The cost of developing an Uber-like app can vary significantly depending on various factors such as features, platform, location, and the development team you choose to hire. Since you've mentioned "hire developers in London," I'll also include some insights into how location can impact costs.

App Features: The more features you want to include in your app (e.g., real-time tracking, payment integration, ratings/reviews, driver/passenger profiles), the higher the cost will be.

Platform: Developing for iOS, Android, or both will have different costs. Cross-platform development frameworks like React Native or Flutter can help reduce costs by enabling you to write code for both platforms simultaneously.

Design: A well-designed app is crucial for user experience. Design costs can vary depending on your preferences and requirements.

Backend Development: Developing a robust and scalable backend infrastructure is essential. The complexity of your backend system will impact costs.

Geographical Location: As you've mentioned hiring developers in London, it's important to note that development costs in London are generally higher than in other regions. Developer salaries, office space, and living expenses in London are relatively high.

Development Team: The choice between hiring an in-house development team or outsourcing to a development agency or freelancers will affect costs. In-house teams typically have higher ongoing expenses.

Regulations and Compliance: If your app operates in a highly regulated industry like transportation, you may need to invest more in legal and compliance-related aspects.

Testing and Quality Assurance: Ensuring the app is free of bugs and functions smoothly is crucial. Testing and quality assurance efforts can impact costs.

Maintenance and Updates: Ongoing maintenance and updates are necessary to keep the app competitive and secure. Budget for these ongoing expenses.

Marketing and Launch: Launching the app and marketing it to attract users will require additional budgeting.

To give you a rough estimate, the cost of developing a basic Uber-like app could range from $20,000 to $50,000 for a simple version with limited features. However, for a more feature-rich and scalable app, costs can easily surpass $100,000 or more.

Hiring developers in London will likely increase these costs due to higher labor expenses in the region. In London, you might expect to pay developers anywhere from £50,000 to £100,000 or more annually, depending on their experience and expertise.

Remember that these are ballpark figures, and the actual cost will depend on your specific project requirements and choices. It's crucial to consult with experienced app developers or development agencies in London to get a more accurate estimate based on your unique project.