Senior Software Engineer (infrastructure focused)

Job Title: Senior Software Engineer Location: London About The Role My client are looking for a senior software engineer with a strong background in infrastructure, DevOps, and security best practices, along with advanced Python development skills. In this role, you’ll play a pivotal part in designing and leading infrastructure focused projects, helping them scale and secure. You’ll be joining a high performing, cross functional engineering team where infrastructure is a first class concern. You’ll have ownership of critical systems and the opportunity to define how they build and operate in production. What You’ll Do - Lead the architecture and implementation of infrastructure projects end to end - Champion DevOps and security best practices across the engineering teams - Design and build tools and automation to support deployment, monitoring, and scaling - Collaborate with product and engineering teams to ensure infrastructure supports business goals - Improve observability, incident response, and system reliability - Help shape our cloud strategy, ideally with experience in AWS account and resource management Requirements - 5+ years of experience as a software engineer with a focus on infrastructure or DevOps - Advanced skills in Python and experience writing production grade code and tools - Proven experience leading infrastructure or platform engineering projects from start to finish - Solid understanding of cloud infrastructure, ideally with hands-on experience in AWS - Strong knowledge of security best practices, including secrets management, access control, and compliance frameworks - Comfortable working in a hybrid team environment (3 days a week onsite in London) - Experience with Terraform, Kubernetes, or CI/CD pipelines - Familiarity with observability tooling (e.g. Prometheus, Grafana, Datadog) - Experience mentoring or leading other engineers