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Senior Backend Software Engineer – Node.JS

Senior Backend Software Engineer – Node.JS

On site

London, United kingdom

Senior

Full Time

06-11-2025

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Skills

TypeScript MongoDB GitHub CI/CD Problem-solving Programming node.js cloud platforms Agile GCP CI/CD Pipelines Microservices GitHub Actions

Job Specifications

Senior Backend Software Engineer – Node.JS

About the Opportunity

An innovative, fast-growing technology company is searching for a Senior Backend Software Engineer to join its core engineering team. This organisation is building next-generation automation and intelligence solutions, and you will play a key role in developing the backend systems that power a high-impact platform used by customers worldwide.

Role Overview

In this position, you’ll take ownership of critical backend services and work closely with product, frontend, and AI engineering teams. You’ll design reliable, scalable systems and deliver high-quality code that directly influences the platform’s performance and customer experience.

Key Responsibilities

Design, develop, and maintain backend services using Node.js and NestJS
Build and support microservices and event-driven architectures
Develop clean, maintainable, and well-tested code
Create and optimise RESTful APIs with strong attention to performance and security
Model and optimise MongoDB schemas for scalable data access
Deploy and maintain services on GCP, using CI/CD pipelines (GitHub Actions)
Diagnose and resolve backend performance or scalability issues
Collaborate in an agile environment with cross-functional teams

Qualifications

Degree in Computer Science or related field
2+ years of backend development experience with Node.js
Strong knowledge of TypeScript, async programming, and distributed systems
Experience with microservices & event-driven architectures
Skilled in writing unit and integration tests
Experience with cloud platforms and CI/CD workflows
Strong collaboration and problem-solving abilities

Why Join

Work in a mission-driven environment building technology with real-world impact
Competitive salary + significant equity offering
Join a high-performing, collaborative engineering team working on meaningful challenges

About the Company

Experis is a global leader in IT professional resourcing, project solutions and managed services. As the need for IT skills accelerates, we help organisations transform their digital infrastructure, enterprise applications, cloud and cyber security. Through Experis Academy, we deliver the powerful combination of in-demand technical skills together with the soft skills that are critical for business success. Experis is part of ManpowerGroup, a Fortune 500 Global Business and world leader in innovative workforce solutions. Know more