Senior Developer (SQL / Java / Data Flows)

As a part of the DFS IT team within the Securities Services cluster, you will contribute to delivering new solutions for operational teams and actively participate in technical discussions and decision-making within the development team. This position offers a unique opportunity to collaborate with dynamic, cross-location teams and contribute to shaping the product vision. Senior Developer (T SQL / Java / Data Flows) Responsibilities Perform impact analysis of changes and ensure consistency with the existing architectureDefine and specify data flows, including technical setup and connectivityValidate developed flows with internal teamsParticipate in application testing phases in a Cloud environmentEnsure architectural coherence and assess the impact of releases with the software providerDevelop and maintain code following best practicesTest developments in line with quality standardsProduce technical and functional documentationAnalyze legacy solutions and implement improvements based on industry best practicesSupport business activities during client migration phases with impact analysisDesign the technical setup for data flowsDevelop and execute T-SQL queries and stored proceduresDevelop, modify, and optimize Java applicationsPrepare and execute test plansParticipate in the Group’s IT transformation program, including AI readiness Requirements 7+ years of professional experience in T-SQL (SQL Server) developmentPractical experience in Java development and JavaScriptWorking knowledge of Linux shell scriptingBasic knowledge of WTXExperience working in global, distributed teamsStrong analytical and problem-solving mindsetAbility to understand complex business requirements and translate them into technical solutionsEffective communication and collaboration skills, with a team-oriented approachOrganized, proactive, and results-driven What We Offer Hybrid work mode, 50% working from home within a monthEquivalent for remote work expenses (120 PLN per month)Stable employment in the international companyFully paid private medical care for employeePre-paid lunch cardEmployee Pension PlanCo-financed Multisport CardMyBenefit Cafeteria PlatformLife insuranceCar parking availability in the office buildingTrainings and development opportunities If the offer sounds interesting to you - please be invited to apply with your resume in English.