664 Results for

Contract Developer Jobs in Reston, VA

Jobs

New!

Washington, DC2 days ago

Remote

$150,000–$200,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. We are a growing company in the reinsurance industry that is on the lookout for a Senior Software Engineer / Senior Full Stack Engineer with strong Python skills and a reinsurance or financial services background!

New!

Manassas, VA4 days ago

$90,000–$115,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our engineering teams build secure, maintainable systems that contribute directly to mission readiness across submarine, carrier, and shore-based environments while operating within collaborative agile development frameworks.

Chantilly, VA11 days ago

Intern

With the experience of hundreds of thousands of successful implementations, including macro, DAS, Small Cells, and Wi-Fi, the world’s leading network operators and OEMs trust our knowledge and experience to plan, perform, troubleshoot, and implement an array of technologies and solutions. This is a unique opportunity for a college student to gain hands-on experience working on an established, high-scale project, where you will contribute to real-world features that power global wireless networks.

New!

Washington, DC4 days ago

Full-time
Employee

The Expert ETL Developer serves as a senior technical contributor responsible for designing, developing, implementing, refining, and supporting complex ETL pipelines, data integration workflows, and transformation logic in support of enterprise reporting, analytics, and operational decision-making. This position works closely with Data Analysts, Power BI Developers, Power Apps Developers, Technical Project Managers, Scrum Masters, testers, technical writers, and Government stakeholders to translate requirements into reliable technical solutions.

New!

Vienna, VA2 days ago

Temporary
Contractor
Full-time

Deep expertise in Azure-native architectures: Azure Function Apps (isolated worker model), Azure SQL, Azure Service Bus, Azure AD / MSAL (OAuth2/OIDC). Architect real-time subsystems: SignalR hub for check-weigher events, Azure Service Bus Premium queuing for NAV output posting, and retry/dead-letter strategies.

Washington, DC9 days ago

$55–$65 Per Hour
Full-time
Employee

Job Details:Role: Oracle OIC Developer/Admin - LN03192026Location: Washington, DC (On-site with Hybrid) Duration: 12+ Months ContractJob Summary:Contractor will be modernizing and sustaining the financial system for USAC, to include implementing Oracle EBS on Oracle Cloud Infrastructure (OCI). Required Skills/Level of Experience:4 years of hands-on experience building complex integrations using OIC Gen2 or Gen 3.

New!

Washington, DC4 days ago

Full-time
Employee

The Senior ETL Developer is expected to understand data modeling, source-to-target mapping, transformation logic, data quality controls, and the operational impacts of upstream and downstream changes. Develop, enhance, test, and maintain ETL pipelines, data integration workflows, and transformation logic supporting reporting, analytics, and operational processes.•

Vienna, VA12 days ago

Full-time
Employee

The ideal candidate will have a passion for technology, a strong desire to learn, and the ability to work collaboratively with our experienced development team. This internship provides an excellent opportunity for hands-on experience in software development within the context of government projects.

New!

Washington, DC4 days ago

$60–$62 Per Hour
Full-time
Employee

The Drupal Web Developer is responsible for designing, developing, maintaining, and enhancing web applications and digital platforms built on the latest versions of Drupal (Drupal 9/10/11). The developer collaborates closely with designers, content teams, product owners, and IT leadership to deliver modern, accessible, and high‑performing web solutions.

Vienna, VA12 days ago

Full-time
Employee

5+ years of in-depth working knowledge of ASP.NET Core using C#.NET, Angular/React, HTML5, CSS, JavaScript/TypeScript, and MS SQL Server, Identity. 5+ years of experience with Agile methodology and eXtreme Programming best practices like TDD, CI/CD, and pair programming. Experience deploying and managing applications using cloud services such as Azure App Services, Azure Functions, AWS EC2, Lambda, or containerized.

New!

Tysons, VA5 days ago

$140,000–$215,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Jobot, and/or its agents and contracted partners.

Washington DC, DC10 days ago

2+ year of in-depth working knowledge of ASP.NET Core using C#.NET, Angular/React, HTML5, CSS, and MS SQL Server, Identity. Plan, design, build, test, deploy and maintain highly scalable web-based services using modern technologies.

New!

McLean, VA1 day ago

$150,000–$220,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Lead new product initiatives building on a proven quality and reliability platform to improve developer experience across AI, API, CLI, and VPC uses, new product org!

