Principal Developer Consultant – Appian

Groundswell

Principal Appian Developer Consultant leading technical solutions and mentoring teams for Groundswell. Engage in delivering Appian solutions to federal agencies while guiding client architecture design.

Posted 6/6/2026full-timeMcLean • Virginia • 🇺🇸 United StatesLead💰 $128,590 - $180,783 per yearWebsite

Tech Stack

Tools & technologies

MariaDBMySQLOracleRDBMSSOAPSQL

About the role

Key responsibilities & impact

Lead implementation teams through complex technical solutions with Appian and tangential technologies
Guides clients on Agile, QA, and governance for multi-app platform implementations
Supports design, development, and test activities across multiple client projects
Supports large scale implementation teams consisting of multiple development pods
Guide clients on architecture design, platform scalability, configuration management, DevSecOps, and other program initiatives as needed to drive technical success
Ensure solutions are built for scale and performance
Create and document implementation best practices as well as knowledge base articles for internal enablement
Provide thought leadership on process improvement
Support internal solutions, infrastructure, and tools
Mentorship, training, and enablement of resources

Requirements

What you’ll need

5+ years of experience with Appian solutions
5+ years of related IT experience
Bachelor’s Degree (or equivalent) or higher in Computer Science, Information Systems, Systems Engineering, or related area
Active Lead Certification
Expert experience with Appian delivery using an Agile methodology
Strong technical design and implementation and problem-solving skills
RDBMS (e.g. Oracle, SQL Server, MySQL/MariaDB)
Web services, Integrations and Middleware (e.g., RESTful/SOAP, Mule/IIB/Fusion)
Preference given to candidates local to the DC Metro area
US Citizenship required
Must be willing to travel (0-15%) to Washington, DC for client meetings as needed

Benefits

Comp & perks

Comprehensive medical, dental, and vision plans
Flexible Spending Account
4% 401K Match (immediate vesting)
Paid Time Off
Tuition reimbursement, certification programs, and professional development
Flexible work schedule
On-site gym and childcare option

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Appian solutionsAgile methodologyRDBMSOracleSQL ServerMySQLRESTfulSOAPMuleDevSecOps

Soft Skills

problem-solvingmentorshiptrainingthought leadershipprocess improvement

Certifications

Lead Certification