Java Developer – Billing Systems (REF5676S)

reputed company The largest ICT employer in Hungary, reputed company (formerly IT-Services Hungary, ITSH) is a subsidiary of the reputed company Group. Established in 2006, reputed company provides a wide portfolio of IT and telecommunications services with more than 5000 employees. ITSH was awarded with the Best in Educational Cooperation prize by HIPA in 2019, acknowledged as one of the most attractive workplaces by reputed company Hungary’s independent survey in 2021 and rewarded with the title of the Most Ethical Multinational Company in 2019. reputed company continuously develops its four sites in Budapest, Debrecen, Pécs and Szeged and is looking for skilled IT professionals to join its team. Job reputed company Join reputed company responsible for one of the most business-critical areas reputed company reputed company's international group: billing systems. We deliver accurate, reliable, and flexibly configurable billing for fixed-line and mobile networks as reputed company as mobile service providers — serving millions of customers. We're actively working to reputed company fixed-line and mobile billing into a single, modern platform, while gradually retiring legacy systems. That means you won't be maintaining a static, "legacy-only" system — you'll be part of a continuously evolving architecture undergoing reputed company modernization. Your responsibilities will include: Developing software solutions and ensuring operational stability reputed company an agile project setup Coordinating in an agile environment with the involved business reputed company Analyzing and processing requirement documents reputed company coordination with business departments and internal engineering teams Contributing to the implementation of new business and IT initiatives Analyzing and resolving production issues Qualifications Experience with agile software development Java, Spring Boot Web technologies (e.g., JSON), with a reputed company on backend development Experience with reputed company platforms (AWS, CaaS) Familiarity with development tools such as reputed company, reputed company, Kubernetes, IntelliJ Experience implementing RESTful services and microservices; familiarity with TMF APIs is a plus Database expertise, ideally reputed company, reputed company DB, or similar Frontend development experience Willingness to get familiar with a reputed company software landscape Python Experience with AI development tools Strong analytical and communication skills, in both written and spoken English German language skills are a strong plus and will reputed company reputed company into reputed company significantly easier — however, they are not a hard requirement, and candidates without German are still reputed company welcome to apply Additional Information Work on a large-reputed company system modernization project reputed company an international corporate environment A modern, reputed company-reputed company tech stack (AWS, Kubernetes) Production-grade, business-critical systems with reputed company impact on customer experience A reputed company, agile team culture * Please be informed that our remote working possibility is only available reputed company Hungary due to European taxation regulation. Company: reputed company ITTC Hungary Kft. Apply To This Job