XHTML Jobs in District of Columbia

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IT App Solutions Architect SR/ AI/ML Engineer

Lumen Solutions Group Inc.

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Washington, District of Columbia, USA

Contract

Position Title: IT App Solutions Architect SR/ AI/ML Engineer Skillset: Key Technical Skills and Responsibilities AI/ML Development: Design and imple ment supervised and unsupervised models including regression, classification, clustering, time-series forecasting, and boosting methods. Build and fine-tune neural networks including CNNs, RNNs, and LSTMs. Generative AI: Develop and integrate solutions powered by LLMs and open-source foundation models. Evaluate and optimize model performance, late
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Posted 16 days ago | Updated 2 hours ago

.Net Developer

Electronic Consulting Services, Inc (ECS Federal)

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Arlington, Virginia, USA

Full-time

Job Description ECS is seeking a .NET Developer to work remotely . Expert applications developer with robust technical design capabilities including experience implementing design patterns such as MVC and MVP Works collaboratively with a development team to transform business requirements into a technical solution Ability to work independently in the writing and support of complex applications May take on specialized duties on the development team as assigned Salary Range: $161,268 - $167,268
Posted 10 days ago | Updated 4 hours ago

Full Stack Developer

Booz Allen Hamilton

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Reston, Virginia, USA

Full-time

Job Number: R0221630 Full Stack Developer The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for a seasoned developer like you with the expertise needed to build software and systems from vision to production-ready. This role is more than just coding. As a lead
Posted 7 days ago | Updated 8 hours ago

Full Stack Developer

Booz Allen Hamilton

•

Reston, Virginia, USA

Full-time

Job Number: R0221628 Full Stack Developer The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for a seasoned developer like you with the expertise needed to build software and systems from vision to production-ready. This role is more than just coding. As a lead
Posted 7 days ago | Updated 8 hours ago

Lead Software Engineer, Full Stack

Capital One

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McLean, Virginia, USA

Full-time

Lead Software Engineer, Full Stack Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who solve real problems and meet real customer needs. We are seeking Full Stack Software Engineers who are passionate about marrying data with emerging technologies. As a Capital One Lead
Posted 23 days ago | Updated 3 hours ago

QA Testing Specialist

Technogen, Inc.

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Bethesda, Maryland, USA

Contract, Third Party

TECHNOGEN, Inc. is a Proven Leader in providing full IT Services, Software Development and Solutions for 15 years. TECHNOGEN is a Small & Woman Owned Minority Business with GSA Advantage Certification. We have offices in VA; MD & Offshore development centers in India. We have successfully executed 100+ projects for clients ranging from small business and non-profits to Fortune 50 companies and federal, state and local agencies. Role: QA Testing Specialist Duration: 3 years Primary work locatio
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Posted 2 days ago | Updated 1 day ago

Software Lead Engineer Supervisor

SAIC

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Arlington, Virginia, USA

Full-time

Job ID: 2507172-ARLINGTON-VA Location: ARLINGTON, VA, US Date Posted: 2025-07-01 Category: Software Subcategory: SW Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: Yes Description SAIC is seeking a highly skilled and experienced Lead Engineer for our Legacy Software Baseline team. The ideal candidate will have a strong background in software development
Posted 2 days ago | Updated 5 hours ago

Digital Marketing Coordinator

Robert Half

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Washington, District of Columbia, USA

Contract

Description Robert Half's client, a respected law firm, is seeking a skilled and detail-oriented Digital Marketing Coordinator to join their marketing and business development team. This role supports a variety of digital initiatives, including website management, client alerts, social media content, podcasts, and email marketing. The ideal candidate has a strong understanding of digital best practices, exceptional organizational skills, and experience in a professional services environment. Thi
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Posted 22 days ago | Updated 4 hours ago

ServiceNow Developer

Zachary Piper Solutions, LLC

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Columbia, Maryland, USA

Full-time

Piper Companies is looking for a ServiceNow Developer to join a a premier healthcare organization in Columbia, Maryland. This is a long term opportunity with a great hybrid schedule! Responsibilities for the ServiceNow Developer: Design, code, and troubleshoot applications on the ServiceNow platform using languages like JavaScript, Jelly, and HTMLIntegrate ServiceNow with other programs and third-party systems via APIsAnalyze system performance and implement enhancements to ensure optimal funct
Posted 21 days ago | Updated 17 days ago

Cloud Engineer

Booz Allen Hamilton

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Reston, Virginia, USA

Full-time

Job Number: R0221631 Cloud Engineer The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a Cloud Engineer, you know how to create a cloud-based technical architecture that meets client needs and takes advantage of cloud capabilities. What if you could use your cloud architecture skills to improve national security? We need you to help us develop cloud-based solutions for some of our client's toughest problems. As a leader on our team, you'll design a new clo
Posted 7 days ago | Updated 8 hours ago

