Senior Front-End Engineer

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Senior Front-End Engineer in UK new

IonQ
Full time
Email

UK
10/02/2026
Report

Oxford

Responsibilities

Develop scientific software and hardware-control interfaces for IonQ teams.
Design and implement web-based tooling, including information-dense dashboards, system telemetry, and calibration tools.
Build interfaces capable of managing complex state and streaming, data-intensive application environments.
Create interactive charts and tools for large datasets and frequent data updates.
Diagnose rendering bottlenecks and evaluate virtualization, SVG, Canvas, and WebGL trade-offs.
Gather requirements from users across diverse technical and cross-functional backgrounds.
Apply strict testing discipline and contribute to stronger engineering processes and best practices.
Collaborate closely with backend engineers and the wider Quantum Tools software team.

Requirements

Prior front-end development experience with TypeScript, HTML, CSS, and React.
Deep experience with a modern framework such as React, Vue, Svelte, or Solid.
Experience building streaming-data interfaces with frequent updates, subscriptions, connection failures, and system-status feedback.
Experience building interactive charts and working with large datasets.
Ability to reason about rendering performance, plot update frequency, virtualization, SVG, Canvas, and WebGL.
Sound interaction and visual design judgment for information-dense operator tools, including accessibility and keyboard workflows.
Ability to work across teams and translate abstract workflows into concrete graphical tools.

Benefits

Hybrid working arrangement in Oxford, England, with a minimum of two days per week on site.
IonQ stock options and an annual performance bonus.
Generous annual leave, paid holidays, and unlimited PTO.
Private medical, dental, and vision insurance, including family coverage where applicable.
Matching 401(k), parental and adoption leave, legal insurance, and a home technology stipend.
Career development opportunities alongside scientists, engineers, and industry leaders.

IonQ

IonQ, Inc. [NYSE: IONQ] is the world’s leading quantum platform and foundry - delivering integrated quantum solutions across computing, networking, sensing, and security. IonQ’s newest generation of quantum computers, the forthcoming IonQ Tempo, will be the latest in a line of cutting-edge system...

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