Senior DevOps Engineer

Informa TechTarget; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid work model

Career development

Volunteer time off

Private medical cover

Global awards & kudos

Job summary

Informa TechTarget, based in London, seeks a Senior DevOps Engineer to own and evolve our Windows-based infrastructure in AWS. The role emphasizes operational excellence, security, automation, and developer enablement.

You will partner with product engineering to ensure secure, reliable deployments while advancing CI/CD, monitoring, and IaC capabilities across environments.

Qualifications

• 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.

Responsibilities

• Manage and operate Windows Server environments in AWS (EC2), ensuring high availability.
• 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.

Skills

DevOps experience

AWS prod

Windows Server admin

Patching & security

CI/CD pipelines

Terraform

PowerShell

Monitoring & troubleshooting

Engineering collaboration

Tools

Terraform

CloudFormation

GitLab CI

GitHub Actions

Jenkins

Datadog

CloudWatch

AWS Systems Manager

Job description

Do you want to develop your career and make an impact in the fast-growth, fast-moving B2B technology space?

At Informa TechTarget, you’ll collaborate and grow alongside some of the industry’s most respected experts. You’ll work with leading brands and be exposed to world-shaping innovations. You’ll apply your energy and intellect to helping clients be faster to market and faster to revenue.

We’re a vibrant community of world-class practitioners – over 2000 colleagues strong – with offices in 19 locations around the world. We’re traded on Nasdaq and also part of Informa PLC, a global leader in business-to-business events, digital services, and academic research in the FTSE 100.

About Informa TechTarget

Informa TechTarget (Nasdaq: TTGT) informs, influences and connects the world’s technology buyers and sellers, to accelerate growth from R&D to ROI.

With an unparalleled reach of over 220 highly targeted technology-specific websites and more than 50 million permissioned first‑party audience members, Informa TechTarget has a unique understanding of and insight into technology markets.

Underpinned by those audiences and their data, we offer expert‑led, data‑driven, and digitally enabled services that deliver significant impact and measurable outcomes to our clients. We provide our customers with:

• Trusted information that shapes the industry and informs investment
• Intelligence and advice that guides and influences strategy
• Advertising that grows reputation and establishes thought leadership
• Custom content that engages and prompts action
• Intent and demand generation that more precisely targets and converts

Our organization is committed to sustainability, diversity, wellbeing, and ethical working practices. Visit informatechtarget.com and follow us on LinkedIn.

For more information, visit informatechtarget.com and follow us on LinkedIn.

Job Description

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

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

Qualifications

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

Additional Information

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