Born from a philosophy of bold innovation, we've successfully transitioned quantum computing from an academic dream into a commercial reality. The most exciting thing is that we're just getting started and we've recently closed our £260 million Series C funding round which is the largest fundraise ever completed by a quantum computing company in Europe. Spain is central to OQC's next stage of growth.

We're investing €92 million to establish the OQC General Quantum Development & Manufacturing Centre in Barcelona which is our first facility in the European Union and our first development and manufacturing centre worldwide. This is a rare opportunity to help build the People infrastructure behind one of Europe's most ambitious quantum technology investments. You'll ensure our HR systems, payroll, employee data and lifecycle processes are accurate, scalable and audit-ready, while improving the employee experience through automation, standardisation and operational excellence.

Reporting to the Head of HR Operations, you'll take ownership of the systems, processes and controls that keep our People function running smoothly. This is a hands-on role for an experienced HR operations professional who thrives in a fast-moving scale-up and enjoys turning complex, manual processes into reliable and scalable solutions. You'll also work closely with Talent Acquisition and hiring managers to support the recruitment and hiring process for new employees, helping create a smooth and consistent candidate-to-colleague experience.

Own the day-to-day administration, maintenance and integrity of our HR systems and employee data, ensuring operations remain accurate,



compliant and scalable. Manage end-to-end payroll operations in partnership with Finance, maintaining robust controls, clear escalation routes and accurate, on-time delivery. Partner with Talent Acquisition and hiring managers to support recruitment for new hires, including contracts, pre-employment documentation, and pre-onboarding Identify and deliver process improvements, workflow automation and AI-enabled solutions, while managing HR technology vendors, cross-functional integrations, operational projects and junior team support.

Proven experience owning or administering HR systems within a scaling or fast-paced organisation. Hands-on experience managing payroll processes with Finance teams or external providers. Strong experience maintaining employee records, governance documentation, operational controls and audit trails.

Experience supporting onboarding, offboarding and wider employee lifecycle administration. A track record of improving HR processes, workflows or systems to increase efficiency and scalability.

Experience working in a regulated, audit-aware or compliance-focused environment. The ability to manage competing priorities and deadlines with exceptional attention to detail and data accuracy.

Experience coaching, supervising or supporting junior team members. Excellent written and verbal communication skills in English. Strong planning, organisational and operational decision-making skills.

Experience working within ISO, SOC or similar governance and compliance frameworks. Previous experience in a scale-up or high-growth business. Project management, data analysis or reporting experience.

📌 HR Operation Specialist (Barcelona)
🏢 Oxford Quantum Circuits
📍 Barcelona