> Markdown version of [/jobs/ext/1868873-senior-platform-engineer](https://www.wearedevelopers.com/jobs/ext/1868873-senior-platform-engineer). 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 - **Company:** Thorn SDS - **Location:** Hereford, UK (Remote available) - **Experience:** Expert - **Salary:** £78,662.0 - **Contract:** Permanent contract - **Skills:** Amazon Web Services, Systems Engineering, Microsoft Azure, Bash Shell, Cloud Computing, Cyber Security, Continuous Integration, Linux, DevOps, Python (Programming Language), OpenShift, Windows PowerShell, Reliability Engineering, Ansible, Prometheus, Zero Trust Network Access, Software Engineering, Private Cloud Environment, Pulumi, Istio, Grafana, Containerization, Gitlab-ci, Kubernetes, Hashicorp, Terraform, Docker, Legacy Systems, Jenkins - **Published:** August 1, 2026 - **Apply:** https://www.adzuna.co.uk/jobs/details/5823035297 ## About the Role You'll be an experienced Platform Engineer, DevOps Engineer or Site Reliability Engineer who enjoys solving complex technical challenges. You'll ideally have experience with: * Linux and/or Windows administration. * Scripting and automation using Bash, Python or PowerShell. * Cloud platforms including AWS, Azure, MODCloud or private cloud environments. * Kubernetes, OpenShift, Docker and modern container platforms. * Infrastructure as Code and CI/CD tooling. * Secure platform engineering and defence or enterprise security standards. * Agile delivery environments. Desirable Experience We're particularly interested if you also have experience with: * CKA, CKAD, AWS/Azure DevOps Engineer, CISSP, Security+ or similar certifications. * HashiCorp Vault, Istio or Zero Trust architectures. * Secure enclaves, cross-domain solutions or air-gapped environments. * Defence, MOD, intelligence or other high-assurance engineering environments., Applicants must have the right to work in the UK and either already hold, or be eligible to obtain, a high level of UK National Security Clearance. ## Description Based full-time at a secure site in Hereford, you'll play a key role in designing, building and supporting secure platform services that enable the delivery of mission-critical applications. This role is fully onsite due to the secure nature of the environment and offers the opportunity to work on systems that cannot be accessed remotely. Working alongside specialists in DevOps, software engineering, cybersecurity and systems engineering, you'll help deliver highly available, scalable and secure infrastructure across modern and legacy environments. What You'll Be Doing * Designing and building secure, automated and scalable platform environments. * Managing infrastructure using Infrastructure as Code, including Terraform, Ansible or Pulumi. * Creating and improving CI/CD pipelines using GitLab CI, Jenkins or Azure DevOps. * Working closely with software engineering teams to deliver reliable, repeatable deployment environments. * Deploying and supporting Kubernetes, OpenShift, Docker and other container technologies. * Monitoring platform health, performance and security using tools such as Prometheus, Grafana and ELK. * Ensuring infrastructure complies with defence and security standards and related frameworks. * Contributing to platform hardening, threat modelling and incident response activities. * Supporting the migration of legacy systems into modern, secure platforms across connected and air-gapped environments. ## Related Videos - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Hosting a modern justice system](https://www.wearedevelopers.com/videos/332-hosting-a-modern-justice-system) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Rate-limiting using eBPF and Istio: How to protect your SaaS customers from themselves](https://www.wearedevelopers.com/videos/100220-rate-limiting-using-ebpf-and-istio-how-to-protect-your-saas-customers-from-themselves) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Docker build without Docker](https://www.wearedevelopers.com/videos/100114-docker-build-without-docker) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)