IAM Cloud API Engineer – GCP, Pub/Sub & Auth

Synechron; Sheffield; On-site; GBP 70,000 - 110,000; Full time

Job summary

Synechron in Sheffield seeks an experienced IAM Application Developer – Google Cloud, APIs & Pub/Sub to join our Identity and Access Management team. You will design secure identity workflows, build cloud-native APIs, and integrate Google Cloud services with Pub/Sub pipelines.

Proficiency in Python/Go/Node.js and Terraform is required, with hands-on experience in Cloud Run, Functions, and GKE. You will collaborate across DevOps, security, and engineering in a fast-paced environment, delivering

Qualifications

• Bachelor’s degree in Computer Science, IT, Engineering or related field is required.
• Proven experience in application development, IAM engineering, cloud development, or identity platform engineering.
• Strong programming experience in Python, Go, or Node.js.
• Hands-on experience designing and deploying cloud-native APIs using Cloud Run, Cloud Functions, GKE, or comparable services.
• Strong experience with Google Cloud Platform and Google Cloud Pub/Sub.
• Deep understanding of event-driven architectures, asynchronous processing, and workflow automation.
• Strong knowledge of OAuth 2.0, OIDC, JWT, SAML, and identity federation patterns.
• Experience with identity orchestration platforms such as Auth0 Actions, Okta Workflows, WorkOS, SlashID, or equivalent platforms.
• Proficiency in Terraform or an equivalent Infrastructure-as-Code tool.
• Experience with API gateways, reverse proxies, service mesh technologies, or cloud-native networking.
• Understanding of API security, authentication, authorization, token validation, and secure service-to-service communication.
• Experience implementing retries, idempotency, dead-letter queues, structured logging, monitoring, and observability.
• Strong analytical, debugging, root-cause analysis, communication, and stakeholder-management skills.
• Experience working in Agile and fast-paced technology environments.

Responsibilities

• Design and implement identity flows for provisioning, deprovisioning and lifecycle events.
• Integrate Cloud Identity services, ServiceNow, and internal apps to streamline IAM workflows.
• Build policy-based orchestration using Open Policy Agent (OPA).
• Develop and secure RESTful APIs and backend services for identity and governance workflows.
• Create pipelines publishing API events to Google Cloud Pub/Sub for asynchronous tasks.
• Build Cloud Functions, Cloud Run services, or containerized apps to process Pub/Sub messages.
• Automate IAM configurations via CI/CD pipelines and Terraform modules.
• Collaborate with IAM, security, DevOps, and API teams to deliver scalable solutions.

Skills

Python

Go

Node.js

Google Cloud Platform

Google Cloud Pub/Sub

OAuth 2.0

OIDC

JWT

SAML

Open Policy Agent

Terraform

Cloud Run

Cloud Functions

GKE

APIs

Education

Bachelor’s degree in Computer Science, IT, Engineering

Tools

Cloud Run

Cloud Functions

GKE

Terraform

API gateways

Job description

Synechron in Sheffield seeks an experienced IAM Application Developer – Google Cloud, APIs & Pub/Sub to join our Identity and Access Management team. You will design secure identity workflows, build cloud-native APIs, and integrate Google Cloud services with Pub/Sub pipelines.

Proficiency in Python/Go/Node.js and Terraform is required, with hands-on experience in Cloud Run, Functions, and GKE. You will collaborate across DevOps, security, and engineering in a fast-paced environment, delivering