Sr .Net Developer (ASP.Net Core MVC)
Lumen Solutions Group Inc.
Frontend Developer
Skill Set Essential Duties & Responsibilities (Other duties may be assigned):
- Design, develop, and maintain frontend user interfaces using ASP.NET Core MVC, including Razor Views, layouts, partial views, and view components.
- Enhance and support existing web applications with emphasis on UI behavior, usability, performance, responsiveness, and maintainability.
- Implement frontend logic using HTML, CSS, JavaScript, and MVC patterns to deliver intuitive and consistent user experiences.
- Integrate frontend components with existing backend APIs and services, ensuring accurate data rendering and efficient client‐server interaction.
- Collaborate closely with backend developers and solution architects to ensure frontend implementation aligns with established system architecture.
- Translate business and product requirements into effective and scalable MVC‐based frontend solutions.
- Perform code reviews and ensure adherence to coding standards and best practices.
- Identify and remediate frontend performance, security, and accessibility issues.
- Participate in Agile ceremonies and work collaboratively with Product Owners and cross‐functional teams.
- Provide limited backend support as needed, primarily related to MVC controllers, model binding, and integration points rather than building core backend services.
Minimum Qualifications:
- Bachelor of Science degree in Computer Science, Engineering, or a related field from an accredited institution, or equivalent professional experience.
- 8+ years of experience developing applications using.NET / C#, with a strong emphasis on frontend development using ASP.NET Core MVC.
- Demonstrated hands‐on experience with ASP.NET Core MVC, including Razor syntax, controllers, views, and model binding.
- Strong proficiency in HTML, CSS, JavaScript, and frontend web development best practices.
- Experience integrating frontend MVC applications with RESTful APIs.
- Working knowledge of ASP.NET Core backend concepts sufficient to understand and support frontend integration.
- Experience deploying and supporting web applications in cloud environments (AWS and/or Azure).
- Proficiency with Git and CI/CD tools such as Azure DevOps, GitHub, Jenkins, or similar, within an Agile/Scrum environment.
- Strong analytical, troubleshooting, and communication skills.
***Lumen and / or its clients will not provide equipment (Laptop, monitor, etc.) to the selected contractor. The contractor must have their own equipment. Access to a virtual desktop set up (software) will be provided by Lumen's client, allowing the user access to the required systems and technology.*** Lumen Solutions Group Inc. is an Equal Opportunity Employer and does not discriminate in employment on the basis of Minority/Gender/Disability/Religion/LGBTQI/Age/Veterans.
$132k - $142k
Development InfoStructure in Washington, DC is hiring an ASP.NET Services Engineer responsible for designing and maintaining microservices... ...years of software engineering experience, expertise in ASP.NET Core and PostgreSQL, and familiarity with Agile methodologies. The...SeniorFull time$117k - $177k
...grow, and aligned with our core principles. ****@*****.***... ...unique needs of our client as a Sr. .NET Full Stack Developer. Project Summary We... ...Modify and optimize existing C#/ASP.NET code to improve... ...NET (C#), RESTful APIs, and MVC design patterns. Experience...Senior- ...Washington DC, United States . PCVAA2099 Senior .Net Developer Washington, DC(Remote after picking up Equipment) 12+ Months Job Description... ...to develop applications and backend services using C#, VB, ASP.NET MVC, CORE, Web API, Java Script, JQuery, and CSS • Design and develop...SeniorFull timeRemote work
- ...Senior.NET Developer Location: Washington, DC Day 1 on-site (short term... ...field. Experience with.Net Core is required. Eight or more... ...C# .Net Core Framework ASP.NET AJAX Web Services... ...experience with: ASP.NET MVC Entity Framework jQuery...SeniorTemporary workImmediate startRemote work
- ...Full Stack Developer – AI-Focused Location: Onsite, Hybrid - 3x days/week – Washington... ...full stack applications using.NET (C#/ASP.NET) on the backend and React on the frontend... ...in.NET development (C#, ASP.NET MVC, ASP.NET Core) ~ Proficiency in React — including...SeniorWork at officeLocal area
- ...PURPOSE OF POSITION: Senior .Net Developer will provide support for critical... ...the team, as needed. CLIENT CORE COMPETENCIES Forward Thinking:... ...(5)+ years of experience in ASP.NET, C#, XML, .NET framework,... ...application security concepts, MVC, Entity framework, and COTS configuration...SeniorImmediate start
