Senior iOS Developer - London

  • Adecco
  • 06/03/2026
Full time Information Technology Telecommunications

Job Description

Senior iOS Developer
London (Hybrid - 2 days per week in the office)
Salary: 65,000 - 90,000 DOE

The Role

We're looking for a Senior iOS Developer to join a growing Mobile team. You'll play a key role in maintaining and evolving a suite of high-traffic consumer apps, working within cross-functional squads alongside product managers, designers, and fellow engineers.

You'll be involved throughout the full software development lifecycle, from concept and design through to deployment, while also using modern AI-powered development tools such as GitHub Copilot and ChatGPT to improve efficiency and code quality.

What Sets This Company Apart?

  • A dynamic and inclusive working environment that values diversity
  • Talented, high-performing teams focused on delivering exceptional user experiences
  • A culture built around collaboration, where everyone's ideas and perspectives are valued

Key Responsibilities

  • Drive the delivery of new features while contributing to technical direction
  • Work closely with product and design teams to deliver polished, user-focused experiences
  • Develop clean, scalable Swift code using SwiftUI and UIKit
  • Promote engineering best practices including TDD and CI/CD pipelines
  • Mentor and support other engineers within the team

About You

  • Strong commercial experience developing iOS applications using Swift, SwiftUI, and UIKit
  • Solid understanding of async/await and Combine
  • Experience working in Agile environments, delivering value quickly and iteratively
  • Familiarity with XCUI testing and Git workflows
  • A collaborative mindset and enthusiasm for learning and improving

Benefits

  • 27 days holiday (increasing to 30 with service) plus bank holidays
  • Bonus scheme and up to 6% employer pension contribution
  • Enhanced shared parental leave - up to 6 months paid
  • Work-from-anywhere scheme - up to 2 weeks per year
  • Access to mental health support and financial wellbeing coaching

If you're excited about building high-impact mobile products and want to work in a collaborative, high-performing engineering environment, we'd love to hear from you.

Accessibility & Inclusion
Adecco is a Disability Confident employer. We are committed to creating an inclusive and accessible recruitment process and welcome applications from candidates of all backgrounds and abilities. If you require any reasonable adjustments during the recruitment process, please let us know and we will be happy to support you.