Impact • Est. 2001

Software built to perform. Designed to sell.

Twenty-five years of engineering excellence - platforms, products and frameworks that ship, survive scrutiny and keep delivering. For businesses that need it to work, and consumers who need it to feel right.

  • 25 years of delivery
  • 6 flagship products
  • Partner-led delivery
  • Pen-test ready

0

Years of engineering excellence

0

Flagship products & frameworks

0.9%

Uptime on our SaaS platforms

0+ yrs

Longest-running partnership, still active

The story

A quarter-century of shipping the hard stuff

Since 2001, hayman.dev has engineered software where failure isn't an option - from national healthcare infrastructure to financial-grade platforms. The through-line: build it properly the first time, then keep improving it.

We deliver through a partnership model that works: our partner Mohunky LTD owns client liaison, project management and ongoing support, while Ralph Media shapes the design - and we engineer everything that makes it work.

The result is technical excellence with a human front end: clients get a real engineer on the first call, milestones agreed for ROI first, and platforms built to pass pen tests - not fail them.

The partnership

Three teams, one delivery

  • M

    Mohunky

    Client liaison, project management and ongoing support.

  • R

    Ralph Media

    UX/UI design - experiences people actually enjoy using.

  • H

    Hayman.dev

    The build - platforms, apps, infrastructure and everything under the hood.

What we deliver

Every layer of the stack, one team

From the database to the store listing - we design, build, ship and support the whole product.

language

Web & SaaS platforms

Multi-tenant platforms, portals and dashboards - C#, .NET Core and TypeScript, engineered for scale from day one.

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Native desktop apps

WPF and WinUI 3 applications on .NET 10 - tray-first utilities and serious tools that live happily on modest hardware.

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Mobile & PWA apps

.NET MAUI apps and install-free PWAs - from school wellbeing apps to mood trackers used every day.

cloud

Azure cloud & IaC

PaaS and SaaS delivery on Azure - Bicep and raw Azure APIs provisioning domains, certificates, databases and endpoints.

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Identity & security

SAML v2 single sign-on as IdP or SP, security audits and pen-test-ready releases - decade-proven under real scrutiny.

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AI integration

LLM routing proxies, local AI detection and GPU-aware tooling - practical AI that ships, not slideware.

Who we serve

One team. Two audiences.

Enterprise-grade engineering for businesses - and polished, human products for the people who use them.

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For businesses

Platforms that carry revenue, compliance and reputations.

  • check_circleEvents & conferences - the Unity platform runs live event sites, registration and check-in for thousands of attendees.
  • check_circleCompliance & reporting - carbon reporting platforms firing 10k+ campaign emails with GDPR-safe list management.
  • check_circleIdentity & benefits - SAML v2 SSO platforms that survived annual and monthly pen tests.
  • check_circleGovernment frameworks - G-Cloud 13 and DOS 6 suppliers for the UK public sector.
favorite

For consumers

Apps people choose to use - and keep using.

  • check_circleWellbeing - a mood profiler used daily by employees across companies, backed by paper-based science digitised faithfully.
  • check_circleEducation - a school wellbeing app in live use, with students logging and tracking wellness easily.
  • check_circleDesktop tools - a Windows monitoring app on the Microsoft Store with GPU analytics and LLM Mode detection.
  • check_circleDeveloper tools - an AI proxy that puts 7+ model providers and local LLMs inside Visual Studio.
Accreditations & frameworks

Standards you can verify

Security, quality and procurement credentials - not badges, proof of how we work.

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G-Cloud 13

Cloud software, hosting & support for the public sector

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DOS 6

Digital outcomes & specialists supplier

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Microsoft Partner

Cloud solution provider credentials

security
Cyber Essentials

Infrastructure security certified

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NHS Digital Toolkit

Data security & protection assured

Why hayman.dev

The difference is in the delivery

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Partner-led, not hand-rolled

Client liaison and design owned by dedicated partners - you get one accountable team, not a random dev shop.

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Milestones, ROI first

We sequence every build for the quickest return up front - with a raft of feature updates to follow.

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Pen-test ready

Decades of pen-tested applications behind us - we drive technical excellence so the first release survives scrutiny.

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Built to stay built

Ongoing support, proactive maintenance and changelog-driven updates - partnerships measured in years, not sprints.

25 years of proof - and we're just getting started

Let's build something that lasts

A platform, an app, a product line - whatever you're building, we'll engineer it to perform and design it to sell.

No hard sell • A real engineer on the first call