Game development studios offering art, programming, QA, audio, and more. Filter by expertise, then contact them directly — free, no signup, no platform fee.
Looking for the top picks? See the best game outsourcing companies, or browse the indie game studios list if your order is sized in dozens of assets rather than hundreds.
9 companies

Award-Winning Co-Development
About d3t d3t is a UK-based work-for-hire co-development studio with 180+ developers, part of Keywords Studios. They specialize in adding value to games through expert development support on AAA titles. Company Scale 180+ developers Keywords Studios subsidiary Award-winning workplace Services Co-Development Full game co-development Feature development Platform porting Performance optimization Specializations AAA game support Multi-platform development Live-service games Notable Projects EA SPORTS FC 26 & 25 Hogwarts Legacy Marvel's Guardians of the Galaxy Alan Wake Remastered Dead Island 2 Mafia: The Old Country The Witcher 3: Wild Hunt LEGO Star Wars: The Skywalker Saga Major Clients Sharkmob Dovetail Games 505 Games Fireproof Games Glowmade Location Headquarters: Runcorn, Cheshire, UK Daresbury Point, Greenwood Drive, Manor Park, WA7 1UG Recognition GamesIndustry.biz Best Places to Work (2024) Best Large Studio - Game Republic Awards (2025) Why Choose d3t AAA proven with major franchises 180+ developers for scale Keywords Studios backing Award-winning workplace culture UK-based with established reputation

UK AAA Co-Development
About Electric Square Electric Square is a AAA game development studio owned by Keywords Studios, with approximately 300 staff across four global facilities. They specialize in creating AAA action games and applied R&D through their "Reactor" division. Company Scale ~300 employees 4 global studios Keywords Studios subsidiary Services Game Development AAA action game development Full game production Co-development Applied R&D (Reactor Division) Technology research Innovation development Prototype creation Notable Projects Mafia: The Old Country - Recent collaboration Lord of Hatred - Revealed project Global Locations Brighton, UK: The Office, 1 Market Square, Circus Street Singapore: Aperia, 12 Kallang Avenue Malta: The Golden Mile Business Centre, St George's Road, Paceville Ireland: South County Business Park, Dublin 18 Parent Company Keywords Studios PLC Company Culture "Life with Electra" initiative emphasizing workplace culture and talent development. Why Choose Electric Square AAA game expertise with major publisher partnerships 300 staff across global locations Keywords Studios backing and resources R&D capabilities through Reactor division Multi-region presence for talent and time zone coverage

Middlesbrough co-development studio for tech art, engineering, art, UI and design
About Radical Forge Radical Forge is a UK game studio founded in 2017 by Bruce Slater and Freddie Babord. Based in Middlesbrough, it provides end-to-end co-development for other studios, focused on technical art, engineering, art, UI and game design, and also develops its own games. Company Overview Location: Middlesbrough, United Kingdom (registered office in Manchester) Founded: 2017 Team: Around 65-70 people Specialty: Co-development embedded in partner teams, from design documents to post-release updates Services Co-development — working as an extension of the client's team Technical art and engineering Art and UI Game design Full development for publishers — e.g. Golf With Your Friends 2 for Team17 Notable Work Zombie Army 4 DLC and Minecraft Dungeons console edition — listed on its website Jurassic World Aftermath Nintendo Switch release with Coatsink — referenced on its website Gang Beasts, Sea of Thieves and Golf With Your Friends — named in its 2024 funding announcement Golf With Your Friends 2 (Team17 Digital) — announced on its website

Isle of Wight studio offering AAA co-development and work-for-hire on licensed IP
About Stainless Games Stainless Games is an independent developer on the Isle of Wight, England, founded in 1994 by Patrick Buckland and Neil Barnden. Alongside its own titles, it works as an AAA co-development partner and takes work-for-hire projects on partners' IP, having developed over 60 games and 300 SKUs. Company Overview Location: Newport, Isle of Wight, United Kingdom Founded: 1994 Specialty: Co-development and work-for-hire, with in-house driving, physics and card-game AI technology Services AAA co-development — development capacity embedded with partner teams Work-for-hire — full games built on licensed or partner IP Engine work — Unreal Engine and Unity, plus CRYENGINE and Lumberyard In-house technology — vehicle damage physics, driving simulation, card-game AI, network play and a hardware-emulation layer Platforms — mobile, console, PC and VR Notable Work Carmageddon series — own IP, listed on its website Magic: The Gathering digital titles, including Duels of the Planeswalkers — listed on its website ShockRods — listed on its website

