Principal Software Developer - C++/Test Automation

King

Barcelona, Malmö or Stockholm

Craft the Future of Mobile Gaming

Do you want to shape the future of the world’s most beloved mobile games? Are you ready to influence technology direction, mentor others, and architect solutions that reach hundreds of millions of players?

We’re looking for a Principal Software Developer to join the Game Production Integration team. You’ll operate at the intersection of technology strategy and game development, driving technical excellence across King’s portfolio, whilst contributing to the overall quality of our deliveries by driving test automation.

Your Role within Our Kingdom

As a Principal Developer, you will be a key technical leader and influencer — setting standards, shaping long-term architecture, and enabling teams across King to build scalable, high-quality, and fun experiences. You will:

Contribute to Technical Strategy: Contribute to and help drive the technical direction for how King’s internal tech integrates into our game studios. Join our Tech Directors in championing scalable architectures and best practices across platforms;
Engineer and Adapt: Design and implement solutions that empower game teams to adopt and extend King’s technology effectively, ensuring optimal performance, reliability, and developer experience;
Mentor and Inspire: Serve as a technical mentor and role model for senior developers across the organization, fostering a culture of learning, collaboration, and continuous improvement;
Partner and Influence: Collaborate closely with cross-functional teams — including internal platform, tools, and game teams — to align on priorities and deliver impactful solutions across multiple titles;
Problem-Solve at Scale: Anticipate technical challenges, troubleshoot complex issues, and guide teams in resolving them efficiently.

You’ll act as both a hands-on expert and a strategic influencer, ensuring our technology ecosystem scales with our creative ambitions.

Skills to Create Thrills

Extensive professional experience in C++ development, with a deep understanding of performance, memory management, and cross-platform considerations;
Proven expertise in Android and iOS development and mobile platform optimization;
Stewarding technical initiatives that span multiple teams or game projects;
Strong communication and collaboration skills, with a proven ability to work across disciplines;
Passion for mentorship, enabling others to grow and succeed;
A customer-centric mindset, ensuring technology serves both developers and players effectively;
Experience working with test automation throughout the development cycle, with the technical skills to build robust and adaptable solutions.