Senior Cloud Engineer

WE ARE LOOKING FOR A SENIOR SOFTWARE ENGINEER TO JOIN THE SUPERCELL ID TEAM WITHIN OUR PLAYER PLATFORM ORGANIZATION. IN THIS ROLE, YOU WILL OWN AND DRIVE SIGNIFICANT EVOLUTIONS OF SUPERCELL ID: SETTING TECHNICAL DIRECTION, LEADING HIGH-IMPACT INITIATIVES END-TO-END, AND RAISING THE BAR FOR PLAYER SAFETY, RELIABILITY, AND TRUST ACROSS OUR ECOSYSTEM. As a Senior Software Engineer you will play a key role in designing and building new features, maintaining and operating existing systems, and collaborating with game teams, Player Care, Trust & Safety, Legal, and others across Supercell. We're a small team with outsized impact – and outsized expectations. We expect Senior Software Engineers to take active part in planning and leading feature projects beyond just technical execution. This means being present in every part of the project lifecycle, from planning and scoping to shipping and operating. Supercell ID connects hundreds of millions of players to Supercell's ecosystem. The team builds critical infrastructure and UX that links all our games and web services together into a cohesive player experience. We care about account safety, registration and login, compliance, identity, and Supercell-wide architecture for consolidating and packaging common account use cases. WHAT YOU'LL BE DOING * Design, build, and operate a scalable, highly available, and secure platform for hundreds of millions of players * Own systems end-to-end – from architecture decisions through production operation * Collaborate with stakeholders to define requirements * Participate in 24/7 on-call rotation for production support WHAT YOU HAVE * Strong programming skills (we use Java and DynamoDB, but value experience in other stacks too) * Experience owning and operating business-critical systems – you've designed for failure, set up observability, and been woken up when things broke * A security mindset – you think about threats and vulnerabilities during design, not after launch * Ability to break down complex problems into incremental deliverables that each bring value * Familiarity with cloud infrastructure (AWS preferred) and infrastructure-as-code (Terraform) * Proficiency using modern AI-assisted development tools in your day-to-day work * Experience driving cross-team projects and working with non-engineering stakeholders * Comfort with ambiguity and a strong sense of ownership WOULD BE NICE IF YOU ALSO HAVE * Experience with identity/authentication systems (OAuth, OIDC, session management) * Experience building multi-region systems with high availability goals * Experience developing AI-assisted engineering workflows or tooling WHY THIS ROLE * Scale: Your work reaches hundreds of millions of players across all Supercell games and services * Ownership: Small team, big responsibility – you'll shape technical direction, not just execute tickets * Impact: Supercell ID is foundational infrastructure; what you build matters to every game team and every player * Environment: High autonomy, low bureaucracy – we trust you to make good decisions WHERE YOU WILL BE * We're open to this role being based in either our Helsinki or London office. However, London-based individuals will be expected to travel regularly to Helsinki, as that is where the majority of this team is based. ––– That's it about the role! Below, we've gathered some things we feel are important for you to know. Totally optional, but a highly recommended read. Once you're ready to apply, just send us your application through the form on the bottom of the page. ––– ABOUT SUPERCELL Supercell is a games company from Helsinki, Finland, with offices also in San Francisco, Seoul, Shanghai, and London. You might know us as the makers of Hay Day, Clash of Clans, Boom Beach, Clash Royale, and Brawl Stars. Our mission is to create great games that as many people as possible play for years and that are remembered forever. So, how do we make great games? By putting together the best teams and giving them the freedom and independence to succeed. And by taking risks, failing, sharing learnings, and killing lots of projects. HEY, YOU MIGHT LOVE IT HERE! Independent cells and trust are at the core of our culture. But it takes more than that to make great games. We take good care of our people, providing them with the compensation, work environment, and resources they need to succeed while having fun along the way. YOU ARE NOT YOUR JOB TITLE ™ Here, you won’t need to focus on chasing titles or climbing ladders. Internally, our job titles don’t include prefixes like Senior, Junior, Principal, or Director. Recognition isn’t tied to your title, as it doesn't define the impact you can have around here. BENEFITS AND COMPENSATION Luring you in with glitter, glamour, and gems isn't what we're about. We want you to enjoy your time here fully, so we structure our compensation and benefits with that in mind. It starts with perceiving you as a human being, not a resource. RELOCATION? YES! No matter where you’re moving from, our dedicated mobility team and partners will support you throughout your move. We’ll ensure the process is as smooth as possible for you and anyone joining you – whether they’re family members of the human or animal kind! NOT SURE IF YOU SHOULD APPLY? Many candidates with great skills and experience second-guess themselves. The bar is high, but if this role excites you, apply! We’re here to help you succeed. Also, we're happy to learn about any specific accommodations you may need to fully engage in our recruitment process. Wishing you all the best, The Supercell Recruitment team

