Full-Stack / GitOps Engineer

DNS Info Ltd; Greater London; On-site; GBP 90,000 - 115,000; Full time

Job summary

DNS Info Ltd in London is seeking an experienced backend engineer to design and operate schema-driven services and robust API gateways.

You will implement GitOps workflows, manage API gateway configurations, and collaborate with cross-functional teams to deliver scalable, secure software.

Qualifications

• Experience building dynamic schema-driven UIs and services from contracts such as OpenAPI or JSON Schema.
• Professional experience configuring API gateways (Kong, Envoy, Akamai/CloudFront) with routes and plugins.
• Hands-on GitOps delivery: PR-based workflows with automated rollback capabilities.
• Comfort with CLI-driven workflows for gateway onboarding and configuration as code.

Skills

Backend engineering

Schema-driven contracts

API gateway configuration

GitOps

CLI workflows

Tools

Kong API Gateway

Envoy Proxy

Akamai/CloudFront

Configuration as code

Job description

Required qualifications, capabilities, and skills

• Backend engineering: Proficiency in one or more backend languages: Python, Golang, or Java.
• Schema-driven experiences: Experience building dynamic, schema-driven UIs and services from structured contracts such as the OpenAPI Specification (OAS) or JSON Schema.
• API gateway configuration: Professional experience configuring API gateways - Kong, Envoy, Akamai/CloudFront including routes, services, upstreams, and plugins.
• GitOps model: Hands-on experience with GitOps-based delivery - author intent → PR → validate → merge → reconcile — with automated rollback on failure.
• CLI & code-editor tooling: Comfort with CLI-driven and code-editor–based workflows for gateway onboarding - authoring, validating, and committing configuration directly as code.

Preferred qualifications, capabilities, and skills

• Kong: Deep, hands-on experience with Kong API Gateway (plugins, consumers, upstreams, schema validation).
• Envoy: Hands-on experience with Envoy Proxy or Envoy Gateway (routes, filters, and configuration).
• Akamai / CloudFront: Familiarity with edge configuration (CDN, WAF, GTM, certificates, property versioning/activation).
• Config reconciliation & drift: Experience building drift detection and desired-state reconciliation between Git and live systems.