• Design & Discovery
    • Proof Of Concept
    • Minimal Viable Product
    • Custom Software Development
    • Support & Maintenance
    • Quality Assurance Audit
    • Team Augmentation
  • Portfolio
  • Team
  • Why THEY.dev?
  • Pricing
  • Blog
  • FAQ
  • Contact us
See our Portfolio

Design & Discovery

Service

  1. Web Application development

    Enforcio - KYC & AML Compliance SaaS Platform

    A compliance SaaS platform that turns a manual KYC process into a structured digital workflow - from smart assessment forms and automated risk scoring to audit-ready documentation and Stripe-powered subscriptions.

    • Amazon Web Services
    • React.js
    • Stripe
    • TypeScript
  2. Web Application development

    Parliamentary Research Service - Document & Workflow Management Platform

    A members-only research management platform for the Parliamentary Research Service, replacing slow search and fragmented workflows with a centralised system for document creation, collaborative review, and research request tracking.

    • Amazon Web Services
    • OpenSearch
    • React.js
    • TypeScript
  3. localgiving web application mockup
    Web Application development

    Localgiving - Fundraising & Grant Management Platform

    A centralised fundraising and charity management platform serving 2,200+ UK organisations, with fundraiser pages, grant application tools, Open Banking verification, and an AI-powered grant writing assistant.

    • AI
    • Amazon Web Services
    • Next.js
    • React.js
    • TrueLayer
    • TypeScript
  4. commonsurface web platform developed by TH-EY for hybrid working mockup
    Figma design, MVP development, Web Application development

    Common Surface - Hybrid Work Scheduling Platform

    A hybrid work scheduling platform built for a London-based startup ahead of the remote working boom - covering office planning, calendar sync, HR integrations, and Slack, scaled from a 2-person MVP to a 13-person team following VC investment.

    • Amazon Web Services
    • Java
    • MySQL
    • Next.js
    • Node.js
    • TypeScript
  5. hellohosty web platfom AI chat assistant mockup
    Figma design, MVP development, Web Application development

    HelloHosty - AI Guest Communication Assistant

    An AI-powered property management platform for short-term rental managers, consolidating reservations, pricing, and guest communications from Airbnb, Booking.com, and other channels into a single tool.

    • Amazon Web Services
    • Apache Tika
    • Docker
    • Java
    • MySQL
    • React.js
    • Spring
    • Stripe
    • Twilio
    • TypeScript
  6. Onboard - web platform for human resources automation developed by TH-EY mockup
    MVP development, Web Application development

    Onboard - Web HR platform

    An online Human Resources platform, allowing candidates to apply for a job using voice.
    The goal of the application is to bridge the gap between the job application and the interview stage.

    • Amazon Web Services
    • Java
    • MySQL
    • React.js
    • Spring
    • TypeScript
    • Web Audio
  7. Just Dormant Accounts - web application react aws lambda mockup
    Web Application development

    just dormant accounts - Companies House Filing Platform

    A serverless web app letting UK company owners file dormant accounts directly with Companies House in under two minutes – with Companies House API integration, Stripe payments, and a minimal form built specifically for dormant companies rather than active ones.

    • Amazon Web Services
    • React.js
    • Stripe
  8. MyPosPro - Point of Sales for tickets reselling mockup
    Web Application development

    MyPosPro - Ticket Reselling Automation Platform

    A custom-built ticket reselling platform for professional brokers - automating the full sales workflow and integrating with major ticketing platforms via API, taken from POC through MVP to a fully handed-over production system over nearly three years.

    • Amazon Web Services
    • Angular
    • Java
    • MySQL
    • Spring
    • TypeScript
    • Wordpress
  9. continuo - mobile music game developed and illustrated on tablet application mockup
    Figma design, Mobile Application development

    Continuo - Gamification of Music Practice for Students & Teachers

    A React Native proof of concept gamifying daily instrument practice for children, with real-time scoring, sheet music reading, and a teacher-facing admin panel giving visibility into home practice data.

    • Amazon Web Services
    • React.Native
  10. social town - mobile application developed by TH-EY mockup
    Figma design, Mobile Application development

    Social Town - Venue Discovery & Event Planning App

    A React Native mobile app for discovering venues and planning social events, with real-time crowd data helping users choose the right place at the right time.

    • Amazon Web Services
    • Java
    • React.Native
    • Spring
Previous 1 2 Next
Free consultation
  • Company

    • About
    • Blog
    • Contact
    • FAQ
  • Legal

    • Privacy Policy
    • Legal Information
    • Cookie Policy
    • Privacy Notice
    • General T&Cs
  • Featured in

    • Disrupt Magazine
    • Clutch
    • TechBehemots
    • GoodFirms
    • See more →
  • Contact

    e-mail:
    hello@they.dev
    mobile:
    Reveal the phone number
    post:
    3 Wingfield Road
    London, England, E15 1LP

Awards

This site is protected by reCAPTCHA and the Privacy Policy and Terms of Service apply.

We Value Your Privacy

By continuing to use our site, you agree to our use of cookies to enhance your browsing experience and for analytical purposes. You can learn more about how we use cookies and how to manage your preferences in our Cookie Policy. For more information on how we handle your personal data, please visit our Privacy Policy.