McLean, VA12 days ago

However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. The disclosed range takes into account the wide range of factors that are considered in making compensation decisions including, but not limited to, geographic location, relevant education, qualifications, certifications, experience, skills, seniority, performance, sales or revenue-based metrics, and business or organizational needs.

New!

Arlington, VA5 days ago

$120,000–$150,000 Per Year

Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. If you have a solid grounding in software engineering, continuous delivery, and computer science, and are looking for a career opportunity to grow and leverage those skills to the fullest while working on cutting edge technologies – Here is the place to be!

New!

Germantown, MD4 days ago

$130,000–$160,000 Per Year

Senior Applications Developer/Engineer, highly proficient in leading and independently maintaining, developing, testing and delivering high quality, enterprise-wide solutions. Provides Identity Management Expertise, including planning and maintenance of various identity systems and services (multi-factor, SSO) and authorization concepts.

New!

Washington, DC4 days ago

Full-time
Employee

An Engineer 3 has strong technical skills and background, a knack for learning new technologies, and a blend of good problem-solving and innovation needed to resolve a wide variety of technical production challenges. Develop Power Automate workflows to orchestrate report delivery, data refresh notifications, approval processes, and operational alerts across EDW reporting environments.

Washington, DC18 days ago

Remote

$50,000–$60,000 Per Year
Full-time
Employee

Programming experience (minimum 6 months) from academic coursework, hands-on projects, or professional work in one or more of the following: Java, Python, C, C#, C++, JavaScript, R, SQL, MATLAB, Mathematica, TypeScript, Shell scripting, Go, or Kotlin. This program offers motivated learners a pathway to gain real-world experience through immersive, paid training in technologies including Java, IntelliJ, MySQL, Spring, HTML, CSS, JavaScript, REST, and React.

Washington, DC18 days ago

$80–$85 Per Hour
Full-time
Employee

DC Public Schools (DCPS) aims to engage an experienced developer with at least 4 years of experience to maintain a suite of previously created applications as well as design, develop, and document projects and applications using PowerApps and the Power Platform suite. The contractor shall establish suitable processes and systems to guarantee the most regimented organization of resources involved in the support of the QuickBase Applications including project tracking and knowledge management.

New!

Reston, VA4 days ago

Remote

Full-time
Employee

Must have 3 years' experience in each of the following: with CI/CD and DevOps practices, with strong object-oriented programming skills, in Front-End Development with React, Angular, JavaScript, NodeJS, HTML, CSS, and jQuery, in Web Application Servers in configuring and deploying applications, with Microservices Architecture in designing and developing microservices, in Database Technologies: with normalized/denormalized databases, in Version Control & DevOps Tools with Git/Bitbucket, Docker, and other DevOps tools, in implementing best practices, optimizing performance, and conducting code reviews. Requires a minimum of a Bachelor’s (higher degree accepted) or its foreign equivalent in Computer Science, Software Engineering or closely related discipline plus 36 months’ experience as a full-stack software developer using object-oriented programming languages.

Fairfax, VA11 days ago

$94,750–$135,357
Full-time
Employee

HII - Mission Technologies is currently seeking a Junior BI Developer/Analyst to work out of Fairfax, VA in support of the DoD/DoW Advana War Data Platform designed to aggregate operational, intelligence, logistics, and sensor data from multiple domains, enable Joint All-Domain Command and Control (JADC2) by providing a common data fabric, and support AI/ML applications for predictive analytics, targeting, and mission planning. • Develops business intelligence components supporting War Data Platform (WDP) Core Integration data operations by preparing structured datasets, building baseline dashboards, and conducting routine analytic validation across Unclassified and NIPR, Secret and SIPR, and Top Secret and JWICS enclaves.

Fairfax, VA11 days ago

Remote

$110,747–$170,000
Full-time
Employee

Five or more years of specific successful Business Development, Capture Management or Program Management experience within the defense or federal market areas including but not limited to: Acquisition, Global Logistics, Integrated Product Support, Modernization, Intelligence and Operations, Engineering Services and additional capability/market areas required to sustain manned and unmanned platforms. The ideal candidate should understand services type contract arrangements and acquisition life cycles, and understand the organizational structure and mission of the 11 Unified Combatant Commands in the Department of War, the Department of State, the Department of Homeland Security, the Federal Emergency Management Agency, and other FEDCIV agencies.

