
FinTech Client #4 | Senior Java Developer
Primary stack
Nice to have's
Job description
About the Position
On behalf of FinTech Client #4, SD Solutions is looking for a talented Senior Java Developer to join our team in Warsaw, Poland.
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!
Nice to Have
- Technologies: JavaScript (ES7+), React
- Experience in Datadog, OpenSearch, Sentry
- Experience in the payments/fintech industry
- Product-based IT company experience
- Fluency in Polish
We Offer
- Competitive salary
- Opportunity to work with cutting-edge technologies
- Collaborative and innovative work environment
- Professional growth opportunities
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 here, and make sure you understand its contents. If you have any questions or concerns regarding our Privacy Policy, please feel free to contact us.
© SD Solutions. This job description was sourced from the employer's public career page. TheJob is not the employer — we index the posting and route candidates to the source. All content rights and hiring decisions belong to the employer.
SD Solutions is a turnkey staffing service that helps product companies to expand their teams and develop.Our clients are top-notch companies and start-ups that bring future technologies into today’s life.We are proud of being dedicated to the last generation of cybersecurity, fintech, health tech, AI solutions, and more products.We have clients all over the globe:☑️ The USA, ☑️ The UK, ☑️ Canada, ☑️ Israel.SD Solutions provides Ukrainian professionals with perfect conditions for working in an international company:✅ Office in the center of Kyiv — near the Universytet metro station✅ Full support. We cover all hardware needs, medical insurance, accountant, and lawyer services.✅ Opportunities for professional and personal development.✅ Truly warm atmosphere and strong team spirit.More countries, more people, more offices! SD Solutions launched another branch and opened a new office in Medellin, Colombia.Join us today!
More at SD Solutions
All 28 roles
HealthTech Client #1 | Patient Advocate
SD Solutions · Colombia

Junior Patient Advocate (CO)
SD Solutions · Argentina +4

CloudSec Client #1 | Backend Team Lead
SD Solutions · Poland +1

DataTech Client #1 | Technical Project Manager
SD Solutions · Colombia