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Developer Jobs in McLean, VA

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Senior Appian Developer Surprise

Olney, MD

Full time

Configure, administer, and support Appian application deployments across development, test, and production environments, coordinating with DevSecOps and infrastructure teams. * Design and implement integrations with external systems using Appian connected systems, integration objects, REST APIs, and approved plug-ins.

17 days ago

Front End Developer (Hybrid) - 30401 HII's Mission Technologies division

Columbia, MD

$111,662–$145,000 / year

When extending an offer, Enlighten takes a variety of factors into consideration which include, but are not limited to, the role's function, internal equity and a candidate's education or training, work experience, certifications and key skills. 5+ years of experience with front end software development/engineering and a Bachelors in related field; OR 3 years relevant experience with Masters in related field; OR High School Diploma or equivalent and 9 years relevant experience.

11 days ago

Senior ServiceNow Developers (on-site) System One

Fort Meade, MD

$65 / hour
Quick Apply

System One IT has multiple 12-month+ contract openings for highly skilled and experienced ServiceNow Developers to play a key role in the successful implementation and adoption of ServiceNow applications across a federal enterprise. Strong communication skills to enable proactive and effective collaboration with a virtual team, including the ability to clearly articulate status and present to both customers and program leadership.

4 days ago

Junior full Stack Developer / Data Engineer (Remote) SynergisticIT

Washington, DC

Remote

$82,000–$136,000 / year
Temporary
Contractor
Full time
Quick Apply

Currently, We are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, Data analysts/Data Engineers/ Data Scientists, Machine Learning engineers for full time positions with clients. Since 2010, we've helped thousands of candidates land full-time jobs at tech leaders like Google, Apple, PayPal, Visa, Western Union, Wells Fargo, Client, Paypal, Banking, Wayfair, Client, Client and hundreds more with Job offers of $95k to $154k.

Today

Oracle Fusion Integration / API Developer BC Forward

Washington, DC

Full time
Quick Apply

The ideal candidate will have strong experience in designing, developing, testing, deploying, and supporting integrations for Oracle Fusion Cloud Applications and a proven ability to deliver scalable, secure, and reliable enterprise integrations across HCM, ERP, Finance, Procurement, and SCM modules. Oracle Integration connection creation documentation: [a href="https://docs.oracle.com/en/cloud/paas/application-integration/integrations-user/connection-creation.html"][docs.oracle.com].

13 days ago

iOS Developer System One

Merrifield, VA

Quick Apply

System One, and its subsidiaries including Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. • Collaborate with cross-functional Agile teams including front-end, back-end, and product stakeholders.

1 day ago

Python Developer (Web Scraping & Data Extraction) Qualitest

Washington DC, DC

Experience collecting and structuring data such as market prices, company filings (SEC/EDGAR), earnings reports, news, ESG data, alternative data, or fund and security reference data. Never stop experimenting and learning with QCraft – our Learning & Development platform: 50,000+ courses, 300+ virtual labs, mentorship and leadership programs, professional tribes, sponsored certifications, and much more.

Today

Jr Software Developer Leidos

Ashburn, VA

$69,550–$125,725 / year

This work aligns with the FAA’s broader initiative to modernize legacy flight service capabilities, replacing aging infrastructure with scalable, cloud-based platforms designed to improve safety and operational efficiency—particularly in remote and high-dependency aviation environments. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com .

11 days ago

Full Stack Developer – Drupal Lead NuAxis Innovations

Washington DC, DC

This hands-on Senior Full Stack Drupal Lead architects, builds, and guides delivery of the migration of WHD’s legacy ASP.NET/DB2 applications to Drupal 10+ on DOL’s PACE platform (EKS, Aurora MySQL, EFS, S3, Secrets Manager, CloudFront/WAF), and of new public-facing portals integrated with Appian case management. • Architect a configuration-driven enterprise form framework on the Drupal Webform module, supporting dynamic and multi-step forms, conditional questions, reusable validation, document upload, and multilingual content.

16 days ago

Senior Ab Initio Developer Credence

McLean, VA

$130,000–$160,000 / year
Quick Apply

Experience building integrations across APIs, legacy systems, and heterogeneous data sources, with the ability to troubleshoot performance issues and optimize large-scale ETL workflows. This role is well suited to someone who enjoys working across complex data environments, partnering with technical and business stakeholders, and contributing to solutions where reliability, performance, and quality matter.

30+ days ago

.NET Developer NuAxis Innovations

Washington DC, DC

Assess existing application architecture, isolate and resolve complex production defects, remediate technical debt, and improve application reliability, maintainability, performance, and response times. Collaborate with architects, business analysts, product owners, and cross-functional delivery teams to define requirements, resolve technical blockers, and deliver high-quality solutions in Agile environments.

