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David Smithson

Principal Unity/C# Developer specializing in mobile and live-service games

Dream Reality InteractiveDurham UniversityLondon, UK14 Years ExperiencePrincipal Level

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About

Unity gameplay developer who led implementation of an airport scene for Duplo Town (children’s physics/exploration game), adding multiple unspecced interactions that significantly increased polish and playfulness and delighted testers/clients. Principal/lead-level engineer with strong sprint planning and impact-vs-effort prioritization, plus experience designing asynchronous client-server interactions and state management (aware of Photon-style real-time multiplayer sync).

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Key Strengths

  • Adds high-impact polish and playful interactions beyond spec (Unity airport scene: landing lights, barrel roll, retractable wheels)
  • Prioritizes features using impact vs workload weighting to maximize value within sprint constraints
  • Strong playtest-driven iteration; delivers features that generate visibly positive tester/client reactions
  • Lead/principal-level ownership of bespoke components within complex systems
  • Balances structured task ownership with cross-functional collaboration to hit sprint goals

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Experience

Lead programmerDream Reality Interactive Ltd. · Oct 2024 – Dec 2025
Principal frontend developerWinkel Ltd. · Nov 2019 – Aug 2024
Senior Unity C# contractorSelf-employed · Jan 2019 – Nov 2019freelance
Experienced/Senior Unity engineerDubit Ltd. · Feb 2017 – Oct 2018
Unity/C#, Node.JS engineerSEGA Europe Ltd. · Sep 2015 – Jan 2017
Unity developer / Lead developerKwalee Ltd. · Nov 2012 – Aug 2015
Functional QA technicianCodemasters Ltd. · Jul 2012 – Nov 2012
Language instructorINTERAC Co. Ltd. · Aug 2010 – Mar 2012
Postgraduate research assistantWolfson Research Institute, Durham University · Oct 2009 – Mar 2010

Education

Durham Universitymaster, Advanced Software Engineering (2009)
Durham Universitybachelor, Computer Science (2008)
European School of Brussels IIhigh_school (2005)

Awards

  • Rochester Prize 2006 - Durham University
  • Newby Scholarship 2006 - Durham University
  • Newby Scholarship 2007 - Durham University
  • ScottLogic CS First Prize 2007 - Durham University
  • Certificates of Exceptional Achievement (x15)

Languages

EnglishFrenchJapaneseSpanishDutch

Publications

1 publication

Cognitive trainingSerious gamesHuman-computer interaction

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David SmithsonPrincipal Unity/C# Developer specializing in mobile and live-service games