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Senior Java Developer – Banking

Sii Polska — Poland · Posted ~6 days ago

Senior Full-time

Skills

Java Spring Boot Spring Framework REST APIs SQL Git CI/CD Unit testing Backend development REST Azure DevOps

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Summary ✨ AI‑Generated

A financial-services technology project is seeking a senior Java developer to build backend applications supporting modern banking services. Responsibilities include developing Spring-based applications and REST APIs, optimizing SQL queries, contributing to architecture, writing unit tests, participating in code reviews, and supporting CI/CD deployments.

Highlights

Senior backend engineering role in the banking sector, focused on Java and Spring development, REST APIs, SQL optimization, software architecture, automated testing, code quality, and CI/CD.

Description

Join a project focused on implementing an offer model, enabling business banking app users to access service packages and additional functionalities within a unified solution. The system supports the development of modern financial services and allows flexible offer management for clients. Your tasks Designing and developing backend Java applications according to requirements and standardsImplementing and enhancing RESTful APIsWorking with databases (SQL) and optimizing queriesCollaborating with the team on system architecture design and developmentWriting and maintaining unit testsParticipating in code reviews and ensuring code qualityCooperating with analysts, testers, and other team membersSupporting deployment processes and CI/CD Requirements At least 5 years of experience developing Java applications using Spring Boot and Spring FrameworkPrevious work designing and implementing RESTful APIsStrong knowledge of SQLFamiliarity with version control tools (Git) and CI/CD (e.g., Azure DevOps)Experience working with cloud platforms (preferably GCP) and KubernetesKnowledge of systems such as Kafka, Redis, ServiceMeshAbility to write unit testsRequired to reside in Poland and have fluent Polish language skills Job no. JOB-977RT Sii ensures that all hiring decisions are made solely on the basis of qualifications and competence. We are committed to equal and fair treatment of all, regardless of legally protected characteristics. At Sii, we promote a diverse and inclusive work environment, in full compliance with applicable anti-discrimination laws. Benefits For You Great Place to WorkSolid financial situationContracts with the biggest brandsCentre of internal trainingsMany experts you can learn fromOpen and accessible management teamProfit sharingPassion Sponsorship programRegular integration events and tripsComfortable and well-equipped officesMySii appMedical care