155 Results for

Contract Developer Jobs in District of Columbia

Jobs

New!

Washington, DC2 days ago

Working experience with Agile development methodology and roles along with experience utilizing CI/CD for building and deploying cloud applications with the Python language for backend services and Angular front-end development is important for this role. At least 7 years of demonstrated programmer / analyst experience developing software according to software development lifecycle (SDLC) and Agile methodology.

New!

Washington, DC2 days ago

$140,000–$180,000 Per Year

This role will work as part of the Sales Engineering team and engage directly with customers on-site, in a hybrid format, or remotely, as required by each customer, including the potential for occasional short-term travel to customer locations across the United States. Successful Software Developer's demonstrate competency in integrating advanced technologies into existing business processes, building new functionality, ensuring successful software deployments, and working closely with customers.

New!

Washington, DC6 days ago

Provides consultation on complex projects and is the top-level contributor/specialist of most phases of systems analysis, while considering the business implications of the application of technology to the current and future business environment. - The business system analyst is responsible for solving business problems, defining business architecture, process optimization, business rules, business cases, business requirements, organizational change (communications), and UAT.

New!

Washington, DC5 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.

Washington, DC30+ days ago

Temporary
Contractor
Full-time

This involves building a data platform that supports data flows/pipelines, Extract, Transform and Load (ETL) / Extract, Load and Transform (ELT) and orchestration, data lake/data warehousing, geospatial analysis and services, big data query and analysis. Design and architect robust Azure Government cloud infrastructures, including virtual networks, subnets, firewall rules, and VM configurations, to meet project requirements for scalability, high availability, and security.

New!

Washington, DC5 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, DC26 days ago

Full-time
Employee

Overview We are looking for a Senior Backend Engineer to support federal software engineering efforts, primarily focused on operations and maintenance of Data.gov applications. The ideal candidate has strong Python and Flask experience, and is comfortable working in a dockerized development environment.

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.

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

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++.

Washington, DC27 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.

Washington, DC30+ days ago

$115,000–$145,000
Full-time

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 seeking a highly skilled, experienced, and passionate Senior Application Developer with expertise in .NET, Angular, and TypeScript to join our dynamic Tech Services team.

Washington, DC30+ days ago

Founded in 2015, EM Key Solutions, Inc. (EMKS) is a Service-Disabled Veteran-Owned Small Business (SDVOSB) offering a broad range of services to support Federal Government enterprises in meeting their mission requirements and business demands. 2+ years of experience in the following:End-to-end development of business processes using Blue Prism or similar RPA software with the ability to develop on Windows, mainframe, web-based browsers, etc.

Washington, DC30+ days ago

We are looking for a candidate with knowledge and experience in analysis, design, hands-on development and delivery of web-based applications utilizing SharePoint with proficiencies in REST API, NET, JavaScript, jQuery, InfoPath, Visual Studio, Visual Studio Code, SharePoint Client-Side Object Model (OM), HTML, CSS, and SPFx. · Working knowledge of .NET, REST API, JavaScript, jQuery, InfoPath, Visual Studio, Visual Studio Code, SharePoint Client-Side Object Model (OM), HTML, CSS, SPFx, and PowerShell to further enhance the look and feel and boost functionality within SharePoint when using these methods.

Washington, DC23 days ago

Strong front-end development experience using React or Angular (or similar modern JavaScript frameworks), including building reusable components and integrating with REST APIs. The ideal candidate is a hands-on engineer with deep full stack experience who can build scalable services and intuitive UIs while integrating with Collibra APIs and related data governance components.

Washington, Washington, DC30+ days ago

$65,200–$101,950 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. The Software Developer provides technical programming, automation, and data management support to the NAVSEA PMS 339 Surface Training Systems Program Office.

Washington, DC30+ days ago

Chenega Agile Real-Time Solutions (CARS) is seeking a Senior ServiceNow Developer to support the design, configuration, development, and maintenance of ServiceNow solutions in support of the Federal Communications Commission’s (FCC) Enterprise Technical Services (FETS) contract. The developer will work closely with the ITSM, cybersecurity, enterprise architecture, and quality service management teams to implement scalable, secure, and effective ServiceNow modules aligned to FCC business and operational goals.

