We tackle the most complex problems in quantitative finance, by bringing scientific clarity to financial complexity. From our London HQ, we unite world-class researchers and engineers in an environment that values deep exploration and methodical execution - because the best ideas take time to evolve. Together we’re building a world-class platform to amplify our teams’ most powerful ideas. As part of our engineering team, you’ll shape the platforms and tools that drive high-impact research - designing systems that scale, accelerate discovery and support innovation across the firm. Take the next step in your career. The role: As an AWS Cloud Engineer, you’ll design, build and operate the AWS infrastructure underpinning G-Research’s cloud workloads. You’ll own the AWS landing zone and core platform services, creating secure, scalable foundations that enable engineering teams to work efficiently and safely in the cloud. This is a hands-on role focused on delivery, automation and operational excellence, requiring deep technical understanding of AWS with a strong emphasis on security and user experience. Who are we looking for? Key responsibilities of the role include: Designing, building and maintaining the AWS landing zone and core platform services; Implementing and managing Infrastructure as Code using Terraform and AWS CloudFormation; Embedding security, compliance and governance controls across the platform; Developing automation and tooling to simplify cloud adoption and improve developer experience; Supporting monitoring, observability and incident response capabilities; Collaborating with internal teams to troubleshoot issues, optimise workloads and continuously improve the platform; Tracking AWS service updates and providing recommendations to stakeholders and consumer teams. The ideal candidate will have the following skills and experience: Excellent experience with key AWS services required to deploy, manage and audit a multi-account AWS organisation; Clear understanding of data perimeters within AWS and the tools available to implement and govern them; Familiarity with AWS hybrid networking architectures, including cross-account and cross-region connectivity; Experience with Terraform, Python and CI/CD tooling; Deep understanding of cloud computing principles, architectures and the services offered by AWS; Experience working in cross-functional teams and collaborating with stakeholders across different departments; Exceptional communication skills, with the ability to convey complex ideas and findings to both technical and non-technical audiences. The following skills and experiences are beneficial but not essential: Experience with AWS CloudFormation, including StackSets; Familiarity with customising AWS Security Hub and AWS Config rules for continuous compliance; Experience with HashiCorp Vault; AWS certifications, such as Solutions Architect or SysOps Administrator. Please note that contract applications for London based roles at G-Research are handled by one of our third party recruitment partners, so your application will be managed through them. G-Research is committed to cultivating and preserving an inclusive work environment. We are an ideas-driven business and we place great value on diversity of experience and opinions. We want to ensure that applicants receive a recruitment experience that enables them to perform at their best. If you have a disability or special need that requires accommodation please let us know in the relevant section.