Software Engineer – Frontend

JR United Kingdom; City Of London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading company in stealth-mode AI is seeking a Software Engineer – Frontend. This role focuses on designing user interfaces for web-based applications, emphasizing aesthetics and user experience, and offers a competitive salary, equity, and opportunities for growth in a collaborative environment.

Benefits

Discretionary Bonus

Equity

28 days + public holidays allowance

Opportunities for professional growth

Qualifications

• At least 2-3 years of industry experience in frontend engineering.
• In-depth knowledge of HTML5, CSS3, TypeScript and React.
• Understanding of popular design systems, such as Google Material Design 3.

Responsibilities

• Design and develop web-based user interfaces using TypeScript and Next.js.
• Take ownership of tasks with high autonomy over your work.
• Work closely with the founding team and contribute to company standards.

Skills

Frontend development

Problem solving

Collaboration and communication

Curiosity

Job description

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Software Engineer – Frontend, london (city of london)

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Client:

Location:

london (city of london), United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

2

Posted:

16.06.2025

Expiry Date:

31.07.2025

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Job Description:

Team: Frontend

Location: London (On-site; Liverpool Street)

Employment Type: Full-time and Permanent

Remuneration: £70–90k Base Salary + Discretionary Bonus + Equity

We are a stealth-mode AI laboratory researching and developing Machine Learning models.

The founding team consists of Cambridge graduates and former engineers at Microsoft, Bloomberg and Goldman Sachs. We are backed by prominent investors from the US and the UK, including institutional VC funds and C-level executives of global technology companies.

The role involves the design and development of a web-based application for Machine Learning workloads. We put strong emphasis on user experience, aesthetics and pixel-perfect design. You will be working closely with the Machine Learning team to understand the underlying concepts and user flows; however, you are not required or expected to have background in Machine Learning. We are looking to hire a software engineer with background in UI/UX design, and with a strong sense of aesthetics.

We would love to see your recent frontend works! If possible, please include the link(s) to your portfolio in your CV.

In this role, you will:

• Design and develop web-based user interfaces using TypeScript and Next.js.
• Take ownership of tasks, having a high degree of autonomy and ownership over your work.
• Work closely with the founding team and contribute towards best practices, standards, and culture of the company.
• Work with a graphic designer on the creation of original visual assets.
• We use and leverage Vercel, AWS and GitHub as much as possible.
• The codebase is written in TypeScript, Next.js, shadcn/ui and Tailwind.
• We use Figma for wireframes and ideation.
• We are highly confident in our backend API schemas and functionality.

What we are looking for:

• Frontend development: At least 2-3 years of industry experience in frontend engineering, developing and designing responsive web applications using TypeScript.
• Excellent knowledge of the frontend fundamentals: In-depth knowledge of the core technologies, including HTML5, CSS3, TypeScript and React.
• Design systems: Understanding of popular design systems, such as Google Material Design 3 or Apple HIG.
• Curiosity: An eagerness to learn and grow your skills.
• Problem solving: Strong analytical problem-solving skills and attention to detail. You have the ability to break down complex projects into actionable tasks.
• Collaboration and communication: Excellent interpersonal and communication skills, with technical and non-technical stakeholders.

Nice to have:

• Visual design: Background in graphic design and/or visual arts.
• Open-source: Contributions to and experience in open-source projects.
• Startup experience: Experience with a startup work environment and wider ecosystem.
• Work in an environment conducting cutting-edge research in AI.
• An official role title of “Founding Engineer” – make an impact on day one.
• Competitive salary, equity and benefits package.
• 28 days + public holidays allowance.
• Opportunities for professional growth and progression with your career.
• Work on challenging engineering problems that have a real impact on the industry.
• Work with high-profile customers and technology partners.