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Country: United Kingdom
City: London
Industry: Non-profit

Best Custom Software Development Companies for Nonprofits in London

    Featured Providers

    What are Featured Providers?
  • Simform

    Simform

    Digital Product Engineering and Talent Solutions

    $25,000+
    $25 - $49 / hr
    1,000 - 9,999
    Orlando, FL
    Service Focus

    "Everyone is highly experienced and easy to work with."

    • Chief Technology Officer, Medical Device Company
  • Vention

    Vention

    Elevate business: custom solutions, built to scale

    $25,000+
    $50 - $99 / hr
    1,000 - 9,999
    New York, NY
    Service Focus

    As a software development company with 20+ years in the field, Vention provides innovative services to startups and large enterprises. We tackle projects of any complexity and size, delivering…

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  • INOXOFT

    INOXOFT

    Custom Web Application Development Company

    $25,000+
    $25 - $49 / hr
    50 - 249
    Philadelphia, PA
    Service Focus

    "The most impressive was their devotion to making sure our needs were met."

    • CTO, Private Market Investing Platform
  • 3 SIDED CUBE

    3 SIDED CUBE

    Technology For Good - Global App Developer

    $50,000+
    $100 - $149 / hr
    50 - 249
    London, United Kingdom
    Service Focus

    "3 SIDED CUBE was a pleasure to work with — they worked fast, fluidly, and iteratively."

    • Executive Director, Earth HQ
  • Steadfast Collective

    Steadfast Collective

    Building web applications used by millions.

    $50,000+
    $100 - $149 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    “Steadfast Collective’s communication is their most impressive skill; it made the development process painless.”

    • Operations Director, CRiS & VIN CHIP™
  • Featured Providers

    What are Featured Providers?
  • datarockets

    datarockets

    We develop world-class products so you can grow

    $25,000+
    $50 - $99 / hr
    10 - 49
    Toronto, Canada
    Service Focus

    “Their team is probably the best I’ve seen in outsourcing agencies.”

    • Senior Product Manager, Alternative Data Research Firm
  • The Codest

    The Codest

    Your Digital Transformation Technology Partner

    $10,000+
    $50 - $99 / hr
    50 - 249
    Kraków, Poland
    Service Focus

    "We appreciate their excellent communication and service."

    • CTO, Passbase
  • Phaedra Solutions

    Phaedra Solutions

    ⭐️⭐️⭐️⭐️⭐️ | Top-Rated by Verified Clients

    $10,000+
    $25 - $49 / hr
    50 - 249
    Pittsburgh, PA
    Service Focus

    "Reliability is the impression I get from their work."

    • Director, The Dev Room
  • thoughtbot

    thoughtbot

    Let's make your product and team a success.

    $10,000+
    $150 - $199 / hr
    50 - 249
    London, United Kingdom
    Service Focus

    "The most impactful is thoughtbot's processes, collaboration, and guidance around product development."

    • VP, Healthcare Company
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  • Bit Zesty

    Bit Zesty

    UK, Ruby on Rails, JavaScript, ReactNative experts

    $25,000+
    $150 - $199 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    "They didn't hesitate to challenge our thinking, deconstruct ideas, and propose solutions we may have overlooked."

    • Senior Digital Officer, Human Rights Charity
  • Digis

    Digis

    Certified Experts, Patented Excellence

    $5,000+
    $25 - $49 / hr
    50 - 249
    London, United Kingdom
    Service Focus

    "I pushed them hard, and they responded with incredible work ethic, quality, and delivery."

    • Former CTO, Connectbase
  • Arch

    Arch

    Award Winning Website & App agency based in the UK

    $50,000+
    $100 - $149 / hr
    2 - 9
    London, United Kingdom
    Service Focus

    "The initial response has been great."

    • Head of Digital, Coeliac UK
  • Yalla

    Yalla

    Creating a fairer world through technology

    $25,000+
    $50 - $99 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    "I was most impressed by their commitment to completing an online tool in a limited time to the high standard expected."

    • Mktg & Comms Officer, Kidney Patient Support Charity
  • Influential Software

    Influential Software

    Software Development From Top 1% Microsoft Partner

    $10,000+
    $100 - $149 / hr
    50 - 249
    London, United Kingdom
    Service Focus

    "We were very impressed with Influential for the positive meetings and collaboration between our two companies."

