Development & DevOps
CI/CD, IaC, containers and developer toolchains
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Blue Squirrel Software Ltd
Blue Squirrel Software is a Worcester-based software consultancy building custom systems for established businesses that have outgrown off-the-shelf tools. It develops web applications, websites, mobile apps and bespoke CRM/ERP management systems, and provides API development and integration to connect data between existing platforms. The company also offers independent consultancy on software decisions, advising on options and trade-offs before clients commit to a solution.
Bluelinemedia Ltd
Bluelinemedia is a bespoke web development agency in Cheltenham, Gloucestershire, trading since 2001. It builds custom business software that automates repetitive tasks, replaces spreadsheets or legacy systems, and designs brochure sites, ecommerce shops and CMS-driven websites. Ongoing services include web hosting, domains and support for existing sites. Projects typically start at £4,000 plus VAT for websites and £10,000 plus VAT for custom software.
BrightLocal
Local SEO platform for agencies and brands managing citations, reviews and local search performance.
Brightwell Consulting Ltd
Brightwell Consulting Ltd is a Northamptonshire-based software company building bespoke applications for businesses of any size. It manages the full development life-cycle, from mapping business requirements and functional design through prototyping, development, testing and deployment, followed by ongoing application support. The firm also offers IT consultancy on deployment strategy and technical requirements, and integrates disparate existing systems with new office or work-group applications.
Broadgate Infonet Ltd
Broadgate Infonet is a Croydon-based software development and consulting company trading since 1999. It builds ERP, PMS and BI solutions using Oracle, SAP, Microsoft, Qlik and Power BI, develops PHP and .NET web applications, ecommerce sites and iOS, Android and hybrid mobile apps, and provides managed services covering server, storage and infrastructure management, helpdesk, DR and backup. It also offers e-learning production plus IT staffing and outsourcing.
Bugsnag
Application stability monitoring platform with mobile crash reporting and stability scores per release.
ByteCorp Technologies
ByteCorp Technologies is a Cambridge-based product engineering company working with enterprises. It designs, builds and scales AI systems, SaaS platforms and custom software, combining applied machine learning and data engineering with UX design, web and mobile app development, DevOps and cloud infrastructure, plus security services including GRC and threat monitoring. Engagements follow a discovery, design, build and scale process, with over 155 projects built and deployed.
Bytes Ahead Ltd.
Bytes Ahead is a Bournemouth-based software development company, established in 2007, specialising in bespoke desktop, web, and API development. It builds database solutions that automate manual processes, connects existing web applications, and delivers large-scale multi-user platforms across Windows, Mac OS X, Linux, AWS, and Azure. Services include analysing and enhancing existing software, integrating third-party APIs such as Google Maps, and consultancy covering requirements analysis and technology selection.
CSI Media
Crewe-based web and software development agency established in 1998, now employing over 30 people. It builds custom websites on Contentful, Shopify, Sitecore and Umbraco, plus bespoke business applications, booking systems, web portals, iOS and Android apps, and travel technology. Having delivered solutions for more than 200 companies across the UK, its clients include Priory, Cargiant and the Commonwealth Parliamentary Association.
CUSR
CUSR is a Bangor-based web design and digital services company working with businesses across Northern Ireland. It builds responsive websites, e-commerce and CMS platforms, hosts sites, develops native and cross-platform mobile and desktop apps, provides technical SEO, and creates bespoke enterprise applications and internal tools. The company also integrates client systems with payment, accounting, booking and marketing platforms. Pricing is published per service, from landing pages to monthly retainers.
CWS Agency
CWS Agency is a web development agency based in Loughborough, Leicestershire, specialising in Laravel development and ongoing support for charities, SMEs and operational teams across the UK. The agency builds custom software, database-driven websites and bespoke web applications designed to streamline operations, alongside marketing and ecommerce work. Recent projects include a nationwide biomass boiler monitoring application for Myriad and rebranding plus website work for the charity Baca.
Cadence Design Systems
Cadence Design Systems provides electronic design automation (EDA) software, hardware and IP for semiconductor and systems engineering. The product portfolio covers AI-assisted chip design, 3D-IC, advanced node processes, RF/microwave, cloud-based design, computational fluid dynamics and molecular simulation. Cadence's agentic AI platform supports level-5 autonomous chip-to-board design workflows through its AuraStack AI Super Agent. Industry sectors served include 5G communications, aerospace and defence, automotive and hyperscale computing. Cadence and NVIDIA have announced collaboration on agentic AI, physical AI and AI factory digital twins.
