Senior .Net Software Engineer job opportunity at 1GLOBAL.

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Date2025-09-17T23:19:46.064Z bot
1GLOBAL Senior .Net Software Engineer
Experience: General
Pattern: Full-time
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degreeHigh School (S.S.C.E)
loacation Lisbon, Portugal
loacation Lisbon....Portugal

1GLOBAL  is a technology-driven global mobile communications leader, built to help enterprises unlock the full potential of mobile connectivity at scale. Powered by a best-in-class telecom platform – including our own owned and operated global mobile core network, a full end-to-end eSIM technology stack, and an extensive portfolio of telecom licenses – 1GLOBAL operates as a fully regulated telecommunications provider across 40 countries worldwide. Combined with our privileged access to the global wholesale telecom market, this positions us uniquely to deliver seamless, compliant, and scalable connectivity solutions anywhere in the world.     We serve many of the world’s leading banks, enterprises, and digital-first businesses, including neo-banks, fast moving consumer goods companies, travel leaders, and payment service providers. Today, 1GLOBAL connects more than  70 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 exceeding  US$200 million  and profits of over US$25 million, we generate strong cash flows and fund our growth independently—continuously investing in infrastructure, platform innovation, and global expansion. Recent years have marked a defining phase in our journey, with major enterprise and mass-consumer client wins accelerating our evolution into a global mobile connectivity powerhouse, purpose-built to enable consumer brands to enter and succeed with their own telecommunications offerings.     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. We operate as a fully regulated Mobile Virtual Network Operator (MVNO) in 12 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, our team of close to 500 experts across 15 countries is united by a single ambition: to redefine global mobile connectivity through technology, scale, and execution excellence.  Position Overview You will be part of a dynamic full-stack development team driving the core delivery and full life-cycle of our product lines. We are seeking a driven and intelligent individual with a proven history of bridging product and technology teams at product-led growth companies. Key Responsibilities Build high impact features and contribute to the architecture design; aim towards resiliency, scalability, security and fault tolerance; Advocate for high code quality, readability and high tests coverage; Promote best practices for a high-scale web (or mobile) environment; Work with an Agile methodology; Identify areas of improvement in the codebase and promote them through seamless integrations, documenting solutions and new flows; Mentor junior members when needed and contribute with meaningful reviews. Strong knowledge and experience in the development of .NET applications; Knowledge of Golang and Java is a plus; Aspiration to become a full-stack developer; Experience in React/Javascript/Typescript is a plus; Experience with unit/integration/e2e testing (test driven development is a plus); Proficiency with REST APIs, both in implementing and consuming the interfaces; Familiarity with relational databases, CI/CD flows, Git, Docker, and Kubernetes; Familiarity with development tools and processes (Git-flow, peer reviewing); Good understanding of cloud services and scalable infrastructure; Excellent communication skills (fluent in English, both written and spoken), with a self-motivated and autonomous mindset.

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