Senior Full-Stack Engineer in London
Senior Full-Stack Engineer

Senior Full-Stack Engineer in London

London Full-Time 60000 - 84000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Lead the architecture of our core product and mentor junior engineers.
  • Company: Join Limio, a dynamic startup revolutionising omnichannel commerce.
  • Benefits: Competitive salary, equity options, 25 days holiday, and training budget.
  • Why this job: Shape the future of our platform while working with cutting-edge AI tools.
  • Qualifications: 5+ years in full-stack development with Node.js, React, and AWS experience.
  • Other info: Exciting opportunities for career growth in a collaborative office environment.

The predicted salary is between 60000 - 84000 £ per year.

About Limio

Limio is on a mission to enable Go-To-Market teams to accelerate revenue by optimising every sales channel. Online, through partners, sales teams or AI agents, Limio makes omnichannel commerce simple. Limio is a startup founded by Amaury de Closset and Daniel Morton (GoCardless, Zuora, BCG, Three) and backed by leading founders and angels. We count OpenText, The Economist, and Employ as customers.

We are looking for a Senior Full-Stack Engineer to join our Technology team to champion good development practices, increase team productivity and tackle the most exciting challenges. Limio, a growing startup, values hands-on engagement from our developers. Expect to contribute directly, ship code, and be passionate about creating a meaningful impact working within a close-knit team.

The Opportunity

We’re looking for a Senior Full-Stack Engineer to own and drive the architecture of our core product. This is a hands-on opportunity to shape the future of our platform. You will collaborate closely with other full-stack engineers, offering mentorship to junior team members and lead the way in resolving intricate back-end challenges that shape our future.

We are excited about the possibilities of AI and use it as a productivity enhancer and in the software lifecycle. We use tools such as co-pilot, cursor, codex, claude code and coderabbit every day. As a Senior Engineer you will be responsible for further AI adoption to improve developer efficiency, as well as incorporating AI into our products.

What You’ll Be Doing

  • Set the direction for coding standards for the team
  • Lead by example in PR reviews, pair programming, and design sessions
  • Mentor junior engineers and elevate the bar for code quality across the team
  • Shape engineering culture by embedding automation, testing, AI, CI/CD, and release best practices

Engineering Leadership

  • Architect and lead the implementation of a modernised backend architecture
  • Refactor legacy code into clean, reusable, and well-documented components
  • Drive performance, scalability, and security improvements across the stack
  • Champion the adoption of React Server Components and other modern frontend capabilities
  • Improve the capabilities of Limio API and Limio MCP

AI Driven

  • Lead and promote the adoption and integration of AI tools (Claude Code, Codex, Cursor) into our engineering workflow to unlock new levels of team efficiency.
  • Champion best practices for using AI to enhance code quality, review cycles, and overall software development lifecycle.
  • Figure out new use cases for AI and push the team to be on the cutting edge of AI possibilities. Experimentation with AI is actively encouraged.

Customer-Centric Development

  • Collaborate with Product and Customer Success to build features that matter
  • Create technical documentation that is engaging for developers
  • Support customer onboarding and adoption of new frameworks with technical expertise
  • Contribute to customer support when needed

Our Stack

  • Frontend: React, Typescript
  • Testing: Jest, React Testing Library, MSW
  • APIs: REST

You’ll Thrive Here If You Have:

  • 5+ years of professional experience in full-stack development
  • You are excited by AI and use it well in your current role
  • Production experience with Node.js, React, and AWS
  • Strong architectural instincts and a track record of setting technical direction
  • The ability to write clear technical documentation and thoughtful design docs
  • A bias for action and the confidence to work autonomously on complex problems
  • A natural appetite to help and mentor others, thinking of yourself as an enabler as much as a doer
  • Experience working in fast-paced environments (startups, scale-ups, or lean teams)

Bonus Points

  • Experience building AI features and the technical infrastructure supporting it

Why Join Limio?

