Development
Design only counts once it ships. We build fast, accessible, maintainable front-ends — and the integrations behind them — so what launches matches what was designed.
DEVELOPMENT Services
Product designers and developers work hand-in-hand, from the first review to the last deploy.
- (01)
Backend Development
Building the logic and infrastructure that keeps products running reliably. APIs, databases, and server-side architecture designed for performance, security, and the ability to scale as needs evolve.
- (02)
Front-end Development
Building interfaces that perform beautifully across devices and browsers. Writing semantic, accessible HTML, CSS, and JavaScript that translates designs into experiences that feel fast, responsive, and polished.
- (03)
Mobile Development
Building native and cross-platform mobile experiences that feel at home on any device. Development focused on performance, platform conventions, and interactions that are as smooth as they are functional.
- (04)
CMS Development
Configuring and customising content management systems that fit the way teams actually work. Thoughtful structures, intuitive workflows, and just enough flexibility to support growth without introducing chaos.
- (05)
Generative AI & Machine Learning
Integrating AI capabilities that add genuine value to products and workflows. From intelligent features to custom model implementation, development grounded in practicality rather than novelty.
- (06)
Quality Assurance & Maintenance
Testing rigorously before launch and supporting systems after. QA that catches issues early, maintenance that keeps everything current, and ongoing support that ensures long-term performance.
- (07)
Cloud & Infrastructure
Architecting and managing the environments that keep products secure and running at scale. CI/CD pipelines, cloud configuration, and deployment workflows built with reliability in mind, so teams can ship with confidence and infrastructure never becomes a bottleneck.
FAQs
Your questions, answered
How do designers and developers work together?
They sit on the same team from day one. Engineers join design reviews early, so what gets drawn is already known to be buildable and nothing is lost in translation at handoff.
How do you choose which technology to use?
By who has to maintain it. We weigh your team’s existing skills, the editing workflow and the integration surface — then pick the least exotic stack that meets the requirement.
How do you prevent technical debt and maintenance problems?
Componentised code, real documentation, automated tests on the paths that matter, and dependency hygiene as routine work rather than an annual emergency.
What changes when development is part of the partnership from the start?
Estimates get honest, designs get pressure-tested against real constraints, and the build begins with context instead of a discovery phase of its own.
Will our team be able to manage the site without constant developer support?
That is the goal. We model content around how your team actually publishes and hand over documentation and a walkthrough, so routine updates never need an engineer.
Have more questions? Reach out to us, our team will be happy to help.
Partners
We understand the demands of digitally focused organisations navigating change inside and out. From startups finding their footing and scale-ups building momentum, to established enterprises reshaping their digital foundations. Our most rewarding partnerships are with ambitious leaders who are seeking clarity, craft, and a true partner.
What clients say about our development work
“Three60 is extremely thorough, and their strategic thinking speaks for itself. They are highly process-oriented and very flexible in their approach to different customers. Over the past year, we have tackled three major projects together. What stands out is their ability to pivot, their effective communication, and their respectful and helpful nature. They talk us through possible scenarios, making the collaboration feel seamless and truly authentic. We continue to work together with Three60!”
- 8
- Months project duration
- 300+
- Unique assets, pages and templates
“Our platform lives or dies on the first ninety seconds, and that is exactly where Three60 focused. They stripped every unnecessary step out of starting a campaign and rebuilt the donor moment around confidence. Fundraisers get going faster, and far more of them finish.”
- 90s
- To launch a campaign, end to end
- 35%
- More campaigns completed
“Second-hand fashion runs on trust, and Three60 designed for the doubt rather than around it. Verification, payments, honest condition grading — every screen answers the question a buyer is quietly asking. Listings convert because the anxiety is gone.”
- 9
- Months project duration
- 2.4x
- Increase in completed listings
The rest of the system
- StrategyWe interrogate the brief, identify what’s actually possible, and set a common thread that runs across the entire partnership.
- BrandIdentity that holds up everywhere it appears, built as a system rather than a set of files.
- ExperienceWe design what happens behind the interface as carefully as what happens in front of it.
- WebsiteClear messaging, smooth user journeys, and content management systems with guardrails baked in.
- ProductWe shape flows, interfaces and systems that make complex tools feel obvious.