![]()
I am a UK-based freelance iOS & Android app developer and consultant, developing cross-platform native mobile apps for iPhone, iOS, iPad, Android and the Web. Jason Kneen
I develop cross-platform native apps for iPhone, iPad, iOS, Android and Windows Phone using the Appcelerator / Axway Titanium SDK, React Native, and Flutter. I work with startups, SMEs and corporates all over the world -- either developing a new app or working as part of a team on existing projects. I've also worked with startups and companies in a part-time CTO role, assisting with with managing OR building a development team, and helping secure funding. In addition, I work as a consultant, assisting in developing prototypes, wireframes, requirements and even helping pitch to investors. Occasionally I do some .NET and Classic ASP web development. I also speak at conferences all over the world on cross-platform native development. If you have an app idea for IOS or Android, you're an individual, startup or SME / corporate, then please get in touch.
-
Cross-Platform Native Mobile Apps
Native Apps for iPhone, iPad, iOS, Android using Titanium, React Native & Flutter.
-
Web, Mobile Web Apps & API developement
HTML, CSS, JavaScript, jQuery, ASP, .NET, SQL Server, PHP, MongoDB, Node JS, Parse Server.
-
CTO support & Consultancy
CTO support, Solution architecture, Prototyping, Best Practice, Code Reviews, Lead Developer, building and managing teams
-
Developer Relations, Speaking & Writing
Developer Relations, Speaking at conferences, meet-ups, authoring technical books on App development.
My Work
-
Help Me Angela
iOS / Android
Working as a part-time CTO to assist Help Me Angela, a service designed to help people stay safe when out and take their product forward, enhancing the iOS, Android apps, developing on the backend services (hosted with Amazon Web Services) and helping the management team drive development forward, with significant safety innovations coming soon!
-
WalkSafe
iOS / Android
I was brought on to help build a new version of their walking safety app with the goal of raising investment. I successfully achieved this after 6 months of development and now WalkSafe is in a perfect position to move forward with future development.
-
Betconnect sports betting
iOS / Android
The only betting exchange that uses bookie prices and connects professional gamblers with punters looking for an edge, with safety modes, limits and many features to help make betting safer.
-
Opus Workspaces
iOS / Android
Opus is a coworking platform that provides you the freedom to work wherever you want in the city, with a membership which gives you access to creative and unique co-working offices, cafés and hotel lobbies.
-
Titanium Cookbook
Print / eBook
Over 100 recipes to help you develop cross-platform iOS and Android applications in JavaScript with the Appcelerator.
-
forghetti password manager
iOS / Android
A totally unique take on password managers, that doesn't store your passwords anywhere and is therefore un-hackable.
-
Scott & Sid
iOS / iPhone
Accompanying app to the Scott & Sid movie, teaching filmmaking thought tutorial videos via in-app purchases.
-
Key Fuels
iOS / iPhone
Fuel card application for drivers, using GPS, Mapping to find local fuel card supporting gas stations.
-
JobSwipe
iOS / Android
JobSwipe, is a unique Job Search application for iOS & Android. (Since 1.0.5, this is now maintained by the client).
-
The Dealer App
iOS / iPhone
Developed for The Dealer and helps people find offers and events locally based on their location.
-
Boot Camp
iOS / Android
Boot Camp, a best-selling Mobile app for iOS & Android, reached No.1 in Health & Fitness and No.6 in the iOS AppStore.
-
CIMA Cert BA
iOS / Android
Developed for CIMA tests, and customisable to support other tests, with in-app purchases and managed by a web based control panel.
-
UKTV Play
iOS / Android
Working with the UKTV team developing new features and services for iOS and Android.
-
HONDA Approvals
iPhone / Enterprise
Developed for Honda this app is deployed internally within the enterprise to manage expense claims.
-
Stonehenge Audio Tour
iPhone / Android
Allows visitors to this ancient monument to download and play a guided tour as they walk around the Stonehenge tour .
-
Dentons
iOS/Android
Dentons Business Directory. I wrote the initial iOS / Android app and then handed over development to the client's in-house team.











