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About Us 1GLOBAL is a technology-driven global mobile communications provider, delivering global connectivity solutions to enterprises and consumers. Powered by a best-in-class telecom platform with its own owned and operated global mobile core network in 15 countries, fully fledged in-house developed eSIM technology, and an extensive portfolio of telecom licenses; 1GLOBAL operates as a fully regulated telecommunications provider across 43 countries worldwide. The company serves many of the world’s leading banks, multinational enterprises, global retailers and digital-first businesses, including neo-banks, global fast moving consumer goods companies, travel leaders, and payment service providers. Today, 1GLOBAL connects more than 80 million people and devices globally, enabling our customers to launch, scale, and innovate with confidence in the mobile ecosystem. 1GLOBAL is a profitable, fast-growing business. With full-year revenues in 2025 exceeding US$200 million and profits of over US$25 million, we generate strong cash flows to fund our growth allowing us to continuously invest in infrastructure, platform innovation, and global expansion. In 2026 also the parent of the Lidl Group acquired a 10% interest in 1GLOBAL as part of a deal for Lidl to offer globally to its 180 million consumers communication services. Recent years have marked a defining phase in 1GLOBAL’s journey, with major enterprise and mass-consumer client wins accelerating its evolution into a global mobile connectivity powerhouse, purpose-built to enable consumer brands to enter and succeed with their own aspirations to offer telecommunications services to their clients. Founded in 2022 by experienced technology entrepreneurs, Hakan Koç and Pyrros Koussios, 1GLOBAL has rapidly emerged as a European technology leader shaping the future of global telecommunications. It operates as a fully regulated Mobile Virtual Network Operator (MVNO) in 15 countries and as a regulated telecom operator in an additional 28 markets. Headquartered in the Netherlands, with world-class R&D hubs in Lisbon, Berlin, and São Paulo, its team of close to 550 experts across 16 countries is united by a single ambition: to redefine global mobile connectivity through technology, scale, and execution excellence. About the Role The Tax Manager role sits within the Finance team, reporting directly to the Finance Director, and is based in our Amsterdam, Netherlands office. The primary focus will be on managing the tax affairs of the group, including corporate tax, indirect taxes, transfer pricing, and capital taxes across multiple regions. As 1GLOBAL continues to grow as a complex international business, this role offers exposure to a wide range of tax areas across multiple geographies, including the EU, UK, APAC, with close collaboration with our US and Brazilian tax specialists. This is an exciting opportunity for a tax professional looking to develop in a dynamic, multinational environment with diverse and evolving tax challenges.  About the Responsibilities Tax Compliance & Management  Manage the group's tax affairs including corporate tax, indirect taxes, transfer pricing, and withholding taxes.  Review VAT and corporate tax returns prepared in-house and by agents across EU, UK, and APAC regions.  Ensure transfer pricing documentation is up-to-date and compliant with international standards.  Deal with tax queries from across the business, providing expert guidance and solutions.    Tax Advisory & Planning  Research tax issues affecting the group and provide strategic advice to management.  Stay abreast of tax changes and developments that impact the group across all relevant jurisdictions.  Work closely with external tax advisors on significant tax projects and initiatives.  Provide tax input on commercial decisions, new market entries, and business reorganisations.  Tax Tec