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Senior Appian Developer

Company:
Systems Integration & Development
Location:
Tysons, VA, 22107
Posted:
February 09, 2026
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Description:

Senior Appian Developer Astor & Sanders Corporation (Astor) is an award-winning IT solutions provider headquartered in McLean, VA seeking a Senior Appian Developer.

This is a full-time and hybrid position in the DMV area.

The Senior Appian Developer is responsible for hands-on Appian application development, directing interdisciplinary technical teams, and ensuring robust system functionality.

They collaborate with architects, business analysts, and project managers to design and deliver high-quality, secure, and scalable Appian-based applications.

This role demands in-depth knowledge of Appian design objects, integrations, process models, and best practices.

Roles & Responsibilities * Develop, enhance, and maintain Appian applications, including interfaces, process flows, records, reports, and integrations.

* Lead a team of developers through the full software development lifecycle: requirements, design, development, testing, deployment, and maintenance.

* Conduct code reviews, troubleshoot complex technical issues, and guide the team in following best practices and coding standards.

* Implement and oversee DevSecOps practices to automate testing, security scans, and deployment pipelines.

* Provide high-level architectural expertise and ensure solutions adhere to DOL's enterprise architecture and relevant compliance (FISMA, FedRAMP). * Collaborate with the business analyst and scrum master to refine user stories, acceptance criteria, and ensure feasible development timelines.

* Coordinate security assessments, prepare documentation for audits, and resolve vulnerabilities within established timelines.

* At least 6 years of hands-on experience in Appian development.

* Bachelor's degree in Computer Science, Information Systems, or related discipline (4 additional years of relevant work experience may be substituted). * Minimum of 5 years leading developer teams in agile software delivery.

* Proven record delivering complex Appian solutions across multi-region environments for 200+ users.

* Demonstrated success in implementing relational databases (e.g., Oracle) for data modeling and querying in Appian projects.

* Strong knowledge of Appian platform objects (SAIL interfaces, process models, sites, records, reports). * Ability to architect solutions for both front-end and back-end functions, including APIs and data integrations.

* Skilled in troubleshooting complex technical issues related to performance, security, and configuration.

* Proficient with agile methodologies and DevSecOps automation.

* Excellent communication and collaboration skills to mentor junior developers and liaise with business stakeholders.

* Appian Senior Developer Certification (required). * SCRUM Master Certification (preferred). Astor & Sanders Corporation offers a unique, stimulating and challenging environment that fosters individual growth and rewards performance.

Astor & Sanders Corporation ( #Astor ) is an Equal Opportunity Employer.

Some of our competitive benefits include: * Generous Paid Time Off (PTO) and all Federal Holidays off * Comprehensive Health Coverage * Retirement Savings Plan * Pre-Tax Benefit Programs * Wellness and Work-Life Support * Professional Development * Performance and Referral Bonuses * Life and Disability Insurance

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