iOS Development

iOS App
Development

Secure native and cross-platform iOS apps built for your workflows and business goals.

Secure native and cross-platform iOS apps built for your workflows and business goals.

Modern native builds with MDM and enterprise deployment.

Secure CRM/ERP integration, SSO/OAuth, cloud-ready APIs.

End-to-end support for privacy, permissions, and regulatory review.

Why RSVR

Senior-led iOS engineering

We bring deep expertise in native iOS development with a focus on security, performance, and compliance.

  • Senior-led engineering across strategy, architecture, and delivery
  • 40+ years' experience delivering solutions for regulated, enterprise, and innovative clients
  • End-to-end accountability from strategy to launch and support
  • Native Swift, SwiftUI, and cross-platform Flutter capability
  • Rapid audit and takeover for legacy or stalled projects
  • Expert App Store submission, privacy, and compliance support
Services

What we build

Complete iOS development services from strategy to App Store launch.

01

Mobile App Development

Build from scratch or co-develop—flexible models to scale as your needs evolve.

02

Web App Development

Responsive web applications using Next.js, React, Shopify and more; GDPR-compliant, cloud-ready.

03

AI & ML Integration

Chatbots, process automation, machine learning, and natural language processing built for your digital products.

04

Cross-Platform Development

Build high-performance apps across platforms—user-focused, robust, and secure.

Who we work with

Built for teams that need results

Corporate innovation teams bringing new digital services to market

SMEs upgrading internal tools or customer-facing platforms

In-house product teams needing build support or delivery acceleration

Business units seeking to streamline workflows or add automation

Our process

From concept to App Store

A structured approach to iOS development that ensures quality and compliance.

01

Discovery & Scope

Understanding your goals, user needs, and technical requirements.

02

Design & Roadmap

User-friendly mock-ups, prototypes, and delivery roadmap.

03

Agile Engineering

Iterative builds using Swift, SwiftUI, and Flutter.

04

Testing & Launch

Quality assurance, App Store submission, and compliance.

05

Support & Optimisation

Ongoing updates, performance tuning, and feature evolution.

Case studies

iOS projects we've delivered

Sustainable E-commerce Marketplace

Enhanced and relaunched the iOS marketplace app, achieving improved performance and user flow for higher engagement. Provided full App Store compliance and seamless handover after previous vendor transition.

Carbon Tracking App

Took over an existing iOS app, improved the code, and delivered new features. Created and integrated SDKs for battery optimisation, worked with .NET APIs, and rebuilt the solution in Flutter for cross-platform capability.

Perfume Database (Fragrance SaaS, Grasse)

Took over from a previous vendor to overhaul the iOS codebase, deliver new features, and align the roadmap for production—transformed an unstable codebase into a functioning, scalable mobile product.

PropTech Platform

Full-scope delivery of the native iOS app, backend, and advanced AI integration (with UCL collaboration) for a next-generation property search platform.

Industries

Built for regulated and fast-moving environments

Financial servicesPropTechE-commerce & retailClimate and sustainabilityHealthcareHR & talentWellness & fitnessSaaS & digital products
FAQ

Common questions

How long will my iOS project take?

Timeline depends on scope and complexity. A typical MVP takes 8-12 weeks, while full-featured apps may take 3-6 months.

Do you handle App Store compliance and privacy?

Yes, we provide expert App Store submission support including privacy reviews, permissions, and compliance requirements.

Can you join or rescue an in-progress project?

Absolutely. We specialise in rapid audit and takeover for legacy or stalled iOS projects.

Ready to build your iOS app?

Book a free 30-minute Snapshot. We'll discuss how we can help you build a native iOS application.

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