EXPERT
✦ COMMERCIAL API CRAFTSMANSHIP ✦ UK BANKING & OPEN API ALIGNED

Enterprise API Architecture & Systems Integration in United Kingdom

Connect disparate corporate software systems, mobile applications, and partner portals securely. Mr Umer Malik delivers custom, documented RESTful and GraphQL APIs engineered to UK enterprise standards—contracted strictly outside IR35 under English Law.

INCLUDED
✦ COMMERCIAL DELIVERABLES ✦ UK STANDARDS

Core Capabilities & Production Deliverables

Direct architectural execution by senior engineer Mr Umer Malik with zero agency dilution.

Open Banking & Payment Gateway Bridges

Compliant API bridges linking commercial platforms with TrueLayer, BACS Faster Payments, and UK financial software.

Corporate ERP & CRM Microservices

Custom integration pipelines synchronizing client records, inventory, and invoices across Xero, Sage, and custom SQL databases.

UK GDPR & Cyber Essentials Hardening

End-to-end TLS encryption, audit logging, and IP allowlisting protecting sensitive British corporate data.

AWS London (eu-west-2) API Deployment

Low-latency API gateways hosted within the United Kingdom, ensuring compliance with British data protection regulations.

Comprehensive OpenAPI & Developer Docs

Clear, standardized API specifications allowing your internal technical teams to connect systems with ease.

Outside-IR35 Commercial Terms

Fixed milestone delivery in GBP (£) with guaranteed turnaround times and full IP assignment under English Law.

ADVANTAGE
✦ BRITISH INDUSTRY FOCUS ✦ DIRECT SPECIALIST

Why British Businesses Choose Umer for APIs

Direct senior developer collaboration with zero agency bureaucracy, tailored for UK enterprise standards.

UK Business Hours Collaboration

Direct Slack, Teams, and phone access with senior engineer Mr Umer Malik throughout UK working hours.

Verified Commercial Standard ✓

100% Outside-IR35 Compliance

Fixed milestone delivery in GBP (£) with guaranteed delivery dates and full IP assignment under English Law.

Verified Commercial Standard ✓

AWS London Data Residency

Hosting on AWS London (eu-west-2) to satisfy the UK Data Protection Act 2018.

Verified Commercial Standard ✓

Direct Senior Developer Access

Work directly with the architect building your API with zero agency account managers.

Verified Commercial Standard ✓
PROCESS
✦ MILESTONE ROADMAP ✦ TRANSPARENT EXECUTION

Phased Delivery Roadmap & How This Project Runs

Structured from initial discovery call to production deployment and 100% intellectual property transfer.

Phase 01: API Specification & Requirements

Mapping data contracts, authentication protocols, and fixed pricing milestones in GBP (£).

Sprint Milestone

Phase 02: Endpoint Development & UK Staging

Writing clean, test-driven endpoints deployed to an isolated staging environment on AWS London.

Sprint Milestone

Phase 03: Accounting & System Integrations

Connecting Xero, CRMs, and payment gateways with comprehensive error handling.

Sprint Milestone

Phase 04: Production Release & Code Handover

Production deployment, interactive documentation walkthrough, full IP transfer, and 30-day warranty.

Sprint Milestone
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FAQ
✦ UK FAQ | COMMERCIAL TERMS & OUTSIDE IR35

Commercial FAQs for British Businesses

Clear answers on UK business hours alignment, fixed stage pricing in GBP (£), and outside-IR35 contracting.

Can you connect our custom software to Xero or QuickBooks? ▼
Yes. We build robust bi-directional API sync pipelines connecting your database to Xero or QuickBooks for automated invoicing and reconciliation.
Where are API servers hosted to comply with UK data laws? ▼
All API microservices and databases are deployed on AWS London (eu-west-2), satisfying UK GDPR and Data Protection Act 2018 requirements.
How do you prevent unauthorized access to sensitive endpoints? ▼
We implement OAuth2 token validation, strict CORS restrictions, IP allowlisting for internal endpoints, and Redis rate limiting.
Can our in-house developers maintain the API after launch? ▼
Yes. We deliver fully documented OpenAPI/Swagger specifications, clean codebase comments, and recorded walkthrough sessions for your team.
What commercial terms are available for UK companies? ▼
All engagements are structured as fixed-price milestones strictly outside IR35 under English Law with 100% intellectual property transfer.
What warranty is included after project completion? ▼
Every project includes a 30-day comprehensive technical warranty covering any bug fixes, performance adjustments, and technical questions.
CONNECT

Great dreams deserve craftsmanship, not compromises. Let’s build yours.

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UK REGIONS & COMMERCIAL CENTRES SERVED

England Scotland Wales
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