Senior Build Tools Engineer

Salary: £43,000 - 83,000 per year

Requirements:

• Strong experience designing, operating and improving build systems, CI/CD pipelines or DevOps platforms at scale.
• Strong programming ability in C++, plus C# or an equivalent scripting language.
• Deep debugging skills across complex multi-component systems.
• Experience with console automation (PS5/Xbox).
• Experience with online store APIs (e.g. Steam/MS).
• Familiarity with Perforce or similar version control systems in large team environments.
• Familiarity with branching strategies and their application in large-scale, multi-project environments.
• Strong communication skills, with the ability to influence across disciplines and engineering leadership.
• Comfortable balancing hands-on technical work with broader architectural thinking.
• Experience with hardware build farms, build node provisioning and cost-effective on-prem resource management.
• Strong understanding of build storage, archiving strategies and performance constraints.
• Experience with large-scale CI environments.
• Experience in improving tooling UX, dashboards, and workflow automation.

Responsibilities:

• Own and drive the evolution of our multi-project build pipelines, including pre-submit, post-submit, scheduled tests, console and PC workflows.
• Define and drive improvements in CI reliability, error detection, logging standards and quality guardrails in CI.
• Strengthen the development and reliability of deployment pipelines that deliver builds to internal teams, QA and external platforms, ensuring consistent and repeatable releases across all target destinations.
• Design, build and maintain backend services such as build storage infrastructure, symbol servers, archiving systems and dashboards, ensuring they scale with studio demand.
• Write and review production-ready code, primarily in C++ and C#, setting expectations for quality, maintainability and testing.
• Join the rotating weekly support responder role to triage build/test issues across all infrastructure channels.
• Establish key metrics and dashboards that surface issues early, track reliability trends, and demonstrate measurable improvement over time.
• Identify bottlenecks in hardware utilisation, storage strategy, CI capacity, and build roadmap to address them.
• Support other engineers, contributing to knowledge sharing, documentation, and improved engineering practices.
• Work with the test automation team to integrate comprehensive quality gates into CI workflows, ensuring fast and actionable feedback for development teams.

Technologies:

• Backend
• C#
• CI/CD
• DevOps
• Hardware
• Support
• UX UI Design
• NodeJS
• GameDev

More:

We are Creative Assembly, a studio that cares deeply about the experiences we create and puts players at the heart of our decisions. We are all game makers, and we support significant contributions from every role through skills development and growth opportunities. This is a hybrid role based in our Horsham studio, with 1–2 days per week on site to collaborate closely with the team and stay connected to on-site workflows. We offer benefits including a temporary Work from Anywhere period each year, enhanced holiday allowance, maternity and paternity breaks, flexibility with core hours and no-notice holidays, a performance-based discretionary bonus scheme, a bespoke relocation package for you and your dependents, private medical and dental insurance, life insurance, free health care screening, free games, work parties, technology discounts, and wellbeing support with virtual confidential counselling. We are an equal opportunities employer and our studio sites have disabled access. Our summary location is Horsham, RH12 1JW, and this is a full-time role.

last updated 36 week of 2026