TW

iOS Engineer (Swift) – Stealth Technology Start-Up

twentyAI london Posted 26 Oct 2026 Closing: 25 Nov 2026
Permanent Hybrid
£70 - £110

Role Description & Overview

Company: Well-Funded, Stealth-Mode Start-Up

Engagement Overview

We are partnering with a well-funded, stealth-mode technology start-up looking to appoint a talented iOS Engineer to join its London-based team immediately.

This is an exciting opportunity to join an ambitious business at an early stage, playing a key role in designing, developing and delivering a high-quality iOS product from the ground up.

The environment is fast-paced, entrepreneurial and highly demanding, with a strong emphasis on technical excellence, exceptional design and rapid execution.

Key Responsibilities

  • Design, develop and deliver high-quality native iOS applications using Swift.
  • Translate product concepts and UI/UX designs into polished, intuitive mobile experiences.
  • Take ownership of iOS development, from initial design through to implementation and delivery.
  • Collaborate closely with product, design and engineering teams to build and iterate rapidly.
  • Maintain exceptionally high standards of code quality, performance and user experience.
  • Contribute to technical and product decisions within an evolving start-up environment.

Key Requirements

  • Strong hands-on experience with Swift and native iOS development.
  • Design-oriented engineering background, with excellent attention to UI/UX and visual detail.
  • Demonstrable experience building polished, user-centric iOS applications.
  • Comfortable working independently, taking ownership and delivering at pace.
  • Adaptable, commercially minded and excited by early-stage product development.
  • Available to start immediately and work in London.

Years of experience are not a deciding factor.

We are prioritising technical ability, design sensibility, attitude and the ability to deliver.

This is a high-performance start-up with ambitious goals, demanding timelines and a team that is fully committed to building an exceptional product. Central London office

Working hours can be long, and the environment will suit individuals who enjoy intensity, autonomy, rapid decision-making and significant personal ownership.

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Key Details
  • Date Posted: 26 Oct 2026
  • Location: london
  • Employment: Permanent
  • Workplace: Hybrid
  • Specialism: IT & Technology
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twentyAI
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