Lead Full-Stack Engineer
1GLOBAL
Lead Full-Stack Engineer
1GLOBAL
Global enterprise connectivity and eSIM solutions
1GLOBAL · Lisbon, Portugal (Hybrid) · Full-time · Posted 2026-10-01
Workplace: hybrid
Department: Technology
About Us
1GLOBAL is a technology-driven global mobile communications provider helping enterprises and consumer brands deliver seamless connectivity worldwide. Powered by a best-in-class telecom platform, proprietary eSIM technology, and its own mobile core network across 15 countries, 1GLOBAL operates as a fully regulated telecommunications provider in 43 countries.
Founded in 2022, 1GLOBAL has rapidly become one of Europe's fastest-growing telecom technology companies, connecting more than 80 million people and devices globally. Our customers include leading banks, multinational enterprises, global retailers, travel companies, payment service providers, and digital-first businesses.
Headquartered in the Netherlands, with R&D hubs in Lisbon, Berlin, and São Paulo, 1GLOBAL employs over 550 professionals across 16 countries. With annual revenues exceeding US$200 million and a strong track record of profitability, we continue to invest in innovation, infrastructure, and international expansion as we redefine the future of global mobile connectivity.
Position Overview
We are looking for a talented and experienced engineering leader to join our team and lead the development of software solutions with both front-end and back-end components. Your team will be responsible for delivering products that support internal operations and drive our market-facing initiatives. You’ll be part of an international environment, working closely with cross-functional teams to shape and evolve our platform and digital experiences. We value teamwork and embrace a culture of ownership—our engineers are both autonomous and accountable for their deliverables. We are deeply customer-focused and committed to building software that creates real value for our users and the business.
Fluency in English is essential for this role. Please ensure your CV is submitted in English as part of your application.
Key Responsibilities
Why 1GLOBAL?
1GLOBAL is an equal opportunity employer, we value your character as much as your talent. Diversity drives our innovation, and we offer a collaborative, dynamic, and international work environment. We are excited for you to join our mission to revolutionise connectivity globally.
Legal Notice
This job advert and its content are the property of 1GLOBAL and are protected by copyright and other intellectual property rights. Copying, reproducing, republishing or distributing this advert, in whole or in part, without 1GLOBAL’s prior written consent is prohibited. 1GLOBAL reserves all rights and may take appropriate action against any unauthorised use.
Legitimate 1GLOBAL vacancies only redirect candidates to its official application channels, including LinkedIn and Workable, and 1GLOBAL never charges fees or request payments as part of our recruitment process. If you are unsure whether a vacancy is genuine, please refer to 1GLOBAL careers page at https://www.1global.com/vacancies or contact [email protected].
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1GLOBAL provides global telecom connectivity and IoT solutions for businesses, including enterprise connectivity, remote SIM provisioning, embedded telco APIs, entitlement servers, and compliance/recording services. It uses unified international networks and branded eSIMs on client platforms, and remotely manages IoT SIMs across 2G–5G and LPWAN with over-the-air profile management and entitlement tools, plus compliance features that record communications for regulatory oversight. Its GSMA-certified infrastructure and large footprint—190+ countries, 40 million SIM connections, and about 15,000 new profiles daily—support resilience, scale, and regulated operations. Its goal is to help enterprises, brands, and operators run global, reliable, and compliant connectivity at scale, reducing roaming variability and simplifying device and fleet management.
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