Java Tech Lead at KUBO Poland… · Warsaw

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

Recruitment steps

1. Phone call with a KUBO Recruiter (20–30 minutes).
2. Technical interview
3. Interview with the client
4. Decision and feedback

https://www.linkedin.com/in/agnieszka-k%C4%99pczy%C5%84ska/

W KUBO naprawdę zależy nam na ludziach. Zapraszamy osoby w różnym wieku, o różnych tożsamościach i sposobach funkcjonowania oraz niezależnie od sytuacji zdrowotnej i rodzinnej. Autentyczność jest dla nas wartością, a naszym celem jest uczciwy i otwarty proces dla wszystkich.

At KUBO, we genuinely care about people. We welcome candidates of all ages, backgrounds, identities, family constellations, health situations, and ways of thinking and interacting with the world. You’re welcome to be yourself — we value authenticity, and we’re committed to creating a fair and inclusive process for everyone.