Senior .NET Developer

Quick Facts

• Role: Senior .NET Developer

• Collaboration: B2B

• Location: Poznań (hybrid; office visits only as required by the project)

• Rate: 100–120 PLN net + VAT/hour

• Industry: Banking

Description

Design, develop, test, and maintain .NET applications, taking business and non-functional requirements into account. You will build backend, web, and API services, implement business logic and system integrations, and refactor or optimize existing solutions. Ensure code quality through code reviews and best practices while working with analysts and architects and keeping technical documentation up to date.

Responsibilities

• Design, develop, test, and maintain .NET applications aligned with business and non-functional requirements

• Design and implement backend, web applications, and API services

• Develop business logic and integrations between systems

• Maintain, refactor, and optimize existing solutions

• Ensure code quality, participate in code review, and apply software engineering best practices

• Collaborate with analysts and architects on technical solution design and implementation

• Prepare and update technical documentation

Requirements

• Very good knowledge of the .NET platform and the C# language

• Practical experience building applications with ASP.NET Core

• Knowledge of design patterns and good programming practices

• Experience designing and implementing REST API

• Ability to design and develop backend applications and system integrations

• Knowledge of Visual Studio and Git

• Experience with Azure DevOps and CI/CD processes

• Ability to analyze business requirements and translate them into technical solutions

• Independence, responsibility, and ability to work with the team

Benefits

• B2B contract

• Hybrid work model with limited office visits

• Rate: 100–120 PLN net + VAT/hour