Lead Java Developer – Banking Domain

Java

n/a, Warszawa+2 Locations

B2Bnetwork

130 - 150PLN

Net per hour - B2B

Full-time

B2B

Senior

Hybrid

Tech stack

Polish

C2

English

C1

Microservices

master

Java

master

Oracle

advanced

Spring Boot

advanced

Job description

About the Role:

We are seeking an experienced and highly skilled Lead Java Developer to join a fast-paced and dynamic team within the Payments division of a prestigious banking client. This is a critical role for a seasoned technologist with deep Java expertise, excellent leadership abilities, and a passion for building scalable, high-performance systems.

Key Responsibilities:

• Act as the technical lead for a distributed development team in the Payments area.
• Translate complex business requirements into scalable, resilient, and maintainable software solutions.
• Drive development using modern Java technologies and best practices.
• Lead code reviews and enforce high-quality coding standards across teams.
• Collaborate closely with stakeholders to ensure alignment between technical and business goals.
• Ensure project deliverables meet quality and performance standards.
• Foster a culture of clean code, agile practices, and continuous improvement.

Required Skills & Expertise:

• Java: Guru-level knowledge (12+ years).
• Spring Boot & Spring Framework: Expert-level experience.
• Microservices Architecture: Deep practical understanding and implementation.
• Oracle / PostgreSQL: Strong SQL skills and database design knowledge.
• Architecture Frameworks: Proficient in designing scalable, high-throughput systems.
• Solid understanding of Domain-Driven Design (DDD), clean code principles, and design patterns.
• Strong communication skills in English (verbal and written).

Desirable Skills:

• Experience with CI/CD tools (e.g., Jenkins, Maven).
• Containerization and orchestration knowledge (Docker, Kubernetes).
• RESTful API design and implementation.
• Exposure to TDD, software security, and front-end frameworks (JavaScript, UI frameworks).
• Familiarity with JUnit and automated testing strategies.

Published: 07.08.2025

Office location