[Hiring] Build Engineer @Jagex: The RuneScape Company

Role Description

Looking for a build engineering role where your work directly shapes how a live MMO reaches players every week? As a Build Engineer on Old School RuneScape, you’ll play a central role in keeping one of the world’s most successful live MMOs moving at pace. Working within a cross-disciplinary game team, you’ll help power the systems, pipelines and deployment workflows that allow OSRS to deliver frequent, high-quality updates to a global player base.

This is an exciting opportunity because your work won’t sit in the background unnoticed - it will directly support the weekly release cadence of a hugely loved live game. At Jagex, this role offers the chance to take real ownership of build and deployment technology in a unique MMO environment, shaping how teams develop, test and ship at scale.

• Maintain and improve build and deployment systems that keep Old School RuneScape releases reliable, consistent and fast.
• Support the evolution of CI/CD pipelines and workflows, helping modernise how the game is built, tested and delivered.
• Help power OSRS’s weekly release cadence, enabling the team to ship updates smoothly and with confidence.
• Create automation and scripting in Python, Bash and other languages to remove friction from development and testing.
• Improve monitoring, debugging and visibility across pipelines so issues can be identified earlier and resolved faster.
• Lead and evolve the client and server deployment integration that underpins how Old School RuneScape is delivered.
• Research and introduce modern tooling and approaches that strengthen pipeline resilience and simplify release processes.
• Take ownership of this technology area, sharing knowledge with the wider team and helping raise build and deployment standards.

Qualifications

• Demonstrable proficiency in scripting with Python and/or Bash.
• Proven experience working with build tooling and CI/CD systems, including Bamboo or similar platforms.
• Strong experience with version control tools such as Git and Perforce.
• Track record of improving build, deployment or automation workflows in a live development environment.
• Demonstrable understanding of modern development practices, with experience evaluating custom-built versus off-the-shelf solutions.
• Strong experience solving technical problems within complex or specialised technology stacks.
• Professional experience working in games development, with experience on a large-scale MMO game being a strong bonus.
• Being comfortable with other languages such as Java, C++ or Perl is a bonus.

Benefits

• 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!

Right to Work Statement

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.