Lead C# Engineer (WPF, Ukraine)
At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same. About the Project: We are developing a Migration Agent SDK that enables desktop application users to seamlessly migrate their data to a modern, Azure‑hosted cloud platform. The SDK will be delivered as a DLL and consumed by multiple Windows desktop applications. The solution will provide a complete migration workflow, including UI components, file transfer, validation, error handling, retry logic, and recovery mechanisms. The Migration Agent will interact with several web‑based systems, such as authentication, provisioning, and backend services, ensuring a secure and reliable migration experience for end customers. This is a technically complex project combining desktop development, cloud integration, and SDK design, with significant ownership and architectural influence. Your Responsibilities: Lead the design and development of a C#‑based SDK for data migration, delivered as a DLL and integrated into multiple desktop applications Define and implement migration workflows, including progress tracking, error handling, recovery, and retries Develop and maintain desktop UI components using WPF and/or .NET MAUI Design clean, reusable, and well‑documented public SDK APIs Integrate the SDK with web services (authentication, provisioning, backend endpoints) Implement secure and reliable file transfer mechanisms for large volumes of data Ensure compatibility with .NET Standard 2.0 and legacy desktop environments Collaborate with other engineering teams Act as a lead, providing guidance, code reviews, and best practices Ensure high standards for performance, stability, security, and testability. Required Skills and Experience: Strong experience with C# and .NET at Lead level Solid experience with WPF and desktop application development Hands‑on experience with .NET MAUI Experience working with .NET Standard 2.0 libraries and SDKs Experience integrating desktop applications with REST APIs / web services Strong understanding of error handling, resilience patterns, retries, and recovery mechanisms Experience with Azure or other cloud platforms (authentication, provisioning, APIs) Ability to take ownership and make technical decisions Upper-Intermediate English. What you will love about working here? We care about all our employees and want them to feel as comfortable as possible. That's why we offer them health insurance from the first days, regardless of the probationary period. The gift from the company - Christmas holidays from 25 December to 31 December. Сooperation with Superhumans center and Veteran HUB. Capgemini Engineering has supported the launch of psychological rehabilitation department of Superhumans. Our team also donnated over UAH 500 000 prosthetics for three Ukrainian defenders. Currently, we support psychological counseling provided by the Veteran Hub, and we have implemented a internal policy making the company friendly to military and veterans with the assistance of the Hub. Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem. #LI-Remote Apply To This Job