Senior Software Engineer (Node.js, TypeScript)

London Source: WhatJobs

See advert for pay

Overview

In this hands-on senior role, you build meaningful software and take technical ownership of complex features. You will work within a collaborative product engineering team to design robust, scalable backend services and APIs. You’ll shape architecture decisions, improve reliability, and leverage AI tools to accelerate development while applying prudent judgment. This position offers the opportunity to impact how the platform scales and how the team delivers secure, observable systems.

Pay / Benefits

flexible work environment
global days of service
comprehensive health benefits
meeting-free days
generous time off policy
wellness programs

Responsibilities

Own and deliver complex backend services and APIs using Node.js, TypeScript, and AWS, from design through release and production support
Contribute to design and architecture discussions, balancing speed, maintainability, scalability, and security
Mentor and support less experienced engineers through code reviews, pairing, and guidance
Collaborate with product managers, designers, and engineers to translate requirements into reliable solutions
Use AI tools to accelerate coding, debugging, testing, research, and documentation while applying sound judgment
Strengthen service reliability and quality by improving monitoring, incident response, testing, and development practices

Key requirements

5 to 8 years of professional software engineering experience delivering production systems in agile environments
Strong backend development skills with Node.js and TypeScript, including API/microservice design
Hands-on AWS cloud-native development, automated testing, and deployment practices
Comfort with SQL databases, Git, Docker-based workflows, and modern CI/CD pipelines
Practical understanding of AI-assisted engineering tools and broader LLM concepts with responsible use
Clear communication, collaborative mindset, and experience mentoring engineers