Job Opportunity: .Net Developer – Xamarin ,Appium – Dallas, TX – Onsite

Job Title: .Net Fullstack Developer(Mandatory Experience: Xamarin, Appium Testing)

Location: Dallas, TX (Onsite)

Long Term Contract

Experience: 8+ Years

We are seeking a highly skilled Full Stack Developer with deep expertise in .NET 8 (C#), Xamarin Native, and Appium test automation. This role requires a professional who can confidently deliver across mobile and backend systems, write maintainable code, implement automated testing strategies, and work with modern DevOps practices. Experience with Git, RESTful API design, and CI/CD via Azure Pipelines is essential.

Key Responsibilities:

•               Develop and maintain high-performance applications using .NET 8 (C#) and Xamarin Native.

•               Implement robust and scalable test automation frameworks with Appium for mobile platforms.

•               Collaborate with product managers and designers to build seamless user experiences across web and mobile.

•               Work with Git for version control, branching strategies, and code reviews.

•               Design and consume RESTful APIs for backend integration.

•               Participate in build and deployment automation using Azure Pipelines.

•               Write clean, efficient, and maintainable code following best practices.

•               Support and contribute to cloud deployment strategies on Azure.

•               Assist in evolving our CI/CD and DevOps practices.

Required Skills & Qualifications: Expert Level:

•               .NET 8 (C#) – Deep understanding of backend architecture and latest language features.

•               Xamarin Native – Proven experience building and deploying native mobile apps on iOS and Android.

•               Appium – Expert in test automation for mobile applications, test scripting, and integration into CI/CD.

•               Git – Mastery in version control workflows, branching, merging, and pull request handling.

Intermediate Level:

• RESTful API Concepts – Comfortable with HTTP methods, request/response lifecycle, and API testing.
• Azure Pipelines – Experience in setting up and managing CI/CD workflows.

Novice Level (Willing to Learn and Grow):

• .NET Web API – Basic understanding and readiness to improve backend API development skills.
• Azure Cloud – Familiarity with Azure services and infrastructure, with a desire to expand knowledge.

Preferred Qualifications:

•               Bachelor’s degree in Computer Science, Engineering, or a related field.

•               Experience working in Agile/Scrum teams.

•               Familiarity with mobile UI/UX design standards.

•               Knowledge of secure coding practices and performance tuning

Thanks
Richard Tucker 
Arthur Grand Technologies Inc
E: richard@arthurgrand.com| W: arthurgrand.com
SBA 8(a) Certified Minority Small Business | Certified Minority Business Enterprise by NMSDC
Arthur Grand Technologies is an Equal Opportunity Employer (including disability/vets)
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