WE ARE LOOKING FOR AN EXPERIENCED SERVER ENGINEER TO JOIN THE BRAWL STARS TEAM. AS A SERVER ENGINEER AT SUPERCELL, YOU'LL BE EMBEDDED IN A GAME TEAM, ACTIVELY CONTRIBUTING TO GAME DESIGN AND DIRECTION. YOU'LL BE RESPONSIBLE FOR MAKING SURE THAT OUR TENS OF MILLIONS OF DAILY PLAYERS GET THE BEST, MOST UNINTERRUPTED EXPERIENCE POSSIBLE. IN THE BRAWL STARS TEAM YOU WILL BE WORKING CLOSELY WITH CLIENT PROGRAMMERS AND OTHER TEAM MEMBERS TO DEVELOP NEW GAME FEATURES. Communication between server engineers in different game teams is absolutely vital to our success. Our server engineers frequently share learnings – both successes and failures – across game teams to make each team better. You must be humble, pragmatic and willing to admit and explain your mistakes. That way, the next time something goes wrong, we'll all be better prepared. If you have experience of developing live systems and using virtualized computing, and you understand what it means to support a system with large user volumes, in addition to being interested and excited about game feature development – you might just be the person we're looking for! WHAT YOU'LL BE DOING * Design, implementation, deployment and maintenance of highly-scalable and available backends for live games * Work closely with client programmers and other team members to develop new game features and actively contributing to game design discussions * Contribute to best-practices on reliability and availability * Troubleshoot and tune high-volume sharded database systems * Periodically offer round-the-clock first-line support of the production environments, as part of a rotating on-call duty WHAT YOU HAVE * Prior experience in game development, enthusiasm towards games and game feature development in general * Strong experience in server-side Java, including concurrency and distributed systems. * Good experience with Linux shell and scripting languages * Database design and implementation skills, and good SQL knowledge * Familiarity with Cloud computing * Hands-on experience with cloud platforms (AWS, GCP or Tencent Cloud), including automation and Infrastructure as Code (e.g. Terraform) * Knowledge of networking, security, and cloud security practices * Proven ability to design and implement high-performance, scalable distributed systems in a production setting * Ability to think clearly under pressure. We aim for minimal downtime in our games, and you are expected to be able to respond to and troubleshoot a wide range of issues in a production environment. * Being passionate and committed to tasks, and in general an autonomous person with high levels of initiative and energy * An open and respectful attitude towards others and their work * A self-starter approach to use AI: you've found ways to use it in your day-to-day work, you experiment, figure things out and bring the same energy to every new challenge WOULD BE NICE IF YOU ALSO HAVE * Familiarity with ZooKeeper or similar coordination / service discovery systems * A track record of improving operational procedures (deployments, observability, incident response, runbooks) for production services * Knowledge of network protocols and non-blocking IO * Previous working experience on high-throughput live systems is a big plus. If absent, then at least a solid appreciation of the challenges involved is expected. * Experience in server development without application servers WHERE YOU'LL BE This role is based in our Helsinki Studio. ––– That's it about the role! Below, we've gathered some things we feel are important for you to know. Totally optional, but a highly recommended read. Once you're ready to apply, just send us your application through the form on the bottom of the page. ––– ABOUT SUPERCELL Supercell is a games company from Helsinki, Finland, with offices also in San Francisco, Seoul, Shanghai, and London. You might know us as the makers of Hay Day, Clash of Clans, Boom Beach, Clash Royale, and Brawl Stars. Our mission is to create great games that as many people as possible play for years and that are remembered forever. So, how do we make great games? By putting together the best teams and giving them the freedom and independence to succeed. And by taking risks, failing, sharing learnings, and killing lots of projects. HEY, YOU MIGHT LOVE IT HERE! Independent cells and trust are at the core of our culture. But it takes more than that to make great games. We take good care of our people, providing them with the compensation, work environment, and resources they need to succeed while having fun along the way. YOU ARE NOT YOUR JOB TITLE ™ Here, you won’t need to focus on chasing titles or climbing ladders. Internally, our job titles don’t include prefixes like Senior, Junior, Principal, or Director. Recognition isn’t tied to your title, as it doesn't define the impact you can have around here. BENEFITS AND COMPENSATION Luring you in with glitter, glamour, and gems isn't what we're about. We want you to enjoy your time here fully, so we structure our compensation and benefits with that in mind. It starts with perceiving you as a human being, not a resource. RELOCATION? YES! No matter where you’re moving from, our dedicated mobility team and partners will support you throughout your move. We’ll ensure the process is as smooth as possible for you and anyone joining you – whether they’re family members of the human or animal kind!   NOT SURE IF YOU SHOULD APPLY? Many candidates with great skills and experience second-guess themselves. The bar is high, but if this role excites you, apply! We’re here to help you succeed. Also, we're happy to learn about any specific accommodations you may need to fully engage in our recruitment process. Wishing you all the best, The Supercell Recruitment team