Job Description:

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Join the team behind our brand-new game as a
Craft:
Technology & Development
Job Description:
Join the team behind our brand-new game as a Senior/Principal Unity Developer. Working closely with a small team of developers, you will help shape technical approaches and lead initiatives across core systems, architecture, tools, and development pipelines. Your work will help build a scalable and maintainable technical foundation for the game.
You combine deep technical expertise with strong judgment, making decisions that balance immediate development needs with the long-term health of the project. You are comfortable navigating ambiguity, solving complex problems, and turning broad goals into clear technical plans.
You are proactive, take responsibility for outcomes, and bring people together around a shared approach. You communicate effectively with technical and non-technical stakeholders and help other engineers grow through practical guidance and collaboration.
Your role within the Kingdom
You will take ownership of complex technical initiatives that span multiple systems and areas of the game. You will clarify requirements, define approaches, coordinate contributions, and drive delivery, remaining actively involved in architecture and implementation. You approach development with a service-oriented mindset, ensuring that the systems and tools you build enable others and support a stable and scalable product.
You will collaborate with engineers, designers, and other disciplines to understand their needs and identify opportunities to improve systems, workflows, tooling, and pipelines. You will provide technical guidance across the codebase and help resolve challenging problems, moving comfortably between high-level design and implementation details.
You will strengthen the engineering team by mentoring engineers,



sharing knowledge, and helping establish practical standards for code quality, performance, and maintainability. You will support others in taking ownership and making sound technical decisions, while driving improvements in how we build and operate our technology.
Skills to create thrills

Extensive software development experience
Strong experience with Unity and C#
Strong understanding of software architecture and the ability to quickly adapt to new codebases
Experience working with complex codebases and scalable systems
Experience creating and supporting tools and pipelines for game development
Experience with mobile development and platform best practices
Ability to collaborate effectively across disciplines, including designers and engineers
Excellent verbal and written communication skills
Flexibility and the ability to manage multiple priorities
A proactive mindset and the ability to drive initiatives independently
A desire to learn, grow, and continuously improve
A passion for games

Bonus skills

Experience extending the Unity Editor
Experience optimizing runtime performance, especially on mobile
Experience with procedural world generation
Versatility across multiple areas of game development, such as game design, rendering, world building, feature development, and tools
Experience with full-stack development

About King
With a mission of Making the World Playful, King is a leading interactive entertainment company for the mobile world with more than 20 years of history of delivering some of the world’s most iconic games in the mobile gaming industry, including the world-famous Candy Crush franchise, as well as other mobile titles such as Farm Heroes Saga. Around 200 million people play a King game every month. King, part of Microsoft (NASDAQ: MSFT), has Kingsters in Stockholm, Malmö, London, Barcelona, Berlin, Dublin, San Francisco, New York, Los Angeles and Malta. xcskxlj More information can be found at or by following us on LinkedIn and @lifeatking on Instagram.
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📌 Senior/Principal Unity Developer | New Games (Barcelona)
🏢 King
📍 Barcelona