Haystack
← Back to Jobs
Remote
Full time
Technology
SR

Software Developer

Spencer Rose LtdLondon🇬🇧United KingdomPosted 8 Oct 2026

Quick Overview

Salary
£60k - £70k/yr
Seniority
Mid Senior
Employment type
Full Time
Work mode
Remote
Location
London, United Kingdom
MicroservicesNode.jsAWSKafkaRabbitMQTypeScript

Job Description

Backend Developer - Node.js/TypeScript

Fully Remote | £60,000-£70,000 | UK/Europe

We're working with a growing financial technology business that is looking for a strong Back End Engineer to join its engineering team.

This is a fully remote opportunity for someone with 4+ years of commercial software development experience, particularly strong experience with Node.js, TypeScript and cloud technologies.

You'll be working on a high-scale platform used by financial institutions and businesses, helping to build and improve scalable, secure and reliable Back End services.

The role

You'll work as part of a cross-functional engineering team, contributing to the development of new products as well as improving and evolving the existing platform.

Your responsibilities will include:

  • Developing Back End web applications and services using Node.js and TypeScript
  • Designing and developing scalable APIs and services
  • Contributing to architecture and technical decisions
  • Working with event-driven and microservice architectures
  • Working with distributed messaging systems such as SQS, RabbitMQ or Kafka
  • Integrating new technologies and frameworks
  • Supporting and improving existing applications and codebases
  • Working with cloud technologies, particularly AWS
  • Using AI tools across the software development life cycle
  • Contributing to engineering standards and continuous improvement

What we're looking for

  • 4+ years of commercial software development experience
  • Strong commercial experience with Node.js and TypeScript
  • Strong understanding of modern Back End development, APIs, services and architecture
  • Experience working with AWS or another major cloud platform
  • Experience with microservices and event-driven architecture
  • Experience with messaging technologies such as SQS, RabbitMQ or Kafka
  • Good understanding of application security and scalable system design
  • Comfortable working independently and picking up new technologies
  • Strong communication skills and good spoken/written English
  • Someone who enjoys working collaboratively and contributing to a positive engineering culture

Desirable

  • AWS cloud-native development
  • Infrastructure as Code
  • Experience within financial services, fintech or another regulated environment
  • Experience working with AI-assisted development tools
  • Experience with coding agents or modern AI development practices

What's on offer

  • £60,000-£70,000 salary
  • Fully remote working
  • 25 days' annual leave, increasing with length of service
  • Private medical and dental insurance
  • Enhanced maternity and paternity leave
  • EV and Cycle to Work schemes
  • Professional development and training
  • Charity day allowance
  • Flexible working environment
  • Opportunity to work on a modern, high-scale financial technology platform

If you're a Node.js/TypeScript developer with strong cloud experience and are looking for a fully remote role where you'll have genuine input into the technology and architecture, we'd be interested in speaking with you.

Similar jobs