    • Head of Projects, Compassion UK
  • Hex Digital

    Hex Digital

    We transform digital experiences.

    $25,000+
    $100 - $149 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    "They were knowledgeable, passionate, and went above and beyond, especially when hit with a curve ball."

    • Digital Marketing Consultant, Pembroke Real Estate
  • Plug & Play

    Plug & Play

    UX and UI Agency London

    $5,000+
    $100 - $149 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    “Our internal team was impressed by the quality of their work. It was a really positive experience.”

    • Senior Digital Product Manager, WWF
  • Trembit

    Trembit

    Video Streaming Platforms | WebRTC

    $10,000+
    $50 - $99 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    "They quickly addressed any difficulties or changes that arose."

    • Founder, Eska Finance
  • Wise Vision

    Wise Vision

    Node.js, MongoDB, Angular, React, Python, Django

    $10,000+
    $25 - $49 / hr
    10 - 49
    London , United Kingdom
    Service Focus

    "The services they offered were the most impressive."

    • Digital Marketing Manager, Red Jumpers
  • Applifting

    Applifting

    Digital Product and Tech. Innovation Specialists

    $25,000+
    $150 - $199 / hr
    50 - 249
    London, United Kingdom
    Service Focus

    "They had a great individual approach, great focus, and energy."

    • CEO, Manyways
  • GAIN LINE

    GAIN LINE

    Not Your Ordinary Business Consultancy

    $5,000+
    $50 - $99 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    "The thoroughness and professionalism of GAIN LINE were second to none."

    • Head of Quality Engineering, Indiespring Ltd
  • Telescopic

    Telescopic

    Award winning digital transformation experts.

    $5,000+
    $100 - $149 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    "Their approach has made us feel confident in their technical expertise, and the end solution has met our expectations."

    • Head of Impact & Digital Delivery, Children's Nonprofit
  • Wirebox Ltd

    Wirebox Ltd

    Bespoke Development Solutions

    $10,000+
    $50 - $99 / hr
    10 - 49
    Watford, United Kingdom
    Service Focus

    "Wirebox Ltd is very patient with us; they do their best to explain a ticket so we can understand what's possible."

    • Web Dev & Sales Support Mngr, Mattress & Furniture Retailer
  • Devbox Technologies

    Devbox Technologies

    Ruby on Rails, .Net, Javascript, Node.js, ReactJS

    $10,000+
    $25 - $49 / hr
    50 - 249
    London, United Kingdom
    Service Focus

    "Ultimately, we succeeded."

    • CEO & CTO, Software Company
  • Information EXP

    Information EXP

    Intranets, Document Management and Collaboration

    $5,000+
    $100 - $149 / hr
    2 - 9
    Fetcham, United Kingdom
    Service Focus

    "They guided our client through what was and wasn't suitable for them, even if that meant missing out on business." "

    • Founder & CEO, Techbeit
  • $10,000+
    $50 - $99 / hr
    2 - 9
    London, United Kingdom
    Service Focus

    "When they set the site up, we saw a massive increase in sales."

    • Director, Balham Beds
  • YJCollective

    YJCollective

    User-driven design and technology savvy collective

    $10,000+
    $50 - $99 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    "Their flexibility to help with a wide range of tasks and uncover unique solutions has been essential for us."

    • Executive, ESAI
  • Schnell Solutions Limited

    Schnell Solutions Limited

    Software Development Company - Web & Mobile Apps

    $10,000+
    $50 - $99 / hr
    50 - 249
    London, United Kingdom
    Service Focus

    “Their customer service is brilliant, and they have excellent attention to detail as well.”

    • Commercial Director, Complete P.E.
  • Nama Tech

    Nama Tech

    Your Digital Solutions Partner

    $10,000+
    $50 - $99 / hr
    2 - 9
    London, United Kingdom
    Service Focus

    "Nama managed our project extremely well."

    • Business Development Manager, One Click Cars
  • Totally.Tech

    Totally.Tech

    We don’t rest until we get it right!