Washington, DC30+ days ago

Full-time

We have shifted to adopting SAFe and encourage Contractors trained in SAFe, request that contractors have camera available and on majority of the time, and set expectations that they are part of Agile team on which we need them to embrace self-management and self-organization in terms of their iteration commitments, capacity planning, capacity allocation, etc. Java Full Stack Developer Location: Washington, DC (Hybrid – once in a month) Duration: 12-month contract Job Description: Java /Python Developer will help support the API Platform implementation.

Washington, DC30+ days ago

Full-time

Position:- Senior ArcGIS Developer Location:- Remote Duration:- Long term contract Key Responsibilities Design, develop, and maintain mobile-first ArcGIS applications using ArcGIS Experience Builder. Access to a virtual desktop set up (software) will be provided by Lumen’s client, allowing the user access to the required systems and technology.***

New!

Washington, DC2 days ago

$86,800–$198,000 Per Year

Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

Washington, DC30+ days ago

Full-time

Responsibilities Design, develop, test, debug, and implement Salesforce applications Work extensively with Lightning Web Components, Apex Triggers, Apex Classes, Flow, Visualforce, and SOQL Participate in requirements analysis, solution design, and implementation Collaborate closely with cross-functional teams and stakeholders Ensure high-quality deliverables through best practices and code reviews Support integrations with internal and external systems using REST APIs Work Allocation 50% Development 20% Testing 20% Design, analysis, requirements, and implementation 10% Collaboration Required Qualifications Bachelor’s Degree in Computer Science, related IT field, or equivalent work experience 5+ years of experience building, deploying, and supporting Salesforce applications and platform solutions Strong experience in Salesforce application development Experience with web technologies including HTML, CSS, and JavaScript Strong experience with REST APIs for system integrations Solid understanding of object-oriented design patterns and Salesforce data modeling best practices Experience developing Salesforce reports and dashboards Experience working in Agile environments using tools such as JIRA Familiarity with source control systems such as Git or SVN Excellent verbal, written, and presentation skills Preferred / Plus Skills Experience in healthcare insurance domain Experience with Lightning Web Components, Apex, Flow, Visualforce, and SOQL Experience with multi-cloud architectures and AWS Experience with Salesforce call center implementations Experience with CI/CD tools such as Copado Understanding and knowledge of AI concepts Agentforce 360 experience or knowledge Development using AI tools such as Agentforce DX and Agentforce Vibes Data Cloud / Data 360 experience or knowledge Integration experience with other SaaS systems Additional Skills Salesforce, Lightning Component Development, REST APIs, Security, Agentforce, Cloud Technologies Job Title: Senior Salesforce Developer Location: DC / MD / VA (Hybrid role — 1 or 2 times every two weeks, Canton, DC, VA) Role Type: Contract to Hire Role Overview The Senior Salesforce Developer is responsible for the design and development of Salesforce applications within the healthcare domain.

Washington, DC30+ days ago

Responsibilities include technical advice for designing and implementing strategies for collaboration, code, source control, security, compliance, continuous integration, testing, delivery, monitoring and feedback. H2 Performance Consulting (H2) is seeking a Senior Cloud Developer to provide support to the Administration and Resource Management Division (ARI) within Headquarters Marine Corps (HQMC).

New!

Washington, DC2 days ago

Washington, DC27 days ago

The developer produces custom solutions across SharePoint and Microsoft Power Platforms while delivering KM training to end users and site owners. Develop custom software using Microsoft Power Platforms (Power Apps, Power BI, Power Automate, DataVerse).

Washington, DC30+ days ago

Remote

Description: The candidate must be able to independently research and design processes, create specifications, develop, lead testing, perform code reviews, actively engage with the team and stakeholders, attend meetings, provide guidance, and respond promptly. • Assist the team, DPH staff, and vendors to onboard providers and partners to utilize Rhapsody supported services like HL7 electronic lab reporting (ELR), electronic test.

