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Senior Net Developer Jobs in Washington (NOW HIRING)

Senior .NET Developer

Washington, DC · On-site

$62.25 - $79.25/hr

Job Title: Sr .Net Developer Location: Washington, DC Duration: 6+ Months Job Requirements Development experience in enterprise-class systems. Experience configuring, deploying, and monitoring cloud ...

Senior .NET Developer

Washington, DC · On-site

$56 - $71.25/hr

Senior .NET Developer Location: Washington, DC 200019 Work Arrangement: Hybrid Agency Interview Type: Webcam Only Complete Description: 16+ years of experience. Formulates and defines system scope ...

senior .net developer

Washington, DC

$62.25 - $79.25/hr

Technical Knowledge and Skills Senior .Net Developer shall possess 7+ years technical knowledge and experience with most of the following systems, platforms, applications, and skills: BS or MS in ...

Senior .Net Developer

Washington, DC · On-site

$62.25 - $79.25/hr

Senior .Net Developer Location: Washington, DC Position Type: Long term contract Security clearance is a plus. Technical Skills : * ASP.NET MVC, WCF. C#.NET, ADO.NET, JQuery, Entity Framework ...

Senior .Net Developer

Washington, DC · On-site

$62.25 - $79.25/hr

Senior .Net Developer Location: Washington, DC Position Type: Long term contract Security clearance is a plus. Technical Skills : * ASP.NET MVC, WCF. C#.NET, ADO.NET, JQuery, Entity Framework ...

Senior .NET Developer

Washington, DC · On-site +1

$62.25 - $79.25/hr

Seeking a Senior Developer to design, develop, and maintain high-quality software solutions. This role requires expertise in software architecture, coding best practices, and modern development ...

Senior .NET Developer

Washington, DC · Remote

$62.25 - $79.25/hr

Seeking a Senior Developer to design, develop, and maintain high-quality software solutions. This role requires expertise in software architecture, coding best practices, and modern development ...

Senior .NET Developer

Washington, DC · Remote

$56.25 - $71.75/hr

Seeking a Senior Developer to design, develop, and maintain high-quality software solutions. This role requires expertise in software architecture, coding best practices, and modern development ...

Senior .NET Developer

Washington, DC · Remote

$62.25 - $79.25/hr

Seeking a Senior Developer to design, develop, and maintain high-quality software solutions. This role requires expertise in software architecture, coding best practices, and modern development ...

Senior .NET Developer

Washington, DC · On-site

$135K - $165K/yr

Evolver is seeking a Senior .NET Developer to support the work and projects of our client in Washington D.C. Must be able to pass a USCP Background Check. The role's primary function will be to work ...

Senior .NET Developer

Washington, DC · On-site

$135K - $165K/yr

Evolver is seeking a Senior .NET Developer to support the work and projects of our client in Washington D.C. Must be able to pass a USCP Background Check. The role's primary function will be to work ...

Senior .NET Developer

Washington, DC · On-site

$62.25 - $79.25/hr

Evolver is seeking a Senior .NET Developer to support the work and projects of our client in Washington D.C. Must be able to pass a USCP Background Check. The role's primary function will be to work ...

Software Developer - Sr

Reston, VA · On-site

$57.50 - $76/hr

Software Developer LCAT: Senior Location: Reston, Virginia This position is contingent upon award ... Requirements: * 11+ years of experience with cloud and net centric software development

Sr. DevOps Engineer

Bethesda, MD · On-site

$139K - $178K/yr

Details: Sr. DevOps Engineer Location: Bethesda, MD or Boynton Beach, FL - Onsite from day 1 ... NET Core 2.1/3/NET 5, SQL Server or Azure SQL/CosmosDB, and design/architectural patterns (e.g ...

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Senior Net Developer information

See Washington salary details

$41

$68

$88

How much do senior net developer jobs pay per hour?

As of Jun 23, 2026, the average hourly pay for senior net developer in Washington is $68.18, according to ZipRecruiter salary data. Most workers in this role earn between $59.90 and $76.25 per hour, depending on experience, location, and employer.

What should a 70 year old be doing every day at home?

A senior net developer at age 70 can benefit from daily activities that promote mental engagement, such as reading, puzzles, or learning new skills related to technology. Regular physical activity, like walking or stretching, supports health, and maintaining social connections helps overall well-being. Balancing mental, physical, and social activities is recommended for a healthy routine.

How often should a 75 year old woman take a shower?

A senior Net developer or any individual aged 75 generally should shower as needed for personal hygiene, typically every 1 to 3 days, depending on skin health and activity level. Regular bathing helps prevent infections and maintain skin integrity, but frequency can vary based on personal comfort and medical advice.

