Senior Appian Developer

ICF

Appian Developer responsible for developing and maintaining Appian applications at ICF. Collaborating with Agile teams to modernize plugins and workflows in complex environments.

Posted 6/9/2026full-timeRemote • Virginia • 🇺🇸 United StatesSenior💰 $98,614 - $167,644 per yearWebsite

Tech Stack

Tools & technologies

JavaLinuxSQL

About the role

Key responsibilities & impact

Design, develop, enhance, and maintain Appian applications supporting complex business and operational workflows
Support remediation, conversion, and modernization of custom Appian plugins to align with updated platform standards and compatibility requirements
Troubleshoot and resolve issues related to custom plugins, integrations, and Appian application functionality
Collaborate with architects and senior developers to implement scalable and maintainable technical solutions
Support Appian platform upgrades and related application modernization activities
Assist with development and maintenance of reusable components, shared services, and integration frameworks
Participate in technical design discussions, code reviews, and solution implementation activities
Develop and maintain technical documentation, deployment instructions, and support artifacts
Support integration efforts involving APIs, web services, databases, and external systems
Write and optimize SQL queries to support application functionality and reporting needs
Ensure development activities align with coding standards, security requirements, and best practices
Collaborate with QA teams to support defect resolution, testing activities, and deployment readiness
Participate in Agile ceremonies including sprint planning, backlog refinement, daily standups, sprint reviews, and retrospectives
Collaborate with Scrum Masters, Business Analysts, developers, QA teams, and stakeholders to support successful delivery outcomes
Assist with estimation, technical planning, and delivery coordination activities
Support troubleshooting, root cause analysis, and issue resolution efforts across development and testing environments
Contribute to a collaborative team environment focused on continuous improvement and delivery quality
Support application modernization initiatives within complex Appian environments
Assist with efforts related to plugin remediation, technical debt reduction, and platform optimization
Identify opportunities to improve development efficiency, maintainability, and operational stability
Stay current on Appian platform updates, development best practices, and emerging capabilities
Support knowledge-sharing initiatives across the broader Appian practice, including exposure to Appian AI capabilities where applicable

Requirements

What you’ll need

3+ years of professional software development experience
Bachelor’s degree
2+ years of hands-on Appian development experience
2+ years of experience supporting Appian application development within Agile software delivery environments
2+ years of experience working with custom Appian plugins, Java-based development, or integration components
2+ years of experience working with relational databases and writing SQL queries
2+ years of experience utilizing Git/GitLab or similar source control workflows
US Citizenship or Green Card is required (required by the federal government for this position). Must be able to obtain Public Trust clearance.

Benefits

Comp & perks

Reasonable Accommodations are available
Equal Opportunity Employer
Professional development opportunities

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Appian developmentcustom Appian pluginsSQL queriesJava-based developmentAPI integrationweb servicesrelational databasestechnical documentationAgile methodologiescoding standards

Soft Skills

collaborationproblem-solvingcommunicationteamworkcontinuous improvementdefect resolutiontechnical planningdelivery coordinationroot cause analysisknowledge sharing

Certifications

Bachelor's degreePublic Trust clearance