FinTech Client #4 | Senior Java Developer

Location: Warsaw, Poland; Poland On behalf of FinTech Client #4 , SD Solutions is looking for a talented Senior Java Developer SD Solutions is a staffing company operating globally. Contact us to get more details about the benefits we offer. Responsibilities: Work as a Senior Java Engineer for an online card payment system that processes millions of transactions a day for 1000+ merchants in 160 currencies, with 99,995% uptime Work with technologies such as: Java, Kotlin, Spring, Hibernate, SQL, Selenium, Gradle, AWS Building new features and automated tests with the highest attention to code quality and Continuous Delivery rules Finding and improving solutions for both technical and business issues Working with highly skilled specialists with the most efficient technologies and tools Requirements: At least 5 years of hands-on Java development experience - not only coding but also problem-solving with a medium to high level of autonomy in projects High level of expertise in Java and a solid knowledge of the listed technologies/tools Academic degree in IT/programming field Proven track record of delivering high-quality code with attention to scalability and reliability . Strong analytical skills and a predisposition for innovative thinking Decision-making approach and a goal-oriented attitude Fluency in English An open-minded and easygoing personality is a must - we like to like each other! Advantages: Technologies: JavaScript (ES7+), React Experience in Datadog, OpenSearch, Sentry Experience in the payments/fintech industry Product-based IT company experience Fluency in Polish About the company: A global fintech company providing unified payment infrastructure and financial services for merchants and consumers worldwide. The platform integrates multiple payment channels into a single solution, combining in-house technology development and product innovation to streamline transactions at scale. By applying for this position, you agree to the terms outlined in our Privacy Policy. Please take a moment to review our Privacy Policy https://sd-solutions.breezy.hr/privacy-notice , and make sure you understand its contents. If you have any questions or concerns regarding our Privacy Policy, please feel free to contact us.