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  • Senior .Net Developer- vb.net to C# Migration - Perm Role!

     ...Senior .Net Developer- vb.net to C# Migration - Perm Role!!! Employment Type: Full-time We're currently partnering with a Fortune 500 Client, helping identify a Senior Software Engineer to join their growing team. They have a variety of applications and are migrating... 
    Senior
    Software
    C#
    Permanent employment
    Full time

    Veredus - DC

    Herndon, VA
    1 day ago

  • Sr .Net Developer/ McLean VA, 6+ Months

     ...Job Posting Experience in: Solid C# .NET development experience up to the latest .NET...  ...frameworks. Demonstrated expertise in enterprise software development and maintenance using ASP....  ...with AngularJS, JQuery, JavaScript, HTML and CSS. Experience in developing /...... 
    Senior
    Software
    C#

    Staffing the Universe

    Falls Church, VA
    4 days ago

  • .Net Developer

     ...up the interview process. Anywhere: Dotnet FTE Role We are seeking a skilled and proactive Contract Software Developer with expertise in .NET and C# to join our Agile development team. The ideal candidate will contribute to the enhancement and maintenance of... 
    Software
    C#
    Contract work
    Immediate start

    International Solutions Group

    Herndon, VA
    5 days ago

  • Senior .Net Engineer

     ...Senior .Net Engineer Job ID 2025-28221 Category .NET...  ...and maintain them. Ability to develop fluently using ASP.NET, .Net Core, C#, Web API, MVC, MVP, SQL Server, jQuery...  ...with internal teams to produce software design and architecture. Work... 
    Senior
    Software
    C#
    Full time
    Work at office
    Local area

    DMI (Digital Management, Inc.)

    McLean, VA
    3 days ago

  • Senior Software Engineer - Desktop Applications

    $168k - $250k

     ...District Partners is engaged on this exclusive search for a Senior Software Engineer to take full ownership of a core component within a next...  ...ll Do: Build and maintain desktop applications using C#, WPF, XAML, and WinForms Own a distinct slice of a... 
    Senior
    Software
    C#
    Relocation
    Relocation package

    District Partners LLC

    Reston, VA
    4 days ago

  • Junior .NET Developer

     ...Job Title: .NET Developer Location: Chantilly, VA Clearance: Active TS/SCI w/ Polygraph...  ...Services Position Summary: The Junior Software Developer will plan, design, develop,...  ...established parameters. Skills: C# and VB ASP.NET Web Forms, MVC SQL... 
    Software
    C#

    ClearanceJobs

    Reston, VA
    3 days ago

  • Senior Software Engineer

     ...Description We are seeking a Senior Software Engineer to become an...  ...maintaining web applications in a .NET environment. Responsibilities...  ...maintenance Design and develop database driven web applications...  ...programming skills using C#, C#.NET, .NET Core, or ASP.NET... 
    Senior
    Software
    C#
    Flexible hours

    Xpand Corp

    Herndon, VA
    23 days ago

  • Senior Software Engineer

    $155k - $205k

     ...Senior Software Engineer Cooley is seeking a Senior Software Engineer to join the Practice...  ...user information solutions by developing, implementing, and maintaining internet...  ...APIs and microservices using ASP.NET Core, .NET 6+, and C#, with a strong focus on scalability,... 
    Senior
    Software
    C#
    Full time
    Temporary work
    Work at office
    Flexible hours
    Weekend work

    Cooley

    Reston, VA
    16 hours ago

  • .NET Developer

     ...We are seeking a versatile and experienced .NET Developer with a strong background in VBA, Microsoft Access, Visual Basic, and C#. This role is ideal for someone who thrives...  ....NET platforms. Solid understanding of software development best practices and design patterns... 
    Software
    C#
    Remote work

    Hire Talent

    McLean, VA
    5 days ago

  • AI/ML Machine Learning Engineer Senior

    $104.9k - $184.92k

     ...join a cross-functional team of experts in research, data science, software development, physics, and mathematics. As a key member of this...  ...more of the following programming languages: Python, Java, C++, C#, or MATLAB • Experience with TensorFlow, PyTorch, Keras, or... 
    Senior
    Software
    C#
    Full time
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Relocation
    Flexible hours
    Shift work

    Lockheed Martin Corporation

    Herndon, VA
    16 hours ago

  • .Net Application Developer

     ...Big Data or Cloud or Mobility developers/architects, we have them all....  ...to 6 years of experience with Net Framework 4.0 (4.5 is a plus) Knowledge of MVC, JQuery, C# / SQL Server are musts (MVC 6...  ...development best practices and software development tools Willing to... 
    Software
    C#

