Leading Software Architecture Design Companies in the UK

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    Targets we’ve achieved:
    Increased US Software Development Company's annually acquired clients by 400% *
    Generated 50+ business opportunities for UK Architecture & Design Services Provider *
    Reduced cost per lead by over 6X for Dutch Event Technology Company *
    Reached out to 13,000 target prospects and generated 400 opportunities for Swiss Sports Tech Provider *
    Boosted conversion rate of Ukrainian IT Company by 53.6% *
    Increased US Software Development Company's annually acquired clients by 400% *
    Generated 50+ business opportunities for UK Architecture & Design Services Provider *
    Reduced cost per lead by over 6X for Dutch Event Technology Company *
    Reached out to 13,000 target prospects and generated 400 opportunities for Swiss Sports Tech Provider *
    Boosted conversion rate of Ukrainian IT Company by 53.6% *
    Increased US Software Development Company's annually acquired clients by 400% *
    Generated 50+ business opportunities for UK Architecture & Design Services Provider *
    Reduced cost per lead by over 6X for Dutch Event Technology Company *
    Reached out to 13,000 target prospects and generated 400 opportunities for Swiss Sports Tech Provider *
    Boosted conversion rate of Ukrainian IT Company by 53.6% *
    Increased US Software Development Company's annually acquired clients by 400% *
    Generated 50+ business opportunities for UK Architecture & Design Services Provider *
    Reduced cost per lead by over 6X for Dutch Event Technology Company *
    Reached out to 13,000 target prospects and generated 400 opportunities for Swiss Sports Tech Provider *
    Boosted conversion rate of Ukrainian IT Company by 53.6% *
    Increased US Software Development Company's annually acquired clients by 400% *
    Generated 50+ business opportunities for UK Architecture & Design Services Provider *
    Reduced cost per lead by over 6X for Dutch Event Technology Company *
    Reached out to 13,000 target prospects and generated 400 opportunities for Swiss Sports Tech Provider *
    Boosted conversion rate of Ukrainian IT Company by 53.6% *
    Increased US Software Development Company's annually acquired clients by 400% *
    Generated 50+ business opportunities for UK Architecture & Design Services Provider *
    Reduced cost per lead by over 6X for Dutch Event Technology Company *
    Reached out to 13,000 target prospects and generated 400 opportunities for Swiss Sports Tech Provider *
    Boosted conversion rate of Ukrainian IT Company by 53.6% *
    AI Summary
    Max Mykal
    Co-Founder @ Lengreo

    Introduction

    Software architecture plays a crucial role in the success of any digital product. In the UK, numerous firms specialize in crafting robust, scalable, and future-ready software systems. This article highlights some of the top software architecture design companies in the UK, their core services, and what sets them apart in today’s fast-evolving tech landscape.

    1. LenGreo

    1. LenGreo

    We support businesses by combining digital marketing and front-end development to help improve their online presence and lead generation efforts. As part of our website development services, we work on building clean, responsive, and functional front-end interfaces that align with the marketing strategy. We focus on usability and performance while making sure the site structure supports search and content visibility.

    In our projects, we often take an active role in planning and implementing solutions as part of our clients’ teams. We offer flexible communication options, including in-person meetings in Central Europe and the UK, to improve collaboration. Our work is focused on clear outcomes such as increased visibility, qualified lead generation, and a better user experience across web platforms.

     

    Key Highlights:

    • Combine front-end development with marketing strategy
    • Support responsive and SEO-ready website builds
    • Join client teams directly during project execution
    • Offer in-person meetings in Central Europe
    • Prioritise practical communication and clarity in delivery

     

    Services:

    • Website front-end development
    • SEO and on-site optimisation
    • Social media and content marketing
    • Digital marketing strategy and consulting
    • Lead generation and appointment setting
    • Paid advertising and demand generation

     

    Contact and Social Media Information:

    Our cases
    SEO for BIM & VDC Services Provider
    SEO for BIM & VDC Services Provider
    PPC For Adult Content Platform
    PPC For Adult Content Platform
    Biological Age Blood Testing Kit
    Biological Age Blood Testing Kit
    2. Made Tech

    2. Made Tech

    Made Tech focuses on helping public sector organisations design, build, and manage digital products and cloud services. They aim to deliver secure and user-focused solutions that replace legacy systems and improve how services are experienced by users. Their approach is centered around improving society through technology by aligning development work with the needs of both clients and end users.

