 

• Experience with CI/CD processes and tools such as TeamCity, Jenkins, GitHub Actions, etc. 

• Experience with AWS or similar cloud technologies 

• Strong written and verbal communication skills 

• Demonstrated commitment to continuous improvement of yourself and your team

The deadline to apply to this role is Friday, November 20, 2026.

 

Garmin International is an equal opportunity employer.  Qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, veteran’s status, age or disability.

 

This position is eligible for Garmin's benefit program. Details can be found here: Garmin Benefits