Service design is one of those terms that most people have heard, but not everyone defines in quite the same way.

For some, it sits alongside customer experience and user-centred design. For others, it is closely linked to business analysis, digital transformation or organisational change. Many organisations have heard the term before, but are less certain about what it means in practice.

That uncertainty is understandable.

Service design is not a single technique, workshop or framework. It is an approach that helps organisations understand how services work, how people experience them and where opportunities for improvement may exist.

The challenge for many organisations is not understanding the theory. It is understanding how to apply service design in a practical and meaningful way.

What is service design?

At its heart, service design is concerned with how services work.

That may sound straightforward, but services are often more complex than they first appear.

Customers usually see the outcome of a service. Behind the scenes, however, there may be multiple teams, systems, processes, policies and decisions contributing to that experience.

When services evolve over time, it is not unusual for complexity to build up. Different teams introduce new processes. Technology changes. Workarounds emerge. Responsibilities shift. Eventually, very few people have a complete picture of how the service operates from end to end.

Service design provides a structured way to explore that bigger picture.

It encourages organisations to look beyond individual touchpoints and consider the entire service, including both the customer experience and the organisational activities that support it.

Why is service design important?

Many organisations invest considerable effort in improving customer interactions.

A website may be redesigned. A form may be simplified. A contact centre process may be updated.

These changes can be useful, but they do not always address the wider service.

Customers rarely experience services as a collection of separate interactions. They experience a journey that moves across channels, teams and processes.

When those elements do not work together effectively, customers may encounter delays, repeated requests for information, inconsistent communication or unnecessary complexity.

The same challenges can affect employees. Teams often spend significant time managing workarounds, resolving issues between departments or navigating processes that have developed over many years.

Service design provides a way to understand these experiences more fully and identify where opportunities for improvement may exist.

What does service design look like in practice?

One of the most common misconceptions about service design is that it begins with tools. In reality, it usually begins with a question:

• Why are customers struggling with a particular process?
• Why is demand increasing?
• Why are teams finding it difficult to deliver a consistent experience?
• Why does a service feel more complicated than it should?

The work often starts by gathering evidence and developing a clearer understanding of the current situation. This may involve speaking with customers, engaging frontline staff, reviewing performance data or exploring how work is actually carried out day to day.

As understanding grows, patterns often begin to emerge. Teams may discover points where communication breaks down, where effort is duplicated or where customers encounter avoidable frustration.

One of the strengths of service design is its ability to make these issues visible and create a shared understanding across different parts of the organisation.

Once that understanding exists, organisations are in a stronger position to explore potential improvements and make informed decisions about where change may be worthwhile.

How do organisations apply service design?

There is no single formula.

Every organisation operates in a different context and faces different challenges.

However, successful service design initiatives often begin with a genuine effort to understand the current state before moving towards solutions.

That understanding is then used to create a more complete view of the service, bringing together customer experiences, employee perspectives, operational realities and organisational objectives.

Only then does the conversation shift towards improvement.

Importantly, service design is rarely about designing an ideal future state without constraints.

It involves balancing customer needs, organisational priorities, operational realities and available resources.

This is why service design often brings together people from different disciplines and departments. It encourages collaboration around a shared understanding of how the service currently works and where opportunities for improvement may exist.

Why do organisations sometimes struggle with service design?

Most organisations do not struggle with the concept of service design. The challenge is usually applying it consistently.

Sometimes there is uncertainty about where responsibility sits. Sometimes there is limited experience or capability. In other cases, service design is introduced as a project rather than developed as an organisational capability.

Stakeholder engagement can also be challenging.

When service design is discussed primarily as a design activity, it may be difficult for decision-makers to understand its relevance.

Conversations often become easier when service design is connected to recognised organisational challenges, customer needs and opportunities for improvement.

Building service design capability

Like any professional discipline, service design benefits from practice, experience and learning.

Organisations that invest in developing service design capability are often better placed to understand their services, explore challenges from different perspectives and support collaboration across teams.

For those looking to learn more, AssistKD's Service Design Learning Zone provides a wide range of free articles, guides, webinars and practical resources covering service design, customer experience and organisational change.

Explore the Service Design Learning Zone

For professionals looking to develop their knowledge in a more structured way, AssistKD's Service Design courses provide practical learning opportunities focused on service design principles, approaches and techniques within organisational settings.

Explore Service Design Courses

Further learning from service design practitioners

Service design continues to evolve as organisations seek better ways to understand services, collaborate across teams and respond to changing customer expectations.

Dr Debra Paul and Jonathan Hunsley have both played significant roles in the development of service design and business analysis within the UK and internationally.

Dr Debra Paul is Non-Executive Chair of AssistKD, co-founder of the Business Analysis Conference Europe and chief architect of the BCS Advanced International Diploma in Business Analysis. She also co-developed the A4Q Certified Service Designer scheme and has authored some of the profession's most influential books.

Jonathan Hunsley is CEO of AssistKD, founder of the Service Design Forum, Chief Architect of the A4Q Certified Service Design award and Lead Assessor for the BCS Advanced Diploma in Business Analysis.

Together, they have spent many years supporting organisations as they seek to improve services, strengthen collaboration and build practical transformation capability.

For additional insight into service design and its application within organisations, watch the BCS Service Design webinar featuring Debra Paul and Jonathan Hunsley.

You may also wish to explore the BCS book Service Design: A Practical Introduction, which provides an accessible introduction to service design concepts, principles and practical application.

The key takeaway

Service design is ultimately about understanding services more clearly.

It provides a structured way to explore how services operate, how they are experienced and where opportunities for improvement may exist.

The organisations that engage most successfully with service design are often those that move beyond discussing the concept and focus on understanding how it can be applied within their own context.

That is where service design becomes part of how an organisation understands, manages and develops its services over time.