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For Companies At a Glance
- Tasks: Architect and evolve an AI-native platform using React and TypeScript.
- Company: Join a leading AI-driven SaaS company redefining the future of work.
- Benefits: Competitive salary, hybrid work model, and opportunities for professional growth.
- Why this job: Be at the forefront of AI collaboration and tackle exciting front-end challenges.
- Qualifications: 8+ years in web applications, strong front-end architecture skills, and a passion for mentoring.
- Other info: Work with a global team and enjoy an ownership culture.
The predicted salary is between 48000 - 72000 £ per year.
Stax is proud to be representing a leading, well-funded AI-driven SaaS company that is redefining the future of work. This organisation is building an AI-native platform that unifies data, drives intelligent insights, and empowers collaboration across teams and customers. Its mission is to remove friction, break down silos, and enable people to focus on solving bigger problems, building better products, and delivering exceptional customer experiences.
What You’ll Do
- Architect the platform: Define patterns, conventions, and tooling that keep the React + TypeScript codebase fast, modular, and maintainable.
- Evolve design systems: Lead on design tokens, accessibility standards, and Storybook workflows to drive consistency and speed in development.
- Scale data-driven UIs: Build frameworks for rendering billions of rows, real-time charts, and AI-assisted insights while maintaining Core Web Vitals.
- Enhance developer experience: Champion CI/CD pipelines, testing strategies, and local development ergonomics to enable engineers to ship quickly and confidently.
- Mentor and uplift: Coach senior engineers, review critical code, and run architecture workshops to raise the overall engineering bar.
- Collaborate deeply: Partner with cross-functional teams to translate complex, ambiguous problems into elegant, scalable solutions.
Tech Ecosystem
- React
- TypeScript
- Vite
- Next.js
- WebAssembly (DuckDB, WebGPU)
- D3/visx
- Storybook
- Tailwind CSS
- Jest
- Cypress
- Playwright
What You Bring
- 8+ years building and evolving large-scale web applications.
- Proven track record in front-end architecture (modular codebases, micro-frontends, design systems, scalability).
- Strong portfolio of data-heavy, real-time UIs and reusable component libraries.
- Expertise in TypeScript, CSS methodologies (Tailwind, CSS Modules, CSS-in-JS), and modern testing frameworks.
- Passion for developer experience, tooling, and mentoring.
- Degree in Computer Science or equivalent experience.
- Bonus points for: Open source contributions to front-end tooling, design systems, or data-visualisation libraries.
- Experience with WebSockets, PWAs, offline support, or design-token pipelines.
How They Work
- Speed with craftsmanship: Continuous delivery, short feedback loops, and peer review excellence.
- Performance first: Time-to-Interactive, bundle size, and UX performance are treated as product metrics.
- Inclusive and global: Work with talented engineers across the US, Europe, and India.
- Ownership culture: Engineers architect, guide, measure, and iterate with autonomy.
Why Apply?
This is a chance to join a hyper-growth company at the forefront of AI-powered collaboration, tackling some of the most exciting challenges in front-end engineering today. Interested? Reach out to Stax for a confidential discussion. Please be advised that, owing to the expected volume of applications, we may only be able to contact candidates selected for further consideration.
Senior Frontend Engineer (Product) - AI SaaS - London (Hybrid) employer: Stax - Deeptech Talent
Contact Detail:
Stax - Deeptech Talent Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Frontend Engineer (Product) - AI SaaS - London (Hybrid)
✨Tip Number 1
Network like a pro! Reach out to folks in your industry on LinkedIn or at meetups. A friendly chat can lead to opportunities that aren’t even advertised yet.
✨Tip Number 2
Show off your skills! Create a portfolio or GitHub repo showcasing your projects, especially those using React and TypeScript. This gives potential employers a taste of what you can do.
✨Tip Number 3
Prepare for interviews by practising common technical questions and coding challenges. We recommend using platforms like LeetCode or HackerRank to sharpen your skills.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who are proactive!
We think you need these skills to ace Senior Frontend Engineer (Product) - AI SaaS - London (Hybrid)
Some tips for your application 🫡
Tailor Your Application: Make sure to customise your CV and cover letter for the Senior Frontend Engineer role. Highlight your experience with React, TypeScript, and any relevant projects that showcase your skills in building scalable web applications.
Showcase Your Portfolio: Include a link to your portfolio or GitHub profile where we can see your work. We love to see real examples of data-heavy UIs and reusable component libraries you've built. This gives us a better idea of your capabilities!
Be Clear and Concise: When writing your application, keep it straightforward. Use clear language and avoid jargon unless it's relevant. We appreciate a well-structured application that gets straight to the point!
Apply Through Our Website: Don’t forget to submit your application through our website! It’s the best way for us to receive your details and ensures you’re considered for the role. We can’t wait to hear from you!
How to prepare for a job interview at Stax - Deeptech Talent
✨Know Your Tech Stack
Make sure you’re well-versed in the technologies mentioned in the job description, especially React, TypeScript, and any other tools like Vite or Next.js. Brush up on your knowledge of design systems and data-heavy UIs, as these will likely come up during technical discussions.
✨Showcase Your Experience
Prepare to discuss specific projects where you've built large-scale web applications. Highlight your contributions to front-end architecture and any mentoring roles you've taken on. Having a strong portfolio ready to share can really set you apart.
✨Emphasise Collaboration Skills
Since the role involves working with cross-functional teams, be ready to talk about how you’ve successfully collaborated in the past. Share examples of how you translated complex problems into elegant solutions, and don’t forget to mention any experience with CI/CD pipelines.
✨Ask Insightful Questions
Prepare thoughtful questions that show your interest in the company’s mission and culture. Inquire about their approach to performance metrics or how they foster an inclusive environment. This not only demonstrates your enthusiasm but also helps you gauge if the company is the right fit for you.
