Senior ASP.NET Developer jobs in Phoenix, AZ

Tempe, Arizona

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5d ago

Vaco is partnering with a national wealth management technology organization to hire a Senior Software Engineer focused on backend .NET development, API design, and modernization of core platform applications. This role will be part of a new Tempe-based engineering team and will serve as one of the most senior individual contributors locally. The immediate focus is modernizing legacy applications, including rewriting older systems into modern .NET. This is a backend-heavy role centered on C#, .N

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Full-time

Depends on Experience

Senior Full Stack .NET Developer - Hybrid - In Person Interview - Locals to AZ

Hybrid in Phoenix, Arizona

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5d ago

Title:Senior Full Stack .NET Developer - Hybrid - In Person Interview - Locals to AZ Location:Phoenix,AZLength:Long termRestriction:w2 or c2cDescription:In Person InterviewInitial PO for 12 months (usually projects with this customer goes for 3+ years HybridOnly Local to Phoenix Job Description: Position SummaryThis position will be primarily responsible for development, enhancement, troubleshooting and maintenance for Web applications and backend processes built on a Microsoft technology stack

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Contract

Depends on Experience

Senior Full Stack .NET Developer - Remote

Remote or New York, New York

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Today

Job Role: Senior Full Stack .NET Developer Location: New York City, NY - Hybrid Duration: Long Term Project No C2C only W2 Job Summary: We are seeking an experienced Senior Full Stack .NET Developer to join our team in New York City. The ideal candidate will have strong full-stack development expertise with Angular 15+, C#/.NET, MS SQL Server, RESTful APIs, cloud platforms, and modern DevOps/CI/CD practices. Key Responsibilities: Design, develop, test, and maintain scalable full-stack web app

Contract

$DOE

Senior .NET Developer in Raleigh, NC (Possible FTE conversion)

Remote

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19d ago

Job Description: Job Title: Senior .NET Developer Duration: 3+ Months Contract with Possibility of FT Conversion Job Location: Remote/Onsite (Raleigh, NC preferred location preferred) Role Overview: The Developer, Specialist performs thorough end-to-end analysis of complex business functionality, provides technical solutions for complex business requirements, and implements enterprise-grade software solutions. This role functions as an individual contributor, capable of working inde

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Contract, Third Party

Depends on Experience

Senior Software Developer

Remote or Phoenix, Arizona

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Today

Location: 2727 N Central Ave, Phoenix, Arizona 85004 United States of America This position is 100% remote, but you must reside in the U.S. To ensure a fair and consistent evaluation process, candidates are expected to complete all interviews and assessments independently and without the use of artificial intelligence tools (including AI-generated responses, prompts, or real-time assistance). Use of AI throughout the application and recruiting process may result in removal from consideration.

Full-time

USD 90,000.00 - 120,000.00 per year

Senior Application Developer

Remote

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18d ago

Company Description We make AI safe, confidential, and compliant for companies. Verapath is an AI platform company based in Greenwich, CT, focused on managing the risks associated with artificial intelligence systems. As AI becomes increasingly foundational to business and society, organizations must proactively address security vulnerabilities, regulatory compliance, bias, and model risk. Verapath delivers AI security, governance, risk, and compliance solutions for medium-to-large enterprises d

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Full-time

100,000 - 200,000

Sr. Application Programmer/ Developer

Remote

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5d ago

Senior Application Programmer / Developer We are seeking a Senior Application Programmer/Developer to provide advanced development and modernization support for federal IT systems, with a strong emphasis on Angular frontend development supported by .NET, SQL, AWS, and CI/CD practices. Clearance: This position supports a federal contract and requires U.S. citizenship or lawful permanent resident () status, as well as the ability to obtain a Public Trust clearance. Duties and Responsibilities Desi

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Full-time

Depends on Experience

Senior .NET Developer

Remote

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11d ago

Required Skills15+ years of experience in.NET developmentStrongC#, ASP.NET, .NET Core / .NET 6/7/8Hands-onAzureexperience: Azure Functions, App Services, Service Bus, Azure DevOps, CI/CDStrongBackend DevelopmentandMicroservices ArchitectureExpert-levelSQL Server: database design, stored procedures, performance tuningMiddle-Tier Architecture, Entity Framework, and Design PatternsStrong experience withREST APIs, Web Services, SOAP/WCFAngular or Reactexperience is a plusAI experienceis highly prefe

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Contract

Senior .NET Developer (Billing Platform)

