Cloud Platform Architect (68020)

Hitachi Digital Services; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Hitachi Digital Services in London is seeking a Senior Cloud Platform Engineer to lead the design, build, and operation of a scalable, IaC-based cloud platform across multi-cloud environments.

You will own provisioning, configuration management, patch orchestration, and cloud governance, driving automation, security, cost efficiency, and reliability with self-service capabilities and strong collaboration with SRE and Security teams.

Qualifications

• 7+ years in cloud/infrastructure engineering with 3+ years in a senior or lead role.
• Proven track record delivering large-scale IaC transformation and cloud migration programs.
• Relevant certifications (AWS/Azure/Terraform) preferred.

Responsibilities

• Architect and implement IaC-based cloud provisioning across multi-cloud and private cloud environments.
• Design end-to-end infrastructure lifecycle management: provisioning, patching, updates, scaling, decommissioning.
• Build and maintain cloud governance guardrails using policy-as-code to enforce security and cost standards.
• Lead FinOps practices including rightsizing, reserved instances, and cost tagging.
• Own CI/CD for infrastructure deployments with automated testing and security checks.
• Create self-service portals for compliant environment provisioning.
• Mentor 2 Cloud Platform Engineers and drive architecture reviews.
• Collaborate with SRE and Security to embed reliability and observability.
• Produce ADRs, runbooks, and platform docs for operational excellence.

Skills

IaC proficiency

Terraform

CloudFormation

Pulumi

Kubernetes

CI/CD

Security

Observability

Policy-as-code

Automation

Cloud governance

FinOps

Leadership

Mentoring

Education

Bachelor’s degree in Computer Science or Engineering

Tools

Jenkins

GitLab CI

GitHub Actions

Azure DevOps

OPA

Sentinel

AWS Config Rules

Prometheus

Grafana

Datadog

CloudWatch

Job description

Our Company

We're Hitachi Digital Services, a global digital solutions and transformation business with a bold vision of our world's potential. We're people-centric and here to power good. Every day, we future-proof urban spaces, conserve natural resources, protect rainforests, and save lives. This is a world where innovation, technology, and deep expertise come together to take our company and customers from what's now to what's next. We make it happen through the power of acceleration.

Imagine the sheer breadth of talent it takes to bring a better tomorrow closer to today. We don't expect you to 'fit' every requirement – your life experience, character, perspective, and passion for achieving great things in the world are equally as important to us.

Job Description

Mandatory Skills

Plat Engineering for on-premises &cloud, IaC, CI/CD pipeline & tools, security, network, landing zones, observability, self‑servicing, DB automation

Role Description Skills

ROLE PURPOSE

Lead the design, build, and operational excellence of the organisation’s cloud platform across private and public cloud environments. Own the end‑to‑end IaC-based provisioning, configuration management, patch orchestration, and cloud governance framework. Drive the transformation from manual infrastructure operations to a fully automated, self-service, policy-governed cloud platform that delivers speed, security, cost efficiency, and reliability.

Key Responsibilities

• Architect and implement IaC-based cloud provisioning using Terraform, CloudFormation, or Pulumi across multi-cloud and private cloud environments


• Design and automate end-to-end infrastructure lifecycle management: provisioning, patching, updates, scaling, and decommissioning


• Build and maintain cloud governance guardrails using policy-as-code (OPA, Sentinel, Azure Policy) to enforce security, cost, and compliance standards


• Implement FinOps practices including automated rightsizing, reserved instance management, waste detection, and cost allocation tagging


• Lead CI/CD pipeline engineering for infrastructure deployments, integrating automated testing, security scanning, and approval gates


• Design self-service infrastructure portals enabling development teams to provision compliant environments without manual intervention


• Mentor and coach 2 Cloud Platform Engineers, establish coding standards, conduct architecture reviews, and drive knowledge sharing


• Collaborate with SRE and Security teams to embed reliability, observability, and compliance into the platform from the ground up


• Produce architectural decision records (ADRs), runbooks, and platform documentation for operational excellence

Technical Skills & Expertise

• Expert-level IaC proficiency: Terraform (strongly preferred), CloudFormation, Pulumi, or Bicep


• Deep experience with at least two major cloud platforms: AWS, Azure, GCP, or VMware private cloud


• Strong experience with Kubernetes (EKS/AKS/GKE), container orchestration, and platform services


• Configuration management expertise: Ansible, Chef, Puppet, or SaltStack


• CI/CD tooling: Jenkins, GitLab CI, GitHub Actions, Azure DevOps for infrastructure pipelines


• Policy-as-code frameworks: OPA/Rego, HashiCorp Sentinel, Azure Policy, AWS Config Rules


• Monitoring and observability: Prometheus, Grafana, Datadog, CloudWatch, or Dynatrace


• Networking fundamentals: VPC/VNet design, load balancers, DNS, CDN, and hybrid connectivity

Soft Skills & Competencies

• Strong leadership and mentoring ability — coaches and develops junior engineers


• Excellent stakeholder management and communication skills across all levels


• Strategic thinker who balances technical depth with business outcomes


• Proven ability to drive change, influence without authority, and build consensus


• Strong analytical and problem-solving mindset with attention to detail


• Ability to manage competing priorities across multiple workstreams simultaneously

Qualifications & Experience

• 7+ years in cloud/infrastructure engineering with 3+ years in a senior or lead capacity


• Proven track record of delivering large-scale IaC transformation and cloud migration programmes


• Relevant certifications: AWS Solutions Architect Professional, Azure Solutions Architect Expert, CKA/CKAD, or Terraform Associate/Professional


• Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience)

DESIRABLE / NICE TO HAVE

• Experience with FinOps frameworks and cloud cost optimisation at scale


• Background in platform engineering product management and internal developer platforms


• Experience with GitOps workflows (ArgoCD, Flux) and service mesh (Istio, Linkerd)

About Us

We're a global, team of innovators. Together, we harness engineering excellence and passion to co-create meaningful solutions to complex challenges. We turn organizations into data-driven leaders that can make a positive impact on their industries and society. If you believe that innovation can bring a better tomorrow closer to today, this is the place for you.

Fostering innovation through diverse perspectives

Hitachi is a global company operating across a wide range of industries and regions. One of the things that sets Hitachi apart is the diversity of our business and people, which drives our innovation and growth.

We are committed to building an inclusive culture based on mutual respect and merit-based systems. We believe that when people feel valued, heard, and safe to express themselves, they do their best work.

How we look after you

We help take care of your today and tomorrow with industry-leading benefits, support, and services that look after your holistic health and wellbeing. We're also champions of life balance and offer flexible arrangements that work for you (role and location dependent). We're always looking for new ways of working that bring out our best, which leads to unexpected ideas. So here, you'll experience a sense of belonging, and discover autonomy, freedom, and ownership as you work alongside talented people you enjoy sharing knowledge with.

We're proud to say we're an equal opportunity employer and welcome all applicants for employment without attention to race, colour, religion, sex, sexual orientation, gender identity, national origin, veteran, age, disability status or any other protected characteristic. Should you need reasonable accommodations during the recruitment process, please let us know so that we can do our best to set you up for success.