iOS Developer

Company: develop
Apply for the iOS Developer
Location: London
Job Description:

iOS Engineer | Product Security | Remote, 1-2 times per month in London | Salary up to £95,000

I’m working with a high-growth technology business looking for a Senior iOS Engineer to join the team. This is a highly technical role combining both Mobile Engineering and Security, for this role they are comfortable within finding a really strong Mobile Engineer who has some exposure to security, application protection, authentication, biometrics etc.

What you’ll be doing:

  • Design and implement security controls across iOS applications and SDKs.
  • Develop protections against reverse engineering, runtime manipulation, code injection, instrumentation and application tampering.
  • Work on application hardening, integrity validation and runtime protection.
  • Research emerging mobile attack techniques and investigate potential bypasses.
  • Carry out security architecture and code reviews.
  • Develop security tooling, frameworks and libraries for mobile products.
  • Work closely with engineering teams to embed security throughout the development lifecycle.
  • Contribute to security research, technical proof-of-concepts and longer-term product security initiatives.

What they’re looking for:

  • 5+ years of professional iOS development experience.
  • Swift
  • Experience with App Security, cryptography, secure communications and authentication.

Nice to have:

  • Anti-tampering and anti-debugging
  • Application integrity
  • Certificate pinning
  • Dynamic instrumentation
  • Jailbreak environments
  • Runtime hooking
  • Experience securing mobile SDKs, working with device security/attestation technologies or conducting mobile security research would be particularly valuable.

What’s on offer:

  • Up to £95,000
  • Equity/share options
  • Up to 10% bonus
  • Remote Working- 1-2 a month in London
  • Private healthcare and wellbeing benefits
  • Pension and life assurance
  • Professional development and training
  • Enhanced annual leave and flexible benefits

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Posted: October 1st, 2026