Mid-Level .NET Developer

Ignite the future of digital banking — develop innovative solutions that transform financial services! Warsaw-based opportunity with hybrid work model (2 days in the office/month). As a . NET Developer you will be working for our client, one of the leaders in the online banking sector that develops and maintains large-scale financial systems supporting daily operations of digital banking services. In this role you will contribute to the development and improvement of a core banking platform used across the organization. You will work closely with analysts, developers, and business stakeholders to implement new functionalities, improve system performance, and ensure the reliability and quality of software solutions in a modern . NET environment. Your main responsibilities: Implement new functionalities and system improvements in applications developed in the . NET environmentParticipate in development work within projects related to the core banking systemDevelop and maintain automated tests to ensure high quality of delivered solutionsCollaborate with analysts and business users to support requirements analysis and clarificationParticipate in internal software testing and verification processesCreate and update technical and functional documentation for developed solutionsSupport the development team in maintaining system stability and performanceYou're ideal for this role if you have: Good knowledge of C#, . NET, . NET CoreExperience with MS SQL and PosgreSQLUnderstanding of object-oriented programming principles and design patternsHands on experience with Docker and KubernetesKnowledge of automated testing techniquesAbility to work effectively in a team environmentStrong communication skills and attention to detailGood organizational skills and ability to quickly learn new technologiesAbility to work with technical documentation in EnglishFamiliarity with software development best practices (e.g. SOLID)Nice to have: Knowledge of Agile methodology