Senior UI Engineer (C#/JS, 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.
Short Description:
We are looking for a Software developer with experience in both .NET/C# and modern JavaScript/TypeScript 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, TypeScript, 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, TypeScript, 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, TypeScript, 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, TypeScript, 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, TypeScript, 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 debugging, problem-solving, and independent execution skills
Strong written and verbal communication skills
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.
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