Remote

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5d ago

Role OverviewContribute to development of a billing/claims platform supporting high-volume transactional systems Build and scale backend services and enterprise applications Improve and evolve existing systems and architecture Design scalable, maintainable, and extensible solutions Participate across the full SDLC, including design, development, testing, and deployment Collaborate cross-functionally to translate business requirements into technical solutions Ensure code quality through test auto

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Full-time

Depends on Experience

Application Developer - Senior

Remote

•

Today

Description Synergy Business Innovation & Solutions is a premier implementer of cutting-edge software solutions. Synergy brings the experience and expertise necessary to deliver capability that provides tangible ROI to our customers. Our core areas of expertise are in the fields of Digital Transformation, Cloud Solutions, SaaS and Low-Code/No-Code Solutions, Emerging Technologies, Data Analytics and Visualization, Information Assurance, and Business Process Re-Engineering. Synergy offers its e

Full-time

USD 100,000.00 - 120,000.00 per year

.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

Senior Developer

Remote

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7d ago

Senior Developer - Remote Primary Location: Remote Frankfort Kentucky V-Soft Consulting is currently hiring for a Senior Developer - Remote for our premier client Frankfort, Kentucky. Education and Experience Bachelors degree in computer science, Mathematics, or related field 5+ yrs. job experience or associate degree in computer science/information technology (related field) with 2+ yrs. job-related experience 2+ year experience configuring, implementing, and troubleshooting enterprise applic

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Contract

Depends on Experience

.NET Developer Technical Lead

Remote

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5d 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

Depends on Experience

Senior .NET Engineer-Puerto Rico Remote

Remote or San Juan, San Juan

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Today

Position:Senior .NET Engineer Experience:8+Years Work Mode:Puerto Rico Remote Contract: 12+Month We are Lokking for a Dot net Full stack Developer-Puerto Rico Remote Frontend Development Develop and maintain responsive, modular, and high-quality Angular applications. Implement UI components using TypeScript, HTML5, CSS\LESS\SCSS, and RxJS reactive patterns. Manage global and component-level state using NgRx. Write robust unit tests using Jest to ensure high code quality and maintainability

Full-time

Senior Software Engineer — UI/UX & Front-End Engineering

Remote

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6d ago

Job Description: As a Senior Software Engineer with a UI/UX and front-end engineering focus, the candidate will be responsible for designing, developing, and maintaining accessible, user-centered interfaces for complex enterprise applications built on the MVC 5 technology stack.This role blends hands-on front-end coding with UI/UX design sensibility translating business and user needs into clean, usable, and fully accessible experiences while ensuring high-quality delivery within established

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Contract

60 - 70

Software Engineer (Senior .NET / FullStack Engineer)

Remote or St. Louis, Missouri

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Today

Position: Software Engineer (Senior .NET / FullStack Engineer) Location: Remote Duration: 6+ Months Contract Role Overview We are seeking highly skilled Senior .NET / FullStack Engineers with strong AWS and securecoding expertise. This role is critical in investigating vulnerability findings at the code level, determining root causes, implementing secure remediations, testing changes, and deploying them through Regions development pipeline. Candidates must demonstrate deep technical proficien

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Full-time, Part-time, Contract, Third Party

USD 60-70

Lead C#.NET Developer - COTS

Remote or Hybrid in Raleigh, North Carolina

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5d ago

ONLY W2ONLY W2ONLY W2 MUST have experience working on COTS products Title: Lead Developer Location: McLean, VA 22102 (Remote) Duration: 6 Months Contract (Potential Extension) Job Description: Terms of Employment W2 Contract, 6 MonthsRemote Opportunity (US EST Time zone work schedule (Candidates in Raleigh NC preferred but not required) Overview The Developer, Specialist performs thorough end-to-end analysis of complex business functionality, provides technical solutions for complex business re

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Contract

Depends on Experience

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

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

Remote

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17d 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

Senior .NET Developer

Tempe, Arizona

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Today

RESPONSIBILITIES: Kforce has a client that is seeking a Senior .NET Developer in Tempe, AZ. Key Tasks: * Design, develop, and maintain .NET-based applications and services using C#, ASP.NET, .NET Core, and related technologies * Collaborate with cross-functional teams to gather requirements and translate them into technical solutions * Participate in the full software development lifecycle (SDLC), including planning, coding, testing, deployment, and maintenance Application Support: * Troublesh

Third Party, Contract

$55 - $65 hourly

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