Junior Cloud Reliability Engineer

Office location:
Cambridge, UK – This position can accommodate flexible working options. Candidates must be based (or be willing to relocate) within a comfortable commuting distance of our Cambridge office to attend onsite as required.

• Learn our backend infrastructure which will cover game world systems, networking, build pipelines, version control, data center hardware, and cloud infrastructure.
• Handle day-to-day support requests and troubleshoot issues across our live systems, escalating quickly when needed and following up to understand the root cause.
• Support development teams in managing cloud-native workloads and consuming our cloud platform through Infrastructure-as-Code.
• Contribute to the management of our Linux virtual machine fleet, including monitoring, configuration management, and workload optimisation.
• Participate in incident response and post-mortems, developing your understanding of how complex systems fail and how to make them more resilient.

• Comfortable working in a Linux terminal environment and writing bash scripts.
• Familiarity with at least one programming language such as Python - we’re open to any language if you can demonstrate how you think through problems.
• A solid understanding of networking concepts and the OSI model.
• A genuine problem-solving mindset - you enjoy working through complex issues, aren’t satisfied with surface-level answers, and naturally ask how and why things work the way they do.
• Good communication skills and a desire to keep learning, including the confidence to ask questions and challenge existing approaches.
• Prior infrastructure or SRE experience is a plus.

• Private Healthcare, including Dental Plan.
• Discretionary annual performance bonus.
• Minimum 6% Pension contributions.
• Life Insurance.
• Enhanced family leave policies from day 1.
• Flexible working hours.
• 25 days annual leave + Bank holidays & the option to buy/sell holidays + so much more!

This role is only open to applicants who have the permanent right to work in the UK. We are unable to provide or take over visa sponsorship for this position, either now or in the future. Applicants must therefore be able to demonstrate their ongoing eligibility to work in the UK without the need for employer sponsorship.

We are Jagex:
The Rune Scape Company. Home to one of gaming’s most enduring success stories. We create deep, community-powered games with worlds that evolve, inspire, and endure. Our flagship MMORPG franchise, Rune Scape, has welcomed over 300 million player accounts, inspiring generations of players across PC and mobile for 25 years.

As we begin our 26th year, we are accelerating our strategy to expand Rune Scape into a broader ecosystem of forever games and connected experiences, grounded in a renewed commitment to integrity and fair play. This includes the reduction of monetisation mechanics, as well as the launch of Rune Scape:
Dragon Wilds into Steam Early Access in 2025, representing a major step in building a multi-genre future for the Rune Scape universe. We remain focused on building enduring worlds, empowering player-led innovation, and laying the foundations for the boldest era in Rune Scape’s history. For more information, visit  .

Headquartered in Cambridge, United Kingdom, we are home to passionate creators, storytellers, engineers, and even a few dreamers, all united by a single mission to shape the future of online worlds and empower players to make them their own. We’re looking for people to join us who share our ambitions and values. We foster an inclusive workplace built on trust, autonomy, and a shared passion for creating experiences that inspire our communities.

Our values guide everything we do:
We Embrace Fellowship by collaborating and sharing openly. We Hone our Craft by always learning and improving;
We Honour our Vows by being honest and transparent;
We are our Customers’ Heroes by striving to understand our team & player needs, and We Seize The Day by making the most of every opportunity.

Join us. The next era of Rune Scape and the next chapter of Jagex:
The Rune Scape Company starts now.

We are committed to providing equal opportunities and creating an environment where everyone can thrive. We welcome applications from all backgrounds, and we recruit, develop, and promote based on merit and ability.

If you require any reasonable adjustments to support you during the recruitment process, please let us know when you’re invited to interview.visa sponsorship for this role. Applicants must have the right to work in the UK.