Enterprise SaaS Build — £74,999 Fixed Price │ Registered UK Company │ See Our Work at tackly.co.uk

Enterprise SaaS development at a UK agency costs £100,000 to £250,000 and takes 6 to 12 months. That price includes account managers, project managers, designers and a margin that funds an office in central London.

By Design UK removes everything except the things that matter — skilled UK developers, proven methodology, full accountability and a track record you can verify before spending a penny.

The Enterprise package has no ceiling on complexity. Unlimited features. Multiple user types. Fully bespoke UI/UX. Complex integrations. Compliance requirements. Full documentation and training. 12-month support included.

What Is Included

• Everything in Growth — all features, booking, analytics, PWA, SEO, multi-currency
• Unlimited features — no cap on scope, built to whatever your platform requires
• Multiple user types — admin, subscriber, staff, partner, API user — fully role-based
• Fully bespoke UI/UX design — custom design system, not a template
• Complex third-party integrations — CRM, ERP, accounting software, government APIs
• Advanced compliance — GDPR audit trail, FCA-ready architecture, data residency options
• Enterprise infrastructure — load balancing, CDN, staging environment, CI/CD pipeline
• Full technical and user documentation — architecture docs, admin guides, video walkthroughs
• Staff training and onboarding sessions
• 12-month Premium Care support included in the Enterprise price

Why By Design UK

• Registered UK company on Companies House — fully accountable and verifiable
• Formal contract and invoice — staged payments, never full payment upfront
• Team delivery — not one person, projects never stall or disappear
• 0203 951 4908 — phone line available during UK business hours
• Ongoing care plans from £99/month — we do not disappear after handover
• tackly.co.uk — visit right now, that is our standard of work