Senior Staff Software Engineer - Risk Platform & AI

BILL; California (MO); On-site; USD 186,000 - 258,700; Full time

Benefits offered by this job

Health insurance

HSA and FSA accounts

Life insurance

Disability coverage

EAP

Job summary

BILL is hiring a Senior Staff Software Engineer for its Risk Engineering organization to own core risk and onboarding platform services, including real-time decisioning engines and access controls. You will shape the technical roadmap, partner with AWS and data science teams, and embed AI-assisted workflows to raise velocity and code quality across the enterprise.

The role emphasizes production-grade systems, security-by-default design, and collaboration with product, compliance, and

Qualifications

• 10+ years in software engineering, fintech or security platforms.
• Strong experience with distributed, low-latency systems.
• Hands-on with access control systems (RBAC, PAM).
• Experience in AWS and cloud security controls.

Responsibilities

• Architect and own risk/onboarding platform services with low latency.
• Define technical roadmap for risk and access control infra with Zero Trust.
• Collaborate with data science to operationalize ML models for fraud/risk.

Skills

Java/JVM

AWS

Security engineering

RBAC

AI tooling

Machine learning

Tools

Datadog

OpenTelemetry

Kafka

Job description

BILL is hiring a Senior Staff Software Engineer for its Risk Engineering organization to own core risk and onboarding platform services, including real-time decisioning engines and access controls. You will shape the technical roadmap, partner with AWS and data science teams, and embed AI-assisted workflows to raise velocity and code quality across the enterprise.

The role emphasizes production-grade systems, security-by-default design, and collaboration with product, compliance, and