Senior Software Engineer

Company: Sanderson Recruitment
Apply for the Senior Software Engineer
Location: Cardiff
Job Description:

Overview

In this role you will design and build scalable, modern software across frontend and backend. You’ll influence technical direction and contribute to engineering excellence within a high-performing team. You’ll work with React/TypeScript on the frontend and Node.js/NestJS on the backend, embracing automation, security, and continuous delivery. You’ll mentor colleagues and leverage AI-assisted tools to boost productivity. The position supports a remote-first setup with quarterly travel to South Wales and offers strong benefits.

Responsibilities

  • Design and build scalable applications using React and TypeScript
  • Develop backend services with Node.js/NestJS and API-driven architectures
  • Contribute to micro frontend and modular design
  • Improve quality through automated testing, CI/CD, and secure coding practices
  • Collaborate with engineers, architects, and product teams
  • Mentor developers and share knowledge across the team
  • Leverage AI-assisted development tools to enhance productivity and delivery

Key requirements

  • Proven experience as a Senior Software Engineer
  • Strong expertise in React and TypeScript
  • Experience with Node.js, NestJS, or similar backend technologies
  • Full software development lifecycle knowledge
  • Experience with CI/CD pipelines and automated testing
  • Knowledge of secure coding practices and resilient design
  • Excellent communication and stakeholder collaboration skills
  • Previous mentoring or leadership experience
  • collaboration
  • communication
  • mentoring
  • React
  • TypeScript
  • Node.js

…

Posted: October 1st, 2026