    Their work places emphasis on transparency, user-centric thinking, and continuous improvement. Rather than prioritising specific technologies, they focus on the outcomes of their projects and the positive changes they can bring to people’s lives. Made Tech promotes modern software practices and actively supports the reduction of technical debt within large systems.

     

    Key Highlights:

    • Focus on public sector digital transformation
    • Emphasis on user-centred and data-driven design
    • Supports replacement of legacy systems
    • Prioritises transparency and social impact

     

    Services:

    • Front-end and back-end software development
    • Cloud engineering and support
    • Digital transformation consulting
    • Legacy system replacement
    • Agile delivery coaching

     

    Contact Information:

    • Website: www.madetech.com
    • LinkedIn: www.linkedin.com/company/madetech
    • Address: FORA, 35-41 Folgate Street, London, E1 6BX
    • Phone: +44 (0)203 397 7846

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      3. Cyber-Duck

      3. Cyber-Duck

      Cyber-Duck offers design and technology services with a focus on inclusivity and accessibility. Their work spans from early-stage strategy and research through to delivery and support of digital platforms. They follow a human-centred design process and hold ISO certifications that support quality and security in their projects.

      They collaborate with clients across various industries, aiming to deliver services that are easy to use and meet specific user needs. Their approach connects design, content, and technology to create digital products that work well for all users, with accessibility and long-term value as priorities.

       

      Key Highlights:

      • Human-centred and inclusive design process
      • ISO-certified for quality and security
      • Works across public and private sectors
      • Emphasis on accessibility and usability

       

      Services:

      • Front-end and UI development
      • UX and service design
      • Digital transformation strategy
      • CMS and platform integration
      • Accessibility audits and implementation

       

      Contact Information:

      • Website: www.cyber-duck.co.uk
      • Email: hello@cyber-duck.co.uk
      • Facebook: www.facebook.com/cyberducklondon
      • Twitter: x.com/Cyberduck_uk
      • LinkedIn: www.linkedin.com/company/cyber-duck
      • Instagram: www.instagram.com/cyberduckuk
      • Address: Kensington Village West Kensington London W14 8TS, United Kingdom
      • Phone: +44 (0) 207 602 6000
      4. Endava

      4. Endava

      Endava provides software engineering and digital transformation services across global markets. Their teams work with organisations to deliver technical solutions tailored to changing business needs. The company promotes collaboration and flexibility as part of its working culture and development process.

      With teams based in multiple countries, they combine local presence with distributed delivery capabilities. Endava supports a range of industries and builds systems that aim to be adaptable and easy to maintain. Their approach is grounded in creating stable software products with a focus on client requirements and long-term usability.

       

      Key Highlights:

      • International delivery capability
      • Focus on adaptability and collaboration
      • Works across multiple industries
      • Offers end-to-end software engineering services

       

      Services:

      • Front-end and full-stack development
      • Digital product design and delivery
      • Platform modernisation
      • Cloud migration and management
      • Agile and DevOps consulting

       

      Contact Information:

      • Website: www.endava.com
      • Facebook: www.facebook.com/endava
      • LinkedIn: www.linkedin.com/company/endava
      • Instagram: www.instagram.com/endava
      • Address: 125 Old Broad Street, London, EC2N 1AR, UK
      • Phone: +44 20 7367 1000
      5. Thoughtworks

      5. Thoughtworks

      Thoughtworks is a technology consultancy that provides software development and design services to businesses worldwide. They place a strong emphasis on combining engineering practices with design thinking, often integrating AI throughout their development processes. Their teams work closely with clients to support the transition toward modern, scalable digital solutions.

      The company focuses on collaboration and continuous improvement, encouraging teams to refine practices and adopt technologies that enhance system performance and adaptability. Their work includes a wide range of technical services, with front-end development forming a core part of their approach to building user-facing products.

