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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior .Net Developer - **Company:** Expert Technology Services - **Location:** Phoenix, AZ, United States - **Experience:** Expert - **Contract:** Temporary contract - **Skills:** ASP.NET, .NET Framework, Multitier Architecture, Agile Methodology, Artificial Intelligence, ASP.NET MVC Framework, User Authentication, Unit Testing, Microsoft Azure, C Sharp (Programming Language), Code Review, Dependency Injection, Software Design Patterns, Web Development, Entity Framework, IBM WebSphere MQ, Internet Information Services (IIS), Microsoft SQL Server, Windows Servers, Performance Tuning, Power BI, SignalR, Simple Object Access Protocol (SOAP), Software Deployment, Software Engineering, SQL Stored Procedures, SQL Server Reporting Services, Web Services Description Language, WebRTC, Enterprise Software Applications, .NET Core, Software Security, Git, Containerization, AngularJS, Kubernetes, Information Technology, Deployment Automation, Enterprise Integration, Api Gateway, Restful APIs, Software Version Control, Docker, Web Api, Microservices - **Published:** May 15, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=3e50fcd624c45c50 ## About the Role Do you have a Bachelor's degree?, Core Technical Skills Must-Have * 5+ years of .NET Full-Stack Development * Strong experience with: + C#, ASP.NET MVC, Web API, ASP.NET Core + Angular (v8+) & AngularJS (migration experience) + SQL Server (stored procedures, performance tuning) + Entity Framework, Dapper, AutoMapper + REST API design and development Preferred / Advanced Skills * Experience with modernization projects (AngularJS Angular, .NET Framework .NET Core) * Docker & containerization (Dockerfile, Compose, Kubernetes/Azure Containers) * Enterprise integration: + IBM MQ (messaging) + SOAP/WSDL services + SignalR for real-time communication * SSRS and Power BI reporting * Knowledge of microservices architecture & API gateways * Experience with AI-assisted coding tools / agentic workflows * Background in government, court, or public sector systems Technical Expertise * N-tier, layered, and microservices architecture * Design patterns (Repository, Unit of Work, Dependency Injection) * Authentication (JWT, SSO, API security) * IIS and Windows Server deployments * Source control (Git / TFVC) * CI/CD pipelines and deployment automation * Unit testing (xUnit, tSQLt) Key Competencies * Strong analytical and problem-solving skills * Ability to work independently on complex challenges * Excellent collaboration and communication skills * Capability to mentor and guide developers * Ability to manage multiple priorities in a high-pressure environment, + Minimum 3+ years in software development + At least 1+ year in .NET and web application development + (5+ years preferred for senior-level candidates) * Education: + Bachelor's degree in Computer Science or related field (or equivalent experience) Work Environment * Hybrid work model (onsite + remote flexibility) * Collaboration with cross-functional teams * May require extended periods of sitting and computer work Additional Requirements * Background check required * No drug screening * No travel required ## Description Maricopa County is seeking a highly skilled Senior Developer to provide advanced technical expertise in designing, developing, and maintaining enterprise-level applications supporting judicial operations., * Design, develop, test, and maintain enterprise applications and systems * Translate architecture into scalable, efficient technical solutions * Develop SSRS and Power BI reports of high complexity * Support application deployment and production maintenance * Troubleshoot and resolve application issues and system defects * Collaborate with developers, DBAs, and business analysts * Participate in Agile development processes and sprint activities * Apply best practices in coding, testing, and deployment * Mentor junior developers and conduct code reviews * Contribute to system modernization and process improvements ## Related Videos - [Why Your Best Mediors Never Become Seniors (And How to Fix It)](https://www.wearedevelopers.com/videos/2108-why-your-best-mediors-never-become-seniors-and-how-to-fix-it) - [Transforming Education: A Journey from interactive Markdown to Remote-Labs](https://www.wearedevelopers.com/videos/941-transforming-education-a-journey-from-interactive-markdown-to-remote-labs) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [You’re a great coder? That alone won’t get you far: The soft skills secret in IT success](https://www.wearedevelopers.com/videos/1076-you-re-a-great-coder-that-alone-won-t-get-you-far-the-soft-skills-secret-in-it-success) - [Hello JARVIS - Building Voice Interfaces for Your LLMS](https://www.wearedevelopers.com/videos/1641-hello-jarvis-building-voice-interfaces-for-your-llms) ## Related Articles - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk)