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Java Team Lead

1GLOBALBerlin, Berlin, Germany
On-site Full-time

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Experience Level

Manager

Qualifications

Key Responsibilities:Design and implement efficient and maintainable software solutions. Lead and mentor a team of software engineers, fostering a culture of innovation and collaboration. Ensure the delivery of high-quality software within agreed timelines. Collaborate with cross-functional teams to define, design, and ship new features. Continuously improve the development process to enhance productivity and quality. Qualifications:Bachelor's degree in Computer Science or a related field. Proven experience in Java development, with a strong understanding of software development principles. Experience leading a team of software engineers. Excellent problem-solving skills and a passion for technology. Strong communication and interpersonal skills.

About the job

About Us
1GLOBAL
 is a pioneering global mobile communications provider, dedicated to delivering innovative connectivity solutions for both enterprises and consumers. With a cutting-edge telecom platform that includes our proprietary global mobile core network, advanced in-house developed eSIM technology, and a comprehensive array of telecom licenses, 1GLOBAL operates as a fully regulated telecommunications provider across 40 countries.


We proudly serve leading banks, enterprises, and digital-first businesses, including neo-banks, fast-moving consumer goods firms, travel industry leaders, and payment service providers. Currently, 1GLOBAL connects over 70 million individuals and devices worldwide, empowering our clients to confidently launch, scale, and innovate within the mobile ecosystem.


1GLOBAL is a profitable and rapidly expanding enterprise, with projected full-year revenues surpassing US$200 million and profits exceeding US$25 million in 2025. Our strong cash flow allows us to continually invest in infrastructure, platform innovation, and global expansion. Recent years have marked a transformative phase in our journey, with significant enterprise and mass-consumer client acquisitions propelling our evolution into a dominant force in global mobile connectivity, specifically designed to support consumer brands in their telecommunications ventures.


Founded in 2022 by seasoned tech entrepreneurs Hakan Koç and Pyrros Koussios, 1GLOBAL has swiftly established itself as a European technology leader reshaping the future of global telecommunications. As a regulated Mobile Virtual Network Operator (MVNO) in 12 countries and a telecom operator in an additional 28 markets, we are headquartered in the Netherlands with exceptional R&D centers located in Lisbon, Berlin, and São Paulo. Our team of nearly 500 experts across 15 countries is united by a singular goal: to redefine global mobile connectivity through technology, scale, and execution excellence.
About the Team

We are seeking a skilled and experienced engineering leader to join our newly formed team. You will collaborate with an international group, spearheading the development of 1GLOBAL's eSIM platform, which encompasses both consumer and IoT solutions. We value teamwork and foster a culture of total ownership over our deliverables, ensuring that we are both autonomous and accountable. Our primary focus is on our customers and our commitment to building and delivering valuable propositions.

Fluency in English is essential for this role; please ensure your CV is submitted in English as part of your application.

About 1GLOBAL

1GLOBAL is at the forefront of global telecommunications, leveraging advanced technology and innovation to deliver unparalleled connectivity solutions. Our dynamic team thrives on collaboration and excellence, making us a trusted partner for businesses looking to enhance their telecommunications capabilities.

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