Senior Java Software Engineer
1GLOBALWarsaw, Masovian Voivodeship, Poland • Netherlands • Berlin, Germany • São Paulo, Brazil
Posted September 22, 2025
Full Time
About the Company
WE’RE ON A MISSION TO CONNECT THE WORLD SEAMLESSLY That’s why we aim to enable more connections than anyone else and why we’ve been pioneering the eSIM revolution from the very beginning. From international enterprises and consumers to IOT device makers and Telecommunications operators, our global network and connectivity solutions enable people, devices and networks to connect anywhere, instantly, with one platform to connect billions. Headquartered in the UK and with offices across four continents, we’ve invested over £550 million in building our unique proposition and becoming one of the world’s leading innovators in eSIM, cloud and digital solutions. As a result, we’ve become a leading technology company and eSIM trailblazer that’s trusted by thousands of international businesses across hundreds of countries, including global brands, powerhouse network providers and leading banks and financial institutions. One truly global network. One global supplier. One complete solution that revolutionises the world of connectivity and connects people, devices and networks seamlessly all around the world. Because we believe that the better the world communicates, the better the world.
Job Description
1GLOBAL is a technology-driven global mobile communications provider focused on empowering enterprises with its telecom technology platform and regulatory licenses. They are experiencing rapid growth and are seeking a talented Senior Java Software Engineer to join their Consumer Group, focusing on B2B2C products like Revolut and nordVPN.
Requirements
- 3-5+ years of experience in Java software development
- Experience with unit/integration/e2e testing
- Proficiency with REST APIs
- Experience with Git-flow, peer reviewing
- Familiarity with relational databases, CI/CD flows, Git, Docker, and Kubernetes
- Good understanding of cloud services and scalable infrastructure
- Excellent communication skills (written and spoken)
- Self-motivated and autonomous mindset
Benefits
- Growth Opportunities
- Major Transaction Exposure
- Work with a Talented Team
- Dynamic Work Environment
- Professional Development
- International Experience
- Open Communication Culture
- Get Things Done Attitude