$142k - $152k
...the public sector. Job Overview The ASP.NET Services Engineer is responsible for... .... This is a full-time role aligned to core business hours 7:00 AM to 6:00 PM Eastern... ...Duties Microservice and API Development Develop ASP.NET Core microservices in C# that...SeniorFull timeFor contractorsWork at office- ...Job Title: Sr .Net Developer Location: Washington, DC Duration: 6+ Months Job Requirements Development experience in enterprise... .... Proficiency of the following: VB, C#, SQL Server, ASP.NET MVC, ASP.NET Web Forms, HTML5/CSS (Bootstrap CSS3), JavaScript (...Senior
- ...Senior.Net Developer Role is 4 days on site in DC Strong FS.NET Developer with heavy cloud experience (AWS or Azure prefer Azure)... ...principles Really navigate into deployments/hosting .Net core, C#, any additional thing into framework - REST API Database...Senior
$80k - $150k
...Group at HII-Mission Technologies! We are seeking a mid-level .Net Core Developer (Software Engineer 3) to support the Defense Security... ...Qualifications Strong proficiency in C#, .NET Core / .NET 6+, ASP.NET Core, and RESTful API development. Experience with relational...Full timeWork at officeLocal areaRemote workWork from homeWorldwideHome office- Synectics for Management Decisions Inc is looking for a Sr. Software Engineer with a strong background in ASP.NET to support a government project in Washington D.C. The ideal candidate will have at least 8 years of experience, particularly in designing scalable microservices...Senior
- ...Title: Senior .NET Developer *Local to DMV Area Description: Duties and Responsibilities:... ...depth knowledge of the .NET Framework and .NET Core b) Expertise in building web applications including MVC and Razor Pages c) Proficiency with the...SeniorLocal area
- ...I have an opportunity for a "Senior .NET Developer" - (Washington, DC - Remote till COVID). and... ...range of technologies REQUIRED SKILLS ASP.NET, C#, XML, .NET Framework, Angular.js,... ...) Application security concepts MVC , Entity Framework COTS Configuration...SeniorContract workImmediate startRemote work
- ...Senior.NET Full Stack Developer Hybrid (Wednesdays in Silver Spring, MD) 9-12 months+ Top Skills... ...Full Stack Mastery – Expert in C#, ASP.NET Core, RESTful APIs, and modern front-end frameworks... ...~ Architecture patterns (MVC, MVVM, MVM) ~ Troubleshooting and debugging...Senior
- ...We are looking for a Sr. Applications Developer (.NET) (Min 16 Years) POSITION DESCRIPTION DIRECT CLIENT Position Length: 9- 21 Months... ...Software Applications using Microsoft .NET Technologies, ASP & C# (C-Sharp). The developer will build and implement...SeniorImmediate start3 days per week1 day per week
$100k - $110k
...Sr.Net Developer Onsite Location: Washington, DC - Need local candidate Position Type: Full Time Pay Rate: $100k/Yr. to $110k/Yr. Project... ...to a team of staff and/or contractors on the delivery of core operations systems. Master’s degree from an accredited college...SeniorFull timeFor contractorsWork experience placementLocal area$70 per hour
...JOB TITLE - SR .NET DEVELOPER Job Title: .Net Developer Reports to: Program Manager Location: Bethesda, MD; Arlington, VA Start... ..., implement, test, and validate a system. Write .NET and ASP.Net code based on requirements defined in use cases....SeniorHourly payPermanent employmentFor contractorsWork at officeImmediate start- ...requirement. Position Opened Date 5/21/2025 Position Title Sr .Net Developer Vendor Notes Must be on-site five days a week in Woodlawn,... ...Strong knowledge and understanding of .NET 8 (.Net Core + .NET framework), C# with proficiency in Microsoft Visual Studio...SeniorContract work
- ...Rate: Senior .NET Azure AI Developer headquarters in Woodlawn, MD. Location: 2-3 days onsite Duration: Through... ....NET Architecture P4 - Expert ASP.NET Core P4 - Expert C#.NET P4 - Expert...Senior
- ...Opportunity Details Employee Senior .NET Azure AI Developer 102156 Woodlawn, MD Sr. .NET Azure AI Developer Location: Woodlawn, MD... ...maintain robust, scalable applications using .NET and ASP.NET Core. Implement and manage solutions on the...SeniorContract work
- ...Job Title: .NET Fullstack Developer Location: Marc Center, Alexandria, VA Duration: 12 Months The candidate must: Have... ...have the following skills: Front-end: ASP.NET Core: Expert ASP.NET MVC: Strong Angular/Bootstrap: Strong JQuery, NodeJ...