    $25,000+
    $100 - $149 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    We develop bespoke solutions that deliver value and optimise business performance. We’re not like every other software agency you’ve come across; we take the time to really understand your needs and…

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  • $1,000+
    < $25 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    “CoExLogica is amazing, and they work very hard. I’m happy with what they’ve done.”

    • Founder & Design Director, Limeapple
  • Blue Horn Technologies

    Blue Horn Technologies

    Web and Mobile App Development Company in UK

    $10,000+
    $25 - $49 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    We are one of the leading full-stack web and mobile app development services companies in London with offices worldwide. Our developers deliver projects on time, on budget, and meet all requirements…

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  • Box UK

    Box UK

    Global experts in enterprise software development.

    $25,000+
    $150 - $199 / hr
    50 - 249
    London, United Kingdom
    Service Focus

    "They are truly invested at every level in the success that their clients have in achieving and exceeding goals."

    • Digital Product Manager, IoT Hardware Retailer
  • KosmosKod

    KosmosKod

    App Development Studio

    $10,000+
    $50 - $99 / hr
    2 - 9
    London, United Kingdom
    Service Focus

    "Overall, we describe their project management as highly professional and customer-focused."

    • CEO, Rosa Venti
  • Atchai : Data Science and Applied AI

    Atchai : Data Science and Applied AI

    Data science and AI product development

    $50,000+
    $100 - $149 / hr
    2 - 9
    London, United Kingdom
    Service Focus

    Established in 2010, Atchai is an award-winning data science company based in London (UK) specialising in data science, machine learning, natural language processing, and conversational AI.

    We…

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  • White October

    White October

    Put your ideas in people's hands

    $25,000+
    $50 - $99 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    White October is a digital product consultancy. We work with brilliant client teams around the world to create real world gains from digital innovations.

    We collaborate with our…

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  • Aliza Solutions LTD

    Aliza Solutions LTD

    Award Winning Website Design Company

    $250,000+
    $100 - $149 / hr
    10 - 49
    Wembley, United Kingdom
    Service Focus

    Strategic, Creative & Full Resource Design Agency. We can Satisfy your designing needs with attractive and affordable service.

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  • InFact Digital Co-operative

    InFact Digital Co-operative

    Technology in service of humans and nature

    $5,000+
    $100 - $149 / hr
    2 - 9
    London, United Kingdom
    Service Focus

    We are InFact Digital Co-op, a small digital and creative agency with a razor-sharp focus: to work with companies, both non-profits and businesses, to provide digital answers to their organisational…

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  • Alliants

    Alliants

    Digital Innovation Agency

    $10,000+
    $100 - $149 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    Alliants is an innovative technology consultancy and software development company specializing in web applications development and optimization. We work with some of the largest and most innovative…

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  • Different Projects Ltd.

    Different Projects Ltd.

    Useful digital products to improve people's lives

    $1,000+
    $150 - $199 / hr
    2 - 9
    London, United Kingdom
    Service Focus

    We collaborate with product teams at both large enterprises and early-stage startups using a blend of lean startup, lean UX, agile and Design Thinking tools and techniques unique to your problem or…

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  • Thought Quarter

    Thought Quarter

    Progress with purpose

    $10,000+
    $100 - $149 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    We discover, we do, we improve. By unearthing the real problems and fixing them in different, clever and elegant ways, we activate the change and growth a business needs - served by the technology,…

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  • Mythic Software

    Mythic Software

    Creators of Clockwork CRM & bespoke software!

    Undisclosed
    Undisclosed
    2 - 9
    London, United Kingdom
    Service Focus

    Passionate software developers who created & maintain Clockwork CRM and legendary custom bespoke software.

    Clockwork CRM
    Clockwork CRM is customer relationship management software used to…

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  • Overthrow Digital

    Overthrow Digital

    Innovate, Transform, Disrupt

    $5,000+
    $100 - $149 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    Trusted digital partner - Delivering full-stack, full-service excellence across website, e-commerce, App’s, and SaaS development. A trusted innovation partner with years of experience…

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  • Oscore Ltd

    Oscore Ltd

    Outstanding Solutions in .NET Core

    $1,000+
    $50 - $99 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    At Oscore we understand that every engagement is different. The nature of the deliverables, the scale and complexity, the technologies, the business domain, all can vary widely. We aim to understand…