       

      Key Highlights:

      • Focus on engineering excellence and continuous improvement
      • Integrates AI across development workflows
      • Works with clients on long-term technology transformation
      • Global delivery model with local presence

       

      Services:

      • Front-end application development
      • UI/UX design integration
      • Software architecture consulting
      • AI-enabled software engineering
      • Platform and system modernisation

       

      Contact Information:

      • Website: www.thoughtworks.com
      • E-mail: contact-uk@thoughtworks.com
      • Facebook: www.facebook.com/Thoughtworks
      • Twitter: x.com/thoughtworks
      • LinkedIn: www.linkedin.com/company/thoughtworks
      • Instagram: www.instagram.com/thoughtworks
      • Address: Endeavour House, 3rd Floor 179-199 Shaftesbury Avenue London, England, WC2H 8JR
      • Phone: +44 (0)20 8164 0829
      6. Accenture

      6. Accenture

      Accenture offers consulting and development services across multiple industries, focusing on digital transformation and technology integration. Their teams help clients align business goals with digital strategies, using design, data, and software engineering as part of the delivery process. Front-end development is included as part of their wider software solutions offering.

      They operate with an emphasis on collaboration and sustainability, supporting clients in building systems that meet both technical and organisational requirements. Their work spans areas like cloud adoption, system modernisation, and application development, with a broad focus on long-term scalability and performance.

       

      Key Highlights:

      • Covers a wide range of sectors and industries
      • Emphasises integration of tech and business goals
      • Delivers design and development as part of wider consulting
      • Supports sustainability and responsible innovation

       

      Services:

      • Front-end and full-stack development
      • Enterprise software delivery
      • Application modernisation
      • Cloud transformation
      • Digital product design and implementation

       

      Contact Information:

      • Website: www.accenture.com
      • Address: Runway East Temple Meads, 101 Victoria Street, Bristol, Bristol City, United Kingdom, BS1 6PU
      • Phone: +44 117 287 2344
      7. BJSS

      7. BJSS

      BJSS is a technology consultancy that provides software delivery and engineering services to public and private sector clients. They focus on building complex digital systems that support large-scale operations and user interactions. Front-end development is part of their broader approach to delivering complete technical solutions.

      Their teams work on modernisation projects and build new systems using industry-standard tools and frameworks. They prioritise delivery quality, maintain long-term relationships with clients, and focus on creating maintainable and efficient software systems.

       

      Key Highlights:

      • Delivers software for both public and private sectors
      • Focuses on large-scale and complex systems
      • Emphasises team collaboration and delivery quality
      • Works on long-term and modernisation projects

       

      Services:

      • Front-end web and application development
      • Software engineering and architecture
      • Agile and DevOps consulting
      • Legacy system replacement
      • Cloud-native solution delivery

       

      Contact Information:

      • Website: www.bjss.com
      • E-mail: info@bjss.com
      • Address: 1 Whitehall Quay Leeds LS1 4HR
      • Phone: +44 113 297 9797
      8. Softwire

      8. Softwire

      Softwire is a UK-based software consultancy that works with public and private sector organisations on a range of digital development projects. They deliver custom software solutions and support services, often combining technical development with design and project consulting. Their approach to front-end development is integrated into broader software delivery, supporting clients in building systems that are maintainable and user-focused.

      Their teams are structured to promote collaboration and clear communication, with a focus on problem-solving and technical quality. Front-end projects at Softwire are designed to align closely with user needs and interface performance. They apply standard tools and practices to deliver interfaces that work reliably within complex systems.

       

      Key Highlights:

      • Works with clients across public and private sectors
      • Combines engineering and design capabilities
      • Focuses on clear communication and delivery consistency
      • Emphasises maintainable, user-centred interfaces

       

      Services:

      • Front-end and full-stack software development
      • Software consulting and architecture
      • UX and UI design
      • System integration and legacy upgrades
      • Application support and maintenance

       

      Contact Information:

      • Website: www.softwire.com
      • E-mail: info@softwire.com
      • Facebook: www.facebook.com/softwire
      • LinkedIn: www.linkedin.com/company/softwire
      • Instagram: www.instagram.com/softwireuk
      • Address: 315 Highgate Studios 53-79 Highgate Road London NW5 1TL
      • Phone: +44(0)207 485 7500
      9. Capgemini

      9. Capgemini

      Capgemini is a global consultancy offering technology and engineering services to businesses in various industries. Their teams support digital transformation through a combination of software development, design, and infrastructure services. Front-end development is included as part of broader systems engineering and is aligned with business goals and operational needs.

      They deliver solutions across a range of digital platforms and often work on large-scale transformation projects. Their front-end work is typically connected to enterprise platforms, customer portals, and integrated applications. Capgemini applies standardized methods across teams to support project continuity and system scalability.

