Senior Appian Developer

Company: Guidehouse
Location: Mc Lean
Posted on: January 26, 2026

Job Description:

Job Family: SAAS/PAAS/Cloud Consulting Travel Required: None Clearance Required: Ability to Obtain Public Trust What You Will Do: - Senior Appian Developers at Guidehouse design, development, test, deploy, and maintain Appian applications. They have a deep understanding of Appian's platform architecture and best practices, and are able to independently convert complex business requirements into functioning pieces of application. Senior Appian Developers also have a comprehensive understanding of business process management, and they are able to use Appian to automate and optimize business processes. They effectively communicate with business stakeholders, other developers, and IT professionals innovative and efficient solutions. - Work with clients to understand their business requirements and provide solutions using Appian - Design and implement complex business processes using Appian - Build, test, deliver and maintain intelligent automation solutions using Appian. - Collaborate with cross-functional teams to ensure project success - Deal effectively with ambiguous and unstructured problems and situations - Implement best practices for Appian development and integration with other systems - Develop and maintain Appian plug-ins and interfaces - Support the development of technical documentation and user manuals - Participate in code reviews to ensure high-quality code is delivered - Provide technical guidance and mentorship to junior developers - Contribute to thought leadership across the platform including ideation and design of new accelerators - Follow and understand new Appian product and technical capabilities resulting from product releases and acquisitions - Participate in development of new concepts and methodologies to improve people, procedures, and information technology solutions - Contribute to an environment where people and technology thrive together to accomplish more than they could apart. What You Will Need: - US Citizenship and must be able to OBTAIN and MAINTAIN a Federal or DoD Public Trust security clearance; candidates must obtain approved adjudication of clearance prior to onboarding with Guidehouse - Bachelor's degree in Computer Science, Engineering, Business, etc - A MINIMUM of FIVE (5) years of professional experience including at least THREE (3) years of experience in Appian development - Active Appian Senior Developer certifications and ability to achieve additional relevant certifications upon hire - Strong knowledge of Appian platform, including Appian SAIL, Process Modeler, Rules, etc - Experience with Java, SQL, and web services - Strong understanding of Appian development best practices - Knowledge and skill with relational database architecting, management, and scripting - Ability to design business processes and integrate processes across disparate systems, incorporating best practices - Strong knowledge of Java and web technologies - Selected candidate must be able to work Eastern Standard Hours What Would Be Nice To Have: - Interpersonal skills, including teamwork, facilitation, and negotiation - Detail-oriented with the ability to quickly assimilate and apply new concepts, business models, and technologies - Strong problem-solving skills, ability to multi-task, and a high degree of emotional intelligence - Experience in a technology or consulting setting in an agile development environment - Experience identifying and documenting business process requirements, developing process flow analysis, data modeling and functional design experience - Recent work experience on a software development project in a federal government setting - Exposure to Appian's Federal Acquisition Management - Experience in Enterprise Application Integration and n-tier client-server architectures - Experience working with data synced record types - An ‘early adopter’ mindset for new Appian platform features The annual salary range for this position is $130,000.00-$216,000.00. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs. What We Offer: Guidehouse offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflects our commitment to creating a diverse and supportive workplace. Benefits include: - Medical, Rx, Dental & Vision Insurance - Personal and Family Sick Time & Company Paid Holidays - Position may be eligible for a discretionary variable incentive bonus - Parental Leave and Adoption Assistance - 401(k) Retirement Plan - Basic Life & Supplemental Life - Health Savings Account, Dental/Vision & Dependent Care Flexible Spending Accounts - Short-Term & Long-Term Disability - Student Loan PayDown - Tuition Reimbursement, Personal Development & Learning Opportunities - Skills Development & Certifications - Employee Referral Program - Corporate Sponsored Events & Community Outreach - Emergency Back-Up Childcare Program - Mobility Stipend About Guidehouse Guidehouse is an Equal Opportunity Employer–Protected Veterans, Individuals with Disabilities or any other basis protected by law, ordinance, or regulation. Guidehouse will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law or ordinance including the Fair Chance Ordinance of Los Angeles and San Francisco. If you have visited our website for information about employment opportunities, or to apply for a position, and you require an accommodation, please contact Guidehouse Recruiting at 1-571-633-1711 or via email at RecruitingAccommodation@guidehouse.com. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodation. All communication regarding recruitment for a Guidehouse position will be sent from Guidehouse email domains including @guidehouse.com or guidehouse@myworkday.com. Correspondence received by an applicant from any other domain should be considered unauthorized and will not be honored by Guidehouse. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event. Never provide your banking information to a third party purporting to need that information to proceed in the hiring process. If any person or organization demands money related to a job opportunity with Guidehouse, please report the matter to Guidehouse’s Ethics Hotline. If you want to check the validity of correspondence you have received, please contact recruiting@guidehouse.com. Guidehouse is not responsible for losses incurred (monetary or otherwise) from an applicant’s dealings with unauthorized third parties. Guidehouse does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Guidehouse and Guidehouse will not be obligated to pay a placement fee.

Keywords: Guidehouse, Ellicott City , Senior Appian Developer, IT / Software / Systems , Mc Lean, Maryland