Staff Software Engineer at IonQ

Compensation

$174,520 – $228,492/yr

Setup: Hybrid
Location: Bothell, Washington
Type: Full-time
Level: Principal
Posted: Jun 30, 2026

Description

IonQ, Inc. is seeking a Staff Software Engineer to lead their billing and payments platform integration efforts. This role involves designing and implementing end-to-end usage-based billing capabilities, collaborating with product and customer success teams, owning third-party billing platform interfaces, performing manual work, and partnering with finance and legal stakeholders on compliance-related technical decisions.

Required Skills

Usage-Based Billing
Subscription Services
Invoice Services
Technical Project Leadership
Go Programming Language
Metronome
Stripe
Idempotency
Reconciliation
Retry Logic
Audit Trails

Additional Information

Required Previous Experiences: Building usage-based billing, subscription, and invoice services
Leading large-scale, cross-team technical projects
8+ years of professional software engineering experience shipping backend or platform systems in production and 3+ years leading large-scale, complex projects as a tech lead
Preferred Qualifications: Operational side of B2B billing or B2C billing
Global payment systems, international tax regulations (VAT, GST), currency conversion, and local payment methods
Revenue reconciliation, financial reporting pipelines, or systems surviving audits
Usage-based billing platforms like Metronome
Programming backends in Go