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Senior Java Developer
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Offer summary

(Summary generated by AI based on the full job description)

The project focuses on building bank integrations for an existing payments platform. Core stack: Java and microservices. Main responsibilities include reviewing bank documentation, preparing technical design, developing and testing integrations, deploying to production, setting up monitoring and handing over maintenance. Required: minimum 8 years Java experience, experience with banking integrations and multiple communication methods, knowledge of bank file formats and payment schemes, English B2. Offer: 6-month project, B2B, rate 160–180 PLN net/h, 100% remote, start January 2027. Benefits: private medical care, life insurance, sports card.

newyou can start ASAP

Senior Java Developer

Company: KUBO

from: 3 November 2026
to: 3 December 2026
160 - 180 złnet (+ VAT)/ hr.B2B contract (full-time)
Offer parameters
level:senior
working mode:remote
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

Java

Our requirements

  • Senior-level Java experience with microservices – at least 8 years
  • Experience connecting external systems using different communication methods.
  • Experience with the financial industry, like banking integrations, bank file formats and payment schemes.
  • Ability to turn technical documentation into working solutions.
  • Experience testing and deploying backend services.
  • English: minimum B2
  • Ability to join the project in January 2027 (must have)

Your responsibilities

  • Review the bank’s technical documentation.
  • Discuss technical details with the bank or integration provider.
  • Prepare the technical design for each integration.
  • Develop and test the integration.
  • Deploy it to production and set up monitoring using existing company tools.
  • Hand over maintenance to an internal team, including documentation and knowledge transfer.

About the project

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 the opportunity to take part in a project for 6 months, 100% remote from any place in Poland. If you have experience in the financial or banking industry, new opportunities are waiting for you from January 2027!

This is how we organize our work

This is how we work

at the client's siteyou focus on a single project at a timeyou have influence on the choice of tools and technologiesyou have influence on the technological solutions appliedyou have influence on the productyou focus on product developmentagilescrum

Team members

automated test programmer

What we offer

  • Form of cooperation: B2B contract
  • Salary: 160-180 PLN net/h
  • 100% remote work – you can work from any place in Poland
  • Project for 6 months
  • Start: January 2027
  • Benefits: Private medical care, Life insurance, Sports card

Benefits

  • sharing the costs of sports activities
  • private medical care
  • life insurance
  • remote work opportunities

Recruitment stages

  • 1.
    Phone call with Recruiter
  • 2.
    Technical interview
  • 3.
    Interview with the client
  • 4.
    Decision and feedback
Senior Java Developer
160–180 zł / hr. (B2B)
I apply to:
KUBO
Warszawa, Masovian
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