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Java/Scala Developer

Budapest💼 Full-time🗓 2026-09-04 → 2026-09-25

Core

Develop and maintain backend services and optimize financial calculations for international clients in finance, telecom, automotive, and energy sectors.

Role type

Senior Java/Scala backend developer

Builds

REST web services, batch data processing workflows, and accounting/financial calculation engines

Domain

Financial services, Big Data, Enterprise Software

Deliverable

production ML models | product features

Required skills

Java, Spring, Scala, SQL, relational databases, Big Data technologies (Hadoop, MongoDB), SDLC methodologies, Agile practices

Preferred skills

UNIX/Linux debugging, DevOps automation tools (AutoSys, Shell, Perl, Python), finance/accounting/banking domain knowledge, business reporting concepts

Technologies

Apache Spark, SQL Server, Oracle, Sybase, DB2, Hadoop, MongoDB, REST

Responsibilities

Parallelize and optimize accounting and financial calculations using Apache Spark, Develop and maintain backend REST web services, Integrate applications through predefined interfaces, Manage and improve batch-based data processing workflows, Optimize data orchestration processes, Participate in the full software development lifecycle, Support DevOps automation and continuous deployment practices

Seniority

Senior, hands-on IC

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