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Cirlume · Independent design & engineering studio

Software that works beyond the demo.

Cirlume designs and engineers digital products for the work people actually do. Our engineers have built and run software used by millions of people, and bring the same care to every product.

Web & mobileApplied AICloud & deliveryUK & Middle East
LatestA database for every pull request: preview environments that work

Featured product / SoulCare

A shared picture of care.

Explore the product ↗
Real SoulCare master roster in day view, with carers down the side and visits on a timeline, showing demonstration data
  • Real SoulCare team log showing carers grouped by activity beside a live map, with demonstration data

    Team log, live

  • Real SoulCare as-needed medication chart, showing demonstration data

    PRN medication chart

  • Real SoulCare carer app eMAR screen, showing demonstration data

    Carer app, eMAR

Real product interface · Demonstration dataHome care · Web & mobile

What we do / 01

Design, engineering, AI and cloud, from one team.

Most products need more than one discipline at once. We bring design, engineering, AI and cloud to the same table, so decisions don’t get lost between teams.

Selected work / 02

Built for real use.

All projects ↗
SimRhythm training monitor showing ECG and capnography traces, vital signs, and defibrillator controlsOur product
01 / 02Medical education

SimRhythm.

A training monitor built for decisions in the moment.

A rhythm and defibrillator simulator with ECG, capnography, vital signs and resuscitation controls in one teaching interface. Educators can load a scenario, change the rhythm and adjust the monitor as a session unfolds.

  • Product design
  • Cross-platform application
  • Simulation interface

Built with TypeScript, React Native & Expo

View the project

How we work / 03

Clarity at every handoff.

The team shaping the product stays close to the team building it. We make decisions in working prototypes, reviewable releases, and honest conversations about trade-offs.

01

Understand the work

Map people, tasks, existing systems, and the decision that matters next.

02

Make it tangible

Prototype the important journey and bring engineering into the discussion early.

03

Build in the open

Deliver working slices, check the edge cases, and leave a system the next team can understand.

Real SoulCare carer app showing a PRN medication dose history by day, with demonstration data
SoulCare / Carer app, dose history / Real product interface · Demonstration data
Real SoulCare schedules table comparing planned and actual visit times with on-time tags, showing demonstration data
SoulCare / Schedules, planned vs actual / Real product interface · Demonstration data

Engineering / 04

The system behind the screen matters.

We think through data boundaries, access, integrations, releases and recovery alongside the visible product, and design them in from the start.

Isolated by design

In SoulCare, each care provider’s data lives in its own database.

Repeatable infrastructure

Small Go services on AWS Lambda, with infrastructure defined in Terraform.

One codebase, three platforms

SimRhythm runs on iOS, Android and the web from a single Expo app.

Explore our expertise ↗

Technologies / 05

Tools we know well.

All technologies ↗
Web ↗
React
Next.js
Astro
Tailwind CSS
TypeScript
Back end ↗
Node.js
Go
Python
Firebase
Supabase
Better Auth
Mobile ↗
React Native & Expo
Flutter
Swift & Kotlin
Data ↗
PostgreSQL
Neon
MySQL
MongoDB
DynamoDB
Redis
Cloud & infrastructure ↗
AWS
Microsoft Azure
Google Cloud
Cloudflare
Vercel
Hostinger
Terraform

Industries / 07

Sectors where the details decide it.

Care visits, clinical training, maintenance call-outs and financial records each come with their own rules. We build around them, not over them.

Common questions

Before you work with us.

Where do you work, and with whom?

Across the United Kingdom and the Middle East, with founders, product teams and organisations whose software runs a real operation.

How does a project usually start?

With a fixed first stage: discovery, a prototype or a technical review with agreed outputs. You decide what comes next with something concrete in hand.

Can you work alongside our own developers?

Yes. We agree which part of the product we own, the interfaces between teams, and how reviews and handover will work.

Who owns the code and the accounts?

You do. Cloud accounts and databases are set up in your name, and handover includes the repositories, deployment steps and operating notes.

Do you offer round-the-clock support?

Coverage and response times are agreed for each engagement. We don’t offer a default 24/7 commitment.

Do you build products of your own?

Yes. We design, build and run SoulCare for home-care providers and SimRhythm for medical education, which keeps us honest about what software needs after launch.

The studio / 10

Senior people, and products of our own.

We design, build and run our own products, SoulCare and SimRhythm, alongside client work. The people who scope your product are the people who build it.

About the studio ↗