Java Tech Lead

We are looking for 4 Senior Java Developers, including one Tech Lead, to build integrations for bank deposits and withdrawals.

You will connect banks, including international banks, with an existing payments platform and back-office systems. The platform is already running in production - you will add new integrations, not build it from scratch. You will have opportunity to take part in project for 6 months, 100% remote from any place in Poland. If you have experience in financial, banking industry - new opportunities are waiting for you from January 2027!

Key responsibilities

• Acting as a Tech Lead and coordinating the work of the development team responsible for banking integrations.

• Leading technical discussions with international banks and external integration providers.

• Analysing banks' technical documentation and identifying requirements for individual integrations.

• Preparing technical designs for integrations, taking into account the specific characteristics of individual banks and their communication models.

• Making technical decisions regarding integration implementation based on the existing architecture.

• Coordinating development activities and ensuring efficient delivery across the team.

• Supporting the team in resolving technical challenges and handling non-standard integration scenarios.

• Overseeing implementation quality, testing, and production readiness.

• Ensuring proper handling of data received from banks, including validation, normalisation, and edge-case management.

• Collaborating with other business areas, including Customer Support, to address operational and regulatory requirements in individual markets.

• Ensuring appropriate technical documentation and knowledge transfer to the teams responsible for maintaining the solution after each integration is completed.

Ideal candidate profile

• Previous experience as a Tech Lead, including coordinating the work of a development team.

• Experience leading technical discussions with external partners, vendors, or clients.

• Ability to make technical decisions and take ownership of integration solution design.

• Strong Java expertise and commercial experience at Senior Java Developer level.

• Experience in designing and developing systems based on microservices architecture.

• Hands-on experience integrating external systems using different communication models.

• Ability to independently analyse technical documentation provided by vendors and translate requirements into concrete technical and architectural solutions.

• English proficiency at C1 level, Polish min. C1

• Ability to join the project in January 2027 (must have)

Conditions

• Form of cooperation: B2B contract

• Salary: 190-220 PLN net/h

• 100% remote work 

• Project for 6 months

• Start: January 2027

• Benefits: Private medical care, Life insurance, Sports card

Tech stack

• Java
• Micronaut
• Kafka