APCO Holdings partners with dealerships across North America to deliver innovative vehicle protection products and services that enhance the ownership experience for customers and drive growth for our partners. Through our family of brands, we bring together industry expertise, technology, and data-driven insights to help dealers strengthen their finance and insurance performance and build lasting relationships with their customers.
Our teams work collaboratively across operations, technology, risk, finance, marketing, and sales to deliver solutions that create measurable value and support the continued growth of APCO and the partners we serve.
We are looking for a Senior Software Engineer to help design, build, and modernize enterprise applications that support critical business operations and customer experiences. In this role, you will contribute across the full software development lifecycle, building scalable applications, mentoring engineers, and helping drive engineering best practices across the organization.
What You'll Do
Software Development & Architecture
Design, develop, and maintain scalable applications using C#, ASP.NET Core, ASP.NET MVC, .NET Web API, and related technologies
Build and enhance full-stack applications using Vue.js, JavaScript, HTML, and CSS
Develop cloud-based solutions leveraging Microsoft Azure services including Azure Functions, Azure SQL, and Azure DevOps
Work with SQL Server databases, including query optimization and performance tuning
Ensure applications are secure, scalable, reliable, and maintainable
Engineering Collaboration & Support
Collaborate with product, business, infrastructure, and support teams to gather requirements and deliver solutions
Participate in architecture discussions, technical planning, and solution design
Support troubleshooting, debugging, and optimization of existing systems
Assist customer support and operational teams with issue resolution and root cause analysis
Quality & Engineering Excellence
Develop and maintain unit tests following modern testing and development best practices
Participate in code reviews and promote engineering standards and best practices
Mentor junior engineers and contribute to team knowledge sharing and technical growth
Support Agile and DevOps development methodologies to improve delivery efficiency
What Makes You Successful
You’ll be successful in this role if you’re a strong full-stack engineer who enjoys solving complex technical challenges and building scalable, high-quality applications. You’re comfortable working across both modern and legacy technologies while helping drive continuous improvement and modernization efforts.
You’re also collaborative and proactive, able to communicate effectively with both technical and non-technical stakeholders while balancing multiple priorities in a fast-paced environment.
Basic Qualifications
Bachelor’s degree in Computer Science, Information Systems, or a related technical field (or equivalent experience)
3+ years of experience developing software with .NET technologies (7+ years preferred)
Experience with C#, ASP.NET Core, ASP.NET MVC, .NET Web API, and SQL Server
Experience with front-end web technologies including JavaScript, HTML, CSS, and Vue.js
Experience with Azure DevOps and Microsoft Azure services
Strong analytical, problem-solving, and communication skills
Preferred Qualifications
Experience building cloud-native applications in Azure
Experience with DevOps, CI/CD pipelines, and Agile development methodologies
Experience modernizing legacy applications and improving application scalability
Experience mentoring junior developers or leading technical initiatives
Experience with unit testing and test-driven development (TDD) practices
This Role Might Be a Great Fit If You…
Enjoy building modern applications and solving complex technical problems
Like working across both front-end and back-end technologies
Thrive in collaborative engineering environments
Are motivated by continuous learning, modernization, and technical improvement
What We Offer
Competitive compensation
Comprehensive medical, dental, and vision benefits
401(k) with company match
Paid time off and company holidays
Opportunities for professional growth and technical development
A collaborative and engineering-focused environment