    Ideavat Inc

    McLean, VA
    1 day ago

  • Senior AI/ML Engineer (TS/SCI with Full Scope Poly) {S}

     ...This position is for a Senior AI/ML Engineer looking for...  ...research teams prototyping and developing AI/ML algorithms. You will support...  ...interdisciplinary team of researchers and software developers Experience with...  ...: Java, C++, Rust, Go, and/or C# Experience implementing... 
    Senior
    Software
    C#
    Temporary work
    Work at office
    Local area
    Remote work
    Visa sponsorship
    Relocation package
    Flexible hours

    ARKA Group

    Herndon, VA
    16 hours ago

  • .NET Developer

     ...process, collaborating closely with fellow developers, DBAs, QA, team leads, and stakeholders...  ...Microsoft technologies including ASP.NET 4.0, C#/VB.NET and Windows Server 2008 R2 with...  ...understanding of Object Oriented software design. Experience with Agile development... 
    Software
    C#
    Full time
    Work experience placement

    Ask IT Consulting

    McLean, VA
    1 day ago

  • Senior Software Engineer with Security Clearance

     ...Gridiron IT is seeking a highly motivated and independent SME/Senior Software Developer to take sole responsibility for maintaining and supporting...  ...demonstrations once a quarter to the customer ASP.Net C# LINQ and entity framework Object Relationship Mapping (ORM... 
    Senior
    Software
    C#

    Gridiron IT Solutions

    McLean, VA
    1 day ago

  • .Net Developer

    $100k - $160k

     ...Steampunk .NET Developer Steampunk is looking for an experienced .NET...  ...understanding with the following areas: software development (both green field...  ...customized web parts, C#, JavaScript/jQuery, JSON,...  ...developing applications at the Senior Programmer level and/or ~... 
    Software
    C#

    ClearanceJobs

    Falls Church, VA
    1 day ago

  • Full Stack .NET Developer

    $103.8k - $218.1k

     ...United States of America Full Stack .NET Developer Job Category: Information Technology...  ...and test automation in a consistent agile software development framework. If you thrive in...  ...Dapper, Entity Framework (or any other ORM), C#, Typescript, JavaScript, REST, XML, JSON... 
    Software
    C#
    Full time
    Contract work
    Local area
    Flexible hours
    2 days per week
    3 days per week

    CACI International

    Ashburn, VA
    2 days ago

  • Senior Implementation Consultant - GCM Federal Portfolio

     ..., clerical project flow, and software systems, ensuring accurate and...  ...relationships with senior management. This role is responsible...  ...on AWS. In this role, youll develop scalable back-end services and...  ...Angular,HTML5, RESTful services, .NET, C# and Cloud/AWS. The... 
    Senior
    Software
    C#
    Full time
    Contract work
    Temporary work
    Part time
    For contractors
    Internship
    Summer holiday
    Work at office
    Local area
    Immediate start
    Remote work
    Saturday
    Afternoon shift

    Tyler Technologies

    Herndon, VA
    2 days ago

  • Senior Software Engineer with Security Clearance

    SME/Senior Software Developer Location: Mclean, VA Work Type: Onsite Remote Work: NO Job Description Gridiron IT is seeking a highly motivated...  ...demonstrations once a quarter to the customer ASP.Net C# LINQ and entity framework Object Relationship Mapping (... 
    Senior
    Software
    C#
    Full time
    Part time
    Work experience placement
    Remote work

    Gridiron IT Solutions

    McLean, VA
    1 day ago

  • Sr. Software Engineer

     ...Job Title: Sr. Software Engineer Location: Reston, VA (TechSur HQ...  .... About the Role: The Senior Software Engineer will play a pivotal role in designing, developing, and maintaining high-quality...  ...programming languages such as Java, C#, or Python. ~ Experience... 
    Senior
    Software
    C#
    Work at office

    TechSur Solutions

    Reston, VA
    4 days ago

  • ServiceNow Developer, Senior

    $77.6k - $176k

     ...Job Number: R0226794 ServiceNow Developer, Senior The Opportunity: We are looking for...  ...and testing interfaces between software products and products of other vendors...  ...Experience with Java, Python, C#, C, C++, .NET, JavaScript, React, Angular, NodeJS,... 
    Senior
    Software
    C#
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Booz Allen Hamilton

