Senior Appian Plugin Developer- Remote

We are seeking a Senior Appian Plugin Developer to support a structured Appian Cloud migration engagement delivered through an Autonomous Delivery Pod model. This role is focused on modernizing custom Appian plugins and ensuring full compatibility with Appian Cloud architecture within a regulated enterprise environment.The selected candidate will operate within a cohesive, outcome-driven delivery team accountable for plugin modernization, application remediation, cloud deployment readiness, and production stabilization.The Senior Appian Plugin Developer will serve as a hands-on technical contributor responsible for refactoring custom plugins, validating compatibility across the broader plugin inventory, and ensuring migration activities meet cloud, security, and quality standards. This role requires deep expertise in Appian plugin architecture, Java development, and cloud modernization practices.What You’ll DoRefactor custom Appian plugins to remove filesystem, database, and logging dependencies incompatible with Appian CloudRedesign and modernize plugin components to leverage supported Appian APIs and cloud-compliant integration patternsValidate compatibility of custom and AppMarket plugins within Appian Cloud environmentsAssess and remediate configuration or deployment gaps identified during plugin validationImplement secure, centralized logging approaches aligned with cloud deployment standardsPackage and deploy updated plugins across development, testing, and production environmentsSupport regression testing across dependent Appian applications impacted by plugin updatesTroubleshoot and resolve defects related to plugin behavior, integrations, or environmental differencesCollaborate with Appian Developers to remediate application objects and integrations impacted by cloud migrationPartner with DBAs to ensure plugin changes align with data migration and validation activitiesParticipate in structured migration governance processes, including technical documentation, status reporting, and risk trackingContribute to production cutover preparation, rollback validation planning, and post-migration stabilizationDocument refactor strategies, compatibility findings, deployment steps, and definitions of doneOperate within a defined delivery cadence, maintaining accountability for milestones and technical qualityWhat We’re Looking ForExtensive hands-on experience developing custom Appian plugins (smart services, functions, integrations)Strong expertise in Java development and plugin architecture within enterprise environmentsDeep understanding of Appian Cloud constraints, supported APIs, and architectural best practicesExperience refactoring legacy codebases to remove filesystem access, unsupported database dependencies, and non-cloud-compliant loggingStrong debugging and troubleshooting skills in complex Appian environmentsExperience validating and packaging plugins for multi-environment deploymentAbility to remain hands-on while working within a structured, governance-driven delivery modelStrong written and verbal communication skills, with the ability to clearly document technical findings and recommendationsExperience working in regulated environments (financial services or similar)Comfort operating within high-accountability, milestone-driven engagementsRequired Skills:7+ years of professional Java application development experience3+ years of hands-on experience developing and maintaining custom Appian plugins3+ years of experience modernizing or refactoring legacy application components for cloud environments3+ years of experience designing secure integration patterns using RESTful APIs3+ years of experience implementing and configuring modern logging frameworks (e.g., Log4j2, SLF4J)3+ years of experience supporting deployments across development, testing, and production environments3+ years of experience working within multi-team agile or hybrid delivery environmentsGreen Card holder or US Citizenship requiredMust be able to obtain Public Trust Security clearance.Preferred SkillsExperience supporting Appian Cloud migration initiativesDemonstrated ability to assess technical debt and execute structured remediation plansAppian Certified Developer (Senior or Lead preferred)Experience supporting financial services or highly regulated enterprise clientsFamiliarity with DevSecOps pipelines and secure code scanning practicesExperience supporting production cutover and stabilization effortsAgile certification (Scrum, SAFe, or similar)Working at ICFICF is a global advisory and technology services provider, but we’re not your typical consultants. We combine unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future.We can only solve the world's toughest challenges by building a workplace that allows everyone to thrive. We are an equal opportunity employer. Together, our employees are empowered to share their expertise and collaborate with others to achieve personal and professional goals. For more information, please read our EEO policy.We will consider for employment qualified applicants with arrest and conviction records.Reasonable Accommodations are available, including, but not limited to, for disabled veterans, individuals with disabilities, and individuals with sincerely held religious beliefs, in all phases of the application and employment process. To request an accommodation, please email View email address on click.appcast.io and we will be happy to assist. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations.  Read more about workplace discrimination rights or our benefit offerings which are included in the Transparency in (Benefits) Coverage Act. Candidate AI Usage PolicyAt ICF, we are committed to ensuring a fair interview process for all candidates based on their own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) tools to generate or assist with responses during interviews (whether in-person or virtual) is not permitted. This policy is in place to maintain the integrity and authenticity of the interview process.  However, we understand that some candidates may require accommodation that involves the use of AI. If such an accommodation is needed, candidates are instructed to contact us in advance at View email address on click.appcast.io. We are dedicated to providing the necessary support to ensure that all candidates have an equal opportunity to succeed. Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position. The pay range for this position based on full-time employment is:$98,614.00 - $167,644.00Nationwide Remote Office (US99)SummaryLocation: Reston, VAType: Full time