Springfield, VA11 days ago

$76,164–$180,000
Full-time
Employee

Desired experience: Experience supporting; ServiceNow ITSM implementations, federal or regulated environments, platform governance and backlog management, user acceptance testing (UAT) and release validation. This position is part of our Cyber and Intelligence division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities, and personnel operations.

Sterling, VA16 days ago

Full-time

SENIOR SOFTWARE ENGINEER (5 positions offered) to design, develop and code applications using Java and Scala; Integrate backend software applications using Postgres and NoSQL databases; Create performance test suite using Jmeter; Implement cloud infrastructure using AWS services; Build Continuous Integration and Continuous Deployment (CI/CD) pipelines using Github, Jenkins and Artifactory. A Bachelor’s degree with 5 yrs of progressively responsible experience will be accepted in lieu of the Master’s degree and 2 years of experience; Any suitable combination of education, training or experience is acceptable.

Washington, DC30+ days ago

This role focuses on designing and building Power BI reports and dashboards, working comfortably within the Azure ecosystem, and querying and analyzing data primarily using Snowflake SQL to extract insights and support decision-making. Note: Due to the confidential nature of our federal government Clients, this role requires the ability to pass a United States federal government Public Trust background check and is exclusively open to U.S. Citizens located within the United States.

Washington, DC30+ days ago

This role ensures the platform is stable, secure, and optimized for daily operations, including case management, reporting, workflow automation, and integrations. We are seeking a Salesforce Lead Developer to support a government‑contracted contact center by leading the design, development, and maintenance of Salesforce solutions.

Rockville, Maryland11 days ago

$65–$75 Per Hour

Hands-On Design & Development: Collaborate with technical leads and work closely with other developers to design and implement migration patterns, reusable components, and reference code that support teams transitioning legacy Java/J2EE applications to AWS. AWS Service Integration: Select and integrate AWS services based on application needs, such as EC2/ECS/EKS for compute, S3 for storage, RDS for databases, API Gateway for APIs, and Lambda for event-driven processing.

Washington, DC30+ days ago

Remote

Full-time

Programming Languages Assembly (Primary language) C C++ Integration Technologies Experience working with enterprise integrations such as: DB2 databases REST or enterprise APIs IBM MQ messaging File-based integrations SFTP data transfers Developmental Responsibilities Legacy system enhancements. Role: Senior Developer – Mainframe / Assembler (z/OS, TPF) Location: Remote or NEC Region Job Type: Long Term Contract Job Summary: Client is seeking a Senior Developer with deep experience in IBM z/OS mainframe environments, specifically working with Assembly language and C/C++.

Sterling, VA30+ days ago

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. To attract and retain the highest quality staff, Northstrat provides a unique and versatile benefits package, the Individual Benefit Account (IBA), which places the power of choice in the hands of our greatest asset – the employee.

Herndon, Virginia17 days ago

$135,000–$216,000 Per Year

This role combines hands-on software engineering with mission-oriented delivery, requiring someone who can independently drive feature development, resolve complex technical issues, and help mature a production platform serving critical customer mission needs. The ideal candidate brings strong full-stack or backend development experience, comfort working in cloud-native environments, and the ability to operate effectively across both dedicated product support and broader organizational engineering priorities.

Fort Belvoir, VA30+ days ago

Full-time

The Senior Software Developer supports the design, development, and delivery of data analysis tools, collaboration systems, and visualizations that address real‑world operational needs and capability gaps for government customers. Applied Research Associates, Inc. is an employee-owned international research and engineering company recognized for providing technically superior solutions to complex and challenging problems in the physical sciences.

Rockville, MD30+ days ago

$85–$92 Per Hour

Bring a passion to stay on top of tech trends, experiment with and learn new technologies, participate in internal & external technology communities, and mentor other members of the engineering community. Encourage innovation, implementation of cutting-edge technologies, inclusion, outside-of-the-box thinking, teamwork, self-organization, and diversity.

Reston, Virginia30+ days ago

$146,200–$228,400 Per Year

Compensation at Noblis is determined by various factors, including but not limited to, the combination of education, certifications, knowledge, skills, competencies, and experience, internal and external equity, location, clearance level, as well as contract-specific affordability, organizational requirements and applicable employment laws. We believe our people are our greatest strength, and we consistently seek exceptionally skilled, mission‑driven professionals who care deeply about doing work that enriches lives and makes our nation safer.

