Whatever the Q,
We got the A
Custom Software Development Agency in the UK
We don't just develop software, we build partnerships.
Find out how our team in London and Croatia can help you solve these problems:
- ✦ High development costs eating into your profits?
- ✦ Worried about slow development and time to market?
- ✦ Lacking in-house talent to handle your complex project?
- ✦ Want to free up your internal team to focus on your core business?
You can grow your business, reduce costs, and increase profits with our
Holistic Software Development Approach.
We have used it in over:
400+ completed projects
20+ countries worldwide
Our 360° holistic approach brings real results.
- ✦ Website traffic increase and revenue growth.
- ✦ From idea to web platform in record time.
Like the mobile app that we developed for BBC:
- ✦ #1 medical app in the UK (both Google Play and App Store)
- ✦ 100.000 downloads in 72 hours

We helped Smart Pension to automate workplace pensions through user-friendly tech platforms and achieved the following results:
- ✦ More than 15 million users on the platform
- ✦ Smart Pension became the leading retirement insurance provider
Want to have similar results?
Get a complimentary 60-minute consultation with our experts.
Custom Software Development For Your Business Success
We solve complex challenges for:
Corporations
As a trusted partner for global corporations, we understand the complexity of large-scale projects, offering scalable solutions and innovative technologies to enhance your business efficiency and customer engagement.
Medium and Large Enterprises
We specialize in crafting tailored applications that align with the specific needs of medium and large enterprises, providing cost-effective yet powerful tools to boost your market presence and streamline operations.
End-to-end Software Development Services
We provide you with a full range of services, not just development. Our strategic approach includes:
1. Product strategy & discovery
Our discovery team will:
- ✦ Understand your business needs and goals.
- ✦ Analyze your industry, market and competitors.
- ✦ Research and explore your idea.
- ✦ Prepare your digital product for development.
Our experts in crafting the strategy for your software solution include:
- ✦ Business analysts
- ✦ Product strategists
- ✦ Digital strategists
2. UX/UI design
Exceptional user experience is at the heart of our design approach. We ensure that your software solution not only satisfies your business goals but also resonates with your users.
3. Web & Mobile development
Whether you need a web app, mobile app or a custom solution for your unique business requirements, our team of experts has you covered. From web and mobile developers to solution architects, we’re here to turn your vision into reality.
Curious about the cost of developing your software project?
Click the button to request a FREE consultation session with our experts.
4. Thorough testing
Before your digital product goes live it undergoes rigorous testing by our:
- ✦ Quality Assurance engineers.
5. Strategic support & maintenance
We don’t stop at development. We provide continuous support, handle maintenance and upgrades. Also, we perform data analysis, and explore new monetization opportunities.
Brands in 20+ countries worldwide trust us:


Meet Our Tech Leadership Team

Harry Gorajscan 
CEO
Our invaluable CEO makes sure Q's technology strategy serves our business just right. His technical expertise, leadership, and team-work make him an evangelist to developers.

Josip Barisic 
Director of Engineering and Delivery
Passionate agilist with 15+ years of working in the ICT department as a developer and manager, creating secure and quality software.
Quality & Reliability
Clutch
Top 15 companies

Quality
ISO 9001:2015
Security
ISO 27001:2013
Privacy
ISO 27701:2019
Q Agency's Global Awards

European Business Awards

Deloitte: Tech Fast 500 EMEA

Financial Times

Best Mobile App Awards

German Innovation Awards

Top B2B Companies Global 2021
What customers said about us
"Q is a very important innovation and disruptive partner for us. We are very, very happy."
Dr. Tomas Chamorro Chief Innovation Officer, Manpower - Fortune 500, USA
"I'm really enjoying working with an Agency with a similar culture to ourselves, who strives to work hard and play hard, and achieve the best outcomes for their clients."
Rai Eastham Head of Engineering - The Times, UK
"So Q was working together with a team in a very integrated fashion and that proved to be quite a big success. Because what we have seen afterwards it's kind of Q spread a little bit like wildfire."
Bojan Radlovic CEO - RVU & Money.co.uk, UK
Schedule a Complimentary 60-Minute Consultation with Our Experts.
Unlock clarity, expertise, and tailored solutions to bring your software vision to life.
Here's what you'll gain from our free consultation:
- ✦ Expert Insights: You will gain valuable insights and best practices in software development, project management, and technology integration.
- ✦ Cost-Saving Strategies: Discover cost-saving strategies and optimization opportunities to maximize the value of your software development investments.
After the consultation, you will have a clearer technical understanding of your software project, which can help you move forward and make better business decisions.
Fill the information below and we will contact you ASAP.
If you are nearby, stop by at our headquaters:
London
Borough Yards, 13 Dirty Lane, London, SE1 9PA, United Kingdom
Zagreb HQ
Reljkoviceva 4, 10000 Zagreb, Croatia