Java Developer - Backend

Salary: £? - ? per year

Requirements

• We want someone with a strong passion for system development, new technologies, large-scale systems, and games.
• We need an excellent communicator who is comfortable working with people across different business units and technical levels.
• We expect the ability to translate business needs into technical requirements and implementation.
• We need experience architecting, designing, and implementing components, features, and systems in Java.
• We value the ability to design technical solutions that balance SOLID and KISS principles.
• We are looking for someone excited to work on a live game product with a large active user base.
• We need knowledge of databases and general web development.
• We expect experience supporting game servers from a Level 3 support perspective and investigating escalated issues.
• We require experience working in UNIX environments and with Git.
• We value experience working with custom tech stacks and collaborating with developers outside the immediate team when needed.
• We need strong communication skills across our ops team, client developers, and other backend developers.
• We want someone able to work with different teams and provide mentorship to junior developers.
• We require experience developing backend systems for mobile apps.
• Desired: experience with C# and the Unity engine.
• Desired: experience with Gradle build systems.
• Desired: experience using Jenkins or other CI systems for automation.
• Desired: experience with Kubernetes and Docker.
• Desired: experience with GCP/GKE.
• Desired: experience with Kafka and BigQuery.

Responsibilities

• Build and maintain technology that supports our studio in creating new games.
• Integrate with existing technology and develop new creative solutions for our games.
• Investigate problems reported by our game teams.
• Coach and mentor fellow developers.
• Work closely with our Unity developers in a creative, challenging, and collaborative environment.
• Architect, design, and implement Java backend components, features, and systems.
• Support our game servers and investigate issues when escalated to Level 3.
• Collaborate with our dedicated ops team, client developers, and other backend developers to resolve technical issues.
• Reach out to developers outside the immediate team when needed to support custom tech stacks.

Technologies

• Architect
• BigQuery
• Backend
• C#
• Docker
• GCP
• Git
• Gradle
• Support
• Java
• Jenkins
• Kafka
• Kubernetes
• Mobile
• Unix
• Unity
• Web
• Cloud
• GameDev

More

We are hiring for a Senior Backend Engineer / Java Backend Developer role based in London, with a full-time 40-hour schedule on a 6-month duration. The role offers a hybrid setup with 2-3 days in London or the option to work 100% remotely. You will be supporting our new generation of games and helping us challenge and refine the way we work with internal technology. This is a creative and collaborative environment where your ideas will be valued alongside your programming expertise.

last updated 30 week of 2026