Contract
Jul. 23, 2026
Remote
Java Backend Developer
JOB ID
PLJA2692
VISA STATUS
Only EU/CH Citizens
REMOTE OPTION
100%
Job details:
- Role: Java Backend Developer
- Full-time
- Accenture offices Warsaw/Łódź or Remote
- Duration: 1 year
Scope:
- Backend development in Java 17+ using Spring / Spring Boot 3.x
- Work with Nasdaq Calypso-related solutions
- Integrate and maintain messaging-based components using ActiveMQ/JMS, Kafka, or RabbitMQ
- Work with SQL Developer and database-related tasks
- Write and maintain automated tests at unit, integration, and functional levels
- Apply secure coding, clean code, OOP and design pattern practices
- Support application observability through logging and metrics
- Collaborate proactively with the project team and communicate clearly in English
Skills:
- 3+ years of commercial experience as a Java Backend Developer
- Experience with Nasdaq Calypso software
- Strong Java 17+, Spring Framework, Spring Boot 3.x
- Messaging: ActiveMQ/JMS, Kafka, or RabbitMQ
- SQL Developer experience
- Testing: unit, integration, functional with JUnit and related libraries
- Secure coding awareness and common application vulnerabilities
- OOP, design patterns, clean code
- Observability basics: logging and metrics
- English B2+
- Ownership mindset, proactive attitude, strong communication skills
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