Bespoke software developers, Professional Software Engineering helps clients by creating custom applications that match their unique requirements and adapt as they evolve.

01865 364970

Who are we?

PSE is a fast growing company based in the heart of the Thames Valley serving businesses in the UK. We are a team of developers and designers with over 20 years' experience in software technology.

We're passionate about delivering the best possible solution for our clients and nurturing long term business relationships built on trust and common goals.

our team More about our team

What do we do?

We save time and money for busy organisations, unlock their hidden resources and help to exploit new opportunities by designing and developing bespoke software applications.

High growth businesses can't afford to restrict the way they work to fit a generic software package. We design and build software, web and mobile applications to enable opportunities or increase efficiency in a way their competitors are not.

our work More about our work

Who do we do it for?

PSE work with businesses and associations of all sizes. The one thing our clients all have in common is that they want a solution that ticks ALL the boxes, not just some of them. They don't want to waste time and money trying to get an off-the-shelf software package to meet their requirements. They need a bespoke solution to do exactly what they need it to do, in the way they want it to, for a price they want to pay.

our clients More about our clients


We are constantly impressed by PSE's ability to help us evolve concepts into effective solutions and to always deliver. PSE have developed a worldwide Intranet for the Group and this is helping us to achieve greater efficiency through the sharing of knowledge.

Wood Group Kenny

We have built a long standing relationship with PSE Ltd and knowing that we have PSE developers as our extended web team is invaluable to us...

Food and Drink Federation (FDF)

The PSE team are always quick to understand what we are trying to achieve with our online membership services and consistently deliver efficient and reliable solutions. The support we receive from PSE is always fast and personal.

Chartered Institute of Library and Information Professionals (CILIP)

PSE have provided a consistently high quality of service. They have provided a prompt response to all of our requests for support and have delivered our requirements on time and within budget. PSE have designed solutions that link several areas of our business to improve communication and productivity.

Building Research Establishment (BRE)

We have been very impressed with both the design of our new website and the quality and integrity of the software. Our new website was delivered on time and within budget and Pete and his team have always shown a positive and enthusiastic approach to meeting our requirements.

Institute of Food Science Technology (IFST)