C# Application Developer Jobs In District Of Columbia - 136 Job Positions Available

1 – 20 of 136 jobs
Ardent MC jobs

At Ardent, we hire people who want more than a job — they want to serve a mission that matters. Our teams support the federal government’s most critical national security and defense priorities, helping protect the

Ardent MC  28 days ago
Ardent MC jobs

At Ardent, we hire people who want more than a job — they want to serve a mission that matters. Our teams support the federal government’s most critical national security and defense priorities, helping protect the

Ardent MC  28 days ago
Koniag Government Services jobs

Kadiak, LLC, a Koniag Government Services company, is seeking a Senior Web Application Developer with a Top-Secret security clearance to support Kadiak and our government customer in Washington, DC. We offer competitive compensation and an extraordinary benefits package

Koniag Government Services  23 days ago
Acuity, Inc. jobs

Overview Acuity, Inc. has an opening for a solid mid-level Applications Developer (SharePoint) to join our team supporting a key federal customer. Our team utilizes a range of platforms to assist our clients in meeting their goals including

Acuity, Inc.  17 days ago
Cayuse Holdings jobs

Overview The Web Application Developer is responsible for designing, testing, and developing well-designed web-based software code that is testable and efficient, using best software development practices to meet user needs. This role involves recommending software upgrades for current

Cayuse Holdings  7 days ago
State of Washington jobs

Posting number: 2026-05938 Department: Attorney Generals Office Division: Information Services Job classification: IT APPLICATION DEVELOPMENT - ENTRY Posting type: Open & Promotional Categories: IT and Computers, Legal Summary Persons requiring reasonable accommodation in the application process or requiring

State Of Washington  6 days ago
AVER jobs

AVER is a fast-growing SDVOSB that has achieved significant revenue growth over the past 5 plus years with much of our work focused on Data Analytics, Mission Support, IT Modernization and Biometrics. AVER is seeking a

AVER  2 days ago
AVER jobs

AVER is a fast-growing SDVOSB that has achieved significant revenue growth over the past 5 plus years with much of our work focused on Data Analytics, Mission Support, IT Modernization and Biometrics. AVER is seeking a

AVER  2 days ago
Accenture Federal Services jobs

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people.Our 13,000+ people are united in a shared purpose to pursue the limitless

Accenture Federal Services  28 days ago
General Dynamics Information Technology jobs

Type of Requisition:Regular Clearance Level Must Currently Possess:Top Secret Clearance Level Must Be Able to Obtain:Top Secret/SCI Public Trust/Other Required:None Job Family:Software Engineering Job Qualifications: Skills:Development Experience, Microsoft .NET, Software Development Certifications:None Experience:3 + years of

General Dynamics Information Technology  20 days ago
Cayuse Holdings jobs

Overview The Senior Power Platforms Developer will design, develop, and optimize modern, user-centric business applications leveraging Microsoft Power Platform and related technologies. In this role, you will combine strong UX/UI design skills with hands-on Power Apps, Power Automate,

Cayuse Holdings  27 days ago
MetroStar jobs

As a Sr. Software Developer III, you will design, build, and deliver secure, reliable software solutions for a highly visible, mission-critical customer supporting national-level operations. You will be part of a program focused on rapidly delivering high-quality

MetroStar  23 days ago
Koniag Government Services jobs

Kadiak, LLC, a Koniag Government Services company, is seeking a Senior Power Platforms Developer with a Top-Secret security clearance to support Kadiak and our government customer in Washington, DC. We offer competitive compensation and an extraordinary benefits

Koniag Government Services  23 days ago
Johns Hopkins University jobs

We are seeking a Developer II who will participate in the creation, implementation, maintenance, performance, production support and documentation of various departmental and enterprise-wide application systems. This includes but is not limited to the installation, modification, and testing

Johns Hopkins University  23 days ago
Booz Allen Hamilton jobs

Gaming Experience Full Stack Developer The Opportunity: Everyone is trying to harness the power of cloud and emerging technologies—but not everyone knows how to apply them effectively. As a Junior Full Stack Developer, you’ll support the development of

Booz Allen Hamilton  20 days ago
Capital Insurance Group jobs

Why CIG? At Capital Insurance Group we offer our employees more than just a job. We foster career growth, provide opportunities to give back to our communities, and help you take the next step in your

Capital Insurance Group  17 days ago
MicroTech jobs

Overview The Web Developer Security Engineer is responsible for securing mission-critical web applications, APIs, and supporting cloud services by integrating security throughout the Software Development Lifecycle (SDLC). This position provides application security engineering, vulnerability management, security monitoring, DevSecOps integration,

MicroTech  15 days ago
AIS (Applied Information Sciences) jobs

Why AIS? When you join AIS, you’re joining a mission-driven team that’s passionate about making a difference. You’ll work on projects that matter, alongside industry-leading experts, in an environment that fosters innovation, driving client success, and

AIS (Applied Information Sciences)  15 days ago
A-TEK, Inc. jobs

Empower, Innovate, Impact! At Team A-TEK, we EMPOWER people to drive INNOVATION that IMPACTS mission! A-TEK operates at the intersection of mission and innovation by applying our deep domain expertise across the federal markets. Embracing our

A-TEK, Inc.  13 days ago
Nationwide IT Services jobs

Lead Developer, Senior Location: Washington, DC Metropolitan Area (Hybrid/On-site as required by customer) Employment Type: Full-Time Clearance Requirement: Must be able to successfully obtain and maintain a Tier 2 (Moderate Risk) Public Trust background investigation before contract

Nationwide IT Services  13 days ago

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