JustJoin.IT Praca zdalna Senior New

Senior Java Developer

Harvey Nash Technology

⚲ Poland (Remote)

30 000 - 35 000 PLN brutto (UoP)

Wymagania

  • Java

Opis stanowiska

Senior Java Developer | Remote| Fintech Client You will: • Modernise legacy Java services using AI-assisted analysis, refactoring and testing • Build AI-powered CI/CD pipelines with automated code review, test generation and security scanning • Develop MCP servers and LLM-based tooling for other engineering teams • Ship measurable results: faster APIs, better performance, higher reliability You bring: • 6+ years of Java backend experience with strong Spring Boot expertise • Hands-on experience modernising legacy systems at scale • Background in banking, fintech, trading or similar high-reliability domain • Solid multithreading knowledge in production systems (concurrency, locking, atomics) • Practical use of AI dev tools – Claude Code, GitHub Copilot or similar • Strong API design and microservices architecture knowledge • English B2+