Senior ASP.NET Developer jobs in Phoenix, AZ

Hybrid in Phoenix, Arizona

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10d ago

Job Description: The Senior Developer provides advanced technical analysis, translates architectural designs into working implementations, and guides fellow developers through complex technical challenges. The Senior Developer analyzes and evaluates information systems and modifies them to meet customer and business needs. Responsibilities include designing, developing, coding/programming, debugging, installing, documenting, troubleshooting, testing, and maintaining information systems. Essenti

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Contract, Third Party

Temporary Task-Based Senior Software Developer

Remote

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14d ago

9th Way Insignia is a service-disabled, veteran-owned small business bringing transformative technology to our government customers so they can achieve their missions. Our specialties include cybersecurity, cloud modernization, software development, data analytics, enterprise architecture, enterprise IT, analytics, process automation, and artificial intelligence. Learn more about 9th Way Insignia at Application password: Niner Project IntroductionThe Data Management Center (DMC) Application Dev

Full-time

$98135.18 - $135000

Senior Software Developer (.NET Core / Azure Cloud Solution)

Remote

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14d ago

Full-time

$98135.18 - $147000

Senior .NET Applications Developer

Phoenix, Arizona

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Today

Posting Date 07/23/26 Application Deadline 07/30/26 Pay Range $84,500 - $148,500 annually Salary offers are based on the candidate's equivalent experience and internal equity with other employees within the same job classification. This position is not eligible for overtime compensation. Job Type Unclassified Department Enterprise Technology About the Position Technology is ever-changing and constantly growing, and we are seeking someone who wants to grow with us. If you are someone passi

Full-time

USD 84,500.00 - 148,500.00 per year

Senior .NET Developer

Remote

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3d ago

Job Title: Senior .NET DeveloperLocation: RemoteDuration: Long TermExperience: 12+ Years Job Description: 12+ years of experience in .NET application development using C#, ASP.NET, .NET Core/.NET 6+, MVC, and Web APIs.Strong expertise in Microservices, RESTful APIs, Entity Framework, LINQ, SQL Server, and Azure/AWS Cloud.Experience with Angular or React, CI/CD pipelines, Git, Azure DevOps, and Agile/Scrum methodologies.Hands-on experience with application design, performance tuning, debugging, a

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Contract

Depends on Experience

Senior Software Developer

Remote

•

Today

ROLE: SENIOR SOFTWARE DEVELOPER (TESTER) REQUIRED: Active Public TrustRemoteFederal civilian agency experience IRS or Treasury experience preferred Experience supporting mission-critical production applications Experience operating in FISMA-regulated environments Experience with Agile, SDLC, and application lifecycle management processes Experience supporting production deployments and application maintenance Experience supporting application modernization and migration efforts Strong communica

Full-time

Remote: Full Stack Developer, Senior

Remote

•

Today

Job Description As a solutions-based company, Precise Systems is focused on innovation in support of the warfighters and aligning our expertise to deliver the highest quality of service. Powered by our highly skilled workforces, we provide expert consultation on network and weapons systems acquisition programs, maintenance/modernization programs, and sustainment programs with solutions in Digital Transformation, Advanced Engineering, Physical Sciences Research, Platform Lifecycle Support, and T

Full-time

USD 120,000.00 - 145,000.00 per year

Sr .NET Developer

Remote

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11d ago

Role: Sr .Net Developer Location: Remote Job Description: Years of experience: 7+ Primary Skills: SkillSet ASP.Net Microservice React JS SQL server DevOps C# REST Job Details: As a .NET Software Engineer, you will be a part of small but growing team of talented people responsible for customizing and implementing a sophisticated enterprise banking software solution platform in a fast-paced results-oriented environment. The ideal candidate will have a background in software programming and con

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Full-time

$60,000 - $80,000

Senior .NET Developer / Cincinnati, OH/ Candidates - REMOTE

Remote or Cincinnati, Ohio

•

Today

Greetings, We're seeking a Senior Full Stack Developer with strong backend expertise in .NET Core/.NET 8 and React.js on the frontend. Join a dynamic team building modern tech solutions for a leading financial and real estate client. Senior .NET Developer w/ React.js Application Developer Application Developer Cincinnati, OH - Hybrid Permanent IMPORTANT NOTE: This role requires the submission of a code exercise, which will take a senior developer 90 minutes (or longer) to complete. Please d

