Top IoT App Development Companies in UK

Developing a seamless IoT application requires expertise. Our team have listed top IoT app development companies in UK create feature-rich, secure applications that enhance device communication and data insights. With experienced IoT app developers in UK, businesses can unlock real-time automation, smart device control, and optimized performance.
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5.0 out of 5, based on 43 real reviews.
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Explore Reviewed IoT App Development Companies in UK — Find Skilled IoT App Developers for Your Project

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57 Companies

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1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
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Expertise Distribution (%)
  • 12% Internet of Things

  • 51% IT Services

  • 25% Software Development

  • 12% Web Design

Deep Intelligence. Deliberate Innovation.

SeerBI, now operating under the Seer brand, is a Middlesbrough-based big data and artificial intelligence development company delivering custom software, business intelligence, and machine learning solutions for complex industries. Founded in 2021, the firm specialises in big data consulting and systems integration, helping maritime, logistics, and engineering organisations harness data through custom-built analytics platforms rather than off-the-shelf tools. SeerBI's proprietary products include Rune, an AI-powered data analysis platform that automates data extraction and reporting, and Flytta, a customs automation tool for physical trade processes. The company's engineering team combines deep technical expertise in AI, machine learning, and big data engineering with hands-on experience solving industry-specific challenges, backed by partnerships with Innovate UK, Digital Catapult, NVIDIA, and AWS. SeerBI has been recognised within the maritime technology sector, including a shortlisting for the Maritime UK Start-up of the Year award. Businesses seeking a big data consulting and custom software development partner capable of building bespoke AI and analytics solutions for logistics-heavy industries will find SeerBI's Middlesbrough-based team a strong technical match.

View SeerBI Profile
Inside Service Listing

/hr

Hourly Rate
Inside Service Listing

$5,000+

Min. Budget Size
Inside Service Listing

2 - 9

Team size
Inside Service Listing

Middlesbrough, UK

Location

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
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Expertise Distribution (%)
  • 12% Internet of Things

  • 70% Mobile App Development

  • 12% Web Development

  • 6% Software Development

Changing our world with great code.

Apptaura is a Hampshire-based mobile app development company specialising in native iOS and Android applications, alongside web app development for UK businesses. Founded in 2014 and based near Basingstoke, the agency builds fully native apps using Swift and SwiftUI for iOS and Kotlin and Jetpack Compose for Android, avoiding the limitations of cross-platform frameworks. Apptaura's engineering team has particular expertise in Bluetooth Low Energy (BLE) and IoT app development, connecting mobile applications to third-party hardware for clients across retail, healthcare, and technology sectors. Beyond core development, the agency offers app project consultancy, UX consultancy, app store submission support, and ongoing maintenance, giving clients a single partner across the full product lifecycle. Apptaura's agile process emphasises transparency and flexibility, with clients able to review progress throughout development rather than waiting until launch. Serving organisations across Hampshire, London, and the wider Thames Valley, Apptaura combines commercial acumen with technical excellence to align every mobile app build with tangible business goals. Businesses seeking a UK-based mobile app development agency experienced in native iOS, Android, and Bluetooth-connected app development will find Apptaura a capable, client-focused partner.

View Apptaura Profile
Inside Service Listing

$100-$149/hr

Hourly Rate
Inside Service Listing

$5,000+

Min. Budget Size
Inside Service Listing

2 - 9

Team size
Inside Service Listing

Basingstoke, UK

Location

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

View Profile Visit Website
Services Provided
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Expertise Distribution (%)
  • 12% Internet of Things

  • 40% Software Development

  • 12% Artificial Intelligence

  • 12% IT Services

  • 12% Cloud Computing Services

  • 12% Web Development

Software Solutions Provider

Oasis Limited is a UK-based software development and technology consulting company with engineering teams in the UK and India. The company delivers end-to-end software development, quality assurance, and architecture consulting services for businesses across diverse industries. Its expertise includes artificial intelligence, machine learning, big data analytics, IoT development, embedded systems, telecommunications, cloud computing on AWS, Microsoft Azure, and Google Cloud Platform, as well as connected vehicle solutions. Oasis Limited partners with startups and enterprises to develop custom software modules, modernize existing platforms, and support complete product development lifecycles. Whether providing dedicated development teams, software testing, or technical consulting, the company delivers scalable, high-performance solutions tailored to specific business requirements. By combining deep technical expertise with a collaborative approach, Oasis Limited helps organizations accelerate innovation, improve product quality, and achieve successful digital transformation across healthcare, manufacturing, automotive, telecom, and other technology-driven sectors.

View Oasis Private Limted Profile
Inside Service Listing

N/A

Hourly Rate
Inside Service Listing

$1,000+

Min. Budget Size
Inside Service Listing

2 - 9

Team size
Inside Service Listing

Croydon, UK

Location

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
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Expertise Distribution (%)
  • 11% Internet of Things

  • 45% Mobile App Development

  • 22% Web Development

  • 11% Software Development

  • 11% Digital Transformation

Secure-by-Design Mobile & Web App Developers

Swipe & Tap is a Leicester-based mobile app and web development agency specialising in secure-by-design software for startups, SaaS providers, fintech, and healthcare organisations. Founded in 2005, the company builds native iOS and Android applications alongside scalable Laravel web platforms, following OWASP and ISO 27001-aligned security practices throughout the development lifecycle. Swipe & Tap's small, hands-on team works directly with clients from concept through launch and ongoing maintenance, offering custom software development, API integration, and bespoke admin portal builds without layers of account management. The agency has supported clients in achieving ISO 27001 certification while delivering secure, scalable software solutions that underpin business growth. With more than a decade of experience in mobile app development and web development, Swipe & Tap positions itself as an alternative to agencies that prioritise speed over security and long-term reliability. Organisations seeking a UK mobile app development partner focused on secure, enterprise-grade software, backed by transparent communication and confidentiality guarantees, will find Swipe & Tap a strong fit for complex digital products.

View Swipe & Tap Profile
Inside Service Listing

$100-$149/hr

Hourly Rate
Inside Service Listing

$10,000+

Min. Budget Size
Inside Service Listing

2 - 9

Team size
Inside Service Listing

Leicester, UK

Location

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

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Services Provided
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Expertise Distribution (%)
  • 11% Internet of Things

  • 39% Software Development

  • 22% Product Engineering services

  • 22% Web Design

  • 6% Artificial Intelligence

Rapid Design, Real Impact

Evident Group is a Holt, England-based digital innovation consultancy offering UX/UI design, product design, and technology strategy services to help businesses validate ideas, launch products, and drive digital transformation. Founded in 2014, the agency combines design-led innovation with technical delivery, helping clients define vision and strategy, understand customer needs, and design and cost technology solutions that genuinely deliver results. Evident Group's services span cloud adoption, agile transformation, operational efficiency strategy, and data-driven insight, giving clients a route from initial concept through to scalable, cost-effective execution. The consultancy has demonstrated measurable outcomes in complex, regulated environments, including a project that increased clinical response time by 37 percent and improved data transfer efficiency in over 91 percent of cases for a healthcare client. By pairing deep empathy for customer circumstances and goals with rigorous technology delivery, Evident Group positions itself as a partner capable of turning customer understanding into a lasting competitive advantage. Organisations seeking a UX/UI design and product design consultancy with genuine experience in regulated sectors and enterprise-scale digital transformation will find Evident Group a substantive, outcomes-focused partner.

View Evident Profile
Inside Service Listing

$100-$149/hr

Hourly Rate
Inside Service Listing

$25,000+

Min. Budget Size
Inside Service Listing

2 - 9

Team size
Inside Service Listing

Holt, UK

Location

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 10% Internet of Things

  • 50% IT Services

  • 10% Artificial Intelligence

  • 10% Software Development

  • 10% Cloud Computing Services

  • 10% Web Design

Change Lives Through Innovation

InnoWave is a global technology and consulting company helping leading organisations reinvent their future through a strong culture of innovation. The company envisions a world where people enjoy better lives through the seamless use of technology, and structures its services around three core pillars: disrupting for digital experiences, accelerating enterprise transformation, and optimising application development and operations. This framework allows InnoWave to support clients across the full spectrum of digital change, from reimagining customer-facing digital experiences to modernising enterprise systems and streamlining software development lifecycles. InnoWave's mission is refreshingly straightforward: to change lives through innovation, a philosophy that shapes how the company approaches every client engagement. By combining strategic consulting with deep technical execution capability, InnoWave positions itself as a partner capable of guiding organisations through complex transformation initiatives while keeping the human impact of technology firmly in focus. Businesses across industries seeking a global digital transformation consultancy, enterprise technology partner, or application development and operations specialist will find InnoWave an innovation-driven, globally experienced choice for navigating large-scale change.

View InnoWave Profile
Inside Service Listing

N/A

Hourly Rate
Inside Service Listing

$1,000+

Min. Budget Size
Inside Service Listing

250 - 999

Team size
Inside Service Listing

London, UK

Location

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 10% Internet of Things

  • 90% IT Services

Managed IT for Secure, Scalable Businesses

Manx Technology Group is a managed IT services and cybersecurity provider serving businesses across the Isle of Man, Scotland, and the wider UK. With offices in Douglas and Forres, the company delivers a comprehensive range of IT support solutions, including managed IT services, network security, cloud infrastructure, and Internet of Things (IoT) development. Established in 1996, Manx Technology Group has built nearly three decades of experience helping organisations in financial services, legal, accounting, healthcare, and manufacturing sectors modernise their technology infrastructure. The agency's IT as a Service (ITaaS) model combines proactive monitoring, cybersecurity protection, and Microsoft 365 management under a single, predictable service offering. Businesses seeking a reliable managed service provider for cloud migration, endpoint security, or bespoke IoT sensor solutions can rely on Manx Technology Group's team of technical experts and 24x7x365 helpdesk support. The firm's blend of enterprise-grade tools and SMB-friendly service makes it a trusted technology partner for organisations of every size across the region.

View Manx Technology Group Profile
Inside Service Listing

$100-$149/hr

Hourly Rate
Inside Service Listing

$5,000+

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

Forres, UK

Location
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