       

      Key Highlights:

      • Offers full-range technology consulting services
      • Works across multiple industries and sectors
      • Delivers large-scale and integrated digital systems
      • Focuses on standardisation and scalable development

       

      Services:

      • Front-end development and integration
      • Digital platform engineering
      • Cloud infrastructure and DevOps
      • Application modernisation
      • UX strategy and implementation

       

      Contact Information:

      • Website: www.capgemini.com
      • Facebook: www.facebook.com/CapgeminiUK
      • Instagram: www.instagram.com/capgemini_uk
      • Address: 95 Queen Victoria Street, London, EC4V 4HN
      • Phone: 0330 588 8000
      10. Deloitte Digital

      10. Deloitte Digital

      Deloitte Digital provides technology and design services as part of the broader Deloitte network. They work with organisations to deliver digital products and services that support business transformation. Their front-end development services are integrated into cross-functional project teams that include strategy, design, and engineering roles.

      Their teams focus on building user-facing systems that support long-term business goals. They work across different industries and apply collaborative processes to align user experience design with technical development. Front-end projects at Deloitte Digital typically involve custom development, performance optimisation, and interface consistency across platforms.

       

      Key Highlights:

      • Part of the wider Deloitte consulting network
      • Combines design and development in delivery teams
      • Works across a variety of sectors and applications
      • Focuses on scalable and maintainable user interfaces

       

      Services:

      • Front-end and responsive web development
      • UX and UI design
      • Digital product delivery
      • System integration and architecture
      • Cloud platform development and support

       

      Contact Information:

      • Website: www.deloittedigital.com
      • LinkedIn: www.linkedin.com/company/deloitte-digital
      • Instagram: www.instagram.com/deloittedigitaluk
      • Address: 2 New Street Square London EC4A 3BZ
      • Phone: +44 (0)20 7936 3000
      11. Studio Graphene

      11. Studio Graphene

      Studio Graphene is a UK-based digital product agency that works with businesses to design and build user-focused software solutions. Their work spans from early discovery stages through design and development, often applying AI and emerging technologies to support project goals. They work with a range of organisations including startups and established companies, using a collaborative, iterative process.

      In front-end development, Studio Graphene takes a practical approach that emphasises user experience and interface functionality. Their teams use prototyping and user testing to ensure the design aligns with project needs and can scale effectively. The company integrates front-end development into broader product strategy and delivery.

       

      Key Highlights:

      • Focuses on user-focused digital product development
      • Applies AI and data-driven approaches where applicable
      • Uses an iterative, collaborative workflow
      • Works with clients across industries and project sizes

       

      Services:

      • Front-end development
      • Product discovery and prototyping
      • UI and UX design
      • Software engineering and integration
      • AI and data science solutions

       

      Contact Information:

      • Website: www.studiographene.com
      • E-mail: hello@studiographene.com
      • LinkedIn: uk.linkedin.com/company/studio-graphene
      • Instagram: www.instagram.com/studiographene
      • Address: 32 Blackfriars Road London SE1 8PB
      • Phone: 020 3096 8384
      12. Software Planet Group

      12. Software Planet Group

      Software Planet Group provides software development services with a focus on custom web applications and long-term project support. Their teams assist clients through all stages of the product lifecycle, including concept development, MVP delivery, and legacy system upgrades. They work with businesses of different sizes and industries, offering dedicated teams for ongoing software needs.

      Front-end development at SPG is handled by cross-functional teams that include front-end specialists, designers, and testers. Their work often involves building new user interfaces, enhancing existing ones, and improving performance through refactoring. Their goal is to create reliable, maintainable front-end systems that work across platforms.

       

      Key Highlights:

      • Offers dedicated, cross-functional development teams
      • Works on both new and legacy projects
      • Supports full product lifecycle from idea to delivery
      • Provides modernisation and architecture improvement

       

      Services:

      • Front-end and web application development
      • Product design and MVP creation
      • UX improvements and interface updates
      • Legacy software refactoring
      • Infrastructure and cloud support

       

      Contact Information:

      • Website: softwareplanetgroup.co.uk
      • Email: info@softwareplanetgroup.com
      • Facebook: www.facebook.com/softwareplanetgroup
      • LinkedIn: www.linkedin.com/company/software-planet-group
      • Address: Austen House, Station View, Guildford GU1 4AR
      • Phone: +44 1483 802 423
      13. Geeks Ltd

      13. Geeks Ltd

      Geeks Ltd is a UK technology company that works with businesses to deliver tailored software solutions across a range of domains. They apply structured processes and long-term planning to support clients’ digital goals. Their experience includes software strategy, system design, and technical development, with attention to AI opportunities where relevant.