    Ashburn, VA
    4 days ago

  • Senior GIS Developer

     ...products; and analysis of hardware/software issues. May direct the work of other developers. Design, code, and implement...  ...JavaScript, Python, CSS, SQL, NoSQL, C#, Perl or other languages as...  ...Overview We are seeking a Senior GIS Developer to join our team supporting... 
    Senior
    Software
    C#
    Permanent employment
    Full time
    Contract work
    Temporary work
    Local area
    Remote work
    Monday to Friday
    Weekend work
    Day shift
    Afternoon shift

    TekSynap

    Reston, VA
    2 days ago

  • Senior Technical Program Manager

     ...Job Description Salary: Senior Technical Program Manager We...  ...and managing multiple complex software development programs. As a hands...  ...a team of skilled software developers, fostering a high-performance,...  ...in programming languages (C++, C#, Python, Java, Shell, Go, PHP,... 
    Senior
    Software
    C#
    Remote work

    Brightline Interactive

    Ashburn, VA
    8 days ago

  • Senior Java Developer

     ...Application Developer performs high complexity (i.e. system level applications) analysis, design, development and unit testing of software applications from user requirements and design documents. The candidate also resolves defects encountered during various testing... 
    Senior
    Software

    Diverse Lynx

    Reston, VA
    3 days ago

  • Software Developer (.NET, Sitecore) - Remote

     ...Job Description: ~2+ years of experience developing enterprise-level web applications as a back-end developer. ~2+ years of experience with .Net, C#, SQL, and MVC ~2+ Experience developing solutions alongside a Content Management System (CMS) such as Sitecore,... 
    Software
    C#
    For contractors
    Remote work

    Vets Hired

    Reston, VA
    1 day ago

  • Senior DevOps Engineer with Security Clearance

     ...but you will also be scaling business process applications on our software. You will become a business process expert in the various...  ...Programming / scripting (e.g. Java, Javascript, BASH, Perl, Ruby, C#, PHP) Basic Qualifications Bachelor’s degree in any Engineering... 
    Senior
    Software
    C#
    Relocation

    Appian Corporation

    McLean, VA
    3 days ago

  • Senior DevOps Engineer

     ...Alarm.com is seeking a Senior DevOps Engineer to join our growing...  ...The DevOps engineer designs and develops applications to deliver integration...  ...automation solutions and software deployment frameworks from inception...  ...scripting languages: Bash, C#, Python, Go. ~ Familiarity... 
    Senior
    Software
    C#
    Casual work
    Work at office
    Immediate start

    Alarm.com

    McLean, VA
    1 day ago

  • Senior Product Security Engineer

     ...design and engineering efforts as well as software development lifecycles (SDLC) Support...  ...as part of CICD pipelines Identify and develop relevant security controls and processes...  ...one or more programming languages such as C#, Java, Python, etc. ~ Experience with security... 
    Senior
    Software
    C#
    Internship
    Monday to Friday
    Shift work

    Navy Federal Credit Union

    Vienna, VA
    3 days ago

  • Senior Power Platform Developer

    $86.6k - $181.8k

     ...Senior Power Platform Developer Job Category: Information Technology Time Type: Full time Minimum...  ...ASF) is hiring a Senior Power Platform software developer with experience developing...  ...with technologies such as C#, JavaScript, HTML/CSS, Liquid, FetchXML... 
    Senior
    Software
    C#
    Full time
    Contract work
    Work experience placement
    Interim role
    Local area
    Flexible hours

    CACI International

    Ashburn, VA
    3 days ago

  • Senior Lead AI Engineer (AI Foundations, LLM Core)

    $225.4k - $257.2k

     ...Senior Lead AI Engineer (AI Foundations, LLM Core) Overview: At Capital...  ...with Capital One. Design, develop, test, deploy, and support AI software components including foundation model...  ...Guardrails, Memory) using Python, C++, C#, Java, or Golang ~ Experience... 
    Senior
    Software
    C#
    Full time
    Part time
    Local area

    Capital One

    McLean, VA
    23 hours ago

  • Senior Software Engineer - Training Systems with Security Clearance

    Software Engineer Location: Sterling, VA Job ID: #69774 Pay Range: $80-105 ph (W2) Duration: 12 mos • Design, develop, integrate, and test software on cross-functional agile teams to deliver solutions...  ...working with multi-threaded C# or JAVA software applications. • Experience... 
    Senior
    Software
    C#
    Local area

    Butler Aerospace & Defense

    Sterling, VA
    1 day ago