Senior Platform Engineer (DevOps)

Salary: £65,000 - 80,000 per year

• Were looking for strong hands-on Azure experience across IaaS and PaaS, including a track record of diagnosing complex production faults.
• You should understand how compute, networking, DNS, identity and storage interact, and be confident investigating problems across these areas.
• Were looking for practical experience with Azure application services such as App Service, Container Apps, Functions or API Management.
• You should have experience writing and maintaining Terraform, including modules, state management and safely changing existing environments.
• You should have experience building or maintaining CI/CD pipelines in Azure DevOps or GitHub Actions, and working with Git branches, pull requests and code review.
• You should be able to write useful automation in PowerShell, Python or another scripting language.
• We value clear communication with customers and colleagues, sound judgement during incidents, and the ability to deliver agreed engineering work independently.
• Experience in an MSP, consultancy, SaaS business or development team would be useful.
• Experience supporting regulated customers or working across multiple customer environments would be useful.
• Familiarity with Azure Monitor, Application Insights, KQL or OpenTelemetry would be useful.
• Experience with multi-tenant architecture and tenant isolation would be useful.
• Experience deploying or operating AI and LLM-based services would be useful.
• Relevant Microsoft certifications, such as AZ-104, AZ-305 or AZ-400, would be useful; well fund relevant certifications you want to work towards.

• We need you to act as a senior technical escalation point for complex and high-impact Azure incidents across customer environments.
• Investigate faults across infrastructure and application services, including compute, networking, DNS, identity, storage and service dependencies.
• Work with other engineers to investigate faults, restore service and communicate findings and next steps.
• Follow significant incidents through to root cause and turn findings into improvements to configuration, monitoring, automation and operational guidance.
• Share your expertise through practical troubleshooting, technical reviews and mentoring.
• Participate in an on-call rota as part of delivering production systems.
• Build and maintain Azure environments using Terraform, including reusable modules, state management and drift remediation.
• Develop and improve CI/CD pipelines in Azure DevOps and GitHub Actions.
• Work with developers to refine requirements, break work into manageable tasks and deliver changes through pull requests, testing and release.
• Automate recurring tasks and replace manual processes with dependable, repeatable solutions.
• Contribute to technical designs and help make practical decisions about reliability, security, performance and cost.
• Produce clear documentation and handovers so our wider team can support what you build.
• Build and operate the Azure environments supporting our AI products and customer deployments.
• Develop deployment pipelines across development, testing and production, including isolated client environments.
• Implement networking, identity, secrets management and access controls.
• Improve monitoring, alerting and visibility into service performance and cost, including AI consumption.
• Help developers investigate production issues and use operational experience to improve engineering practices.

• AI
• API
• Azure
• CI/CD
• Cloud
• DevOps
• Git
• GitHub
• IaaS
• Support
• LLM
• OpenTelemetry
• PaaS
• PowerShell
• Python
• Security
• Terraform

More:

Synextra is an independent Azure specialist supporting regulated UK businesses, including law firms, mortgage lenders and financial services organisations. Were small by design and focus on technical depth, customer service and taking responsibility for the environments we run. Alongside managed cloud services, our AI engineering team builds agent products for the same customers. This permanent, full-time role spans our cloud engineering team, client projects and AI engineering team, combining operational support with planned development and automation. Customer support and planned engineering delivery are both substantial parts of the role; we work across teams to agree priorities, communicate when urgent work affects delivery and follow tasks through to completion. We value calm problem-solving, good questions and sharing what we learn. The salary is £65,000–£80,000, depending on relevant experience and capability. The role is hybrid, based at our Birchwood Park office in Warrington, and is 37.5 hours per week. We fund relevant Microsoft certifications and offer varied technical work across customer environments, cloud projects and AI products, as well as direct access to leadership and the opportunity to influence technical decisions and working practices.

last updated 43 week of 2026