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Principal DevOps Engineer - AWS

Job in Greater London, London, Greater London, EC1A, England, UK
Listing for: NTT America, Inc.
Full Time position
Listed on 2026-01-13
Job specializations:
  • IT/Tech
    Cloud Computing, Systems Engineer, IT Project Manager, SRE/Site Reliability
Job Description & How to Apply Below
Location: Greater London

The team you’ll be working with:

As part of our continuous growth, we are looking for a Principal AWS Dev Ops Engineer to be a key part of our expanding Platform Engineering Practice. Cloud services are essential for our clients in their journey to modernise and optimise their IT operations. In this role, we combine advanced architecture and engineering skills to meet our customer’s transformation needs.

What you’ll be doing :

The Principal AWS Dev Ops Engineer will be a critical team member in designing, implementing, and optimising end-to-end Dev Ops processes that support software development and IT operations  will leverage your deep expertise in AWS, automation, CI/CD, and infrastructure‑as‑code to drive efficiency, reliability, and scalability across our clients’ cloud environments. This role blends strategic thinking and hands‑on execution, covering the full Dev Ops lifecycle, from source control and build automation to continuous testing, deployment, monitoring, and feedback loops.

As a senior team member, you will collaborate closely with development, QA, and operations teams to streamline workflows, remove bottlenecks, and ensure seamless production deployments. You will also act as a technical leader, driving best practices, mentoring junior engineers, and championing a culture of continuous integration, continuous delivery, and continuous improvement.

Key Responsibilities:
  • Lead the design, deployment, and management of scalable and reliable AWS Cloud infrastructures, driving automation and optimizing Dev Ops processes.

  • Develop and implement advanced CI/CD strategies to support complex, large‑scale cloud solutions on AWS.

  • Engage directly with clients to provide technical expertise, offer solutions to complex cloud challenges, and act as a trusted advisor in their cloud journey.

  • Lead technical discussions with developers and stakeholders, influencing architectural decisions and setting Dev Ops standards across teams.

  • Drive continuous improvement initiatives by automating repetitive tasks, remediating technical debt, and identifying opportunities for optimization.

  • Mentor and coach junior engineers, fostering a culture of knowledge sharing and continuous learning.

  • Stay up to date with the latest cloud technologies, Dev Ops tools, and industry trends, recommending new approaches to enhance our services.

What experience you’ll bring:
  • 10+ years of experience in provisioning, configuring, and maintaining AWS Cloud environments, with a focus on large‑scale, mission‑critical infrastructures.

  • In‑depth expertise in a wide range of AWS service offerings, including Compute, Management & Governance, Storage, Security, Identity & Compliance, Networking & Content Delivery, Fin Ops, Containers, and Database products.

  • Extensive hands‑on experience with Infrastructure as Code (IaC) tools such as AWS Cloud Formation, Terraform, or CDK, with a proven track record of automating cloud infrastructure deployments.

  • Advanced knowledge of containerization technologies and orchestration platforms like Docker and Amazon EKS (Kubernetes) or ECS.

  • Expertise in defining, implementing, and optimizing CI/CD pipelines using tools such as AWS Code Pipeline, Jenkins, Git Lab, Git Hub Actions, and others, applying best practices for pipeline efficiency and security.

  • Strong background in networking, Linux or Windows administration, with the ability to architect secure, performant, and highly available cloud solutions.

  • Proficiency with monitoring and log analytics tools such as AWS Cloud Watch, ELK Stack, Prometheus, Datadog, or New Relic, to maintain observability and ensure operational excellence.

  • Demonstrated leadership skills in managing complex, high‑pressure situations and guiding teams through incident resolution.

  • Exceptional communication and presentation skills, with proven experience engaging with senior stakeholders.

Nice to Have:
  • Relevant AWS certifications.

  • Experience with configuration management tools (Chef, Puppet, Ansible) and implementing best practices for configuration management and automation.

  • Deep understanding of Cloud Landing Zone concepts and best practices for enterprise‑scale cloud adoption.

Who we are:

We’re a…

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