      In front-end development, Geeks Ltd builds interfaces that align with system requirements and user workflows. Their teams integrate front-end engineering into broader system architecture, using tested frameworks and design practices. Their approach supports consistent performance and adaptability across platforms.

       

      Key Highlights:

      • Offers long-term digital planning and delivery
      • Integrates AI and data solutions into projects
      • Builds systems with scalable front-end interfaces
      • Applies structured frameworks to support delivery

       

      Services:

      • Front-end development and interface design
      • Full-stack software engineering
      • Technology strategy and planning
      • AI opportunity assessment and implementation
      • Systems integration and architecture design

       

      Contact Information:

      • Website: www.geeks.ltd
      • E-mail: hello@geeks.ltd
      • LinkedIn: www.linkedin.com/company/geeks-ltd
      • Instagram: www.instagram.com/geeksltd
      • Address: 6 Sutton Park Rd, Sutton, London, SM1 2GD
      • Phone: 0203 507 0033
      14. Rootquotient

      14. Rootquotient

      Rootquotient is a UK-based technology company that offers full-cycle software development services. Their work covers the entire product lifecycle, from concept and design to development and release. They focus on creating tailored digital solutions for a variety of industries, using a collaborative approach that includes input from clients throughout the process.

      In front-end development, they build interfaces that support usability and performance across different platforms. Their teams apply common frameworks and development practices to ensure that front-end code is maintainable, accessible, and well-integrated with the back end. Their approach combines design thinking with a structured development process to deliver consistent outcomes.

       

      Key Highlights:

      • Full-cycle software development
      • Focus on collaboration and iterative delivery
      • Builds cross-platform user interfaces
      • Combines design and development teams

       

      Services:

      • Front-end development for web and mobile
      • UI/UX design and prototyping
      • Custom software solutions
      • Product lifecycle management
      • Platform integration and support

       

      Contact Information:

      • Website: www.rootquotient.com
      • E-mail: hello@rootquotient.com
      • Twitter: x.com/rootquotient
      • LinkedIn: www.linkedin.com/company/rootquotient
      • Instagram: www.instagram.com/rootquotient
      • Address: 2nd Floor 30 Churchill Place Canary Wharf London E14 5RE
      • Phone: +44 20 8145 0300
      15. Agilisys

      15. Agilisys

      Agilisys provides software and digital services to public sector organisations in the UK. Their work is focused on supporting local councils and other government bodies by delivering tools and services that meet the operational and compliance needs of public-facing institutions. Their experience includes areas such as education, social care, and digital infrastructure.

      In terms of front-end development, Agilisys designs interfaces that are used by both internal staff and the general public. Their solutions often include web portals, service dashboards, and forms designed with accessibility and usability in mind. They apply structured frameworks and work within sector requirements to ensure reliability and user acceptance.

       

      Key Highlights:

      • Works with UK public sector organisations
      • Develops front-end systems for internal and public use
      • Focuses on accessibility and compliance
      • Delivers full digital transformation services

       

      Services:

      • Front-end development for public sector applications
      • Web portal and dashboard design
      • Strategic consulting and managed IT services
      • AI-powered software tools
      • Cloud infrastructure and automation

       

      Contact Information:

      • Website: www.agilisys.co.uk
      • E-mail: info@agilisys.co.uk
      • LinkedIn: www.linkedin.com/company/agilisys
      • Address: Scale Space, 2nd floor, Imperial College White City Campus, Scale, 58 Wood Ln, London W12 7RZ, UK
      • Phone: +44 845 450 1131

      Conclusion

      The software architecture design landscape in the UK includes a wide range of companies that deliver practical solutions across various industries. While their focus areas and approaches may differ, many of these organisations provide strong capabilities in front-end development, system design, and full-cycle product support. From working with startups to serving public sector clients, these companies help plan and build digital systems that meet functional and user experience needs.

      Choosing a software architecture design partner often comes down to the specifics of the project. Some companies specialise in custom development with close client collaboration, while others bring deep sector knowledge and established delivery processes. Overall, the UK market offers solid options for businesses looking to develop modern, scalable, and well-structured digital products.

      AI Summary