Senior DevOps Engineer

This role is based in our 240 Blackfriars London office. 

Were looking for a Senior DevOps Engineer to own and evolve our Windows-based infrastructure running in AWS. This role is focused on operational excellence security automation and developer enablement.

Youll work closely with product engineering teams to ensure systems are secure reliable and easy to deploy while driving improvements in CI/CD monitoring and infrastructure automation.

What Youll Do

• Manage and operate Windows Server environments in AWS (EC2) ensuring high availability and performance
• Own patching vulnerability management and system hardening processes across Windows workloads
• Monitor and respond to security events working closely with security teams to remediate risks
• Build and maintain CI/CD pipelines to support consistent reliable application deployments
• Implement and improve Infrastructure as Code (IaC) using Terraform or similar tools
• Develop automation using PowerShell and scripting to reduce manual operational overhead
• Design and maintain monitoring alerting and logging systems to ensure system health
• Partner with product engineering teams to troubleshoot application and infrastructure issues
• Support releases and ensure smooth deployment processes across environments
• Participate in on-call rotations and act as an escalation point for production incidents
• Lead or contribute to incident response and post-mortems driving long-term improvements

Core Tech Stack

AWS (Primary)

• EC2 (Windows workloads) VPC IAM
• S3 EBS Systems Manager (SSM)
• CloudWatch (or integration with tools like Datadog)
• Load Balancers (ALB/NLB)

Infrastructure & Automation

• Terraform (preferred) or CloudFormation
• CI/CD: GitLab CI GitHub Actions Jenkins or similar

Microsoft / Windows

• Windows Server administration
• MS SQL Server (standalone and AWS RDS)
• Active Directory / identity integration
• IIS application hosting
• PowerShell scripting and automation

Observability & Operations

• Monitoring and alerting platforms (Datadog CloudWatch etc.)
• Logging and incident response tooling

Qualifications :

What Were Looking For

• Extensive experience in DevOps Cloud Engineering or Systems Engineering
• Strong hands-on experience with AWS in production environments
• Proven experience managing Windows Server infrastructure (preferably in AWS)
• Experience with patching vulnerability remediation and security event handling
• Strong experience building and maintaining CI/CD pipelines
• Experience with Infrastructure as Code (Terraform strongly preferred)
• Strong scripting skills in PowerShell
• Experience with monitoring alerting and troubleshooting production systems
• Ability to collaborate closely with engineering teams and support production workloads

Nice to Have

• Experience with Active Directory integration in AWS (Managed AD AD Connector)
• Familiarity with Sitecore CMS applications and IIS in production
• Experience with AWS Systems Manager (SSM) for patching and automation
• Exposure to containerisation (Docker/Kubernetes)
• Experience with Datadog or OpenTelemetry-based observability
• Understanding of FinOps and cloud cost optimisation

What Makes You Successful

• You prioritise automation reliability and repeatability in everything you build
• You take ownership of systems and drive issues through resolution
• Youre comfortable working in production environments and handling incidents
• You collaborate effectively with engineering and security teams
• You continuously look for ways to reduce toil and improve system stability

Additional Information :

We believe that great things happen when people connect face-to-face. Thats why we work in-person with each other or with customers and partners three days a week or more. When youre not spending time together in one of our offices or other workplaces like at an Informa event you get the flexibility and support to work from home or remotely.

TechTarget Inc. doing business as Informa TechTarget including its subsidiaries is an equal opportunity employer and complies with all applicable federal state and local fair employment practices laws. We strictly prohibit and do not tolerate discrimination against employees applicants or any other covered persons because of race color sex (including pregnancy) age national origin or ancestry ethnicity religion creed sexual orientation gender identity or expression status as a veteran and basis of disability or any other federal state or local protected class. This policy applies to all terms and conditions of employment including but not limited to hiring training promotion discipline compensation benefits and termination of employment. If you would like to request reasonable adjustments or accommodations to assist your participation in the hiring process and or in the advertised position please inform the appropriate Talent Acquisition Partner for the role once they have been in touch. Your request will be reviewed and considered in confidence. 

Informa TechTarget complies with the Americans with Disabilities Act (ADA) as amended by the ADA Amendments Act and all applicable federal state or local law.

Our benefits include:

• Great community: a welcoming culture with in-person and online social events our fantastic Walk the World charity day and active diversity and inclusion networks
• Broader impact: take up to four days per year to volunteer with charity match funding available too
• Career opportunity: the opportunity to develop your career with bespoke training and learning mentoring platforms and on-demand access to thousands of courses on LinkedIn Learning. When its time for the next step we encourage and support internal job moves
• Time out: annual leave birthday leave and the chance to work from (almost!) anywhere for up to four weeks a year
• A flexible range of personal benefits to choose from plus company funded private medical cover
• A ShareMatch scheme that allows you to become an Informa shareholder with free matching shares
• Strong wellbeing support through EAP assistance mental health first aiders a healthy living subsidy access to health apps and more
• Recognition for great work with global awards and kudos programmes
• As an international company the chance to collaborate with teams around the world

Remote Work :

No

Employment Type :

Full-time