Senior UI Engineer; C#​/JS​/HMI​/industrial​/edge UI, Ukraine

Position: Senior UI Engineer (C#/JS/HMI/industrial/edge UI, Ukraine)
Location: Kief

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.

Short

Description:

We are looking for a Software developer with experience in both .NET/C# and modern JavaScript/Type Script development to support industrial HMI and UI application development. The primary responsibility is to port an existing .NET-based HMI UI from one HMI platform to another similar HMI environment running on an x86 Intel-based edge device. The application runs in a Docker container and is exposed through a web server on the HMI.

In addition, this role will support rapid UI prototyping for various industrial and edge applications using JavaScript, Type Script, Node.js, and modern web UI frameworks.

Roles and Responsibilities:

Port an existing .NET-based HMI UI application from one HMI platform to another similar HMI environment

Review existing UI architecture, code structure, dependencies, configuration, and deployment model

Modify and adapt the existing .NET UI to work properly on the target HMI platform

Ensure the application runs correctly on x86 Intel-based edge devices

Support Docker-based deployment and troubleshooting for HMI and edge applications

Configure and validate the UI application when exposed through the HMI web server

Troubleshoot UI, runtime, browser, web server, container, networking, and platform compatibility issues

Build quick prototype UIs for different industrial edge and cloud for internal application use cases

Develop and maintain web-based UI components using JavaScript, Type Script, Node.js, and modern frontend frameworks

Support lightweight backend or service-side logic using Node.js when needed for UI prototypes

Collaborate with software, automation, backend, product, and hardware teams to support integration and testing

Maintain and improve existing UI functionality, layout, navigation, usability, and performance

Support testing with real hardware, HMI devices, and edge environments

Document technical changes, configuration steps, deployment procedures, and known limitations

Follow clean version control, code review, testing, and release practices.

Qualifications:

BS or MS degree in Computer Science, Software Engineering, Electrical Engineering, Computer Engineering, or related field

Minimum 5 years of relevant software development experience

Hands-on experience with .NET/C# application development

Strong experience with JavaScript, Type Script, and Node.js Experience developing, maintaining, or porting UI applications

Experience with web-based applications running on local devices, embedded systems, industrial PCs, or edge platforms

Experience with Docker or containerized application deployment

Familiarity with x86 Intel-based systems, industrial edge devices, or HMI hardware

Experience troubleshooting software compatibility issues across different runtime environments

Strong problem-solving, debugging, and communication skills.

Required Competencies:

Strong .NET/C# development skills

Strong JavaScript, Type Script, and Node.js development skills

Ability to work across both .NET and JavaScript technology stacks

Good understanding of UI application architecture and web-based UI development

Ability to read, understand, modify, and port existing codebases

Experience with HTML, CSS, JavaScript, Type Script, and modern frontend development practices

Familiarity with HMI systems, industrial UI applications, or operator interface software

Experience working with Docker containers, container logs, environment variables, ports, and volumes

Ability to troubleshoot runtime, deployment, browser, networking, and web server configuration issues

Understanding of application configuration and deployment on edge devices

Ability to quickly build functional UI prototypes based on evolving requirements

Strong…