Job Description

Edison Smart is working with a global iGaming studio that is continuing to invest in the growth of its Game Design team. As part of this expansion, we're looking for an experienced Senior Slot Game Designer to take ownership of designing innovative, engaging slot games from concept through to launch.

This is an opportunity to join a collaborative international team where you'll combine creativity, mathematics and player psychology to deliver market-leading slot experiences played by audiences around the world.

The Role

As a Senior Slot Game Designer, you'll be responsible for designing engaging gameplay experiences that balance entertainment, mathematical integrity and commercial performance.

Working closely with mathematicians, producers, artists and engineers, you'll develop innovative mechanics, build mathematical models and use player data to continually optimise game performance.

Responsibilities

• Design and own slot game concepts from ideation through to launch.
• Create innovative mechanics, features, themes and bonus games that maximise player engagement.
• Develop and validate mathematical models including RTP, volatility, hit frequency and risk/reward balancing.
• Collaborate with mathematicians to refine gameplay mechanics and optimise player experience.
• Produce detailed Game Design Documents (GDDs) and clearly communicate gameplay vision across multidisciplinary teams.
• Work closely with Product, Engineering, Art and Audio teams throughout development.
• Analyse player behaviour and post-launch performance data to drive future game improvements.
• Playtest games throughout development, providing structured feedback on gameplay, pacing, UI and player experience.
• Support stakeholders by presenting game concepts and explaining core mechanics.

Requirements

• 4+ years' experience designing successful slot games within the iGaming industry.
• Strong understanding of probability, statistics and slot mathematics.
• Advanced Excel skills for modelling and simulations.
• Proven experience balancing RTP, volatility and player engagement.
• Strong understanding of player psychology and retention mechanics.
• Experience creating comprehensive Game Design Documents.
• Excellent communication and stakeholder management skills.
• Portfolio showcasing released slot titles.

Nice to Have

• Degree in Mathematics, Game Design or similar.
• Experience with storyboarding or visual design tools.
• Experience working within regulated gaming markets.