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Senior Back-end Engineer in Barcelona


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Job Description

The Crash team supports the new games studio in our collaborative studio mission to create and launch the next 1 billion dollar franchise. The team collaborates with game teams as well as shared tech teams in order to create and maintain the tech that enables the future of King's mobile game development.



As our Java Backend Developer you will be a part of a team with the mission to build and maintain technology to support the studio in creating our new franchises. This includes integrating with existing tech, developing new creative solutions for our games, investigating problems reported by the game teams and coaching fellow developers. You will work in close collaboration with our game teams and enjoy a creative, challenging and collaborative workplace where your ideas will be every bit as valued as your programming expertise.

You will work in a dynamic environment where work is driven by a changing studio portfolio and the requirements of the game teams. Therefore you should be a fast- learner with a positive attitude and a strong passion for working with new technology and be able to jump into any project to quickly adapt and resolve complex problems. You're excited about doing what's best for the games and adaptable enough to work on different things day to day based on their needs. You are passionate about the quality that you and the teams around you deliver automating and improving the processes whenever you can.


You have great passion for system development, new technologies, large scale systems and games in particular. You’re an excellent communicator, happy dealing with people from different business units and with varying degrees of technical savvy. Therefore, you’re able to translate business needs to technical requirements and implementation. You are not afraid to embrace our DevOps methodology: you promote your code to our production systems and look after it while in production. Other skills include:


  • Able to architect, design and implement components, features and systems in Java.

  • Excited about working on a live game product with a massive number of active users.

  • Knowledge of databases and general web development.

  • Able to support game servers from a Level 3 support perspective, investigating issues when escalated.

  • Experienced working with UNIX environments and Git.

  • Great communication between our dedicated ops team, client developers and other backend developers.

  • Ability to work with different teams and provide mentorship to junior developers

  • Experience with developing backend for mobile apps.



  • C# and Unity Knowledge.

  • Client development experience.

  • Experience with Gradle build systems.

  • Experience using Jenkins or other CI systems for automation.

  • Experience with Kubernetes and Docker

  • Familiarity with web protocols, application servers and web servers. 

About King

King is a leading interactive entertainment company for the mobile world, with people all around the world playing one or more of our games, including franchises such as Candy Crush, Farm Heroes, Pet Rescue and Bubble Witch.
We have 249 million monthly active users as of fourth quarter 2019 across web, social and mobile platforms. King was acquired by Activision Blizzard Inc. (Nasdaq ATVI) in February 2016 and operates as an independent unit of the

A Great Saga Needs All Sorts of Heroes

Making games is fun. Especially when you do it with people who share the same idea of what makes a good workplace great. We design games for everyone, no matter where they are or who they are, and we employ all sorts of people from all kinds of backgrounds to bring them to life. Truth is, we simply cannot expect diversity in our players and originality in our games without first nurturing it in our people. A great saga needs all sorts of heroes.

Making the World Playful

Making the World Playful is what inspires us to create new experiences and raise the bar. It’s what makes King a place where we can all dream bigger, continue to add innovation to our games, broadening the portfolio and exploring new territories in mid- core and casual. We take the art and science of gaming to the next level through our curiosity for the unexplored, passion for games, respect for each other and love for our players – and we’re not afraid to have fun along the way. In fact, together with our parent company Activision Blizzard and experts around the world, we believe having fun is good for you. There has never been a better time to join us. We're dreaming bigger and see a world of possibilities ahead. If you share our passion, our values, and our hunger to shape the future, join us in Making the World Playful!


About King

  • Games

  • Privately Held

  •  London, United Kingdom

  • 1001-5000 employees

  • 2003

King is a leading interactive entertainment company for the mobile world, with people all around the world playing one or more of our games.

We have developed more than 200 fun titles, and offer games in over 200 countries and regions. Our franchises include Candy Crush, Farm Heroes, Pet Rescue and Bubble Witch. We have 340 million average monthly unique users, as of second quarter 2015, across web, social and mobile platforms. 

At King, we design games with a broad appeal, which allow people to play for a moment, then move on with their day and pick up their game later. Our games are also synchronized across platforms, allowing players to switch seamlessly between devices and platforms and continue their game wherever they left off, so they can play anywhere, any time and on any device. For us, this is encapsulated in the idea of bitesized entertainment. 

King has game studios in Stockholm, Bucharest, Malmö, London, Barcelona, Berlin, Singapore, and Seattle, along with offices in San Francisco, Malta, Seoul, Tokyo and Shanghai.

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