Senior Software Engineer, Supercell ID (Client SDK)

Supercell·Helsinki·Posted 3 September 2026

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About the role

LoadingScreen_UP69_Back to school [https://media.ffycdn.net/eu/supercell/ruJakHeSMGHS2SeL8byA.png?width=2400] WE ARE LOOKING FOR A SENIOR SOFTWARE ENGINEER TO JOIN THE SUPERCELL ID PRODUCT TEAM. SUPERCELL ID CONNECTS HUNDREDS OF MILLIONS OF PLAYERS TO SUPERCELL’S ECOSYSTEM. WE BUILD THE ACCOUNT AND IDENTITY SYSTEM THAT CONNECTS OUR GAMES AND WEB SERVICES INTO A COHESIVE PLAYER EXPERIENCE, COVERING EVERYTHING FROM REGISTRATION AND LOGIN TO ACCOUNT SAFETY, COMPLIANCE AND IDENTITY. This is a hands-on product engineering role with significant responsibility for the success of our initiatives. You’ll build player-facing features in the client SDK embedded in every Supercell game, while helping decide what we should build and how it should work. You’ll collaborate directly with game teams and other teams across Supercell. Our client codebase is currently a mix of C++, Flutter and web technologies. Supercell's games are built in C++, and much of the integration between the games and the SDK you'd be working on is native code. Player-facing experiences and flows are currently mostly built with Flutter, while we're moving toward a future where most of our UX is delivered through…

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