Jobs in the United States

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Software Engineer, Front-End (New York)
Superhuman
New York, NY
- $163,500 to $235,000 USD / year
Added 4 mins ago
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Warehouse Worker
Aerotek
Ottawa, KS
- $21 USD / hour
Added 4 mins ago
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Machine Operator
Aerotek
North Chesterfield, VA
- $23 USD / hour
…sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that…
Added 4 mins ago
A
Concrete Quality Control Technician
Aerotek
Kansas City, KS
- $25 USD / hour
Added 4 mins ago
A
Assembly Mechanic
Aerotek
Richmond, VA
- $18 to $22 USD / hour
Added 4 mins ago
A
Mechanical Installer
Aerotek
Ocala, FL
- $16.5 USD / hour
Added 4 mins ago
A
Cnc Machine Operator
Aerotek
Colonial Heights, VA
- $22.5 to $24.69 USD / hour
Added 4 mins ago
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Heavy Equipment Operator
Aerotek
Virginia Beach, VA
- $24 to $28 USD / hour
Added 4 mins ago
A
Vessel Welder
Aerotek
Catoosa, OK
- $26 to $29 USD / hour
Added 4 mins ago
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HVAC Mechanic
Aerotek
Cherry Hill, NJ
- $30 to $34 USD / hour
Added 4 mins ago
A
Welding Supervisor
Aerotek
Flowery Branch, GA
- $33 to $43 USD / hour
Added 4 mins ago
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Warehouse Associate Mid-shift
Aerotek
Flower Mound, TX
- $18.5 USD / hour
Added 4 mins ago
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Assembly Technician
Aerotek
Seymour, CT
- $25 to $27 USD / hour
…milling and surface mount rework machines, supporting technical applications, and providing installation, training, and repair services for PCB electronic assemblies used across military,…
Added 4 mins ago
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Assembler - 1st Shift
Aerotek
Riverside, CA
- $19 USD / hour
…sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that…
Added 4 mins ago
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Material Handler (2nd Shift)
Aerotek
Mesa, AZ
- $22 to $23 USD / hour
Added 4 mins ago
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Material Handler (2nd Shift)
Aerotek
Mesa, AZ
- $22 to $23 USD / hour
Added 4 mins ago
A
Production Associate
Aerotek
North Providence, RI
- $19.5 to $21.5 USD / hour
Added 4 mins ago
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RME Jam Tech
Aerotek
Bristol, IN
- $21 USD / hour
…sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that…
Added 4 mins ago
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Warehouse Associate
Aerotek
Warwick, RI
- $21 USD / hour
Use basic computer applications, including Outlook and Excel, as well as shipping and inventory management systems.
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Mixer Operator
Aerotek
Evansville, IN
- $23 to $25 USD / hour
Added 4 mins ago
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Electromechanical Estimator
Aerotek
Brockton, MA
- $56,000 to $75,000 USD / year
…sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that…
Added 4 mins ago
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Project Manager
Aerotek
Moorpark, CA
- $20 to $90 USD / hour
…sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that…
Added 4 mins ago
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Aerospace Program Manager
Aerotek
Moorpark, CA
- $20 to $90 USD / hour
…sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that…
Added 4 mins ago
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Vessel Fitter
Aerotek
Pearland, TX
- $33 to $35 USD / hour
…sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that…
Added 4 mins ago
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Field Technician- Urgent Hiring!!!
Aerotek
Louisville, KY
- $21 USD / hour
…sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that…

ASSYST, Inc.

Senior .Net Application Developer

Rockville, MD, United States

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Job details

Posting language: English
Posted: Nov 6, 2026

Original job description

Assyst is seeking a Senior .NET Application Developer to support the development, modernization, enhancement and maintenance of enterprise web applications and workflow solutions. The ideal candidate must have strong experience in .NET application development, database engineering, system integration, and UI/UX design, along with the ability to translate business requirements into production-ready solutions. Experience with legacy application modernization, HighGear workflow platforms, and government projects is preferred.

Job Title: Senior .NET Application Developer – Process & Workflow Applications Location: Rockville, MD

Assyst is seeking a Senior .NET Application Developer to support the development, modernization, enhancement, and maintenance of enterprise web applications and workflow solutions. The ideal candidate must have strong experience in .NET application development, database engineering, system integration, and UI/UX design, along with the ability to translate business requirements into production-ready solutions. Experience with legacy application modernization, HighGear workflow platforms, and government projects is preferred.

Roles & Responsibilities:

Design, develop, enhance, modernize, and maintain .NET web applications and Web APIs.
Maintain existing applications built using MVC and Clean Architecture.
Support process flows and workflow applications currently implemented through the HighGear low-code/no-code platform.
Gather and translate user enhancement requests into functional requirements, technical designs, and production-ready solutions.
Perform database administration, development, integration, reporting, and data migration using Microsoft SQL Server and Oracle.
Map and migrate data from disparate database systems into Microsoft SQL Server.
Develop and integrate applications using VB.NET, C#, Blazor, React, .NET, HTML, and SQL.
Implement SSO and Microsoft Entra ID (Azure AD) integrations.
Develop responsive and accessible user interfaces compliant with WCAG 2.1 AA standards.
Utilize AI-assisted development tools such as Microsoft Copilot in accordance with organizational security and compliance policies.
Prepare and deploy .NET application packages across DEV, TEST, and PROD environments.
Develop SQL scripts for database requests and maintain technical, functional, and release documentation.
Collaborate with Project Managers and technical teams within structured project governance environments.

Required Skills & Qualifications:

Master's degree (MS) in Computer Science, Information Technology, or a related computer field.
Experience in .NET web application and Web API development.
Experience maintaining .NET applications using MVC and Clean Architecture.
Experience with Microsoft SQL Server and Oracle database administration, coding, integration, and reporting.
Strong proficiency in VB.NET, C#, .NET, Blazor, React, HTML, and SQL.
Experience in database engineering, data mapping, and migration across different database systems.
Experience in requirements engineering, system design, and application enhancement.
Hands-on experience with SSO and Microsoft Entra ID (Azure AD) integration.
Experience with AI tools such as Microsoft Copilot.
Experience with .NET deployments across Development, Testing, and Production environments.
Strong knowledge of responsive UI/UX design and WCAG 2.1 AA accessibility standards.
Excellent technical documentation skills.
Experience working in structured project environments and collaborating with Project Managers.
Previous government or public-sector project experience is preferred.

ASSYST is an Equal Opportunity Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, disability, military status, national origin or any other characteristic protected under federal, state, or applicable local law.

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