Senior Java Backend Engineer – Real-Time Fraud (Hybrid)

Vyntra Global; Warszawa; Hybrid; PLN 90,000 - 130,000; Full time

Job summary

Vyntra Global, Warsaw-based, is seeking a Backend Software Developer to join the Financial Crime Product Development team in a hybrid setup (2 days on site). You will design and maintain Java backend services within a small autonomous agile team, delivering high-scale, production-grade software for banks and financial institutions.

The role emphasizes building reliable, scalable systems, handling real-time data, and collaborating closely with engineers to solve complex fraud and financial crime

Qualifications

• Experience building and running production systems.
• Strong experience with Java in backend development.
• Experience with distributed or cloud-based systems.
• Good analytical skills and a structured approach to problem solving.
• Experience working in agile development teams.
• Clear and practical communication skills.

Responsibilities

• Design backend services in Java.
• Improve performance, reliability, and scalability.
• Investigate production issues and deliver long-term solutions.
• Work with large data volumes in distributed systems.
• Collaborate with engineers in your team.

Skills

Java backend development

Distributed / cloud systems

Analytical thinking

Agile development teams

Communication skills

Tools

Spring Boot

Kafka

Docker

Kubernetes

SQL databases

Grafana

Job description

Vyntra Global, Warsaw-based, is seeking a Backend Software Developer to join the Financial Crime Product Development team in a hybrid setup (2 days on site). You will design and maintain Java backend services within a small autonomous agile team, delivering high-scale, production-grade software for banks and financial institutions.

The role emphasizes building reliable, scalable systems, handling real-time data, and collaborating closely with engineers to solve complex fraud and financial crime