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  • Applied Works

    Applied Works

    Design Studio

    $50,000+
    $200 - $300 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    We’re a design team of thinkers, makers, and technologists motivated to create digital tools and products that drive positive change. We’re experts at combining user-centred design, data…

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  • Changepond Technologies Private Limited

    Changepond Technologies Private Limited

    Right sized company delivering lasting solutions

    $25,000+
    $25 - $49 / hr
    250 - 999
    Harrow, United Kingdom
    Service Focus

    Changepond is a leading global company offering digital IT solutions and services in the areas of Enterprise Bespoke application development, Cloud and DevOps, Quality Assurance, Intelligent…

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  • Averox Solutions Limited.

    Averox Solutions Limited.

    Customized Software Solutions

    $1,000+
    $150 - $199 / hr
    10 - 49
    London, United Kingdom
    Service Focus

     

    Averox has served many of the world’s major telecom brands in OSS/BSS, IT backend, TI/BTS rollouts, and SaaS in business management and social media solutions.

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  • Exactpro

    Exactpro

    Build Software to Test Software.

    Undisclosed
    Undisclosed
    250 - 999
    London, United Kingdom
    Service Focus

    Exactpro specialises in software testing services and related software development with focus on test automation for securities data distribution, trading systems, risk management, market…

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  • Software Outsourcing Services (SOS) Ltd

    Software Outsourcing Services (SOS) Ltd

    An international team of technology enthusiasts

    $25,000+
    $50 - $99 / hr
    10 - 49
    Maidenhead, United Kingdom
    Service Focus

    “We were impressed by how quickly they began producing results.”

    • VP of Cloud Development, Computer Software Company
  • Japeto

    Japeto

    Delivering Great Software

    $1,000+
    $100 - $149 / hr
    2 - 9
    Harlow, United Kingdom
    Service Focus

    "Their cultural and political sensitivity was excellent."

    • CEO, Spectra
  • One Beyond

    One Beyond

    Award Winning Bespoke Software Development

    $50,000+
    $50 - $99 / hr
    250 - 999
    Farnborough, United Kingdom
    Service Focus

    "There has been no fluff to it. One Beyond (formerly DCSL GuideSmiths) is open and straightforward about what we need…"

    • Software Engineering Manager, Global Coffee Company
  • Argo DevOps Solutions Ltd

    Argo DevOps Solutions Ltd

    We specialise in developing powerful solutions.

    Undisclosed
    Undisclosed
    10 - 49
    London, United Kingdom
    Service Focus

    Argo DevOps Solutions Ltd is an established UK based technology company. We specialise in developing powerful, secure, scalable, and sustainable technical solutions.Our diverse set of skills,…

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  • AND Digital

    AND Digital

    Close the world’s digital skills gap.

    Undisclosed
    Undisclosed
    1,000 - 9,999
    London, United Kingdom
    Service Focus

    Build better digital products AND your own capabilities.Developing software together, we can close the digital skills gap and accelerate your digital ambitions.We’re on a mission to close the world’s…

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  • Transparity

    Transparity

    transformation - partnership - clarity

    $10,000+
    $100 - $149 / hr
    250 - 999
    Winnersh, United Kingdom
    Service Focus

    ''We’re delighted with the way they work.''

    • Managing Director, The Care Database
  • Filament AI

    Filament AI

    The AI Consultancy

    $5,000+
    $150 - $199 / hr
    10 - 49
    London, United Kingdom
    Service Focus

    Founded in 2016, Filament are a team of highly skilled Data Scientists, Machine Learning Engineers, Software Developers and Project Managers. We have offices in Canada and the UK, serving clients…

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  • TPXimpact Ltd

    TPXimpact Ltd

    People-powered Transformation

    Undisclosed
    Undisclosed
    250 - 999
    London, United Kingdom
    Service Focus

    We believe in a world enriched by people-powered digital transformation. Working together in close collaboration, we want to help you reimagine organisations, services and experiences to accelerate…

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  • $10,000+
    $100 - $149 / hr
    2 - 9
    Crawley, United Kingdom
    Service Focus

    "They double- and triple-check to make sure everything is correct and working properly."

    • Marketing Director, Leather Bag Brand

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