Technical Designer - RuneScape: Dragonwilds

Office location: Cambridge, UK – This position can accommodate flexible working options, including predominantly remote work. However, applicants should be based (or willing to relocate) within a comfortable commuting distance of our office to attend onsite as required.

Are you a hands-on designer who thrives at the intersection of gameplay and systems, and loves getting stuck into engine prototyping?

As a Technical Designer on Rune Scape:
Dragonwilds , our open-world survival crafting game currently in early access and built in Unreal Engine 5, you’ll work closely with the Lead Designer to create gameplay systems that shape the moment-to-moment player experience. You’ll be prototyping, iterating, and tuning mechanics that span traversal, combat, encounters, and more.

This role is ideal for someone who loves scripting, collaborating with cross-discipline teams, and solving gameplay problems creatively. You’ll help bridge the gap between engineering and design, ensuring that the systems we create are not only exciting and intuitive to play, but technically viable and scalable.

• Prototype, refine, and implement new gameplay systems and features that support the vision of the Lead Designer.
• Translate vision documents and feature specs into detailed technical and design specs.
• Build and iterate in-engine (UE5), using Blueprint scripting to bring mechanics to life quickly and cleanly.
• Collaborate across disciplines—including animators, engineers, and designers, to deliver high-quality, playable content.
• Define gameplay variables and tuning systems to support easy balancing and iteration.
• Establish quality benchmarks for design implementation, setting the bar for reusability and polish.
• Create and maintain documentation on systems, tools, and best practices.
• Contribute to improving team workflows and pipelines for faster, more efficient development.
• Help develop player-facing features that feel great, from combat pacing and responsiveness to feedback systems and traversal mechanics.

• Demonstrable experience working on gameplay features, ideally within an action, adventure, or survival title.
• Proven professional games industry experience and proficiency with Unreal Engine 5 and Blueprint scripting.
• Experience working on networked or multiplayer features, with an understanding of Blueprint replication.
• A strong sense for gameplay feel, polish, and iteration, particularly around combat and player movement.
• Ability to work cross-discipline with excellent communication and collaboration habits.
• Comfortable working in a feedback-driven environment and iterating based on input from leads and peers.
• Passion for delivering satisfying, intuitive gameplay that players will love.

When you join Jagex you can look forward to a generous Perks & Benefits package including:

• Private Healthcare, including Dental Plan.
• Minimum 6% Pension contributions.
• Employee Assistance Programme & onsite Counselling.
• Life Insurance.
• Discretionary annual performance bonus.
• 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!

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,…