Senior Staff Software Engineer
ServiceNow23 hours ago
Base Salary
$191k - $334k/yr
Responsibilities
- Set technical direction for model-driven HRSD capabilities and agentic and conversational experiences.
- Own agent architecture, model selection and migration, orchestration, context assembly, tool exposure, autonomy delegation, and cost/latency/quality tradeoffs.
- Define and implement structural human-approval boundaries for sensitive HR actions involving pay, employment status, restricted records, and employee relations.
- Manage the versioned instruction and tool-description surface, including upgrade-safe extensions, deprecation paths, and compatibility guarantees.
- Build evaluation infrastructure including golden datasets, multi-turn test suites, judge calibration, CI gates, and drift detection.
- Design production observability and diagnostics for containment, hallucinations, tool-selection errors, unsafe actions, injection vectors, and restricted HR conversation content.
- Establish standards for AI-assisted engineering, specifications, reviews, and verification harnesses.
- Contribute hands-on to complex integrations, risky migrations, architectural prototypes, and incident resolution.
- Partner with product, engineering, and design teams to deliver scalable AI solutions.
Requirements
- 7+ years of software engineering experience with technical direction adopted beyond the immediate team.
- Hands-on experience authoring agentic instructions and prompts, designing autonomous workflows, and building evaluation systems.
- Production experience with LLM APIs, retrieval-grounded features, agent orchestration, tool and function calling, structured output enforcement, and at least one production model or orchestration migration.
- Experience with entitlement-aware retrieval and tool layers, per-user access enforcement, role-based scope separation, and restricted records under audit.
- Experience with dataset curation, judge calibration, CI gating, and drift detection used by other engineers.
- Strong system design, API, data modeling, and testing skills across front-end, server-side, and relational data work.
- Experience using AI coding assistants and agents accountably.
- On-call and incident-command experience on customer-facing systems, including ownership of systemic follow-up fixes.
- Experience with Java, JavaScript/TypeScript, and React, plus the ability to learn new tools and frameworks quickly.
- Bachelor’s degree in computer science, software engineering, or a related technical field, or equivalent practical experience.
- Preferred experience in HR case management, employee journeys and lifecycle, payroll, benefits, leave, or absence.
- Preferred experience integrating with core HR, payroll, or benefits systems of record, including reconciliation and eventual-consistency patterns.
- Preferred experience contributing in a Forward deployment model to support customer adoption.
Benefits
- Base pay is listed in two location-based ranges: $171,900-$300,800 and $190,900-$334,100, plus potential equity, variable compensation, and benefits.
- Health plans, flexible spending accounts, a 401(k) plan with company match, ESPP, matching donations, flexible time away, and family leave programs are offered.
- The role is a regular employee position with a Flexible work persona in North America and Canada.
Tech Stack
Categories
About ServiceNow
ServiceNow builds a cloud platform for enterprise digital workflows, covering IT service management, customer service, HR service delivery, security operations, and operations management, plus tools for custom app development. It sells subscription SaaS to large organizations and public-sector agencies to automate processes and connect data across systems. Founded in 2004 and headquartered in Santa Clara, California, ServiceNow is a public company listed on the NYSE under the ticker NOW.