For its Madrid based office, our client, an international Financial Services structure, is currently looking for a: Junior Accountant - Fiduciary Services (m/f) The role covers bookkeeping, issuing invoices, bank reconciliations, preparing tax filings (including SII), and preparing annual accounts. Responsibilities include preparing financial reports for clients—cash flow, payments, financial statements, and tax position—as well as regulatory reporting. The role also provides audit support, prepares tax documentation for submission, and delivers periodic client reports such as balance sheets, profit and loss statements, and annual accounts. Responsibilities Accounting, reporting, and preparing and issuing invoices for multiple companies. Bank reconciliations, preparation and submission of tax returns and SII, and preparation and review of annual accounts. Preparing all types of accounts, payments, cash flow, reports, financial statements, cash position, and tax position for client companies. Preparing regulatory reports for third parties. Bookkeeping, including accounting entries and related supporting documentation. Assisting with audits by providing relevant information. Obtaining accounting data for tax filings and preparing submission files for the STA. Supporting clients with financial reporting, such as periodic balance sheets, profit and loss accounts, and annual accounts. Profile Minimum if 1 years of relevant working experience in a similar role, preferably in a multi-client environment. Bachelor's or Master's degree in Accounting, Business Administration, or a related field. Fluent English (B2/C1) to communicate effectively with clients. Excellent presentation skills. Strong attention to detail and ability to manage multiple tasks in a fast-paced environment. Ability to manage multiple projects/tasks, meet deadlines, and perform well under pressure. Proactive approach to daily tasks and strong team-oriented mindset. Interest in working with different cultures.