Urgent! Principal Full Stack Software Engineer Job Opening In Comunidad de Madrid – Now Hiring SGS
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We are SGS – the world's leading testing, inspection and certification compan y.
Today, that mission is driven by data and technology.
With 99,500 employees across 2,500 locations, we have a unique opportunity to build world-class digital products .
We are now launching a new AI hub in Madrid to do just that.
This is your opportunity to build the flagship applications that bring our data and AI to life.
Job Description This is a role for a product-minded engineer who believes that world-class user experiences are built on a foundation of world-class code.
You won't just be building features; you'll be crafting entire products, from the database to the user interface.
This is a role with massive leverage.
As our foundational Principal Full Stack Engineer, your mission is to own the end-to-end development of our flagship digital products .
You will lead the development of our most ambitious web applications while simultaneously building and championing a comprehensive library of reusable components and patterns (both frontend and backend).
Your goal is to create beautiful, fast, and accessible user interfaces powered by scalable and resilient backend services, and to empower all teams to do the same.
What You'll Build and Own Lead Frontend Architecture: Design and implement the technical architecture for complex, data-rich, and highly interactive web applications, including backend services, APIs, and frontend structure.
Own the Component & Pattern Library: Build, maintain, and evangelize our central component library and design system (e.g., using Storybook), as well as reusable backend patterns, ensuring consistency and quality across all products.
Build End-to-End Products: Act as the lead hands-on developer for our most critical products, setting the bar for code quality, performance, and user experience across the entire stack.
Be the Voice of the User : Partner closely with product and design to translate user needs into elegant and effective technical solutions.
Optimize for Developer Velocity : Own the full stack build tooling, testing strategies, and monorepo structure to create a fast, modern, and enjoyable development environment for all engineers.
Qualifications Frontend Expertise : Expert-level proficiency in React and TypeScript.
Deep experience building and scaling complex single-page applications.
Backend Expertise : Proven experience building and shipping backend services and APIs using a modern stack (e.g., Node.js/TypeScript, Go, or Python) and working with databases like PostgreSQL.
Design Systems & Tooling : Proven experience building and maintaining a component library from the ground up using tools like Storybook and Chromatic.
Modern Web Stack : Mastery of modern CSS (e.g., CSS-in-JS, Tailwind CSS), web accessibility (WCAG), and frontend performance optimization techniques.
Engineering & DevOps : Expertise with modern build tools (Vite, Webpack), testing frameworks (Jest, Cypress, Playwright), and monorepo management (Nx, Turborepo).
Who You Are You are a seasoned software engineer (8 years) with a deep passion for building great products, from the API to the UI.
You are a pixel-perfect builder who is also pragmatic and understands the need to ship.
You have a product mindset, viewing your fellow developers as customers of the tools and libraries you create.
You are an excellent communicator who can articulate technical decisions and advocate for both the user and the developer.
Additional Information What We Offer Top-of-Market Compensation : A highly competitive salary and bonus package for Madrid, designed to attract and retain premier talent for this strategic role.
A Clear Growth Path : This role offers a direct path to technical leadership and the opportunity to build and mentor a team around your architectural vision.
A Compelling Mission: Build the applications that bring our unique data and AI models to life, solving tangible problems in global safety, sustainability, and supply chains.
Foundational Impact: You will be the first Principal Product Engineer in our new Digital Hub, setting the standard for how a global leader builds and ships software.
Greenfield Ownership & Autonomy : This is not a feature-factory role.
You have a mandate to build entire products from scratch, with the freedom to choose your stack, backed by C-level sponsorship.
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Unlock Your Principal Full Potential: Insight & Career Growth Guide
Real-time Principal Full Jobs Trends in Comunidad de Madrid, Spain (Graphical Representation)
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Great news! SGS is currently hiring and seeking a Principal Full Stack Software Engineer to join their team. Feel free to download the job details.
Wait no longer! Are you also interested in exploring similar jobs? Search now: Principal Full Stack Software Engineer Jobs Comunidad de Madrid.
An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at SGS adheres to the cultural norms as outlined by Expertini.
The fundamental ethical values are:The average salary range for a Principal Full Stack Software Engineer Jobs Spain varies, but the pay scale is rated "Standard" in Comunidad de Madrid. Salary levels may vary depending on your industry, experience, and skills. It's essential to research and negotiate effectively. We advise reading the full job specification before proceeding with the application to understand the salary package.
Key qualifications for Principal Full Stack Software Engineer typically include It / Computing / Software and a list of qualifications and expertise as mentioned in the job specification. Be sure to check the specific job listing for detailed requirements and qualifications.
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Here are some tips to help you prepare for and ace your job interview:
Before the Interview:To prepare for your Principal Full Stack Software Engineer interview at SGS, research the company, understand the job requirements, and practice common interview questions.
Highlight your leadership skills, achievements, and strategic thinking abilities. Be prepared to discuss your experience with HR, including your approach to meeting targets as a team player. Additionally, review the SGS's products or services and be prepared to discuss how you can contribute to their success.
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