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Senior Java Developer – B2B Long Term Contract (Poland)
Greenfield Trading Platform
1-2 days a month onsite - otherwise fully remote
A leading financial institution is expanding its engineering capability in Poland as part of a major strategic platform build. This role has multiple headcount, offering long‑term stability, complex engineering challenges, and direct involvement in shaping a new enterprise‑wide system.
You’ll be contributing to a greenfield platform that will sit between the UI layer and multiple backend systems across the bank. The first major use case is a consolidated trade blotter covering FX Cash, Options, Commodities and Interest Rates, with production launch targeted this year and ongoing feature expansion planned.
Tech stack and direction: Java, Spring, Oracle, Kafka/Solace, Microservices architecture, Reactive programming patterns.
You’ll work within the platform engineering function, contributing to backend services, messaging architecture, and integration patterns. The role is hands‑on, delivery‑focused, and suited to engineers who enjoy solving complex problems in high‑impact environments.
Core Java expertise - concurrency, collections, practical coding ability
Messaging technologies (Kafka or Solace)
Microservices & reactive programming
Solution design around messaging and system integration
Financial markets knowledge
To know more about this Greenfield opportunity and large scale programme - apply and reach out to connect.