UK's Oxford Quantum Circuits raises $350m Series C, Europe's largest private quantum funding round, to deploy superconducting qubit computers in global data centers for finance and defense customers.

Oxford Quantum Circuits raises blockbuster $350m Series C | Sifted

Oxford Quantum Circuits (OQC), the UK-based scaleup building and deploying quantum computers, has raised a £260m ($350m) Series C. The raise marks the biggest ever funding round ever by a private quantum computing company in Europe, following a $600m equity raise bagged by UK- and US-based Quantinuum in 2025.The Series C is the fourth megaround ($100m+) raised by a quantum computing company in Europe since the start of the year, already surpassing three that wer...