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UI/UX Design for Web & Mobile Applications

TMS Outsource has been designing interfaces for web and mobile applications since 2014. Our design team has received 3× Awwwards Honorable Mentions and recognition from CSS Design Awards and CSS Winner. We work exclusively on software products: SaaS platforms, enterprise tools, booking systems, and mobile apps, for startups and scale-ups across Europe and North America. Design at TMS is embedded in the development process from day one, not handed over as a separate phase.

★★★★★ 5.0 · Clutch
Awwwards Mentions
10+ Years Designing
1// design-system.ts
2const design = {
3 tool: "Figma",
4 awards: 3,
5 embedded: true,
6 system: ["tokens", "components"],
7 deliver() {
8 return "production ready"
9 }
10}
3× Awwwards
Figma-Based
01

Award-Winning Design Team

Recognition from the most competitive design evaluation programmes in the industry. Buyers comparing design agencies should scan for proof before reading process. Here is ours.

01

Awwwards Honorable Mention × 3

Awwwards evaluates sites on design quality, usability, creativity, and technical execution. Fewer than 5% of submitted projects receive a mention. TMS has earned this recognition three times across multiple product designs, placing our work in the top tier of global interface design.

02

CSS Design Awards

Global recognition for interface design and front-end execution. The CSS Design Awards jury evaluates websites on creativity, layout, typography, and user experience. TMS designs have been featured in their curated gallery of outstanding web work.

03

CSS Winner

A curated gallery for outstanding web design and development work. CSS Winner highlights projects that push boundaries in visual design, interaction, and technical implementation. TMS has been recognised for multiple product designs through this programme.

02

Our Design Process

Five phases from research to handoff. Each phase has a concrete deliverable and a tool attached, so you know what you are getting and how it is produced.

Needs Analysis & User Research

We start every design engagement with a user research phase: stakeholder interviews, competitor analysis, and user flow mapping. We identify friction points in the current product and define measurable UX goals before opening Figma. Tool: FigJam, Miro for collaborative flow mapping.

Low-Fidelity Wireframing

Lo-fi wireframes in Figma establish information architecture and clickable flows before any visual decisions are made. This is where we validate that the product structure works, not what it looks like. Changes here cost hours. Changes in high-fidelity cost days. Tool: Figma.

High-Fidelity Wireframing

Detailed Figma frames with spacing, typography, and colour applied. Every screen is designed at all breakpoints (desktop, tablet, mobile). This is where the visual language of the product takes shape, informed by the structure validated in the lo-fi phase. Tool: Figma.

UI Design Iterations

Design system creation: component library, responsive breakpoints, interaction states, and documentation. We iterate with stakeholder feedback until every screen is production-ready. The design system ensures consistency as the product grows and new features are added. Tool: Figma, Lottie for micro-interactions.

Prototypes for Testing

Interactive Figma prototypes for usability testing before handoff to development. We validate flows with real users or stakeholders, capture findings, and refine the design. Usability testing catches UX issues when they cost hours to fix, not weeks. Tool: Figma, Maze for remote testing.

Developer Handoff

Handoff via Figma Dev Mode or Zeplin, with all spacing specs, typography, colour values, assets, and interaction notes exported and documented. When TMS designers and developers work on the same project, handoff happens within the sprint cycle. Tool: Figma Dev Mode, Zeplin.

03

Tools & Software

The design tools we work with in production. Figma is our primary tool. We adapt to your existing stack if your team uses something different.

01

Design & Prototyping

Figma (primary), Adobe XD, Sketch

Figma is our primary design and prototyping tool. We also work with Adobe XD and Sketch when client teams use those tools. All deliverables are produced in the tool that fits your team's workflow.

02

User Research

Maze, Hotjar, UserTesting

Remote usability testing and user behaviour analytics. Maze for prototype validation, Hotjar for session recordings and heatmaps on live products, UserTesting for moderated user research sessions.

03

Handoff

Figma Dev Mode, Zeplin

Developer handoff tools that export spacing, typography, colour values, and assets specifications. Developers get everything they need to implement the design pixel-accurately, without guessing or asking the designer.

04

Collaboration

FigJam, Miro

Collaborative whiteboard tools for user flow mapping, brainstorming, and stakeholder workshops. FigJam and Miro let the whole team contribute to structure decisions before visual design begins.

05

Animation

Lottie, Rive

Micro-interaction and animation tools for bringing interfaces to life. Lottie for lightweight web and mobile animations, Rive for interactive state-machine animations that respond to user input.

06

Design System Management

Figma Libraries, Tokens Studio

Design token management and component library publishing. Tokens Studio for syncing design tokens with code, Figma Libraries for shared component systems across multiple projects and teams.

04

What You Receive

No vague "design concepts." These are the concrete deliverables at the end of a TMS design engagement.

01

Documented User Flows & Information Architecture

Every key user journey mapped and documented. Information architecture showing how screens connect, what lives where, and why. This is the structural blueprint of the product, validated before visual design begins.

02

Low-Fidelity Wireframes for All Key Screens

Lo-fi wireframes establishing layout, hierarchy, and flow without visual distraction. These are the skeleton that high-fidelity designs are built on, and they are yours to keep and reference throughout the project.

03

High-Fidelity UI Designs in Figma (All Breakpoints)

Production-ready designs for every screen at desktop, tablet, and mobile breakpoints. Every state (default, hover, active, error, empty) is designed. This is what your developers build against.