30+ days ago

IT Web Developer III - Drupal NuAxis Innovations

Washington DC, DC

Working on DOL’s PACE platform (EKS, Aurora MySQL, CloudFront/WAF), the role builds the Drupal themes, components, and form experiences behind the WHD External User Portal, Workers Owed Wages, Section 14(c), FLC Online, the Wage Determination public-facing portal, and the Online Complaint Intake portal. • Build the front end of Webform-based public forms: multi-step and cascading-question flows, conditional logic, real-time inline validation, save-and-resume, document upload, and confirmation-number lookup.

16 days ago

Senior Google Cloud Platform Looker Developer Credence

Tysons, VA

Quick Apply

This hands-on software development role will design, build, integrate, test, deploy, troubleshoot, and sustain enterprise analytics applications using Google Cloud Platform, Looker Enterprise, LookML, and Looker Studio or Looker Studio Pro. At least three years of hands-on Google Looker Enterprise and LookML development experience, including production semantic models, Explores, dashboards, reusable components, access controls, testing, deployment, and sustainment.

6 days ago

ServiceNow Service Portal Developer Credence

Tysons, VA

$150,000–$175,000 / year
Quick Apply

You will also manage and participate in designing and developing solutions using various ServiceNow modules, portals and features including Service Portal, CSM, APO, Integration Hub, Flows, Business Rules, Script Includes, Service Catalog, Asset Management, CMDB, AI Agents, and other ServiceNow modules, as required. Credence has an immediate need for a Senior ServiceNow Developer who will assist in solutioning and development of applications leveraging ServiceNow OOTB modules, configuration and Service Portals as necessary to ensure the required business outcomes are delivered.

8 days ago

ServiceNow Developer Credence

McLean, VA

$141,000–$185,000 / year
Quick Apply

This role partners with stakeholders, system administrators, and cross-functional teams to deliver scalable applications, workflows, and integrations while supporting platform modernization and process automation. Design, develop, customize, and deploy ServiceNow applications, modules, workflows, forms, and user interfaces to support business and operational requirements.

11 days ago

Senior GIS/AWS Developer/Engineer (onsite) System One

Washington, DC

Quick Apply

Geospatial Development: Experience with ESRI technologies (ArcGIS, ArcGIS Online, ArcGIS Server, or similar, APIs) developing interactive maps and geocoding functionality. The Senior GIS/ AWS Developer will play a critical role in designing, developing, and maintaining complex software applications within the AWS cloud environment and also on premises.

8 days ago

React/Node Developer Intern (Summer 2027) Dev Technology Group

Reston, VA

$21–$30 / hour

As a Washington Post Top Workplace award winner for the past THIRTEEN years in a row, the Top Workplaces USA for the past five years, and a recipient of the Companies As Responsive Employers (CARE) Award for the past six years, Dev Technology employees enjoy: Generous and flexible time-off policy. Career development opportunities including a mentorship program, technical and management training through Dev University, hands-on learning through DevLab, tuition reimbursement, and paid training opportunities.

30+ days ago

Developer Experience Lead System One

Washington, DC

Remote

$97–$115 / hour
Quick Apply

3+ years of UX engineering, UX design, or interaction design experience; this may include designing developer-facing products such as internal developer portals, self-service platform workflows, developer tools, or documentation sites. 5+ years in software engineering, DevOps, or platform engineering roles, including hands-on work within the last 2 years with an enterprise source control and CI/CD platform (e.g., GitHub, GitLab, Azure DevOps, or Jenkins) and automated testing.

3 days ago

Senior Software Developer - Java Leidos

Gaithersburg, MD

$107,900–$195,050 / year

10 days ago

Senior Specialist, Federal ServiceNow Developer KPMG

Washington, DC

If you're looking for a firm with a strong team connection where you can be your whole self, have an impact, advance your skills, deepen your experiences, and have the flexibility and access to constantly find new areas of inspiration and expand your capabilities, then consider a career in Advisory. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness, and safeguard business operations and company reputation.

30+ days ago

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Developer Jobs in McLean, VA

Senior Appian Developer Surprise

Front End Developer (Hybrid) - 30401 HII's Mission Technologies division

Senior ServiceNow Developers (on-site) System One

Junior full Stack Developer / Data Engineer (Remote) SynergisticIT

Oracle Fusion Integration / API Developer BC Forward

iOS Developer System One

Python Developer (Web Scraping & Data Extraction) Qualitest

Jr Software Developer Leidos

Full Stack Developer – Drupal Lead NuAxis Innovations

Senior Ab Initio Developer Credence

.NET Developer NuAxis Innovations

IT Web Developer III - Drupal NuAxis Innovations

Senior Google Cloud Platform Looker Developer Credence

ServiceNow Service Portal Developer Credence

ServiceNow Developer Credence

Senior GIS/AWS Developer/Engineer (onsite) System One

React/Node Developer Intern (Summer 2027) Dev Technology Group

Developer Experience Lead System One

Senior Software Developer - Java Leidos

Senior Specialist, Federal ServiceNow Developer KPMG

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