Mobile App Development in London — built by senior engineers, fixed price.
iOS and Android apps built with React Native and Flutter. We work with London-based founders and CTOs every month, delivering fixed-price engagements with senior engineers, weekly demos, and a 90-day post-launch warranty. You're building a fintech, SaaS, or B2B platform. London hiring is brutal — £120k for a senior, 3 months to fill the role. We plug in within 7 days, fixed price, no recruiter fees.
Price
from $15,000
Currency
GBP / USD
Timeline
90 days
Coverage
All of United Kingdom
Why London businesses pick Paisol Technology
We work with British founders across London, Manchester and Edinburgh. GBP pricing, GDPR-compliant contracts, and UK-business-hours overlap throughout the day.
London is the European tech capital — fintech in the City, SaaS in Shoreditch, e-commerce across the M25.
The Paisol approach in London: You're building a fintech, SaaS, or B2B platform. London hiring is brutal — £120k for a senior, 3 months to fill the role. We plug in within 7 days, fixed price, no recruiter fees.
Whether you're launching an MVP, scaling an existing product, or replacing a vendor that didn't deliver, we ship the same way — senior engineers, fixed price, weekly Friday demos. The Mobile engagement we run for a 5-person SaaS in London is the same one we run for a 200-person enterprise: bounded scope, fixed timeline, working software you fully own from Day 1.
What you get
- Senior-only team — every engineer has 5+ years shipping production Mobile systems
- Fixed price in GBP or USD — quoted in writing within 48 hours of your strategy call
- Working software every Friday — staging environment from Week 1
- You own everything — source code, repos, deployment access, documentation transfer from Day 1
- 90-day post-launch warranty — any bug, free fix, no questions
Ready to talk?
Book a free 30-minute strategy call with a senior Mobile engineer. No pitch, no pressure. You'll walk away with a clear scope, a fixed-price quote, and a 3-step roadmap — whether you hire us or not. Or take our free AI Opportunity Audit for a personalized report in 24 hours.
Other services we offer in London
Service
AI Agents in London
Learn moreService
Web Development in London
Learn moreService
BI in London
Learn moreService
ML in London
Learn moreService
AI Consulting in London
Learn moreMobile in other United Kingdom cities
Mobile in London — your questions answered
The questions we get on every first call — answered.
- Most engagements run from $15,000 on a fixed-price basis, billed in GBP or USD. We send a written quote within 48 hours of your strategy call. For United Kingdom, typical project sizes range £12k–£90k.
- Yes — we've shipped for United Kingdom-based clients across multiple sectors. Contracts are signed digitally (DocuSign), payments in GBP or USD, and we offer the same fixed-price terms regardless of location.
- For London, full overlap with london hours. We work overlapping business hours daily for live calls, demos, and pair-programming sessions. Async-first for the rest.
- Yes. Standard contracts include GDPR-compliant DPA, sub-processor disclosures, and data-residency clauses. We deploy to UK / EU AWS regions when required (eu-west-2, eu-west-1).
- Yes — GBP, USD, or EUR. Most UK clients pay GBP into a UK-based Wise business account.
- Our engagements are firm-to-firm contracts (B2B), not personal-service contracts, so IR35 doesn't apply. We work with limited companies, agencies, and direct businesses.
Ship your mobile project in 90 days — from anywhere in United Kingdom.
30 minutes. Zero pressure. Leave with clarity — even if we never work together.
Book My Strategy Call