Senior Java Software Engineer – AI-Driven Modernisation
Sii PolandToruń, Województwo kujawsko-pomorskie, Polska9 dni temu
Opis pracyMinimum 7 years of professional experience in Java programming Experience with legacy system refactoring or service modernization projects Hands‑on experience with AI‑powered development tools (e.g., GitHub Copilot, Claude Code, or similar LLMs) Solid understanding of CI / CD, automated testing, and cloud‑native architectures Ability to design scalable, secure, and maintainable software solutions Willingness to travel to Krakow for short business delegations as needed Excellent command of English, both written and spoken, enabling effective communication in an international environment Residing in Poland required Great Place to Work Solid financial situation Contracts with the biggest brands Centre of internal trainings Many experts you can learn from Open and accessible management team Profit sharing Passion Sponsorship program Regular integration events and trips Comfortable and well‑equipped offices MySii app Medical care
We’re building a next-generation technology team focused on modernising critical financial services through AI-first engineering. As a Senior Software Engineer, you’ll play a key role in transforming complex legacy systems into modern, scalable, and intelligent solutions. You’ll work hands‑on with the latest AI tools to accelerate development, improve code quality, and deliver measurable impact across the organization.
Your tasks
- Modernizing legacy systems using AI to analyze, refactor, and optimize existing codebases
- Implementing modern architecture patterns, including strangler fig and microservices migration approaches
- Delivering production‑ready services with robust testing, clear documentation, and multi‑instance deployment support
- Using AI tools throughout the SDLC to boost productivity and ensure faster delivery cycles
- Collaborating with cross‑functional teams to ensure smooth service transition and ownership handover
- Demonstrating measurable improvements in performance, reliability, and API efficiency
Job no. -PD864
Requirements
Benefits For You
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Senior Software Engineer Java • Toruń, Województwo kujawsko-pomorskie, Polska
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