Senior Software Engineer

Frontline Source Group - Nationwide Staffing & Executive Search; Denver (CO); On-site; USD 120,000 - 160,000; Full time

Benefits offered by this job

Weekly lunches

Great team culture

Job summary

Frontline Source Group is seeking a Senior Software Engineer in Denver, CO to help shape enterprise-level applications across the full stack, including web, APIs, and mobile interfaces. You will work closely with Product Owners, adhere to Agile practices, and mentor peers in a dynamic aviation-focused environment.

The role requires 6+ years of C# experience, proficiency with .NET Core, EF Core, SQL, HTML/CSS, and Blazor, plus strong design skills and collaboration within cross-functional teams.

Qualifications

• 6+ years of software development experience with C#.
• 4+ years with .NET Core 3.x or newer.
• 5+ years working with EF Core, SQL databases, HTML, and CSS.
• 2+ years hands-on experience with Blazor.
• Strong system design, implementation, and integration with input from stakeholders.
• Proficient in Agile methodologies and source control (Git).
• Familiar with Azure DevOps or similar platforms.

Responsibilities

• Shape the future of the organization's technology through innovative, full-stack development.
• Develop and support enterprise-level applications in a dynamic, fast-paced environment.
• Collaborate with Product Owners to create high-quality UI components from rough ideas or minimal mockups.
• Work across the full application stack including iOS, Android, APIs, and web portals.
• Follow Agile development practices and participate in sprint planning, standups, and code reviews.
• Engage in peer feedback, mentorship, and design discussions with the team.
• Investigate and experiment with new technologies to continuously improve product offerings.
• Use Azure DevOps or similar platforms for work tracking and collaboration.
• Contribute to scaling and enhancing proprietary software solutions transforming private aviation.

Skills

C#

NET Core

EF Core

SQL

Blazor

HTML/CSS

APIs

Git

Azure DevOps

Agile

Communication

Teamwork

Tools

Azure DevOps

Git

Job description

Our client in South Denver, Colorado, is looking for a Senior Software Engineer on a direct hire basis.

Company Profile:

Aviation

Great team with a great company culture

Weekly team lunches

Senior Software Engineer Role:

• The Senior Software Developer will help shape the future of the organization's technology through innovative, full-stack development
• Play a key role in developing and supporting enterprise-level applications in a dynamic and fast-paced environment
• Collaborate closely with Product Owners to create high-quality, user-friendly UI components often from rough ideas or minimal mockups
• Work across the full application stack, including iOS, Android, APIs, and web portals
• Follow Agile development practices and participate in regular sprint planning, stand ups, and code reviews
• Engage in peer feedback, healthy design discussions, and mentor team members when needed
• Investigate and experiment with innovative technologies to continuously improve product offerings
• Use Azure DevOps or similar platforms for work tracking and collaboration
• Contribute to ongoing efforts to scale and enhance proprietary software solutions that are transforming the private aviation industry

Senior Software Engineer Background Profile:

• 6+ years of experience in software development using C#
• 4+ years with C# .NET Core 3.x or newer
• 5+ years working with Entity Framework Core, SQL databases, HTML, and CSS
• 2+ years of hands‑on experience with Blazor
• Skilled in system design, implementation, and integration with input from stakeholders
• Proficient in Agile methodologies and source control (Git)
• Familiar with Azure DevOps or similar platforms
• Strong written and verbal communication skills
• Ability to work collaboratively in a team setting
• Self‑motivated, detail‑oriented, and comfortable working under deadlines