Senior Staff Software Engineer - Agent Development

Company DescriptionIt all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could do that for everyone—freeing people from busywork so they could focus on meaningful work. Today, ServiceNow is the AI control tower for business reinvention. Our ServiceNow AI platform brings together any AI, any data, and any workflow— helping 85% of the Fortune 500 work smarter, faster, and better. We're building an AI-native culture where technology and talent are unstoppable together. And we're just getting started.Join us to put AI to work for people.Job DescriptionWhat you get to do in this role: Design and develop scalable, maintainable, and reusable software components with a strong emphasis on performance and reliability. Collaborate with product managers to translate requirements into well-architected solutions, owning features from design through delivery. Build intuitive and extensible user experiences using modern UI frameworks, ensuring flexibility for customer-specific needs.Contribute to the design and implementation of new products and features while enhancing existing product capabilities.Integrate automated testing into development workflows to ensure consistent quality across releases.Participate in design and code reviews ensuring best practices in performance, maintainability, and testability.Develop comprehensive test strategies covering functional, regression, integration, and performance aspects.Mentor other engineers on the team in how to build, maintain, and evolve great AI powered software solutions.Foster a culture of continuous learning and improvement by sharing best practices in engineering and quality.Promote a culture of engineering craftsmanship, knowledge-sharing, and thoughtful quality practices across the team. QualificationsTo be successful in this role you have: Experience in leveraging or critically thinking about how to integrate AI into work processes, decision-making, or problem-solving. This may include using AI-powered tools, automating workflows, analyzing AI-driven insights, or exploring AI's potential impact on the function or industry.12 years of software engineering with strong fundamentals in data structures, algorithms, and distributed systems with a Bachelor's degree; or 8 years and a Master's degree; or a PhD with 5 years experience; or equivalent experience.Hands-on depth designing, shipping, and operating agentic systems in production — multi-agent orchestration, tool calling, planning loops, memory, and failure recovery. Not prototypes. Production-grade Python. Systems language (Go, Java, or C++) is a plus. Working experience with frontier AI SDKs (Anthropic, Google, or OpenAI) — prompt engineering, structured outputs, and model evaluation in production settings. Familiarity with RAG and retrieval patterns in production — vector stores, hybrid search, and retrieval evaluation metrics. Track record of technical leadership: architecture ownership, code quality bar-raising, and mentoring engineers on production AI practices.Comfort operating in fast-moving, ambiguous, startup-like AI product environments with high degree of ownership.Experience with multi-agent coordination patterns (A2A, MCP).Familiarity with agent frameworks (LangChain, LlamaIndex, or similar).Prior experience shipping AI systems in enterprise software.Experience with AI observability tooling (tracing, cost tracking, LLM-specific monitoring).Strong appetite for continuous incremental wins and completing challenging deliverables fast.Why Join Us Build and deliver high-impact software that powers digital experiences for millions of users.Collaborate in a culture that values craftsmanship, quality, and innovation.Work symbiotically with AI and automation tools that enhance engineering excellence and drive product reliability.Be part of a culture that encourages innovation, continuous learning, and shared success.For positions in this location, we offer a base pay of $190,900 - $334,100, plus equity (when applicable), variable/incentive compensation and benefits. Sales positions generally offer a competitive On Target Earnings (OTE) incentive compensation structure. Please note that the base pay shown is a guideline, and individual total compensation will vary based on factors such as qualifications, skill level, competencies, and work location. We also offer health plans, including flexible spending accounts, a 401(k) Plan with company match, ESPP, matching donations, a flexible time away plan and family leave programs. Compensation is based on the geographic location in which the role is located and is subject to change based on work location.Additional InformationWork PersonasWe approach our distributed world of work with flexibility and trust. Work personas (flexible, remote, or required in office) are categories that are assigned to ServiceNow employees depending on the nature of their work and their assigned work location. Learn more here. To determine eligibility for a work persona, ServiceNow may confirm the distance between your primary residence and the closest ServiceNow office using a third-party service.Equal Opportunity EmployerServiceNow is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, age, disability, gender identity, veteran status, or any other category protected by law. In addition, all qualified applicants with arrest or conviction records will be considered for employment in accordance with legal requirements.  AccommodationsWe strive to create an accessible and inclusive experience for all candidates. If you require a reasonable accommodation to complete any part of the application process, or are unable to use this online application and need an alternative method to apply, please contact View email address on click.appcast.io for assistance. Export Control RegulationsFor positions requiring access to controlled technology subject to export control regulations, including the U.S. Export Administration Regulations (EAR), ServiceNow may be required to obtain export control approval from government authorities for certain individuals. All employment is contingent upon ServiceNow obtaining any export license or other approval that may be required by relevant export control authorities. From Fortune. 2026 Fortune Media IP Limited. All rights reserved. Used under license.SummaryType: Full-timeFunction: EngineeringExperience level: Not ApplicableIndustry: Information Technology And Services