Senior Engineer | Candy Crush Soda Saga

Xbox Media Solutions (Formerly Activision Blizzard Media); Barcelona; On-site; EUR 70,000 - 90,000; Full time

Job summary

King invites a Senior Software Engineer to join the Kingdom. You will design, implement, and maintain new systems and game features in C++, building scalable solutions for Candy Crush Soda Saga and related titles.

You’ll work on large codebases, take ownership end-to-end, collaborate with engineers, designers, and product teams, and help optimize performance and maintainability across mobile platforms.

Qualifications

• Highly proficient in C++, with experience working in large codebases.
• Comfortable taking ownership of systems or features end‑to‑end.
• Passionate about building high-quality, polished solutions.
• Skilled at breaking down complex technical challenges into manageable tasks.
• Collaborative and proactive, with strong communication skills.

Responsibilities

• Designing, implementing, and maintaining new systems and game features.
• Building high-quality, maintainable, and scalable C++ solutions.
• Working with large and complex codebases.
• Improving existing systems, architecture, and technical foundations.
• Taking ownership of features and systems from concept through production.
• Collaborating closely with engineers, technical leaders, designers, and product teams.
• Optimizing performance, scalability, and maintainability.
• Contributing to technical strategy and best practices.
• Coaching and mentoring other engineers.

Skills

C++ proficiency

Ownership of features

Working in large codebases

Collaborative problem solving

Communication skills

Job description

Craft:

Job Description:

Want to create the world’s best mobile games?

We’re looking for a Senior Software Engineer to join our Kingdom. Our games are adored by hundreds of millions of people around the world, and you’ll be helping build the systems, features, and technology that make them play brilliantly on any platform.

Your role within the Kingdom

If you want to create amazing user experiences and entertainment for millions of players on the go, this is the right job for you.

Within Candy Crush Soda Saga, we’re hiring Senior Software Engineer for team that works with player-facing gameplay features and experiences.

The team focuses on building engaging player-facing systems and experiences that sit on top of the core gameplay loop, including:

• Competitions

• Progression systems

• Social and collaborative features

• Live game experiences

This role is ideal for engineers who enjoy feature development, product impact, and creating experiences directly used by millions of players.

You’ll work in a creative, collaborative environment where your ideas are valued as much as your technical expertise.

Your responsibilities will include

• Designing, implementing, and maintaining new systems and game features

• Building high-quality, maintainable, and scalable C++ solutions

• Working with large and complex codebases

• Improving existing systems, architecture, and technical foundations

• Taking ownership of features and systems from concept through production

• Collaborating closely with engineers, technical leaders, designers, and product teams

• Optimizing performance, scalability, and maintainability

• Contributing to technical strategy and best practices

• Coaching and mentoring other engineers

Skills to create thrills

We equally value a passion for making great games, strong hands‑on coding experience, technical ownership, and collaborative problem solving.

Are you a passionate and creative teammate? You are:

• Highly proficient in C++, with experience working in large codebases

• Comfortable taking ownership of systems or features end‑to‑end

• Passionate about building high-quality, polished solutions

• Skilled at breaking down complex technical challenges into manageable tasks

• Collaborative and proactive, with strong communication skills

Bonus points

• Experience in the games industry

• Experience with Android or iOS development

• Experience working with memory/performance‑critical applications

• Experience working with large‑scale or legacy systems

• Experience with graphics programming, rendering, or optimization

• Experience building tools or frameworks

• Experience with scripting languages

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. More information can be found at King.com or by following us on LinkedIn and @lifeatking on Instagram.