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What API Development Services Intelivita Offers?

Intelivita offers progressive web app development services with advanced API solutions that authorize businesses to integrate applications, platforms, and enterprise systems. These services include custom REST API development, third-party API integration, microservices API development, mobile app backend APIs, and cloud API development, each designed for scalable, high-performance, and compliant system communication.

Custom REST Api Development

Intelivita’s custom REST API development service builds standard, resource-based APIs from scratch using HTTP methods such as GET and POST to enable communication between software systems. The service includes designing endpoints, defining data transfer protocols, and implementing secure authentication to ensure reliable data exchange. These APIs are optimized for performance and scalability, helping businesses integrate systems, improve operational efficiency, and support long-term digital growth.

Third-Party API Integration

Intelivita’s third-party API integration service connects your applications with established platforms such as Stripe for payments, Salesforce for CRM, and Google Maps for location services. The service includes embedding external APIs into your system architecture, configuring endpoints, and managing secure authentication to ensure reliable data flow. You benefit from faster feature deployment, reduced development costs, and stable interoperability, allowing you to extend application functionality without building integrations from scratch.

Microservices API Development

The microservices API development services of Intelivita break down monolithic applications into small, independent services that communicate via APIs. The microservices include designing modular service boundaries and lightweight communication protocols. We ensure enterprises gain greater scalability, faster updates, and improved fault isolation, resulting in a system construction that supports long‑term growth.

Mobile App Backend API Development

The mobile app backend API development services of Intelivita involve building the server‑side API interfaces that power mobile applications. The backend API creates the server-side interface that powers a mobile application and handles user login, data storage, and notifications. Our backend API development service includes designing API endpoints, managing data persistence, and implementing communication protocols to ensure secure and reliable interaction between the mobile app and its server-side APIs. We deliver reliable performance, scalable infrastructure, and improved user experience, giving mobile applications the stability and responsiveness needed to support growth and long-term engagement.

Cloud API Development

The cloud API development services of Intelivita focus on creating APIs that run natively on AWS Lambda, Azure Functions, and Google Cloud, often using serverless architecture to maximize efficiency. We include building lightweight, event‑driven endpoints that scale automatically, while integrating with cloud services for storage, authentication, and analytics. The API provides reduced infrastructure overhead, faster deployment cycles, and elastic scalability, enabling enterprises to deliver high‑performance applications and optimize costs.

What Industry Specific API Development Services We Offer?

Intelivita offers industry‑specific API development services bespoke to healthcare, finance, retail, and travel, delivering secure, compliant, and scalable API solutions that simplify workflows, improve interoperability, and accelerate digital transformation.

Open Banking API Development

Open banking API development at Intelivita enables applications to connect securely with bank data while complying with PSD2 financial regulations. We design and implement APIs that handle account information, payment initiation, and transaction history using secure authentication and encryption protocols. This service allows banks and fintech companies to initiate compliant payments and launch regulated financial products faster without compromising data security.

AI / LLM API Integration

AI / LLM API Integration builds of Intelivita secure bridges that connect private company data with AI models such as ChatGPT. Intelivita designs the AI/LLM API integrations to generate instant answers, summaries, and insights from business data. We focus on compliance, security, and scalability, helping companies unlock the full potential of AI while protecting sensitive information.

E-commerce API Development

Intelivita develops powerful E-commerce APIs that connect online stores with warehouse and inventory systems. We build integrations that sync products, stock levels, and orders in real time. Our solutions reduce manual work, eliminate errors, and keep data consistent across platforms. Our E-commerce API Development service helps businesses streamline operations, improve efficiency, and deliver a shopping experience to customers. You get real-time synchronization of products, inventory, and orders across systems, reducing manual operations, preventing data mismatches, and supporting scalable e-commerce growth.

What is API Development Process at Intelivita?

There are five stages of API development at Intelivita that secure, scalable, and efficient integrations for modern businesses.

Analyze Requirements
STEP 1

Analyze Requirements

We gather business needs, define API objectives, and identify data sources. Our team works closely with stakeholders to ensure clarity and avoid scope creep.

Design Architecture
STEP 2

Design Architecture

We create the API structure, endpoints, and security protocols. Intelivita designs with scalability in mind so the API handles growth while maintaining performance and compliance.

Develop and Integrate
STEP 3

Develop and Integrate

We build the API and connect systems seamlessly. Our developers implement core functionalities, integrate third‑party services, and ensure smooth communication between platforms.

Test and Validate
STEP 4

Test and Validate

We perform functional, performance, and security testing. Intelivita validates every endpoint, checks for vulnerabilities, and ensures the API delivers consistent results under real‑world conditions.

Deploy and Support
STEP 5

Deploy and Support

We launch the API into production and provide ongoing monitoring. Our team delivers continuous maintenance, applies updates, and offers support to keep the API secure, reliable, and future‑ready.

What API Development Technologies Does Intelivita Use?

Intekivita uses the following API Development Technologies:

REST(Representational State Transfer)

GraphQL(Graph Query Language)

gRPC(Google Remote Procedure Call)

SOAP(Simple Object Access Protocol)

What API Development Programming Languages Intelivita Use?

Intelivita uses the following API Development Programming Languages:

Why Choose Intelivita For API Development In London, UK?

You should choose Intelivita for API development in London UK because businesses rely on us to deliver secure, reliable, and scalable integrations that keep their systems connected.

Intelivita brings hands-on experience in building APIs that help businesses connect systems and improve efficiency.

Our developers, cloud specialists, and testers combine their expertise to deliver solutions that work smoothly from start to finish.

We design APIs with strong security and scalability so they grow with your business while keeping data safe.

Intelivita focuses on speed and reliability, ensuring integrations respond quickly and keep platforms in sync.

We use modern practices of automated testing, continuous deployment, and real‑time monitoring to keep APIs stable and easy to maintain.

Our API Development Portfolio

Intelivita has delivered secure and scalable API solutions for fintech, healthcare, e-commerce, logistics, and enterprise systems. Each API project enables system integration, supports reliable data exchange, and meets specific operational requirements.

The people on the project were completely delightful to deal with. Nothing is too much trouble, they are experts in their field and bring a wealth of valuable knowledge to the project, and they understood the goals and objectives from the outset.
Read full testimonial
Olivia Rose
Olivia Rose
CMO at Ostique Ltd

An API is a set of rules that allows different software systems to communicate with each other. Your business needs one because APIs enable integration, automation, and scalability, helping connect tools, improve efficiency, and deliver better customer experiences.

API development costs between £5,000 and £50,000 in the UK, depending on project scope, complexity, and integration needs. The pricing is customized to each client, with factors such as security requirements, scalability, and deployment practices influencing the final estimate.

Building an API takes 4 to 12 weeks, depending on its complexity, integrations, and testing requirements. Simple APIs are completed in the first 4 weeks, while enterprise‑level solutions with advanced security and multiple endpoints take 2 months.

Yes, Intelivita maintains and upgrades our existing API. We provide ongoing support to fix issues, improve performance, and ensure compatibility with new systems. Our team improves security, adds new features, and scales the API so it continues to meet the business needs as they grow.

Yes, Intelivita supports both mobile and web integrations. We build APIs that connect with mobile applications and web platforms, ensuring consistent performance, secure data exchange, and smooth user experiences across devices.
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