Full-time

.NET Core Senior Software Engineer

Chandler, Arizona

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Today

Overview We are seeking a full-time .NET Core Senior Software Engineer in our Chandler, AZ location. In this role, you will be responsible for providing technical leadership and project planning for software development for Garmin's commercial aviation products as an individual contributor. Essential Functions Serves in a leadership capacity as an individual contributor for carrying out software development in C#/.NET Core framework and other selected languages for new products and/or applicati

Full-time

Information Technology Programmer/Analyst 12 -Senior Application Developer

Remote or Lansing, Michigan

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Today

Salary: $33.45 - $48.09 Hourly Location : Lansing, MI Job Type: Permanent Full Time Remote Employment: Flexible/Hybrid Job Number: 0801-26-21-124MFM Department: Technology, Management and Budget Opening Date: 07/13/2026 Closing Date: 7/27/2026 11:59 PM Eastern Bargaining Unit: NON-EXCLUSIVE REPRESENTED EMPLOYEE (NERE) Job Description About DTMB: The supports the business operations of state agencies through a variety of services, including building management and maintenance, information technol

Full-time

USD 33.45 - 48.09 per hour

Senior .NET Consultant

Remote

•

Today

Job Title: Senior .NET Consultant Location: Remote Phoenix, AZ Duration: Long Term JD: .NET Developer designs, develops, and maintains web and desktop applications using the .NET framework and C#. They write clean, efficient, and scalable code based on business requirements.Strong proficiency in C#, ASP.NET, .NET Framework, and .NET Core/.NET technologies RequiredExperience with Entity Framework and/or Entity Framework Core Required They troubleshoot, debug, and optimize applications to ensure h

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Contract, Third Party

$50 - $60

Senior Integration Engineer (Azure & .NET) - Dallas,TX

Remote or Dallas, Texas

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Today

Job Title: Senior Integration Engineer (Azure & .NET) Location: Dallas, TX Duration: Full-Time Job Summary: We are seeking an experienced Senior Integration Engineer (Azure & .NET) to design, develop, deploy, and support enterprise-grade integration solutions on the Microsoft Azure platform. The ideal candidate will have deep expertise in .NET development, Azure Integration Services, Azure Messaging, API Management, Microservices, and DevOps. This role will work closely with the Integration So

Full-time

$DOE

Lead Application Developer

Remote or Bethesda, Maryland

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Today

Analytica is seeking a Senior Developer / Task Lead to support a mission-critical, high-visibility federal government program. The ideal candidate will serve as a technical leader responsible for overseeing the design, development, and delivery of enterprise applications while ensuring alignment with federal compliance, performance, and security standards. This role combines hands-on development with leadership responsibilities across the full software development lifecycle. Analytica has been

Full-time

Senior .NET Developer (Google Cloud Platform, BigQuery, Python, React, Azure Devops) with min 12+ Years Exp Required

Remote

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26d ago

Title: : Senior .NET Developer (Google Cloud Platform, Bigquery) Location: REMOTE Duration: 06+ Months Position Summary: Fingerprinting is Required for this Role. Position Overview Required .net (latest), Python, .net blazer, React JSMicrosoft SQL, Google Cloud Platform BigQueryAPI and Website developmentGoogle Cloud Platform and Azure (no AWS) Azure Devops backlogs and CICD Nice to have CRM DynamicsGoogle Cloud PlatformAirflowApigeeGoogle Cloud PlatformAzure SQLAPP ServicesGitHubPosition Over

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Contract

$60 - $70

.NET Developer Technical Lead

Remote

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28d ago

OverviewWe are looking for a hands-on Technical Lead and experienced .NET engineer to help lead the development of a newly formed Adherence Engineering Team. This team will design and build technology solutions that help medical practices improve patient vaccination adherence through targeted outreach and automation. Early pilot programs have already demonstrated strong results, showing over a 10% increase in vaccination rates when practices leverage patient outreach tools. This team will play a

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Full-time

$145000

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Senior ASP.NET Developer jobs in Phoenix, AZ, USA