This range is provided by Nixor. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay rangeDirect message the job poster from NixorWe’re supporting a fast-growing SaaS business that’s scaling quickly, having just passed £1m ARR and aiming to double that over the next 12–18 months. Their platform underpins a busy field engineering operation, and with growth comes complexity. They now need a DevOps / Systems Engineer to take full ownership of the infrastructure, replacing a consultant who’s been guiding things part-time.This is a hands-on role where you’ll set the standards, bring structure, and build the foundations the team needs for the next phase of growth. It’s a chance to join early on that journey, take ownership of systems end-to-end, and be trusted to shape how the platform scales.The RoleOwn and run the AWS infrastructure that powers the entire platform.Act as the bridge between development teams and live operations, ensuring smooth and reliable delivery.Automate wherever possible. From deployments to monitoring to disaster recovery.Take a structured approach to systems architecture and set best practices for scalability and reliability.Over time, grow into a leadership role as the business scales, with the opportunity to build and manage a team underneath you.Key ResponsibilitiesBuilding out event-driven architecture with Lambda, Step Functions, EventBridge, SNS.Owning CI/CD pipelines for .NET/C# applications.Monitoring performance and health with New Relic, CloudWatch, Firebase.Ensuring third-party integrations run reliably and securely.Automating processes with PowerShell.Overseeing failover, backup, and disaster recovery plans.Working closely with the security lead to meet modern cyber standards.What we’re looking forProven background as a DevOps Engineer or Systems Administrator in AWS.Strong Microsoft stack knowledge (Windows Server, IIS, .NET/C#, SQL Server).Hands-on with AWS core services (EC2, RDS, S3, VPC, IAM).Experience with serverless (Lambda, EventBridge, Step Functions).Built and maintained CI/CD pipelines.Confident with scripting (PowerShell).Infrastructure as Code (Terraform or CloudFormation).You’ll be taking over from a consultant and given full ownership of the infrastructure.A growth journey: the business is targeting £3–4m ARR in the next few years with a clear plan for scaling.A culture of low churn, regular team socials, and company-wide strategy days that keep everyone aligned.Backing from a strong leadership team with clear exit ambitions and willingness to invest in the right people early.If you want to take the reins on infrastructure and play a key role in scaling a SaaS platform, apply now or get in touch for more info.Seniority levelMid-Senior levelEmployment typeFull-timeJob functionEngineering and DesignIndustriesIT Services and IT Consulting and Technology, Information and Media #J-18808-Ljbffr