You will join Kreios Space's Finance team, working closely with the Finance Manager to keep the company's day-to-day financial and accounting operations running smoothly. You will support payments, accounting records, reconciliations and reporting, while helping maintain accurate and well-organised financial information as the company grows. You will also support the financial management of publicly funded R&D; projects, including the tracking and justification of project costs and the preparation of supporting documentation. Own day-to-day finance operations : Support invoice management, expenses, payments, bank reconciliations and accounting documentation. Support closing and reporting :Work with the Finance Manager on reconciliations, cash monitoring, month-end activities and preparation of financial information. Support public funding and R&D; projects :Track eligible costs, personnel expenses, invoices and supporting documentation for project reporting and audits. Keep financial information accurate :Ensure records and supporting documents are complete, traceable and properly maintained.



Work across the company : Coordinate with People, Procurement, Operations and technical teams to collect information and resolve discrepancies. Improve how Finance works : Help implement and improve financial processes, controls and tools as Kreios scales.
Degree or vocational qualification in Finance, Accounting, Business Administration, Economics or a related field.
Around 2-3 years of experience in finance, accounting or financial administration.
Good understanding of basic accounting principles and day-to-day financial processes.
Experience with invoices, payments, bank reconciliations, expenses and accounting documentation.
Strong Excel skills and confidence working with financial data.
Good organisational skills, attention to detail and a proactive, resourceful mindset.
Comfortable working in both Spanish and English.
Able to identify issues, ask the right questions and fol

📌 Finance Administrator (Madrid)
🏢 Kreiosspace
📍 Madrid