GoLang Developer

HCLTech; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

HCL in City of London is seeking an experienced Go Backend Developer to design, develop and maintain backend services powering mobile applications for iOS and Android. You will work with cross-functional teams to deliver scalable, secure platform services supporting millions of users.

The role requires 8+ years of Go experience, microservices, cloud-native development and strong API design skills. Collaboration with DevOps and product teams is essential.

Qualifications

• 8+ years of experience in Go backend development.
• Strong background in microservices and cloud-native architectures.
• Experience designing scalable APIs and backend services for mobile apps.

Responsibilities

• Design, develop and maintain backend services powering mobile apps.
• Collaborate with mobile engineers, architects, product owners and DevOps.
• Ensure security, scalability and performance for platform services.

Skills

Go

Microservices

Cloud-native

API design

Mobile backend

Android

iOS

Tools

OAuth2

JWT

MFA

Push frameworks

Job description

HCL is a $11 billion leading global technology enterprise consisting of over 200,000 professionals operating from 52 countries. Founded in 1976, HCL is one of India's original IT garage start-ups. For more on HCL, please visit www.hcl.com

Job Role -

Work Location – City of London, UK

Mode of Hiring- Permanent

Job Description-

A highly skilled 8+ years experienced GoLang Senior Developer to design, develop, and maintain backend services that power mobile applications across iOS and Android platforms. The ideal candidate will have strong experience in Go, microservices architecture, cloud-native development, API design, and integration with mobile ecosystems.

This role requires close collaboration with mobile engineers, architects, product owners, and DevOps teams to deliver scalable, secure, and high-performing platform services supporting millions of mobile users.

Experience supporting Android and iOS applications from a backend perspective.

Understanding of Mobile App Architecture and API Gateway patterns.

• OAuth2
• OpenID Connect
• JWT
• MFA

Push notification frameworks:

• Firebase Cloud Messaging (FCM)
• Apple Push Notification Service (APNS)

Mobile analytics and telemetry platforms.

Experience building backend services for: