All Mobile App Developers in Southend-on-Sea
TRIARE
4.9(11 reviews)TRIARE unlocks IT potential of YOUR business
TRIARE is a WEB and MOBILE software development company based in Europe. We are delighted to offer our services as your long-term partner, taking all technical matters off your shoulders and allowing you to focus on your business development. YOU WILL GET: ✔ In-house team . Work with a dedicated team that is 100% focused on your product and located in the same office. ✔ Efficiency & transparency , as our process is based on Scrum methodology and managed by certified Scrum Masters. ✔ Fast result. Working with us, you will get the first result in 1 week. ✔ High quality, as TRIARE has well-established processes of software development and experienced specialists. ✔ Full cycle development . Our company covers all stages of development, handling everything from Discovery and prototyping to Design, development, and maintenance. ✔ IP rights . From the very beginning, you are the only owner of the intellectual property of your project materials: source code, design, documentation, etc. ✔ Warranty period will be provided for your system for free. ASPECTS OF OUR MINDSET: - Focused on results. We are focused on the result of your business with an understanding of the real goals and KPIs that our team should achieve. - Solution Provider. It means that we always come to you with solutions, not with questions. We take all technical aspects of the project off your shoulders, allowing you to focus on the marketing and business strategies. - We go the extra mile. Being a proactive company, we always think and take a step ahead. TECHNOLOGIES WE USE: - Mobile app development: Kotlin, Java, Swift, Objective-C. - Cross-platform development: Flutter, React Native. - Web frameworks: Node.JS, React.JS, PHP, Ruby on Rails.20 works in Mobile AppLocated in Greater London, United Kingdom (+3)From €10,000 for Mobile AppWorked in Beverage (+20)Speaks English, Ukrainian51-200 membersU1CORE
5(17 reviews)U1CORE — A product studio for multi-sided platforms. Marketplaces, exchanges, auctions, fundraising
Highly recommendedTop awardedYOUR PARTNER TO BUILD MULTI-SIDED PLATFORMS $720M moved through one platform we built. Millions of live listings on another. 300+ products shipped. 🔔 Book a free call: https://calendly.com/hello-u1core/30min 🌐 https://www.u1core.com/ What you get We do: the full platform. Multi-role flows, payments, trust & safety, admin tooling, infrastructure that holds at peak load. You get: a product decision-makers trust on first impression, and users who move through it without friction. So you can: grow revenue, close your round, automate operations, and charge a premium. Services Product Design: UI/UX, design systems, prototyping, platform-native patterns for marketplaces, auctions, exchanges, donation flows. Product Engineering: React, Next.js, Vue; Node.js, Python, .NET; mobile, payments, multi-role architecture, admin tooling, DevOps. Discovery & Strategy: cold-start strategy, trust & safety, take-rate modeling, MVP scoping, UX audits. Custom Development: marketing sites and landing pages for platform companies. Why founders pick us One lane. Marketplaces, exchanges, auctions, donation platforms. We already know how products in your category delivered. We lead. We arrive with a point of view, flag what won't work, and explain why. One team, kickoff to launch. The product you ship is the product we built. Twice the pace. Six weeks where others quote three months. $720M+ processed. CSS Design Awards (2× Site of the Day, 4× Best UX, 4× Best UI, 4× Best Innovation, 4× Special Kudos), Orpetron, TOP 10 on Dribbble. 300+ clients, and the ones who matter come back. If your product only works when two sides of a market trust it at the same moment, that's our entire job. Let's talk.Looking for work in Mobile AppLocated in London, United KingdomFrom €10,000 for Mobile AppWorked in Banking & Financials (+16)Speaks English11-50 membersInstinctools
5(10 reviews)Your AI-powered Engineering Partner
Top awardedMeet *instinctools - a global AI-powered software engineering company with over 25 years of experience. We help both SMBs and Enterprises build robust, scalable software solutions that excel in functionality and design. Our core services include: Agentic AI enablement Custom software development enhanced by deep AI expertise Digital product engineering Business process automation Legacy system modernization Advanced data analytics and visualization Cloud infrastructure and DevSecOps Headquartered in the USA (Maryland) and Europe (Germany), *instinctools offers convenient locations for meeting and collaborating directly with our clients. We have development centers in Poland, LATAM, India, and Kazakhstan that combine global expertise with a strong price-quality balance to ensure exceptional results across time zones. Our work is backed by ISO-certified quality standards, strategic partnerships with leading tech platform, and a long-standing commitment to engineering excellence. Instinctools holds a broad portfolio of regional and industry-specific certifications, including CIR, HIPAA, and other compliance frameworks required for regulated markets. The 2025 Annual Customer Satisfaction Index is 9.1 out of 10.4 works in Mobile AppLocated in London, United Kingdom (+4)From €10,000 for Mobile AppWorked in Construction (+10)Speaks English, German(+1)201-500 membersCab Engine | Digital Agency
4.9(5 reviews)We specialise in building high-performance teams to power your entire marketing engine.
RecommendedA trusted UK agency of 20 years, our unique partnership model has been the foundation for our client's success. Working with brands all over the world, our dedicated digital teams have driven significant results for our clients tech platforms and performance marketing.4 works in Mobile AppLocated in Warwickshire, United KingdomFrom €50,000 for Mobile AppWorked in Others (+8)Speaks English11-50 membersFulminous Software
5(38 reviews)WE LOVE TO BUILD ASK FOR IT AND HAVE IT
Top awardedWe are Fulminous Software, a skilled web and mobile app development company with a proven history of creating popular and profitable apps. We're known for our knack for enhancing existing apps and websites to make them even better, ensuring people keep downloading and enjoying them. Our dedicated team is here to turn your ideas into reality. The company’s biggest strength is its team which I a mix of most ingenious and focused individuals who are adroit in whatever they do. They believe in delivering flawless and reliable solutions to clients that match business needs and drive business growth. We are looking for strategic partnerships from around the globe. If you are interested please contact us today. Client's Feedback About US: https://clutch.co/profile/fulminous-software-private#highlights https://www.bark.com/en/in/company/fulminous-software-private-limited/9AKJO/ Our Key services: * Custom Software development * Mobile App Development (Android App, iPhone App, Cross-Platform App) * Custom Game Development (AR, VR, iOS, Android, NFT, Metaverse, 2D, 3D) * Salesforce Development (Lightning, Implementation, Consulting) * Web Development * Mobile Game Development * Desktop Game Development * Xamarin App Development * Wearable Devices App Development * Enterprise App Development * CRM & ERP Development * Digital Marketing11 works in Mobile AppLocated in London, United Kingdom (+2)From €1,000 for Mobile AppWorked in Video games (+9)Speaks English51-200 membersKozo Creative
5(1 review)Compelling design that builds powerful startups and growing businesses
Kozo Creative is a digital-first agency based in Essex. We work with growing businesses to improve their presence online, using stunning web design, modern development skills and engaging branding.1 work in Mobile AppLocated in Southend-on-Sea, United KingdomFrom €25,000 for Mobile AppWorked in Legal Services (+4)Speaks English1-10 membersKeyToTech
(0 review)We help startups and companies develop and launch agile software products
Top awardedKeyToTech is a software development agency. We deliver AI, mobile, web, and backend services to companies worldwide.26 works in Mobile AppLocated in London, United Kingdom (+1)From €5,000 for Mobile AppWorked in Education (+12)Speaks English, German(+2)11-50 membersDebut Infotech
5(9 reviews)AI-Augmented Product Engineering Company
Highly recommendedDebut Infotech is an AI-augmented blockchain and software development company helping organizations across financial services, healthcare, supply chain, and digital platforms build systems that perform reliably in complex, regulated environments. Founded in 2011 and blockchain-native since 2015, the company brings engineering discipline and technology depth to enterprises moving from fragmented pilots to production-grade systems. With delivery centers across the USA, UK, Canada, and India, Debut Infotech combines regional market understanding with globally distributed engineering capability — enabling clients to move with speed, consistency, and governance. Service areas: Artificial intelligence and generative AI — Enterprise LLM integration, AI agent development, retrieval-augmented generation (RAG) pipelines, predictive analytics, computer vision, and intelligent process automation embedded at the system architecture level. Blockchain and Web3 development — Smart contract engineering, DeFi protocol development, real world asset (RWA) tokenization, cryptocurrency exchange infrastructure, and enterprise blockchain on Hyperledger Fabric and Corda. Mobile application development — Native iOS, Android, and cross-platform applications (React Native, Flutter) architected for AI integration, enterprise-grade security, and sustained performance under production load. Web and software development — Full-stack web platforms, SaaS products, and enterprise software systems engineered API-first, designed for long-term maintainability and organizational scale Proven Delivery: $62M+ raised across client platforms including Ifinca, IntegraLedger, Everledger, and TĒM 90% customer success score across enterprise engagements 15 years of enterprise software delivery Fortune 500 clients and high-growth startups across 25+ industry verticals 50–249 engineers spanning AI, blockchain, and software disciplines10 works in Mobile AppLocated in Yarnton, United Kingdom (+2)From €10,000 for Mobile AppWorked in Others (+11)Speaks English51-200 membersMagora
5(6 reviews)PRODUCT DEVELOPMENT TAILORED FOR YOUR BUSINESS
Magora is an AI, Web & Mobile product consultancy that offers digital services to businesses across a broad range of industries, including Healthcare, Education, Retail, eLearning and eCommerce. Whether a custom AI product, B2C or a B2B project, iOS or Android app, first of all, we take the time to understand your goals, your product and the end-user’s needs. Our software development cases are loved by users for their convenience and appreciated by customers for the real value they add to your business.7 works in Mobile AppLocated in London, United KingdomFrom €10,000 for Mobile AppWorked in Entertainment & Events (+9)Speaks English11-50 membersMindrops
4.8(42 reviews)Transforming Ideas into Intelligent Solutions
Highly recommendedTop awardedMindrops is a global IT and AI solutions company delivering full-service expertise in website development, mobile app development, artificial intelligence, machine learning, cloud services, and digital marketing. With offices in the USA, UK, Belgium, and India, we empower startups, SMEs, and enterprises with high-quality, scalable, and cost-effective digital transformation solutions. Our expert team combines deep AI and data science capabilities with cutting-edge technologies like React, Node.js, Angular, Python, and Java to build intelligent, adaptive, and impactful digital products. From predictive analytics and NLP-driven chatbots to AI-powered automation and personalization engines, we integrate machine learning into applications that drive measurable business growth. Beyond AI, we specialize in custom web development, e-commerce platforms, native and hybrid mobile apps, SEO & PPC, and cloud infrastructure (AWS, Azure, GCP). From ideation to launch and continuous optimization, Mindrops follows an agile, transparent process to turn your digital vision into reality—smarter, faster, and future-ready.4 works in Mobile AppLocated in Greater London, United Kingdom (+2)From €3,000 for Mobile AppWorked in Aviation & Aerospace (+13)Speaks English, Dutch, Belgium(+2)51-200 membersSigli
5(11 reviews)Software development, Web development, Data Solutions, AI, ML.
Highly recommendedSigli is a forward-thinking software development company specializing in digital product development and digital transformation. Our mission, ‘ Data Science with Purpose, Innovation with Impact ’, drives us to transform innovative ideas into practical solutions. Our services encompass the entire development lifecycle, from initial concept to implementation, ensuring every product we build is high-quality, scalable, and future-proof. Sigli assists businesses in navigating the complexities of digital transformation, modernizing their operations, enhancing customer experiences, and maintaining a competitive edge in the ever-evolving digital landscape. Our team's deep expertise, combined with a commitment to leveraging the latest technologies and best practices, ensures we deliver impactful results for our clients. Our dedication to excellence is further demonstrated by our ISO/IEC 27001 certification, the leading standard for Information Security Management Systems (ISMS). This certification underscores our commitment to maintaining the highest standards of information security, making us a trusted partner for businesses looking to thrive in the digital age.6 works in Mobile AppLocated in London, United Kingdom (+2)From €10,000 for Mobile AppWorked in Software & Computer Services (+12)Speaks English, Dutch(+3)51-200 membersAgile Cyber Solutions Limited
4.9(10 reviews)Transforming Ideas into AI-Driven Web and Mobile Apps.
Highly recommendedFounded in 2012, Agile Cyber Solutions has been helping startups and small and medium enterprises (SMEs) grow with reliable custom software solutions. We specialise in developing AI-integrated products and services that empower SMEs to deliver innovative, modern solutions to their customers. With expertise in both open-source AI models (for privacy-focused solutions) and commercial AI models (for cutting-edge capabilities), we tailor our approach to meet your unique needs. From automating workflows to improving customer experiences, our tools drive efficiency, reduce costs, and enhance the value of your products and services. Get in touch to explore how our AI-powered solutions can transform your business. Our success is rooted in a clear and deliberate approach. We believe in collaboratively challenging solutions and technology choices to refine and align them perfectly. By deeply engaging with business use cases and implementation, we add value beyond coding, turning ideas into practical, impactful solutions. We pride ourselves on the honesty to say no to requests we cannot deliver. By staying super-focused on development and collaborating with experts for areas like UI/UX and SEO, we ensure that every aspect of your project receives the specialised attention it deserves. With a development team in India and a customer-facing team in the UK, we offer the best of both worlds: strong technical expertise and local understanding. Over the years, we’ve successfully delivered more than 350 projects for SMEs across diverse industries, earning a reputation for reliability and innovation. Still unsure? Work with us risk-free. We are so confident in the quality of our solutions that we offer a no-risk, money-back guarantee. If we don’t deliver as promised, we’ll refund your investment—no questions asked. Contact us today to learn more about our offerings and start your risk-free journey to discovering how we can help your business grow.4 works in Mobile AppLocated in London, United KingdomFrom €5,000 for Mobile AppWorked in Pets (+7)Speaks English51-200 membersAthlon Technology
5(4 reviews)Digital experiences that drive growth
Athlon Technology is a digital design and software development agency, founded in 2006 and based in Sofia, Bulgaria. For nearly two decades, we have partnered with organisations like Deutsche Bank, PwC, Amazon, Zebra Technologies, NRG, and Fundpath to untangle complex problems and build software that works in the real world, not just on paper. Our work spans three areas: Product Design & Strategy - UX/UI design, design research, service design, and scalable design systems Engineering - Cross-platform software development, mobile and web applications, system integration, and technical architecture Digital Production Hub - A centralized production capability with dedicated producers managing end-to-end delivery, ensuring alignment across design, development, and business objectives7 works in Mobile AppLocated in Greater London, United Kingdom (+2)From €10,000 for Mobile AppWorked in Telecommunications (+10)Speaks English, Bulgarian(+2)51-200 membersELEKS
5(1 review)Your trusted partner for guaranteed software delivery
Top awardedELEKS is your trusted partner for guaranteed software delivery. Combining over 30 years of industry insight with cutting-edge AI technology, we help businesses worldwide deliver their unique software vision through bespoke full-cycle solutions.6 works in Mobile AppLocated in Greater London, United Kingdom (+14)From €20,000 for Mobile AppWorked in Energy & Oil (+10)Speaks English, German(+1)1001-5000 membersCentrelocus
(0 review)“Feel confident to hold our promising digital hands.”
Centrelocus is a globally recognized digital transformation and product engineering company helping startups, enterprises, governments, and fast-growing businesses build scalable digital ecosystems across the world. With 8+ years of industry experience and clients spanning 18+ countries, we specialize in delivering next-generation solutions in Artificial Intelligence, Blockchain, Web Platforms, Mobile Applications, Cloud Engineering, Enterprise Software, and Game Development. We are certified with internationally recognized ISO standards, reflecting our strong commitment to data security, high-quality service delivery, and responsible business practices. Our certifications include ISO 27001:2022 for information security, ISO 9001:2015 for quality management, and ISO 14001:2015 for efficient and sustainable operational practices. We are proud to be the official technology vendor partner of Morgan State University and have collaborated with globally respected innovators, including Harvard Medical Science alumni-led initiatives and academic professionals from Howard University. From AI-powered platforms and SaaS products to enterprise applications and immersive digital experiences, Centrelocus transforms ambitious ideas into impactful technology solutions.3 works in Mobile AppLocated in Greater London, United KingdomFrom €500 for Mobile AppWorked in Management Consulting (+13)Speaks English51-200 membersBullshark
4.7(14 reviews)We build the end-to-end; Marketing, Technical and operational infrastructure organisations run on.
Most companies do not have a technology problem. They have a systems problem. Organisations accumulate tools. A CRM here. Analytics there. Finance systems, operational software, marketing platforms. Each solves a problem. Together they create complexity. Data fragments. Reporting slows. Revenue leaks. Bullshark is a technology company that designs, builds, integrates, and operates the systems organisations need to scale. Software, cloud, data, AI, operations, digital platforms, and revenue connected into one operating environment. That is end-to-end business infrastructure. WHAT WE BUILD Strategy and Design. Transformation strategy, AI adoption, operational optimisation, systems architecture, brand and positioning. Technology and Infrastructure. Custom software engineering, enterprise applications, B2B sales infrastructure, legacy modernisation, DevOps and cloud, systems integration. Data and AI. Data architecture and engineering, migration, business intelligence, AI automation, machine learning. Digital Platforms. Web and mobile applications, SaaS products, e-commerce, websites, UX and UI design. Revenue Growth. Outsourced Marketing Department, performance marketing, content, CRM, marketing automation, revenue intelligence. PROOF 200+ organisations supported EUR 100M+ in client revenue powered by Bullshark systems 150+ platforms and systems delivered 75M+ user sessions handled annually 30+ systems integrated across ERP, CRM, and finance 95% client retention, 2023 to 2025 26.3X ROAS through search-led acquisition 40% revenue recovered through automated billing ISO 9001 and ISO 27001 certified Trusted by Wolt, Hyatt, Pfizer, Melita, APS Bank, Marriott, Farsons, Transport Malta, and the Government of Malta. Headquartered in Malta. Office in London. Clients across Europe, the UK, MENA, and North America. Tell us what is breaking. We will map the system behind it. Bullshark.DigitalLooking for work in Mobile AppLocated in Saint Albans, United Kingdom (+1)From €5,000 for Mobile AppWorked in Industrial Goods & Services (+5)Speaks English, Italian(+1)11-50 membersioSTUDIOS
(0 review)ioSTUDIOS are a UK based Software Development Agency, creating solutions for sector leading clients.
