Senior Software Engineer, Client SDK & Identity

Brawl Stars; Helsinki; On-site; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Relocation assistance

Job summary

Supercell in Helsinki is seeking a Senior Software Engineer to join the Supercell ID product team. You will help connect hundreds of millions of players to Supercell’s ecosystem by building the account and identity system across registrations, login, and safety.

This hands‑on role involves working across native C++ and Flutter/Dart, shipping the client SDK embedded in every Supercell game, and collaborating with game teams and other disciplines to deliver reliable player experiences.

Qualifications

• Experience building consumer-facing mobile apps for iOS and/or Android.
• Ability to navigate native and web technologies and improve UX.
• Strong ownership and ability to ship with data-driven decisions.

Responsibilities

• Architect, build and ship the Supercell ID client SDK across iOS, Android and platforms.
• Develop player-facing account experiences embedded in games, balancing usability and safety.
• Lead implementation efforts with product managers, designers, analysts and game teams.
• Shape what we build using data, feedback and firsthand experience to identify problems.
• Collaborate with game teams to ensure smooth integrations and a small SDK footprint.
• Take part in the team’s client support rotation addressing integration issues.

Skills

Swift

Kotlin

C++

Flutter

Dart

Job description

Supercell in Helsinki is seeking a Senior Software Engineer to join the Supercell ID product team. You will help connect hundreds of millions of players to Supercell’s ecosystem by building the account and identity system across registrations, login, and safety.

This hands‑on role involves working across native C++ and Flutter/Dart, shipping the client SDK embedded in every Supercell game, and collaborating with game teams and other disciplines to deliver reliable player experiences.