Informagroupplc

Senior DevOps Engineer

London, England, United Kingdom · On-site · Full-time

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EmployerInformagroupplc
LocationLondon, England, SE1 9JU, United Kingdom
Work styleOn-site
Employment typeFull-time
Employer posted19 days ago

This role is based in our 240 Blackfriars, London office.

We’re 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.

You’ll 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 You’ll 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

Show full description

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 and .NET application hosting
PowerShell scripting and automation

Observability & Operations

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

What We’re 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, other .NET 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
You’re 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

We believe that great things happen when people connect face-to-face. That's why we work in-person with each other, or with customers and partners, three days a week or more. When you’re 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 it’s 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

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