Senior GCP Platform Engineer

OpticoreIT; Greater London; On-site; GBP 111,000 - 166,000; Full time

Job summary

Opticore IT is seeking a Senior Platform Engineer to deliver and operate GCP foundational services for a large enterprise financial services client. You will work with embedded Google architects to implement architecture changes and enable cloud deployment at scale.

The role is a 6‑month contract (Inside IR35), with 1 day per week on site in London. You will split time between project delivery and operational support, building Terraform-driven infrastructure, managing VPCs, and deploying

Qualifications

• GCP architecture and broad engineering experience with GCP services.
• IaC with Terraform for org hierarchy, folders, projects, IAM, networking.
• Experience building CI/CD pipelines (GitHub Actions) for infra and policy as code.

Responsibilities

• Deliver and implement foundational services in GCP landing zones.
• Design and build Terraform-driven infrastructure across the GCP org.
• Build and own CI/CD pipelines for infrastructure and policy as code.
• Own changes from architecture review and produce runbooks for operations.
• Split time ~50/50 between project delivery and operational support.

Skills

GCP architecture

Terraform IaC

CI/CD pipelines

Networking

Education

GCP Architect Professional certification

Tools

GitHub Actions

GCP

Palo Alto

Job description

Opticore IT is a specialist Network Engineer and Project Management consultancy offering a wide variety of opportunities to work within fast-paced, challenging environments across our client base spanning multiple sectors including Finance, Broadcast Media, Telecommunications and more. Opticore IT are currently searching for Senior Platform Engineer to deliver and operate GCP foundational services and applications for the technology platform at large enterprise financial services client. You'll work alongside embedded Google architects to implement a recent architecture review and enable the next phase of cloud deployment at scale. This position will be on an initial 6 month contract (Inside IR35), with 1 day per week on site in London.

What you'll be doing:

• Deliver and implement foundational services in GCP landing zones alongside embedded Google architects.
• Design and build Terraform-driven infrastructure across the GCP org hierarchy, including folders, projects, IAM policies, and networking.
• Build and own the CI/CD pipelines that deliver infrastructure and policy as code.
• Own the ongoing implementation of changes identified in the recent GCP architecture review.
• Manage Shared VPC and VPC Service Controls to connect and secure GCP projects.
• Build and deploy workloads across GKE, general compute, and Cloud Run.
• Collaborate with the Network Team on landing zone standards and Palo Alto firewall integration.
• Produce operational runbooks to transition delivered services into steady-state operations.
• Support SNP's next phase of application and service deployment at pace.
• Split time roughly 50/50 between project delivery and operational support.

What you'll bring:

• GCP Architecture & Broad Engineering - GCP Architect Professional certified. With hands on experience across Shared VPC, Compute, GKE, and Cloud Run.
• Terraform & Infrastructure as Code - all infrastructure delivered via IaC, covering org hierarchy, folders, projects, IAM policies, and networking.
• CI/CD Pipeline Engineering - All delivery runs through GitHub Actions. Must be able to build and own the pipelines.
• Landing Zone Delivery & Runbook Production - Hands on implementing architecture-review changes, deploying foundational services to the documented reference architecture, and producing runbooks to hand services over to operations

Diversity:

At Opticore IT we embrace diversity and are committed to equal opportunities. We actively recruit for an inclusive and diverse workforce and as such, want to ensure we do everything we can to support your application. We want you to feel empowered to let us know if you require any adjustments to be made with your application or interview process so please speak to our recruitment team.