New!

Fort Belvoir, Virginia4 days ago

$145,000–$150,000 Per Year

The Senior Developer will serve as a platform subject matter expert and work directly with government stakeholders and technical teams to provide architecture guidance, design leadership, and development oversight. This role will lead the design and delivery of enterprise Power Platform solutions (Power Apps, Power Automate, Power BI) while also supporting SharePoint front- and back-end development, including SPFx-based solutions.

Washington, DC30+ days ago

Contractor

In doing so, AMS supports business processes to include, but not limited to, tracking the lifecycle of accountable and non-accountable assets; managing asset receipt, creating tracking, maintenance, disposal, and valuation processes; providing greater visibility into asset history; automating commonly used forms and requests for service; and embedding workflow and email notifications into everyday asset management processes and preventative maintenance tracking. Microsoft Excel Microsoft Word Excellent verbal and written communication skills Nice to have skills: 2+ years experience with java class extension in IBM Maximo 7 or later 2+ years experience with creating and editing xml files 2+ years experience with Mobile App Development for Android and/or iOS Experience working with agile implementation teams Experience with federal government contract work, preferably DOJ agencies

Arlington, VA30+ days ago

Experienced in designing, implementing, and analyzing simulations involving extensive datasets, ensuring efficient data processing and accurate modeling outcomes. · Knowledge and experience with relational databases such as Oracle, MySQL, PostgreSQL, MariaDB, Microsoft SQL Server.

Herndon, VA12 days ago

Must possess the ability to understand new concepts quickly and apply them accurately throughout an evolving environment; strong communication, presentation, and interpersonal skills to effectively interface with other departments, customers, government representatives, and/or professionals; the capability of representing the organization as a prime technical contact; and the ability to provide leadership and guidance to less experienced professionals. + Communicates with engineering professionals, solution users, and management throughout the solution development cycle, represents the company as a prime technical contact on contracts and/or projects, interacts with senior external personnel on technical matters requiring coordination between the organizations, and participates in the development of new or expansion of existing business.

Falls Church, VA30+ days ago

Contractor

About CORTEK: Founded in 2003, CORTEK is a distinguished Service-Disabled Veteran-Owned Small Business (SDVOSB) specializing in Chemical, Biological, Radiological, and Nuclear (CBRN) defense, Weapons of Mass Destruction (WMD) terrorism prevention, Counter-WMD (CWMD) support services, and Freedom of Information Act (FOIA)/Privacy Act support. Our proven track record includes 12 years of incumbency on DOS contracts supporting WMD threat mitigation and consequence management programs, as well as comprehensive support for the Defense Threat Reduction Agency's (DTRA) technical and strategic objectives across Physical and Biological Sciences, Engineering, Policy, and Operations.

Herndon, Virginia30+ days ago

$104,000–$166,000 Per Year

Implement APIs, automation logic, data workflows, and user interfaces; develop dashboards and analytics features (e.g., Power BI) and automate processes (e.g., Power Automate) to improve operational visibility. Peraton Overview: Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy.

Falls Church, VA24 days ago

Remote

This ServiceNow solution is to be inclusive of Platform and Software Configuration, Development, Integration, Modernization, Expansion, Customization, Implementation, Provisioning, Administration, and Operations & Maintenance Support Services. DirectViz Solutions, (DVS) is a rapidly growing government contractor that provides strategic services that meet mission IT needs for government customers.

Laurel, MD18 days ago

Full-time

We also provide customer solutions in the areas of CND, CNE, and CNO by providing our customers with assessments and solutions in Threat Mitigation, Vulnerability Exposure, Penetration Testing, Threat Hunting, and Preventing Advanced Persistent Threat. Bother the Seniors: Actively seek out our senior developers to review your code, explain complex architectural decisions, and absorb their hard-earned wisdom (they like it, we promise).

Sterling, VA15 days ago

Full-time

Laansu is a robust and agile, women-owned, small business specializing in government contracting under executive leadership with more than a decade of experience in retaining and growing contracts awarded by the government of the United States. The Senior Software Developer will build, and support software products used by the Department of Transportation and the public at large to help ensure the safety of drivers and passengers on public roadways.

