Senior .NET Software Engineer - Mesa, AZ

Motion Recruitment; Mesa (AZ); Hybrid; USD 120,000 - 150,000; Full time

Job summary

Motion Recruitment seeks a Senior Software Developer in Mesa, Arizona (Hybrid/Onsite) to build scalable enterprise applications using C#, .NET Core, Azure, and modern front-end tech. You will own projects from design through deployment, collaborating with product teams and QA to deliver secure, cloud-based platforms.

The role emphasizes REST APIs, Azure services, and performance-focused development within a transportation technology context, with opportunities to influence architecture and

Qualifications

• 5+ years of professional software development experience.
• Strong expertise in C#.
• Experience with .NET Core and ASP.NET MVC.
• Experience developing RESTful APIs.
• Microsoft Azure experience.
• Front-end development experience with JavaScript.
• Knowledge of HTML, CSS, and Bootstrap.
• Experience with SQL Server and/or Oracle databases.
• Strong understanding of application security concepts.
• Experience in Agile software development environments.
• Bachelor's degree in Computer Science, Engineering, Information Technology, or equivalent experience.

Responsibilities

• Designing and developing scalable enterprise applications.
• Building secure APIs and integrations.
• Collaborating with product, QA, and engineering teams.
• Participating in code reviews and technical discussions.
• Debugging, testing, and optimizing applications.
• Supporting cloud-based deployments and modernization efforts.
• Contributing to software architecture and technical direction.
• Maintaining development documentation and best practices.

Skills

C#

NET Core

ASP.NET MVC

RESTful APIs

Azure

JavaScript

HTML

CSS

Bootstrap

SQL Server

Oracle

Security concepts

Agile

Education

Bachelor's degree in Computer Science, Engineering, Information Technology, or equivalent experience

Tools

Visual Studio

Git

Job description

Senior Software DeveloperMesa, Arizona (Hybrid/Onsite) | Transportation Technology Industry | C#, .NET Core, Azure, JavaScript | Full-Time

A well-established technology company operating within the transportation and mobility sector is seeking a Senior Software Developer to join its growing engineering organization. This position offers the opportunity to work on enterprise applications, cloud-based platforms, and connected technology solutions using modern Microsoft technologies, REST APIs, Azure services, and contemporary front-end frameworks.

This role is ideal for an experienced engineer who enjoys owning projects from design through deployment while contributing to software that supports critical transportation and mobility initiatives. The organization is investing in scalable architecture, cloud technologies, modern development practices, and application security. Engineers have the opportunity to work closely with product teams, influence technical decisions, and contribute to meaningful business initiatives.

Required Skills & Experience

• 5+ years of professional software development experience
• Strong expertise in C#
• Experience with .NET Core and ASP.NET MVC
• Experience developing RESTful APIs
• Microsoft Azure experience
• Front-end development experience with JavaScript
• Knowledge of HTML, CSS, and Bootstrap
• Experience with SQL Server and/or Oracle databases
• Strong understanding of application security concepts
• Experience in Agile software development environments
• Bachelor's degree in Computer Science, Engineering, Information Technology, or equivalent experience

Desired Skills & Experience

• Angular experience
• React experience
• Vue.js experience
• KnockoutJS experience
• Node.js experience
• Enterprise system integration experience
• CI/CD and automated testing experience
• Telematics, IoT, connected vehicle, or transportation technology experience
• API management experience
• Cloud-native application development experience

What You Will Be Doing

• Designing and developing scalable enterprise applications
• Building secure APIs and integrations
• Collaborating with product, QA, and engineering teams
• Participating in code reviews and technical discussions
• Debugging, testing, and optimizing applications
• Supporting cloud-based deployments and modernization efforts
• Contributing to software architecture and technical direction
• Maintaining development documentation and best practices

Tech Breakdown

• 40% C# / .NET Core Development
• 25% Front-End Development (JavaScript Frameworks)
• 20% Azure Cloud & API Development
• 15% Database & System Integration

Daily Responsibilities

• 75% Hands-on Development
• 10% Technical Leadership / Mentorship
• 15% Team Collaboration & Agile Activities

Applicants must be currently authorized to work in the U.S. on a full-time basis now and in the future. ....