Senior .NET Developer

The role is within the banking industry and involves working on application modernization and security enhancements in a regulated environment. The position includes collaboration with security teams, architects, and business stakeholders to enhance system security and data processing.

• Minimum senior-level experience in programming with C# and .NET (Core/5+).
• Strong knowledge of design patterns, multithreaded programming, and application performance optimization.
• Practical experience designing and implementing RESTful APIs.
• Experience with application security and vulnerability removal following OWASP Top 10 standards.
• Familiarity with authentication and authorization mechanisms including OAuth2, OpenID Connect, and MFA.
• Advanced knowledge of SQL and experience with relational databases.
• Experience building and maintaining data import and export processes.
• Experience with system integration and file formats.
• Ability to work with legacy systems and perform secure refactoring.
• Experience creating unit and integration tests and applying Clean Code principles.
• Independency, proactivity, and ability to identify technical risks.
• Experience working in Agile methodologies (Scrum/Kanban).
• Practical knowledge of Git, and either Jira or Azure DevOps.

Nice to have:

• Experience analyzing system architecture and proposing maintainability improvements.
• Experience collaborating with security and architecture teams in regulated environments.

• Identify and eliminate security vulnerabilities in applications and ensure compliance with security standards.
• Conduct security hardening activities and implement recommended protections.
• Redesign and optimize data import processes for improved performance and stability.
• Replace existing DB Link-based communication with modern, secure API interfaces.
• Design and implement RESTful APIs to support system integration.
• Design and deploy multi-factor authentication (MFA) mechanisms.
• Modify business logic related to data export.
• Develop and adjust file interfaces responsible for generating and delivering output files.
• Refactor and modernize existing code while maintaining system continuity.
• Collaborate with security teams, architects, and business stakeholders during change implementation.