- ...Net Developer The.Net Developer designs, modifies, develops, writes and implements software... ...Compensation Systems · Experience in CORE Framework · Experience in Developing... ...· Excellent understanding of the ASP.NET MVC 3/4 Framework · Experience with MVC development...
- ...8 years of experience in Microsoft full stack of technologies, ASP.Net. MVC, WebAPI, ADO.Net and C# At least 4+ years of development Experience... ...Entity framework, WebAPI and C# 3+ years of experience in.Net Core Experience in writing Rest APIs & Swagger Experience in Entity...
$103.8k - $218.1k
...Job Title: .NET Developer Job Category: Information Technology Time Type: Full time... ...Proficiency in C# and the .NET framework (ASP.NET, .NET Core) • Experience with React for front-... ...Razor Pages / Razor Views (ASP.NET MVC or Razor Pages) • Working knowledge...Full timeContract workWork experience placementWork at officeFlexible hours- ...Description Job Description As a .NET Full Stack Developer, you will play a critical role in the development... ...Responsibilities: - Experienced with ASP.NET framework, SQL Server and design/... ...patterns (e.g. Model-View-Controller (MVC) - Experienced with .NET languages (e...Senior
- ...Biometrics. AVER is seeking Net Application Developers with in-depth knowledge and... ...Microsoft C# (.Net CORE), Microsoft .NET 6 or greater... ...including Windows Services, ASP.NET Core ~ Experience with... ...Cosmos DB Experience with MVC Design Patterns and MVVM Design...
- ...relevant experience working with Microsoft.Net technologies; experience working with... ...like.Net Framework 4.6+, .Net Core, C#, ASP.NET MVC 5, ASP.NET, ADO.NET, XML, and Web Services... ...Architecture artifacts, design & patterns to develop solutions for high- performance along...
- Network Designs, Inc. in Alexandria, VA is seeking a Senior .NET Developer responsible for full software development life cycle, including... ...applications. This role requires expertise in .NET Framework and .NET Core, with strong experience in Angular and SQL. You will join an...Senior
- Syms Strategic Group, LLC is seeking a talented C#/.NET Developer for a remote position. The role involves performing technical planning and... ...have five or more years of relevant experience, proficiency in MVC architecture, and familiarity with Agile methodologies. The position...SeniorRemote job
- ...Consulting Inc is seeking a Senior Application Developer in Washington, D.C. The individual will... ...web-based applications using Microsoft .NET technologies and related frameworks. Candidates... ...years of experience, specifically in C#, ASP.NET, and SQL Server technologies. Key...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Sr .Net Developer (ASP.Net Core MVC). Be the first to apply!
- c# .net web developer Washington DC
- microsoft .net developer Washington DC
- senior .net developer Washington DC
- .net engineer Washington DC
- remote net developer Washington DC
- backend .net developer Washington DC
- full stack.net developer Washington DC
- c#.net developer Washington DC
- net developer contract Washington DC
- .net developer Washington DC