04

Interactive Prototype for Stakeholder Review

A clickable Figma prototype that lets stakeholders and test users walk through the full product experience. Validated through usability testing before development begins, so you are building something proven to work.

05

Design System / Component Library

A reusable, documented component library with spacing rules, typography scale, colour tokens, and interaction states. This is what keeps the product visually consistent as new features are added by different teams over time.

06

Developer Handoff File

Spacing specs, assets, colour values, typography, and interaction notes exported and documented. Developers get everything they need to implement the design accurately without chasing down the designer for answers.

05

Design Embedded in Development

TMS designers and developers work in the same sprint cycle. This is our actual differentiator over standalone design agencies, and it changes how design work gets done.

Same Sprint, Not a Separate Phase

Designs are available for development review before the sprint that implements them, not delivered in a separate waterfall phase that holds up engineering. Design decisions are made with the developer in the room, so production inconsistencies are caught before they become refactoring work. Our designers work within web application and mobile app projects from the first sprint.

Standalone Design Engagements

We also take on design-only projects: research, wireframes, high-fidelity designs, prototypes, and design systems delivered for your in-house or external development team to implement. Many clients use this to validate a product concept before investing in development, or to bring fresh design to a product being built elsewhere.

06

Industries & Product Types

Verticals TMS has designed for. Each has different UX constraints, and we have shipped production interfaces in all of them.

01

SaaS Platforms

Dashboard design, onboarding flows, role-based interfaces. SaaS design is about fitting complex functionality into a screen that does not overwhelm. We design for the power user without alienating the first-time visitor.

02

Fintech

Data-dense screens, compliance-driven form design, trust-oriented visual language. Fintech interfaces must convey security and precision without feeling cold. We balance density with clarity so users can act on financial data without second-guessing.

03

Healthcare / MedTech

Accessibility-first design, patient portal interfaces, clinical workflow UX. Healthcare products serve users across a wide range of abilities and technical comfort. We design for the least technical user in the room, and we follow WCAG accessibility standards.

04

E-commerce

Product browsing, checkout optimization, mobile-first purchasing flows. E-commerce design is conversion design. Every screen is built to reduce friction and move the user toward purchase without manipulation.

05

Booking & Scheduling

Multi-step wizard UX, availability selection, confirmation flows. Booking interfaces must handle timezone complexity, recurring schedules, and group bookings without overwhelming the user. Amelia is our proof point: 1.5M+ active installations.

06

Data Visualization

Chart design, table interfaces, export workflows. Data tools must make complex information understandable for non-technical users. WPDataTables, with 2.7M+ active installations, is our proof point in this category.

07

Products We've Designed

Three products where TMS design was a core part of the delivery. Full case studies on the portfolio page.

A

Amelia

Booking SaaS · 1.5M+ installs

UI/UX design for an enterprise appointment booking plugin used in 50+ countries. Single and multi-location scheduling interfaces, mobile-optimized booking flow, and admin dashboard design.

View Case Study
W

WPDataTables

Data Plugin · 2.7M+ installs

Complex data table and chart visualization interfaces designed for non-technical users managing large datasets. Table configuration UX, chart selection flows, and export workflows.

View Case Study
V

VirtualPostMail

SaaS Platform · Full Redesign

Full product redesign of a SaaS virtual mailbox platform. Mobile-first interface for distributed teams managing physical mail, with dashboard, inbox, and document management UX.

View Case Study
★★★★★ 5.0 on Clutch
3× Awwwards Honorable Mention
Since 2014 designing software products
08

Frequently Asked Questions

UX (user experience) design focuses on how a product works: the flows, logic, and structure that determine how users move through the interface. UI (user interface) design focuses on how it looks: the visual language, component styles, and interaction details. At TMS, both are handled by the same design team and delivered in the same engagement, since separating them leads to visual designs that do not match the product's logic.
Yes. TMS provides UX/UI design as a standalone engagement: research, wireframes, high-fidelity designs, and a prototype, without development. Many clients bring these assets to their own engineering team or use them to validate a product concept before investing in development.
Yes. TMS delivers a component library and design system as part of every UI engagement, documented in Figma with spacing rules, typography scale, colour tokens, and interaction states. Design systems are particularly important for SaaS products where multiple teams contribute to the interface over time.
Yes. Redesigns are a common engagement type at TMS. We start with a UX audit of the current product, identifying friction points, accessibility issues, and design inconsistencies, before proposing changes. This ensures redesign decisions are grounded in evidence, not aesthetic preference.
Handoff is done via Figma Dev Mode or Zeplin, with all spacing, typography, colour values, and assets exported and documented. When TMS designers and developers work together on the same project, handoff happens within the sprint cycle. Developers review designs before implementation begins, not after.
TMS designs software products across SaaS, fintech, healthcare, e-commerce, booking and scheduling, and data visualization. Each vertical has different UX constraints, from compliance-driven form design in fintech to accessibility-first patient portals in healthcare.
It starts with user research and stakeholder interviews, moves through low-fidelity wireframes and information architecture, then into high-fidelity UI design and interactive prototyping. The final deliverables include a design system, developer handoff file, and an interactive prototype validated through usability testing.

Let's design your product.

Whether you need a full design-to-development engagement or standalone UI/UX design for your existing team, tell us about your product. We'll outline the right approach for your situation.

Book a Free Design Consultation