ioSTUDIOS are a UK based, leading Software Development Agency, creating bespoke software from conception, all the way through to delivery. For many years, we’ve helped transform companies from a variety of sectors and industries, by turning ideas and concepts into a plethora of business changing, bespoke software solutions. Ultimately, this means we are incredibly well versed and experienced in successfully completing software projects for a large variety of organisations.2 works in Mobile AppLocated in West Midlands, United KingdomFrom €40,000 for Mobile AppWorked in Travel & Leisure (+4)Speaks English11-50 membersALT Software UK
5(1 review)Turning ideas into apps - together.
ALT Software UK is a senior-led software studio that designs and builds reliable digital products for startups and established businesses. We specialise in iOS and Android development, delivering clean, maintainable code and polished user experiences, from discovery and MVPs through to production-scale platforms. We work closely with clients to turn ideas into shippable outcomes, combining practical product thinking with strong engineering fundamentals. We supports the full delivery lifecycle: requirements and technical planning, UI/UX collaboration, development, testing and QA, release management, and ongoing iteration. Whether you need to modernise an existing codebase, launch a new app, or accelerate delivery with experienced engineers, ALT Software UK provides transparent communication, dependable execution, and long-term technical stewardship.1 work in Mobile AppLocated in Horley, United KingdomFrom €1,000 for Mobile AppWorked in Real EstateSpeaks English1-10 membersDigismarties
4.9(7 reviews)Driving Digital Transformation for Startups and Enterprises Worldwide
Highly recommendedAn Innovation driven company providing highly scalable solutions with innovative approaches and advanced methodologies. The company has focused on developing products and providing end-to-end solutions in web application engineering, since 2008. We concentrate on web strategy consulting analysis and web design with seamless integration. We work with clients in a variety of industries on a wide range of web solutions, such as information architecture, creative web design, web analytics, web usability, web strategy, email marketing, database development, search engine marketing, eCommerce solutions, content management systems, web hosting, domain name registrations, mobile application development and many more.3 works in Mobile AppLocated in London, United Kingdom (+2)From €10,000 for Mobile AppWorked in Home Services (+6)Speaks English, Hindi(+1)51-200 membersscout+redeem innovation studio
5(1 review)Transformative mobile app development, AI strategy, and rapid prototyping for leaders.
We bridge the gap between high-level digital strategy and production-ready software. At scout+redeem, we are a remote-first innovation and production studio built for ambitious companies looking to eliminate corporate inertia. We don't hand over theoretical decks, we design, validate, and build digital products that scale and deliver meaningful impact. Combining 10+ years of experience and 100+ global deployments, our team blends rigorous design thinking with custom full-stack engineering. Whether you need to define a commercial AI strategy, validate an experimental concept, or launch a complex native mobile application, we provide a stress-free path from vision to market-ready product. Our Core Pillars: Strategic Design Thinking: We align stakeholders, isolate high-value opportunities, and establish clear product roadmaps using structured sprints and North Star alignment frameworks. Mobile & Web Engineering: We build high-performance native iOS and Android applications. From pixel-perfect Figma UI/UX to secure backend architectures and app store deployment, we handle the entire engineering pipeline. Technical R&D & Prototyping: We de-risk complex ideas, by translating them into interactive proof-of-concept models fast, ensuring technical viability before you commit major capital. Why Partners Choose Us: Engineering-Led Discovery: Every design choice and strategic roadmap we create is grounded in realistic, scalable technical architecture. Predictable Execution: We eliminate technical surprises, bugs, and scope creep through absolute transparency and tight milestone management. An Agile Extension: We bring fresh technical perspectives, global tech hub standards, and a relentless focus on commercial value to your internal team. Let’s turn your vision into a powerful digital asset. Reach out to discuss your brief with our team.2 works in Mobile AppLocated in Coventry, United KingdomFrom €10,000 for Mobile AppWorked in Non-profitSpeaks English, Afrikaans(+2)1-10 members