UI UX design for software companies

Design debt

Design debt is the accumulation of inconsistent patterns, outdated screens and quick fixes. It slows teams down, because every new feature must decide which of several patterns to follow, and it confuses users. An audit of the product, listing variations of common elements and flows, shows where debt is worst and which areas customers use most.

Signs of design debt

A shared design system

A design system with tokens, components and guidance lets several teams build consistent features. Figma components and team libraries let designers share parts across files, and variables can hold token values with modes for themes. The system needs an owner and a process for changes, or it will drift like the product did.

Research as a habit

Software companies benefit from regular, small research: a few customer sessions each month, a panel of customers willing to test, and a shared place where findings are stored. Nielsen Norman Group's guidance on small, repeated tests suits this rhythm. Over time, the company builds evidence rather than relying on the loudest opinion.

Working with product and engineering

Managing change for existing users

Existing customers have learned the current interface, so large changes can slow them down, even if the new design is better. Phase changes, explain what has moved, and consider letting users try a new design before it becomes the default. Watch support requests after each release.

Reducing design debt

1. 01

   Audit

   Patterns and flows across the product.

   Output: Inventory

2. 02

   Prioritise

   By usage and harm.

   Output: Ranked list

3. 03

   System

   Shared components agreed.

   Output: Library

4. 04

   Replace

   Old patterns updated in phases.

   Output: Consistent areas

5. 05

   Govern

   Owner and change process.

   Output: Maintained system

Example: consolidating settings

Accessibility across the product

Older parts of a product may fall short of WCAG 2.2, for example on contrast or keyboard focus. Fixing components in the design system improves every screen that uses them. Check any contractual or legal accessibility requirements with an adviser.

Measuring progress

Track how much of the product uses system components, support requests in redesigned areas and task completion in research sessions over time.

Design in the roadmap

Design debt rarely gets fixed unless it is planned. Agree with product managers how much of each release cycle goes to improving existing areas, and link that work to evidence such as support requests or research findings, so it competes fairly with new features.

Making research easy to run

Regular research needs practical support: a list of customers willing to take part, simple consent forms, a standard way of recording sessions and a shared library of findings. With these in place, any team can run a short session without starting from scratch, and findings from one team are available to others. Check data protection duties for recordings and participant details with your adviser.