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Senior Frontend Developer (Research and Pre-development) (m/f/d)

Siemens

Siemens

Software Engineering
Amadora, Portugal
Posted on Apr 30, 2025

Job Description

Job ID

463034

Company

Siemens S.A.

Organization

Foundational Technologies

Job Family

Research & Development

Experience Level

Experienced Professional

Full Time / Part Time

Full-time

Contract Type

Permanent
Create a better #TomorrowWithUs 🚀
At Siemens, we build technology solutions to shape the world we live in. We transform industries and societies by combining the real and digital worlds. With over 300.000 of the world’s most forward-thinking minds and the power of a presence in more than 190 countries, we make a truly global impact.
At the Portugal Tech Hub, we take on challenges to make life easier, safer, and more sustainable for us and generations to come. We bring value to the business digitalization transition, from Portugal to the world, in areas such as Artificial Intelligence, Analytics & Business Intelligence, Application Lifecycle Management, Cybersecurity, IT Infrastructure Management, IT Project & Service Management, IT Strategy, User Experience, and many more.
With a decade of history and around 1.600 experts, the Portugal Tech Hub is the home of the new technologists – Dream Builders, Impact Creators & Future Makers.
Are you one of them? Come join us! ⭐
About Siemens Foundational Technologies Department
Siemens Foundational Technologies is the central in-house research and development unit at Siemens and as such occupies an outstanding position within Siemens' R&D facilities. It acts as a strategic partner to support Siemens’ business units with R&D services and coordinates the collaboration with top universities worldwide. Through its R&D activities in Germany, USA, Portugal, China, India, and Eastern Europe, Siemens Foundational Technologies department helps to secure the company’s technological future and strengthen its ambition.
Your mission will be…
  • Develop top-tier web applications using React and Angular in combination with TypeScript
  • Collaborate with cross-functional teams to create highly efficient and responsive web interfaces, focusing on data visualization and dynamic UI form generation.
  • Optimize and refactor existing code for improved performance and scalability
  • Ensure seamless integration with backend services through APIs
  • Establish best practices and provide code reviews
We are looking for someone with…
  • Bachelor's or Master’s degree in Information Technology or a related field.
  • At least 5 years’ experience in React.js and Angular, with a particular focus on advanced component patterns and state management
  • Strong proficiency in TypeScript and its application in building scalable and maintainable applications
  • In-depth understanding of modern JavaScript, HTML, and CSS
  • Familiar with frontend build tools and module bundlers like Webpack and Vite
  • Experience with API integration and asynchronous programming
  • Knowledge of frontend testing frameworks and implementing unit and integration tests
  • Familiarity with version control tools (Git)
  • Capability to work effectively both in a team and independently with strong self-management skills
  • Good communication skills in English, both verbal and written
Nice to have skills:
  • Practical knowledge of any other popular library/framework (Vue.js etc.)
  • Experience in implementation of other communication protocols (paradigms) like gRPC and WebSockets
  • Ability to resolve cross-browser and responsive design challenges efficiently
  • Experience with visualization and UI libraries (d3.js, Ant Design, ECharts, MUI, or similar)
  • Experience with state management libraries
  • Experience in GitLab CI
  • Understanding of core AWS services
What you can expect from us…
A hybrid and flexible working model to promote a better work-life balance, along with a budget for home office support and the opportunity to do 16 hours a year of volunteer work. A health insurance, access to our on-site medical center, plus the chance to join sports groups.
In addition, you'll have access to online learning platforms and discounts with our partners. A shuttle bus to commute to the facilities and the possibility of financial support to your studies.
What makes us proud as an employer:
  • Merco – Companies and Leaders with the Best Reputation in Portugal (#1 Tecnology/Manufacturing)
  • Forbes – World’s Best Employers (#1 Engineering & Manufacturing)
  • LinkedIn – LinkedIn Top Companies (#2)
  • OnStrategy – REPSCORE 2024: Brands’ Reputation in Portugal (#1 Engineering & Electronic Services)
  • Fortune – World’s Most Admired Companies (#1 Industrial Machinery)
  • Teamlyzer – Company with the Best Interviews (#1 Technology)
Please attach your CV in English.
#Siemens #PortugalTechHub
Siemens is committed to creating a diverse environment and is glad to be an equal opportunity employer. We strongly encourage applications from a diverse talent pool!