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IonQ · 22 hours ago

Senior Staff Software Engineer — Application Engineering

College Park, MD

Contract

Hybrid

Senior Level, Lead/Staff

$193K/yr - $253K/yr

12+ years exp

IonQ is developing the world's most powerful full-stack quantum computer based on trapped-ion technology. They are seeking a Senior Staff Software Engineer for Application Engineering to deliver real-world applications and value from quantum technology by transforming proof-of-concept quantum code into production-grade applications.

ComputerElectronicsFinanceInformation ServicesInformation TechnologyMobile AppsQuantum ComputingSoftware

Growth Opportunities

No H1B

U.S. Citizen Only

Responsibilities

Partner with Application scientists to help deliver cutting-edge solutions for customers

Elevate Applications code quality generally through architectural review, code review, standards, and best practices

Improve Applications pace of delivery by creating CI / CD pipelines and other packaging automation, as well as test infrastructure and coverage

Help productize computing code, especially improving data processing in pre-quantum and post-quantum processing steps

Work closely with peers in Applications, Developer Tools, and Product teams to share best practices and feedback on internal tools

Reporting to the Director of Application Engineering, help hire and mentor developers on the team

Qualification

PythonCI/CD pipelinesC/C++RustDockerScientific computingData analysisPerformance optimizationParallelizationSoft skills

Required

12+ years of experience as a backend or full-stack developer, preferably in Python or Golang

5+ years of experience in setting up and maintaining CI / CD pipelines, in Github Actions, Jenkins, or similar tools

5+ years of experience in C/C++ or Rust

3+ years of experience in Docker, k8s, or similar containerization technologies

A track record of shipping containerized applications that solve real business problems

Previous work in scientific computing, quantum computing, or a related field

Daily usage of augmented coding tools like Claude or Gemini

Preferred

5+ years of experience in scientific computing, especially with data analysis using numpy, pandas, or similar

Experience in HPC or performance optimization

Experience in converting traditional algorithms into CUDA, OpenMP workflows, or similar parallelization experience

Experience with workflow orchestration engines like Airflow, Dagster, or Temporal

Benefits

Comprehensive medical, dental, and vision plans

Matching 401K

Unlimited PTO and paid holidays

Parental/adoption leave

Legal insurance

A home internet stipend

Pet insurance

Company

IonQ

IONQ offers enterprise-grade quantum systems designed for businesses seeking to harness the power of quantum computing in their operations.

Founded in 2015

College Park, Maryland, USA

201-500 employees

https://ionq.com

Funding

Current Stage

Public Company

Total Funding

$3.8B

Key Investors

Heights Capital ManagementSamsung Catalyst FundCambium Capital Partners

2025-10-10Post Ipo Equity· $2B

2025-07-07Post Ipo Equity· $1B

2025-03-10Post Ipo Equity· $372.6M

Leadership Team

Marco Pistoia

CEO, IonQ Italia

Niccolo de Masi

Chairman & Chief Executive Officer

Recent News

PR Newswire

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2026-02-05

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2026-02-05

PR Newswire UK

Historic Cavendish Laboratory and FormationQ Launch Applied Quantum Program Using IonQ's Technology Platform

2026-02-04

Company data provided by crunchbase