Cambron Software Limited
Cambron Software is a software development company based in East Kilbride, Scotland. It builds bespoke desktop and mobile software, specialising in Windows .NET and iOS, develops cloud-based management systems, and delivers websites ranging from small charity sites to e-commerce with payment integration. Its own products include Power Music, a sheet music app suite, and Plan2gether, a church rota tool. It also integrates cloud systems with existing desktop software and websites.
Cardiff App Developers
Cardiff App Developers is a Cardiff-based technology company with over a decade of experience designing and building bespoke software for startups, SMEs and enterprises. It delivers custom web platforms, CMS systems and cloud-based solutions, native and cross-platform apps for iOS and Android, and AI integrations built around each business's needs. Its portfolio includes work for JP Logistics, Right Property, BAROD and Find My Poultry.
Castlegate IT
Castlegate IT is a web design and development company based in York, building bespoke websites for organisations across sectors including manufacturing, charities, academic research networks, property and construction, and ecommerce. Work ranges from product catalogues and online shops to members-only portals and content management systems. Projects have included the Humber Bridge website, integrating toll payments with real-time traffic and weather data. Also offers logo design and brand identity.
CentralApps Limited
CentralApps Limited is a Gateshead-based software consultancy providing bespoke web development, mobile application services and systems integration. They build web applications, CRM systems, online payment platforms and APIs for mobile apps, alongside application maintenance, support and technical consultancy covering due diligence, process setup and project management. Led by an experienced software CTO, they work iteratively in sprints with continuous integration, deploying code to testing servers for client feedback throughout each project.
Charm Consulting Ltd
Charm Consulting Ltd is a Blackpool-based software consultancy founded in 2012 by Tim Abell, focussing on custom software delivery for public and private sector clients. It builds new systems from scratch, replaces legacy systems, rescues failing projects and carries out technology upgrades such as Classic ASP migrations. Consulting work covers DevOps and agile adoption, platform selection, independent system reviews and hiring support, using ASP.NET Core, Azure, SQL Server and Cosmos DB.
Chittak Consulting
Chittak Ltd is a Bournemouth-based web application and database development company. It builds bespoke web systems, extends legacy software to integrate with new APIs, and designs scalable custom databases planned around future growth. Services also include design and SEO. The company assesses existing systems for security, compliance and documentation before undertaking development work.
Clarity Software Solutions Limited
Clarity Software Solutions is an independent software development consultancy based in Swindon in the Thames Valley. It builds business applications using Java and the Spring framework, alongside modern front-end technologies such as Angular and ES6. Work spans traditional MVC web applications and REST API projects, with testing practices including TDD and BDD. Past clients include Nominet, The AA and the National Trust.
Cliency
Cliency is a Woking-based Shopify development studio building custom themes, apps and API integrations for e-commerce brands. Work includes bespoke Liquid themes, ERP and booking system integrations, performance optimisation and ongoing support. Case studies cite Hawaii Tee Times, Bramley & White and Agtech Inc, with reported outcomes including faster load times and increased bookings across more than 20 e-commerce clients.
Cliser IT Solutions Limited
Cliser IT Solutions is a Basingstoke software services company that develops customised information systems aligned to clients' business objectives and processes. Its services cover application development, n-tier web-based solutions, and implementing mobile apps in business settings, alongside quality engineering, data engineering with DBA support, and emerging technologies. It works with platforms including Pega, Oracle, Temenos, Java and .Net.
Clock Limited
Clock is a UK software development company, independent since 1997, that designs and builds custom digital platforms, websites and apps incorporating AI. Its work spans solution design, full stack engineering, AI implementation, hardware development and ongoing hosting and support. Clients include gaming franchises, publishers, travel and retail brands, creators and automotive firms, with projects covering player engagement, membership and loyalty schemes, subscription platforms and digital transformation.
Clockwise Software LP
Clockwise Software is a software development outsourcing company offering digital product development, web and mobile development, AI-assisted software development and dedicated development teams. It works across SaaS products, ERP systems, online marketplaces and data visualisation, serving sectors including logistics, real estate, healthcare and marketing technology. Clients referenced on the site include Eventbrite, Geocaching and BackupLABS.
Clockwork Bear
Clockwork Bear is a Swansea-based software development company specialising in highly scalable bespoke online software and mobile app development. It builds and runs large online systems handling thousands of users, with work including the Thrill Me horror content discovery service, a conveyancing platform for Hoowla, infographics for Focus Management Consultants, and a website for Swansea Carers Centre. Services cover UI/UX design, custom web design, MVP creation, CMS builds and ongoing support.
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