Rockville, MD30+ days ago

$85–$92 Per Hour

Washington, DC30+ days ago

This entry-level position is ideal for a developer looking to gain hands-on experience in Webflow and Framer while working on real client projects in a professional environment. Post-offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria are met as outlined in company policy.

New!

Leesburg, PA3 days ago

Remote

These roles are well suited for technically inclined backend developers who are strong in Java, comfortable with secure enterprise systems, and able to collaborate across DevOps, cloud, and data engineering functions. The selected candidates will develop, enhance, and maintain enterprise Java applications that support national security operations while working in a fast-paced agile environment with cross-functional technical teams.

Washington, DC29 days ago

Remote

$62,000–$80,000 Per Year

The mental requirements that are essential to satisfactorily executing the responsibilities outlined in this job description include, but are not limited to: learning new tasks, comprehending, and retaining information, completing tasks independently, effectively communicating verbally and in writing, demonstrating proficiency in using computer software to perform assigned tasks. Corus also provides a generous retirement plan and PTO to include vacation, sick, holiday, parental, jury, international travel, and bereavement leave; employer-sponsored basic life/AD&D insurance; employee wellness incentives, and employee work/life balance and assistance programs.

Washington, DC30+ days ago

Contractor

Minimum 8 years of hands-on experience with Oracle EBS (R12.x), including development using PL/SQL, Forms, Reports, OAF, Workflow Builder, and Web ADI. Support month-end, quarter-end, and year-end closing activities by ensuring data flow and transactions process smoothly.

Falls Church, Virginia30+ days ago

Chantilly, Virginia12 days ago

$112,000–$179,000 Per Year

As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton Overview: Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy.

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Contract Developer Jobs in Reston, VA

Senior Python Developer Jobot

Entry Level Java Developer | Clearable Jobot

Software Developer (Full Stack/Backend) Intern TeleWorld Solutions

Expert ETL Developer Drevol LLC

Sr .Net Architect / Developer eSolutionsFirst, LLC

Oracle OIC Developer/Admin Creative Global Consulting, LLC

Senior ETL Developer Drevol LLC

Jr. Software Developer Company Confidential

Drupal Developer CSZNet, Inc.

Cloud Full-Stack Software Developer Company Confidential

Senior Backend Engineer Jobot

Software Developer NuAxis Innovations

Senior Product Manager Jobot

Senior ServiceNow Developer Capgemini Government Solutions LLC

Software Engineer Jobot

Senior Applications Developer Dunhill Professional Search

Senior Power BI Developer Drevol LLC

Dev10 Software Developer - Remote Genesis10

Sr Power Apps Developer CSZNet, Inc.

Sr. Software Engineer Ellucian Company LLC

BI Developer/Analyst (Data Scientist 2) Company Confidential

Business Developer- Remote (Business Development Rep 4)- 28463 Company Confidential

ServiceNow Developers -Majestic 1 Company Confidential

Senior Software Engineer Teknowleap, Inc

Contract Power BI Developer Data Society

Salesforce Lead Developer (Contact Center - Federal Contract) Systems Integration, Inc.

Senior Software Developer (Java/J2EE/Application Modernization) CTIS, Inc.

Senior Developer – Mainframe / Assembler (z/OS, TPF) Lumen Solutions Group Inc

Senior Software Developer Northstrat

Senior Developer - Generative AI Platform and Mission Support Peraton

Senior Software Developer Applied Research Associates, Inc

Sr. Java Developer (Ping/IAM) Software Guidance & Assistance

Senior Software Developer Noblis

Senior SharePoint & Power Platform Developer (Active Secret Clearance) Akima, LLC

Sr Maximo Java Application Developer Collins Consulting, Inc

Software Developer IQUASAR LLC

Software Developer VI General Atomics

Senior Software Developer Cortek Inc

Software Developer, Senior Peraton

Senior ServiceNow Developer DirectViz Solutions, LLC

Full Stack Developer GliaCell Technologies

Senior Java Developer Laansu

Sr. Java Developer (Ping/IAM) SGA Inc.

Part-time Jr Webflow Developer Uniqcli

Software Developer - Java BizFirst

Senior Associate, Enterprise Application Developer Corus International

Sr Developer Think Tank, Inc.

Senior Web Developer ValidaTek, Inc.

Senior SharePoint Developer ValidaTek, Inc.

Cyber Software Developer (Networking & Python), Senior Associate - TS/SCI w/poly Peraton

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