  • Salary: £70,000–£120,000 based on experience
  • Equity: Significant stock options—we believe in shared success
  • Benefits: 25 days holiday + public holidays, cycle to work scheme, EV scheme, pension plan, MacBook and equipment.
  • Training: 5 paid training days per year and a training budget for events and courses.
  • Hybrid working: 3+ days/week in our London Bridge office

Interview Process

  • Intro call with our team
  • Culture & values interview
  • Technical interview and skills test
  • Final conversation with CEO/CTO
  • Reference check with a previous manager

Please Note

  • We are not hiring junior developers at this time
  • We are focused on building a strong, in-office engineering culture and therefore this is not a remote role

Get in touch to get the ball rolling. If you believe you’re the perfect fit, leave your details and we will get in touch.

Senior Full-Stack Engineer in London employer: Limio Ltd

At Limio, we pride ourselves on fostering a dynamic and collaborative work environment where innovation thrives. As a Senior Full-Stack Engineer, you'll not only have the opportunity to shape our core product but also enjoy significant equity options, generous holiday allowances, and a commitment to your professional growth through dedicated training days. Join us in our London Bridge office to be part of a close-knit team that values hands-on engagement and is passionate about leveraging AI to drive meaningful impact.
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Contact Detail:

Limio Ltd Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Full-Stack Engineer in London

✨Tip Number 1

Network like a pro! Reach out to your connections in the tech industry, especially those who might know someone at Limio. A personal introduction can make all the difference and help you stand out from the crowd.

✨Tip Number 2

Show off your skills! If you have a portfolio or GitHub account, make sure it’s up to date with your best projects. Highlight any experience with AI tools or full-stack development that aligns with what Limio is looking for.

✨Tip Number 3

Prepare for the interview by brushing up on your technical knowledge and coding standards. Be ready to discuss how you’ve tackled complex problems in the past and how you can contribute to Limio's mission of optimising sales channels.

✨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, it shows you’re genuinely interested in joining the Limio team.

We think you need these skills to ace Senior Full-Stack Engineer in London

Full-Stack Development
React
Node.js
AWS
AI Integration
Architectural Design
Technical Documentation
Mentorship
Code Quality Standards
CI/CD
Automation
Performance Optimisation
Scalability Improvements
Customer-Centric Development
Fast-Paced Environment Experience

Some tips for your application 🫡

Tailor Your Application: Make sure to customise your CV and cover letter to highlight your experience with full-stack development, especially with Node.js and React. We want to see how your skills align with our mission at Limio!

Showcase Your AI Experience: Since we're keen on AI integration, don’t forget to mention any projects where you've used AI tools or techniques. This will show us you're on the cutting edge and ready to contribute to our tech stack.

Be Clear and Concise: When writing your application, keep it straightforward and to the point. We appreciate clarity, so make sure your technical documentation skills shine through in your writing!

Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for this exciting opportunity at Limio!

How to prepare for a job interview at Limio Ltd

✨Know Your Tech Stack

Make sure you’re well-versed in the technologies mentioned in the job description, like Node.js, React, and AWS. Brush up on your knowledge of REST APIs and testing frameworks like Jest. Being able to discuss your experience with these tools will show that you're ready to hit the ground running.

✨Show Your AI Enthusiasm

Since Limio is keen on AI integration, come prepared with examples of how you've used AI tools in your previous roles. Discuss any projects where you’ve implemented AI to enhance productivity or code quality. This will demonstrate your alignment with their vision and your proactive approach.

✨Prepare for Technical Challenges

Expect to face some technical questions or challenges during the interview. Practice coding problems related to full-stack development and be ready to explain your thought process. This will not only showcase your skills but also your problem-solving abilities, which are crucial for this role.

✨Emphasise Mentorship Experience

As a Senior Full-Stack Engineer, you'll be expected to mentor junior developers. Share specific examples of how you've supported others in their growth, whether through code reviews, pair programming, or leading design sessions. This will highlight your leadership qualities and fit within their close-knit team culture.

Senior Full-Stack Engineer in London
Limio Ltd
Location: London

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