Washington, DC30+ days ago

Remote

Washington, DC, DC9 days ago

This role will lead enterprise Python development efforts focused on modernizing legacy systems, building scalable APIs, and implementing secure, cloud-ready solutions. Containerization experience with Docker and Kubernetes Python Institute certifications strongly preferred: PCEP (Certified Entry-Level Python Programmer).

Washington, Washington, DC30+ days ago

Overview: AMERICAN SYSTEMS, a 100% employee-owned federal government contractor, is seeking a Senior Web Applications Developer to support mission-critical initiatives at Joint Base Anacostia-Bolling (JBAB), Washington, DC. Node.js, JavaScript, HTML, CSS, SQL, and RESTful API integration, along with the ability to refactor legacy systems, improve application scalability and performance, and collaborate with stakeholders in Agile development environments.

New!

Washington, DC5 days ago

Full-time

Preferred QualificationsPlatform-specific senior developer certification on the proposed BOAT platform (for example, Appian Certified Senior Developer, Pega Certified Senior System Architect, ServiceNow Certified Application Developer, or Microsoft Power Platform Developer Associate / Solution Architect Expert). The Senior Software Developer leads hands-on build of the BOAT low-code applications that modernize FMCSA's RICE mission systems, starting with the Crash Causal Factors Program Proof of Concept and extending to the additional applications onboarded under the option periods.

Washington, DC16 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

Full-time

The Senior Application Programmer/Developer will support all applications through the complete software development lifecycle (SDLC), including adding new functionality, implementing code changes, resolving bug fixes, conducting comprehensive testing, and performing full-stack web development (front-end, back-end, and database). This role will focus on full-stack application development, system architecture design, code optimization, and technical mentorship while supporting the maintenance, enhancement, and creation of mission-critical applications that gather, use, and share organizational data.

Washington, D.C.23 days ago

$86,000–$138,000 Per Year

We support the Commodity Futures Trading Commission (CFTC) Data Engineering and Processing (DEAP) project by providing analyses, solutions and maintenance of many processes that ingest financial market data used across multiple CFTC regulatory and analytical systems, including high‑volume, mission‑critical data ingest pipelines. Serve as a member of an Agile team to provide engineering support and maintenance of services and processes that migrate and promote data and algorithms to the AWS cloud environment and supporting cloud databases.

Washington, DC30+ days ago

Design, develop, test, and deploy functional enhancements and backlog items (e.g., Space Management, Lease Management, Self-Certification, Asset Tracking, Reporting modules) in accordance with IRS prioritization. Develop and maintain system integrations and ETL processes with IRS systems (e.g., CADS, IFS, PeopleTrak, TAPS, SIMS), including creation and upkeep of Interface Control Documents (ICDs).

Washington, DC30+ days ago

$95,000–$125,000
Full-time

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 development strategy is agile and policy-driven, allowing us to identify attractive markets and rapidly advance projects that deliver both economic and environmental value to local communities.

Washington, D.C.19 days ago

There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. Responsibilities: As a Software Engineer in support of our customer at the Naval Research Lab (NRL), you will play a pivotal role in designing, developing, implementing, and maintaining our software incorporated within complex maritime systems that process multiple different intelligence data sets.

Washington, DC30+ days ago

Remote

Joint Base Anacostia- Bolling (JBAB), DC9 days ago

$190,000–$200,000 Per Year

Possess a Master’s degree in an area related to the labor category from a college or university accredited by an agency recognized by the U.S. Department of Education or have Bachelor’s degree related to the labor category from a college or university accredited by an agency recognized by the U.S. Department of Education and an additional 2 years of related Senior experience, for a total of 10 years. Salary at Castalia Systems is determined by various factors, including but not limited to location, position knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

Washington, DC30+ days ago

$110,000–$150,000

You will work in a team that will be expected to provide support in the areas of change management and communications; strategic planning and analysis; business transformation and initiative management; process and performance improvement; and project management strategic planning, analysis, and governance. Execute targeted Structured Query Language (SQL), Visual Basic for Applications (VBA) for Office and formatting updates to accommodate source-data changes and ad-hoc reporting needs.

