Staff Software Engineer at in London

Staff Software Engineer at in London

London Full-Time 36000 - 60000 £ / year (est.) No working from home possible
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At a Glance

  • Tasks: Own major product areas and build user-facing features with React and TypeScript.
  • Company: Join Gizmo.ai, a fast-growing AI learning startup in London.
  • Benefits: Competitive salary, strong financial backing, and remote work options.
  • Other info: Flat structure with excellent career growth opportunities and daily shipping.
  • Why this job: Make a real impact on 1.5 million users while driving technical direction.
  • Qualifications: 8+ years of engineering experience and expertise in frontend development.

The predicted salary is between 36000 - 60000 £ per year.

Join one of the UK's fastest-growing startups as a Staff Software Engineer to build the "Duolingo for anything." Reporting directly to the CEO, you will own major product areas end-to-end, shipping daily to over 1.5 million users. You'll drive technical direction while crafting delightful, gamified experiences that help one billion people master new skills.

Location: London, UK

Why this role is remarkable:

  • Massive scale and traction with 1.5M monthly active users and $5M ARR already achieved.
  • Strong financial backing with a recent $22M Series A to accelerate global expansion.
  • High-impact, flat structure where you report to the CEO and influence the entire product roadmap.

What you will do:

  • Own the technical design and implementation of user-facing features using React, TypeScript, and Tailwind.
  • Iterate rapidly by merging to production and refining features based on daily session replays and metrics.
  • Collaborate cross-functionally with design and product teams to translate complex Figma designs into high-quality code.

The ideal candidate:

  • 8+ years of engineering experience with deep frontend expertise and full-stack proficiency in PostgreSQL and APIs.
  • Proven track record in fast-paced startup environments, ideally as a former founder or early-stage employee.
  • Strong academic background in a quantitative field like Computer Science, Mathematics, or Physics from a top-tier university.

Staff Software Engineer at in London employer: Jack & Jill/External Ats

Gizmo.ai is an exceptional employer, offering a dynamic work environment in the heart of London where innovation thrives. As a Series A funded AI learning startup, we provide our Staff Software Engineers with the opportunity to directly influence product development and enjoy rapid career growth within a flat organisational structure. With strong financial backing and a commitment to building engaging user experiences for over 1.5 million active users, we foster a culture of collaboration and creativity that empowers our employees to make a significant impact.

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Contact Details:

Jack & Jill/External Ats Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Staff Software Engineer at in London

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Jack & Jill/External Ats or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Jack & Jill/External Ats.

Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Jack & Jill/External Ats.

Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Jack & Jill/External Ats that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace Staff Software Engineer at in London

React
TypeScript
Tailwind
PostgreSQL
API Development
Frontend Development
Full-Stack Proficiency

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Jack & Jill/External Ats.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Jack & Jill/External Ats and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at Jack & Jill/External Ats

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Jack & Jill/External Ats uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.