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May 19, 2026

Senior Java Developer

Senior • Hybrid

Kraków, Poland

🌍Work mode: hybrid: 2x per week in the office in Kraków.

⏰Start: from June.

📝Contract: B2B.

⚙️Recruitment process: technical interview, live coding.

⏳Duration: >12 months contracts.

📕Project language: English.

💼Industry: Banking.

💻Workload: Full time.

We are seeking high-performing Senior Full Stack Developers to join our Wholesale Credit & Lending Technology team. This pivotal role is integral to a major 3-4 year transformation program focusing on modernizing core credit and lending technology platforms across global markets.

Main Responsibilities:

  • Contribute to the uplift and refresh of wholesale credit and lending models.

  • Support key risk and collateral management functions.

  • Improve data quality, traceability, and governance.

  • Review data sourcing, transformation, and consumption processes.

  • Collaborate within a fast-paced engineering team.

Key Requirements:

  • Java Full Stack Development

  • Strong experience with PostgreSQL (Postgres)

  • Progressive engineering mindset

  • Proven code review capability

  • High attention to detail

  • Pragmatic engineering approach

Nice to Have:

  • Exposure to Claude AI tooling

  • Experience with Quantexa

Other Details:

This position requires office attendance 2 times per week and is part of a global-scale technology rollout. The urgency is high due to previous hiring challenges in fulfilling this critical transformation initiative.