Washington, DC28 days ago

Remote

This REMOTE role offers the opportunity to work on modern integration solutions using Mule 4 and the Anypoint Platform, supporting mission?critical workflows and large?scale digital transformation initiatives. Our client is seeking a MuleSoft Developer to design and build scalable, secure integrations that connect enterprise systems, data sources, and cloud platforms.

Washington, DC30+ days ago

Effective verbal and written communication skills, especially for collaborating on mainframe integration with Java developers and migration planning. • Expereience with test automation in unit tests, functional tests, regression tests and performance tests.

Washington, DC30+ days ago

Remote

$100,000–$124,000 Per Year

SkyePoint Decisions is a leading Cybersecurity Architecture and Engineering, Critical Infrastructure and Operations, and Applications Development and Maintenance IT service provider headquartered in Dulles, Virginia with operations across the U.S. We provide innovative enterprise-wide solutions as well as targeted services addressing the complex challenges faced by our federal government clients. Salary at SkyePoint is determined by various factors, including but not limited to location, work schedule, the candidate's combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability, market data and business considerations.

New!

Washington, DC5 days ago

Full-time

The Intermediate Software Developer builds features on the BOAT low-code platform under the technical direction of the Senior Software Developer, contributing to the Crash Causal Factors Program Proof of Concept and to additional applications onboarded onto the platform across the option periods. Preferred QualificationsPlatform-specific developer certification on the proposed BOAT platform (for example, Appian Certified Associate or Senior Developer, Pega Certified System Architect, ServiceNow Certified Application Developer, or Microsoft Power Platform Developer Associate).

New!

Washington, DC2 days ago

On behalf of our Federal Contracting client, ClearanceJobs Talent Solutions Team is seeking a Senior Backend (ETL) Engineer to be a key contributor to both user-facing product launches as well as platform enhancements and stability. • Experience building applications on cloud computing platforms such as AWS, Azure, GCP, using container technologies such as Docker and Kubernetes.

Washington, DC30+ days ago

$110,000–$135,000 Per Year

WSP USA is providing the compensation range that the company in good faith believes it might pay and/or offer for this position within the state of Colorado, based on the successful applicant’s education, experience, knowledge, skills, and abilities in addition to internal equity and specific geographic location. WSP USA is providing the compensation range that the company in good faith believes it might pay and offer for this position, based on the successful applicant’s education, experience, knowledge, skills, abilities in addition to internal equity and specific geographic location.

Washington, DC30+ days ago

Full-time

Lastly, as a “verified” Service-Disabled Veteran Owned Small Business (SDVOSB) and a Maryland Department of Transportation (MDOT) Minority/Disadvantaged Business Entity (MBE/DBE), Patriot is committed to delivering the highest quality personnel, most innovative approaches wrapped in state-of-the-art solutions using the latest and most advanced technologies available. As a value-added partner, we provide our government and commercial customers with the quality assurance, performance-based and program management credentials required for a maximum Return on Investment (ROI), and sustainable strategic advantages, for both the short and long terms.

New!

Washington DC4 days ago

NFF is a Cisco Gold Integrator Partner, Splunk Partner, Arista Partner, Cohesity Partner, Apptega Partner, NetApp Gold Partner, VMware Enterprise Partner, Alloterra Labs Partner, Axis Communications Partner, Asimily Partner, Signify Partner, Rapid7 Partner, Foresite Partner, Arctic Wolf Partner, Microsoft Certified Silver Partner, and Dell Solution Provider Partner. Our expertise includes solutions for Artificial Intelligence Enablement, Data Center & Cloud, Intelligent Networks, Secure, Connected IoT Technologies, Professional and Managed Services, Workforce Solutions and Zero Trust Strategies.

Seattle, WA, Washington30+ days ago

SQL Assessment Requirement: Candidates are required to write SQL queries during the second round of interviews to validate practical skills. Java (version 8 or higher): Strong understanding of object-oriented programming, lambda expressions, streams, and functional interfaces.