London game art studio for indies: 2D/3D art, animation, tech art, VFX and trailers
About MLC Studio MLC Studio (Magna Ludum Creatives Ltd) is a London-registered game art studio founded in 2017 that works mainly with indie and mid-size developers, using a contractor-based team. It covers concept art, 2D and 3D production art, animation, technical art and VFX, UI/UX, and marketing assets such as key art and trailers, and runs a co-development programme. Company Overview Location: London, United Kingdom Founded: 2017 Team: 11-50 employees (LinkedIn), plus contractors Specialty: Full art support for indie games, from concept to marketing assets Services Concept art and art direction — characters and environments 3D art — characters, props and environments; 2D and pixel art 3D gameplay animation, rigging and grooming Technical art and VFX Game UI/UX Marketing assets — key art, logos, gameplay and cinematic trailers Co-development and vertical-slice development Notable Work The Lord of the Rings: Return to Moria, Knights in Tight Spaces, Labyrinthine, Morbid Metal and Subway Surfers Blast — case studies on its website

London Unity studio for game development, co-development, porting and optimisation
About Ocean View Games Ocean View Games is a London Unity development studio founded in 2020 by David Edgecombe, who previously worked on RuneScape Mobile at Jagex. It builds new games, adds senior Unity engineers to existing teams, and fixes, ports and optimises games, with a second focus on educational games for universities, publishers and cultural institutions. It is a member of UKIE and holds Unity Certified Expert status. Company Overview Location: London, United Kingdom Founded: 2020 Specialty: Senior Unity engineering, porting and optimisation Services Unity game development for PC, mobile and web Co-development and engineering support Porting and performance optimisation Legacy modernisation, including Flash-to-HTML5 rebuilds Educational and serious games White-box QA, game design and app store launch support Notable Work Domi Online — lead engineering for a Unity MMORPG, listed on its website Bookwood — Unity architecture for GamerCat Studio, listed on its website

North East England team offering co-development, concept art and stylised 3D art
About Shiverbug Studios Shiverbug Studios is an 11-person team in North East England that takes on co-development, concept art and 3D art for other studios while building its own couch co-op game, Out of Water. It was founded in 2025. Its team won the Public Vote at ProtoPlay 2025 as a Tranzfuser team. Clients work directly with the artists and developers doing the work. Company Overview Location: Middlesbrough, United Kingdom (remote-first, UK time) Founded: 2025 (LinkedIn) Team: 11 people (per its website) Specialty: Stylised art and hands-on co-development for Unity and Unreal teams Services Concept art — characters, creatures, props and places, with production sheets and turnarounds Stylised 3D art — environments, modular kits, hero props and characters Hard-surface art — vehicles, weapons and mechanical props with PBR materials Design and development — level design, systems design, narrative and gameplay programming in Unity (C#) and Unreal Engine 5 Engagement sizes — short capacity bursts, standalone packages or full co-development

Console porting and development services for indie game developers
About DO Games DO Games is a console development company founded in 2016 by Matthew Tighe that ports indie games to consoles and handles optimisation, certification and store setup. It states it has handled console conversions for over 30 games, including Cult of the Lamb, for which it reports bringing the Nintendo Switch version to 60fps. The founder previously worked in UK mobile game development at IOMO and InfoSpace Games. Company Overview Location: United Kingdom Founded: 2016 Specialty: Console ports for indie developers Services Console porting — PlayStation, Xbox, Nintendo Switch and PC Platform certification, store setup and release management Performance and memory optimisation Multiplayer networking implementation Co-development and restructuring of existing codebases Notable Work Cult of the Lamb, Ship of Fools, art of rally and The First Tree — listed on its website Eastshade, Manifold Garden, Monster Sanctuary and Where the Water Tastes Like Wine — listed on its website

Stylised Art outsourcing for mobile, console and PC
Cosmic Cloud Studios: We create exceptional 2D and 3D game art for indie developers and studios. From Concept Art to 3D Characters, Props, and Environments, we bring your game to life.
Run a studio that belongs in this directory? See which studios ChatGPT named for buyer questions on 24 September 2026, and add yours free.
Claim your listing so buyers reach you directly, with no commission on the work.