Kong API Engineer

Uniting People; Uddingston; On-site; GBP 67,000 - 90,000; Full time

Job summary

Uniting People in Glasgow is seeking a Kong API Engineer for a major banking programme. This hands-on role focuses on API management, API security and cloud-native technologies, with 5 days onsite per week.

You will work with Kong API Gateway, RESTful APIs, OpenAPI, OAuth 2.0, OIDC, JWT, and mTLS, plus CI/CD, Kubernetes and Terraform in a cloud-native setup. Banking/financial services experience is essential.

Qualifications

• Banking or financial services experience is essential.
• 5 days per week onsite in Glasgow.
• Strong programming in Golang and/or Lua.
• Experience with API Management platforms and Kong API Gateway.

Responsibilities

• Develop and manage API integrations and services.
• Implement API security using OAuth 2.0, OIDC, JWT, and mTLS.
• Design and maintain RESTful APIs and OpenAPI specifications.
• Operate cloud-native deployments with Kubernetes and Terraform.
• Collaborate closely with banking programme teams.

Skills

Golang

Lua

API Management

RESTful APIs

OpenAPI

OAuth 2.0

OIDC

JWT

mTLS

Cloud-native

CI/CD

Kubernetes

Terraform

Tools

Kong API Gateway

Terraform

Kubernetes

CI/CD tooling

Job description

Kong API Engineer

Location: Glasgow - 5 days per week onsite
Contract: 6 months
Rate: £425 per day
IR35: Inside IR35

We are looking for an experienced Kong API Engineer to join a major banking environment in Glasgow. This is a hands-on engineering role focused on API management, API security and cloud-native technologies.

Banking or financial services experience is essential.

Key Skills & Experience Required

• Strong programming experience in Golang and/or Lua

• Hands-on experience with API Management platforms, ideally Kong API Gateway

• Strong understanding of RESTful APIs and the OpenAPI Specification (OAS)

• Hands-on API security experience, including:

  • OAuth 2.0

  • OpenID Connect (OIDC)

  • JWT validation

  • Key Authentication

  • Mutual TLS (mTLS)

• Strong cloud-native engineering experience

• Experience across CI/CD, Kubernetes and Terraform

Desirable Skills

• AWS experience, including ECS, EKS and MSK

• Deep hands-on experience with Kong API Gateway

• Strong Golang and/or Lua development skills

This is an excellent opportunity for a strong API Engineer to work on a major banking programme in a highly technical, hands-on environment.

Please note: This role requires 5 days per week onsite in Glasgow and candidates must have banking/financial services experience.

Rate: £425/day Inside IR35 | 6-month contract