> Markdown version of [/jobs/ext/4170109-senior-platform-engineer-selby-jennings](https://www.wearedevelopers.com/jobs/ext/4170109-senior-platform-engineer-selby-jennings). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior Platform Engineer - Selby Jennings

- **Company:** Yesterday By Efinancialcareers
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Business Systems, Cloud Computing, Continuous Integration, DevOps, Reliability Engineering, Software Engineering, Reliability of Systems, Containerization, Kubernetes, Software Coding, Terraform
- **Published:** October 15, 2026
- **Apply:** https://www.reed.co.uk/jobs/senior-platform-engineer-selby-jennings/57457966

## About the Role

* Proven experience as a Platform Engineer, DevOps Engineer, Site Reliability Engineer, or Infrastructure Engineer.
 * Strong background building platforms that support large engineering organisations.
 * Hands-on expertise with Kubernetes, Terraform, cloud infrastructure, and modern automation tooling.
 * Strong software engineering mindset with experience writing code to automate and solve infrastructure challenges.
 * Experience designing and operating scalable, production-grade platform services.
 * Deep understanding of CI/CD, observability, infrastructure as code, and cloud-native technologies.
 * Proven ability to work directly with engineering stakeholders and drive adoption of platform solutions.
 * Excellent communication skills with the ability to influence technical direction.
 * Strong ownership mentality, commercial awareness, and passion for continuous improvement.
 * A track record of delivering high-impact technical initiatives within complex environments.

## Description

They are looking for a Platform Engineer who thrives in high-performance environments and takes genuine ownership of the platforms, tooling, and infrastructure that empower engineering teams to move faster and operate more effectively. The ideal Platform Engineer will bring a strong builder's mindset, exceptional technical curiosity, and a passion for solving problems at scale. This is an opportunity for a Platform Engineer to work on challenging technical problems, shape the future of Platform Engineering, and gain significant autonomy, visibility, and career progression within a highly respected technology organisation., * Design, build, and evolve internal platform capabilities used by engineering teams globally.

 * Develop automation and self-service tooling that improves developer productivity and reduces operational overhead.
 * Enhance CI/CD, observability, and infrastructure platforms to improve reliability and scalability.
 * Build and maintain highly available cloud infrastructure supporting critical business systems.
 * Drive Platform Engineering best practices across software delivery, automation, and infrastructure management.
 * Partner with engineering teams to understand challenges and deliver solutions that improve workflows and efficiency.
 * Improve system resilience, security, and operational excellence across the technology estate.
 * Lead strategic platform initiatives from design through implementation and adoption.
 * Contribute to architectural decisions that shape the long-term direction of the engineering platform.