In what grade is senior?

The term 'senior' in a job title like Senior .NET Developer typically indicates a higher level of experience, usually 5 or more years in the field. It reflects advanced skills, responsibility, and often requires proficiency with specific tools and frameworks such as C# and ASP.NET.

What is a Senior .NET Developer?

A Senior .NET Developer is an experienced software engineer who specializes in building, maintaining, and optimizing applications using Microsoft’s .NET framework. They are responsible for designing robust and scalable solutions, leading development teams, and ensuring best coding practices. Senior .NET Developers typically work with technologies such as C#, ASP.NET, SQL Server, and may also be involved in architectural decisions, mentoring junior developers, and collaborating with stakeholders to deliver high-quality software products.

Are you a senior at 55?

Age does not determine whether someone can be a senior . In the tech industry, senior Net Developers are typically defined by experience, skills, and responsibilities rather than age. Many professionals continue to excel in senior roles well into their 50s and beyond, provided they maintain relevant technical expertise and adapt to new technologies.

What is the difference between Senior Net Developer vs .NET Developer?

AspectSenior Net Developer.NET Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
CertificationsMicrosoft Certified: Azure Developer Associate or similarOptional, but beneficial
Work EnvironmentLead projects, mentor juniors, design architectureDevelop applications, write code, troubleshoot
ResponsibilitiesArchitect solutions, oversee team, optimize performanceBuild and maintain .NET applications, implement features

The main difference between a Senior Net Developer and a .NET Developer lies in experience, responsibilities, and leadership. Senior Net Developers typically have more years of experience, hold advanced certifications, and take on leadership roles in project design and team mentoring. In contrast, .NET Developers focus on coding and application development with less emphasis on leadership or architecture. Both roles are essential in the software development lifecycle, but the senior position involves broader strategic responsibilities.

What are the key skills and qualifications needed to thrive as a Senior .NET Developer, and why are they important?

To thrive as a Senior .NET Developer, you need advanced proficiency in C#, ASP.NET, and object-oriented programming, typically supported by a bachelor's degree in computer science or related field. Experience with tools like Visual Studio, SQL Server, and version control systems such as Git, along with relevant Microsoft certifications (e.g., MCSD), is highly valued. Strong problem-solving, leadership, and communication skills help you collaborate effectively and mentor junior developers. These competencies ensure robust, maintainable software solutions and contribute to successful project delivery in complex development environments.

How does a Senior .NET Developer typically collaborate with cross-functional teams during the software development lifecycle?

As a Senior .NET Developer, you will often work closely with product managers, UI/UX designers, QA engineers, and other developers to deliver robust software solutions. Collaboration usually involves participating in requirement-gathering sessions, contributing to architectural decisions, conducting code reviews, and ensuring seamless integration of backend and frontend components. Clear communication and proactive problem-solving are essential, as you may also mentor junior developers and provide technical guidance to the team. This collaborative approach helps ensure that projects are delivered efficiently and meet both technical and business requirements.
What are the most commonly searched types of Net Developer jobs in Washington? The most popular types of Net Developer jobs in Washington are:
What cities in Washington are hiring for Senior Net Developer jobs? Cities in Washington with the most Senior Net Developer job openings:
What are popular job titles related to Senior Net Developer jobs in WA? For Senior Net Developer jobs in WA, the most frequently searched job titles are:
Infographic showing various Senior Net Developer job openings in Washington as of June 2026, with employment types broken down into 91% Full Time, 3% Part Time, and 6% Contract. Highlights an 82% Physical, 5% Hybrid, and 13% Remote job distribution, with an average salary of $141,823 per year, or $68.2 per hour.

$56.50 - $71.75/hr

Contractor

Medical, Dental, Vision, Life, Retirement

Posted 12 days ago


Job description

Company Description

Dellfor Technologies is founded by software professionals with fresh approach, and ideas empowering clients and partners in meeting the unique challenges created by transforming business needs. Our technical, domain expertise across obust solutions. We strive to prove ourselves from project inception through completion... Our technical, domain expertise across industries and process oriented approach enables clients to develop cost effective and robust solutions. We strive to prove ourselves from project inception through completion...



To succeed in the Dellfor technologies, you need exceptional connections - to the right experts, the right opportunities and the right answers. You'll find Dellfor Technologies right in the center of this ever-changing technological world - uncovering opportunities and connecting possibilities.



