Senior Game Designer (Strategy Mobile Title) - Remote

About the role

The Collective Ace Group, a service hub in the gaming industry, is looking for an experienced Senior Game Designer to help shape the core systems of a strategy mobile title. You will own key gameplay systems and drive player engagement through economy design, progression tuning and live-ops integration, working in an international team with Product, Engineering, Art and Analytics, and mentoring growing designers.

Key responsibilities

• Design and iterate on core strategy mechanics: exploration, resource economies, tech progression and combat systems
• Balance progression curves, difficulty scaling and reward structures for mobile sessions
• Create design documentation, flowcharts, wireframes and system specifications
• Prototype mechanics (paper or in-engine) to validate design hypotheses
• Work with Engineering and Art to implement and polish features
• Partner with LiveOps and Analytics to define KPIs and design A/B tests
• Analyse player data and feedback to optimise mechanics, economy and monetisation
• Support QA with scenario testing and balance validation
• Mentor junior designers through design reviews, feedback sessions and documentation standards
• Lead design discussions and advocate for player-first solutions

Required profile

• 5+ years of game design experience with at least one shipped title
• Strong understanding of strategy/RPG economies, progression systems and meta-loops
• Experience with live-service games (events, seasons, retention mechanics)
• Familiarity with F2P monetisation and game economies
• Experience leading feature development from concept to launch; mobile game design background preferred
• Strongly preferred: experience with strategy, 4X or grand strategy titles

Required skills

• Design tools such as Excel/Sheets, Miro, Figma and Notion
• Comfortable with KPIs, player metrics and data-driven iteration
• Nice to have: basic scripting/prototyping (Lua, Python, C#), hands-on Unity, community engagement, experience managing small design teams

What we offer

• A global team of industry veterans from leading gaming and tech companies
• High-impact projects shaping the player experience
• Flexible hours and fully remote work
• Competitive compensation with a clear growth path
• Autonomy and ownership in a dynamic, entrepreneurial culture