Secret Cleared Microsoft PowerApps/Dynamics Developer

ALTA IT Services

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Arlington, Virginia, USA

Full-time

Job Title: Secret Cleared Microsoft PowerApps/Dynamics Developer Location: Arlington, VA Type: Contract To Hire Compensation: 130-160K Contractor Work Model: Onsite Security Clearance: Secret clearance is required Job Description: ALTA IT Services is seeking a Microsoft PowerApps/Dynamics Developer! You will join a team that uses PowerApps and Dynamics 365 to develop and deploy applications in our Dynamics/365 environment (Azure GCC). You'll provide software engineering and development support
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Posted 2 days ago | Updated 4 hours ago

Senior Computer Scientist

Booz Allen Hamilton

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Washington, District of Columbia, USA

Full-time

Job Number: R0220983 Computer Scientist, Senior The Opportunity: As an experienced engineer, you know that machine learning is critical to understanding and processing massive datasets. Your ability to conduct statistical analyses on business processes using ML techniques makes you an integral part of delivering a customer-focused solution. We need your technical knowledge and desire to problem-solve. As a machine learning engineer on our national security team, you'll train, test, deploy, and m
Posted 22 days ago | Updated 8 hours ago

Software Engineer - 25k Sign on Bonus

Leidos

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Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for a Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate
Posted 6 days ago | Updated 3 hours ago

Software Engineer - active Top Secret required

General Dynamics

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Washington, District of Columbia, USA

Full-time

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 Development Job Qualifications: Skills: Microsoft .NET Development, Software Development, Structured Query Language (SQL) Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Deliver simple solutions to complex problems as a SOFTWARE DEVELOPER at GDIT. H
Posted 11 days ago | Updated 7 hours ago

Senior Lead Software Engineer, Salesforce (Individual Contributor)

Capital One

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McLean, Virginia, USA

Full-time

Senior Lead Software Engineer, Salesforce (Individual Contributor) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who love to solve real problems and meet real customer needs. We are seeking Salesforce Software Engineers who are passionate about marrying data with emer
Posted 28 days ago | Updated 3 hours ago

Principal Frontend Software Developer

Base-2 Solutions, LLC

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Washington, District of Columbia, USA

Full-time

This position is responsible for working with DoD, IC, and Federal customers to develop, deploy and configure data centric Zero Trust solutions. These solutions should adhere to Zero Trust best-practices, reference frameworks, regulations, and guidelines. Position requires interfacing with customer stakeholders and engineering teams. Qualifications Front-end development subject matter expertExpert in JavaScript, HTML, CSS, and BootstrapSME level experience in React, Angular, and Vue frameworks
Posted 5 days ago | Updated 7 hours ago

Lead Software Engineer, Full Stack (Java/Python/AWS)

Capital One

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McLean, Virginia, USA

Full-time

Lead Software Engineer, Full Stack (Java/Python/AWS) Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive, and iterative delivery environment? At Capital One, you'll be part of a big group of makers, breakers, doers and disruptors, who solve real problems and meet real customer needs. We are seeking Full Stack Software Engineers who are passionate about marrying data with emerging technologies. As
Posted 36 days ago | Updated 3 hours ago

UI Designer (Future Opportunities)

ICF

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Reston, Virginia, USA

Full-time

ICF is hiring for a UI Designer. This role requires you to create interactive programs that enhance a customer's experience and help facilitate an enjoyable experience on the business's website. The designer will need to have a working understanding of coding and deliver quality products to improve USPS marketing platforms and services. Responsibilities: Improve the look and feel of interactive computers and product softwareCreate overall concepts for the user experience within a business webpa
Posted 51 days ago | Updated 8 hours ago

Cloud Engineer

Booz Allen Hamilton

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Reston, Virginia, USA

Full-time

Job Number: R0221633 Cloud Engineer The Opportunity: Everyone is trying to "harness the cloud," but not everyone knows how. As a Cloud Engineer, you know how to create a cloud-based technical architecture that meets client needs and takes advantage of cloud capabilities. What if you could use your cloud architecture skills to improve national security? We need you to help us develop cloud-based solutions for some of our client's toughest problems. As a leader on our team, you'll design a new clo
Posted 7 days ago | Updated 8 hours ago

Web Application Developer, Lead - TOP SECRET Clearance w/SCI Eligibility Required

American Systems Corporation

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Washington, District of Columbia, USA

Full-time

Overview THIS POSITION INCLUDES A $5,000 SIGN-ON BONUS! AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities As a Web Application Developer, Lead, with AMERICAN SYSTEMS you will have the opportunity to do the following: Modernize and maintain web apps for scalability and
Posted 53 days ago | Updated 8 hours ago