Senior Software Engineer (Java) is open at Arq in Krakow (hybrid). Posted on Oct 26, 2026, and still on Arq’s careers page when we last checked, on Nov 14, 2026.
About the role
The work will focus on greenfield development and improvement of existing systems - Projects will include building REST APIs, engineering microservices and evolving a number of systems that our business depends on (e.g. card payments, treasury management, transactions booking, crypto liquidity) - Our technology stack is based predominantly on Java 25 on the backend with Postgres database - We rely on Spring Boot for…
The opening lines of the posting. The rest is on Arq’s careers page.
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