Senior Software Engineer

Here at Appian, our values of Intensity and Excellence define who we are. We set high standards and live up to them, ensuring that everything we do is done with care and quality. We approach every challenge with ambition and commitment, holding ourselves and each other accountable to achieve the best results. When you join Appian, you’ll be part of a passionate team dedicated to accomplishing hard things, together. Senior Software Engineer McLean,VA | Work Model: On-site Architect and construct high-performance, resilient platform features that power mission-critical enterprise operations at unprecedented scale. ABOUT THE TEAM As a Senior Software Engineer on the Appian platform team, you will ensure our AI-Powered Process Automation platform remains fast, scalable, and capable of handling whatever complex workflows our global customers configure. Your team owns the full technical spectrum from the high-performance data layer through the cross-platform user interface to the design tools that enable rapid application creation. You will solve problems of scale and flexibility that most engineers never encounter, building enterprise-grade solutions that serve customers in ways you never imagined. THE OPPORTUNITY Appian is transforming how the world's largest organizations automate their most critical business processes, and our platform must evolve to meet exponentially growing demands for speed, scale, and intelligence. This role puts you at the heart of that evolution, where your architectural decisions and code directly impact Fortune 500 companies running their mission-critical operations on our platform. You will tackle technical challenges that push the boundaries of distributed systems, performance optimization, and enterprise resilience. WHAT YOU'LL DO - Architect and construct high-performance, resilient platform features, robust APIs, and shared frameworks to power mission-critical operations. - Leverage advanced knowledge of data structures and algorithms to optimize platform performance, reducing latency and improving throughput for mission-critical customer workflows - Design and implement robust REST APIs that power integrations across complex enterprise ecosystems, ensuring reliability and performance under high-volume production loads - Execute technical spikes to clear architectural runways, ensuring system stability, modularity, and seamless long-term scalability. - Partner with product and engineering teams to translate customer requirements into elegant technical solutions that balance flexibility with performance - Execute comprehensive code reviews and establish engineering best practices that elevate code quality and system reliability across the platform - Lead technical investigations into performance bottlenecks and scalability challenges, implementing solutions that future-proof the platform for exponential growth - Elevate engineering standards by leading rigorous code reviews, driving proactive, refactoring, and optimizing low-latency performance. - Provide technical leadership and mentorship to junior and mid-level engineers, fostering engineering excellence and operational accountability.fostering engineering excellence and operational accountability. - Hands-on experience leveraging AI tools to enhance productivity and efficiency. REQUIRED QUALIFICATIONS - Bachelors degree in Computer Science, Software Engineering, or related technical field - 6+ years of professional software development experience building enterprise-scale applications - Expert-level proficiency in Java programming and object-oriented design principles - Deep understanding of data structures, algorithms, and their practical application in solving complex performance challenges - Proven experience designing and implementing REST APIs for enterprise integrations - Strong foundation in software design patterns and architectural principles for scalable systems - Experience in CI/CD in Cloud environments, like AWS and continuous integration systems, like Jenkins PREFERRED QUALIFICATIONS - Experience with AWS cloud services and distributed cloud-native architectures - Background in building high-throughput, low-latency systems serving large user bases - Familiarity with relational and NoSQL database optimization techniques The base salary range represents a good faith and reasonable estimate of the range at the time of posting. Actual compensation will be dependent on a number of factors including, but not limited to, the candidate’s relevant work experience, qualifications, internal peer equity, and market and business conditions that exist when extending an offer. A discretionary bonus may be awarded in recognition of individual and company performance. In addition, Appian provides generous benefits offerings that include a 401(k) plan with company match, flexible time off, paid parental leave, medical, dental, and vision plans, life insurance, disability insurance, wellness programs, flexible spending accounts, health savings account contributions, an employee referral bonus program, and learning and development resources. Certain positions may be eligible for equity awards. Pay and benefits are subject to change at any time, consistent with the terms of any applicable compensation, commission, bonus, or benefit plans. Base Salary Range $125,000—$250,000 USD Tools and Resources - Training and Development: During onboarding, we focus on equipping new hires with the skills and knowledge for success through department-specific training. Continuous learning is a central focus at Appian, with dedicated mentorship and the First-Friend program being widely utilized resources for new hires. - Growth Opportunities: Appian provides a diverse array of growth and development opportunities, including our leadership program tailored for new and aspiring managers, a comprehensive library of specialized department training through Appian University, skills based training, and tuition reimbursement for those aiming to advance their education. This commitment ensures that employees have access to a holistic range of development opportunities. - Community: We’ll immerse you into our community rooted in respect starting on day one. Appian fosters inclusivity through our 8 employee-led affinity groups. These groups help employees build stronger internal and external networks by planning social, educational, and outreach activities to connect with Appianites and larger initiatives throughout the company. Benefits Appian offers a comprehensive benefits package designed to support your health, wellbeing, and financial future. Benefits may include health coverage, Employee Assistance Program (EAP) with free mental health support, life and disability insurance, an Employee Stock Purchase Program (ESPP), a retirement/pension plan, wellness dollars, tuition reimbursement, family-forming benefits and more. Benefits vary by country—please ask your Talent Acquisition contact for details specific to the location you are applying to. About Appian Appian provides AI automation for the most important business processes at the world’s largest organizations. Our platform is known for its unique power, reliability, and scale. We’ve been automating processes for more than 25 years and have proven expertise in enterprise operations. For more information, visit appian.com. Follow Appian: LinkedIn, YouTube, Instagram, Facebook, and X. Appian is an equal opportunity employer that strives to attract and retain the best talent. All qualified applicants will receive consideration for employment without regard to any characteristic protected by applicable federal, state, or local law. Appian provides reasonable accommodations to applicants in accordance with all applicable laws. If you need a reasonable accommodation for any part of the employment process, please contact us by email at [email protected]. Please note that only inquiries concerning a request for reasonable accommodation will be responded to from this email address. Appian's Applicant & Candidate Privacy Notice