As a global provider of IT staffing services, Dellfor Technologies connects the very best IT professionals to great opportunities at leading companies. And we do it every single day - for both temporary and permanent assignments and across virtually all industries. We use our insight, flexibility and expanded resources to anticipate the needs of leading tech companies and help them make exceptional connections with top tech talent.


Job Description

As a full stack engineer your contribution will have a direct impact
on our customer experience and how we secure our customer's identity and
safeguard their account in the cloud.

C#, v 4. That has WPF and WCF

Any experience with cloud migration AWS or Azure is a big plus.

The
role will be involved from ideation to rollout, this includes
requirement analysis, design, coding, testing and production release.

Job Duties:

  • Write
    modular, secure, and well tested front-end code (JS, HTML, CSS),
    middle-tier services (C#, NodeJs), and persistent layer (SQL/NoSQL)
  • Participate in code reviews and documentations
  • Strong grasp of security principles and how they apply to web applications.
  • Use automated analysis tools to calculate scalability and performance of web solutions.
  • Computer Science, DataStructures, Algorithms, Memory Management
  • Strong understanding of OOP and modern design patterns using SOLID development practices
  • Strong knowledge of SOA in terms of design and implementation.
  • At least 5+ years of developing web application in the Microsoft .NET stack (WISA, WINS) C#, WPF
  • Recent 1+ years of developing web application in open source stack (MEAN, MERN)
  • 2+ years of writing code in JS (ES6), JQuery, HTML, CSS, C#
  • At Least 5+ years of developing Web APIs (REST)
  • Understanding of cross browser compatibility, HTTP/2 protocol
  • Experienced with build and packaging tools (Gulp, JSPM, NPM, Nuget)
  • Some understanding of web security framework (JWT, SAML, OAUTH)
  • Must have strong written and verbal skills in English
  • Preferred but not Required:
    • Deep understanding of UI/UX design
    • Aurelia Framework
    • Experience with developing large scale web applications that can handle 1K+ concurrent users per computing node.
    • Deploying SaaS related products.
    • Understanding of Web Application Security testing (OWASP
Qualifications

We are looking for a Senior .Net developer with minimum 8 years of industry experience in the following:
Experience with large scale projects with multiple touch points.
        Requirement gathering and analysis.
        Extremely detailed oriented.
        Ability to work with external teams and resolve road blocks.
        Strong experience developing ASP.NET MVC applications, SPA, responsive UI.
        Senior level experience in .Net, Entity Framework, SQL server platform.
        Strong JavaScript skills and experience utilizing frontend UI frameworks (bootstrap, Angular JS, Ember JS, etc.)
        Have an eye for visual layout, design, CSS3.
Technical Knowledge and Skills
Senior .Net Developer shall possess 7+ years technical knowledge and experience with most of the following systems, platforms, applications, and skills:
BS or MS in Computer Science or equivalent degree
        7+ years of software development experience
        3+ years of proven technical lead and architect experience
        Proficient in ASP.NET as well as ASP.NET MVC web frameworks
        Experienced with C#, Javascript, JQuery, AJAX, HTML, and CSS
        Development experience in an enterprise-class system with multi-tier architecture
        Must have .NET Web application architecture, design, & development experience
        Broad experience with .NET Framework 3.5 or above including WPF, WCF, & WF
        Expert in ASP.NET MVC, Web Forms, & Entity Framework
        Expert in ADO.NET / WFC Data Services and familiar with LINQ
        Expert with Design patterns, SOA design & web service development
        Strong experience in developing for high-availability clustered environments
        Working knowledge of Linux and Windows
        Strong communication and writing skills
        Comfortable working in a flexible Agile development environment
        Solid understanding of data warehouse concepts, data-marts & MDM.
        Should be able to write reports using various reports generation tools and languages
        Custom development utilizing Microsoft SharePoint, BizTalk, SSAS, SSIS, SSRS, MDM, and DQS  will be a plus
        Expert knowledge of SQL statements
        Prior experience in the insurance industry is a plus
        Microsoft certifications desirable
 


Additional Information

Highlights and benefits

  • We are a registered E verified company
  • Starting salary between $ 60,000 with regular increments
  • Free classroom skill enhancement program
  • Relocation allowance
  • Referral bonus
  • On the job support from experienced professionals in the relative field
  • Travel allowance
  • Insurance- Medical, dental, vision and 401K
  • Health Benefits through Carefirst BCBS (Blue Cross Blue Shield)
  • Company paid Life Insurance

Please respond with your resume. US Citizens and all other parties authorized to work in the US are encouraged to apply.


Job Type: Contract

Salary: $80,000.00 /year

Required education:

  • Bachelor's

Required experience:

  • Developer: 5-12year