New!

Washington D.C., DC3 days ago

Orgro is seeking to hire a Systems Manager to join our diverse engineering support services in fulfilling our military contracts that provide independent quality assessments in the development of computer programs that will be critical to the defense of the United States and Foreign Military sales. About Us: We are a mission-driven organization in our delivery of high-quality engineering outcomes for our Defense and Federal contracts by combining disciplined processes with a culture of respect and accountability that helps our teams thrive while meeting complex program needs.

Washington, DC14 days ago

Collaboration:    - Collaborate with cross-functional teams, including developers, business analysts, and project managers, to ensure successful implementation and operation of Microsoft Dynamics solutions. The ideal candidate will have a strong background in Microsoft Dynamics 365, possess excellent troubleshooting and problem-solving skills, and be able to collaborate effectively with cross-functional teams.

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Contract Developer Jobs in District of Columbia

Jobs

Senior Python/AWS Application Developer (onsite)System One

Software DeveloperSystem One

Senior IT Business Analyst - Hybrid - long term contract - Washington, DC - B3975BTechnovision Inc

Sr Power Apps DeveloperCSZNet, Inc.

SOFTWARE DEVELOPER EXPERT CLOUD INFRASTRUCTURE ENGINEER (AZURE)Aroha Technologies

Dev10 Software Developer - RemoteGenesis10

Senior Python DeveloperADG TECH CONSULTING, LLC

Contract Power BI DeveloperData Society

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

Sr Maximo Java Application DeveloperCollins Consulting, Inc

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

Sr DeveloperThink Tank, Inc.

Senior Application Developer (.NET/Angular/TypeScript)Jobot

Software Developer-DC AreaEM Key Solutions Inc

Senior SharePoint DeveloperH2 Performance Consulting

Senior Full Stack Developer (Java)Unissant

Software DeveloperNoblis

Senior ServiceNow DeveloperChenega Corporation

Senior Java Full Stack DeveloperLumen Solutions Group Inc

Senior ArcGIS DeveloperLumen Solutions Group Inc

Senior Application DeveloperBooz Allen Hamilton

Senior Salesforce DeveloperLumen Solutions Group Inc

Senior Cloud DeveloperH2 Performance Consulting

Senior Full Stack Developer (Collibra) with Security ClearanceUnissant

Software Developer (Journeyman)PZI International

A - 2/2 - 9656 - Sr Rhapsody Developer - RemoteFHR

A - 2/6 - 9656 - Sr Rhapsody Developer - RemoteFHR

Senior Python Developer (Lead)Otoe Missouria Group

Web Application Developer, Senior (Top Secret w/SCI Eligibility)AMERICAN SYSTEMS

Senior Software DeveloperDevelopment InfoStructure

Senior Associate, Enterprise Application DeveloperCorus International

Senior Application Programmer/Developer (Secret Clearance and Full time On-site)MicroHealth, LLC

Senior AWS Cloud DeveloperPeraton

Senior Application DeveloperEssnova Solutions, Inc.

Senior Associate Project Developer (Solar & BESS)Jobot

Sr. Software Engineer/DeveloperArcfield

IT Security Developer - SeniorDecisionPoint | Cortek

Application Developer – Sr.Castalia Systems

Business Data Architect/Developer (15.37)OCT Consulting, LLC

MuleSoft Developer | Active Top Secret ClearanceThe Squires Group

Software Developer / Application SupportPlanIT Group

Sr. ServiceNow DeveloperSkyePoint Decisions

Intermediate Software DeveloperDevelopment InfoStructure

Back-end Software (ETL) Developer with Security ClearanceClearanceJobs Workforce Solutions

Senior Application DeveloperWSP USA

System DeveloperPatriot, LLC

Sr. Full Stack Developer/Solutions ArchitectNFF Inc

Java DeveloperThemesoft Inc

Advana / Jupiter Data Developer & Business AnalystOrgro

Microsoft Dynamics System DeveloperEdera L3C

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