Backend Developer, Java/Scala

Qualysoft

full-time

Posted on: 9/8/2025

Origin: • 🇭🇺 Hungary

✨ AI Apply

Mid-LevelSenior

JavaJenkinsPythonScalaSpring

About the role

Develop IT systems covering various aspects of the business run by our Fixed Income division
Collaborate closely with business users and learn business concepts such as financial products and market structures
Participate in all stages of the IT system lifecycle: requirements gathering, refining user stories, solution design, coding, and supporting user queries
Work within a diverse technology landscape: Java, Scala, Python, data management systems, CI/CD pipelines (Jenkins)
Solve a wide range of problems from high-throughput, resilient data integration solutions to regulatory scenario calculations requested by the Market Risk Department
Align tasks with your skillset, interests, and team fit
Handle very large data volumes (hundreds of gigabytes daily), ensure calculation results and critical information reach downstream systems reliably and on time
Integrate with multiple systems, ensure resilience against errors, and maintain strict service-level agreements
Implement regulatory scenario calculations for market risk with focus on computational complexity

Strong analytical and problem-solving skills
Good command of English and solid communication abilities
Experience in developing data or computation-intensive backend applications (e.g., grid-based) is an advantage
OOP design skills and interest in Functional Programming concepts
Willingness to maintain and enhance existing code, including legacy systems
Strong Java or Scala knowledge, with readiness to pick up the other language if needed
Spring knowledge is an advantage, but eagerness to learn and work with in-house frameworks is essential
Experience with Git, Bitbucket, Jenkins, pull requests, JIRA, and Agile/Scrum is an advantage
Knowledge of financial products is an advantage
BSc or MSc in IT/Engineering or a related field is an advantage