Fullstack Engineer

City Of London, England, United Kingdom

6/30/2025

At Track24 we empower organisations to protect their people, in any context, in any location, at any time.

At Track24, we’re transforming the way organisations stay connected with their teams across the globe. Our flagship location intelligence platform, AtlasNXT, has launched us into an exciting phase of growth and are looking for passionate individuals to join our Engineering team.

What’s AtlasNXT?

It’s more than a product—it’s a mission. AtlasNXT empowers businesses to fulfil their duty of care by helping our customers make better decisions and stay ahead of risk, no matter where they are. As a Fullstack Engineer, you’ll be at the forefront of this mission, helping us to build a scalable geo-location platform which helps keep people safe wherever they are in the world.

Track24 is looking for a skilled and adaptable Full Stack Engineer, with experience using Node.js, React, React Native, and PHP to help deliver new features to our AtlasNXT platform while supporting our legacy systems. You’ll work across a variety of projects, contributing to the stability, scalability, and reliability of our products.

Key Responsibilities:

• Developing and maintaining features across web and mobile platforms (Node.js, React, React Native, PHP)
  

• Contributing to the design and maintenance of scalable, secure systems
  

• Following best practices and supporting their adoption across the team
  Collaborating with the team to plan and execute roadmap items

• Participating in code reviews and promoting engineering excellence
  

• Developing with a deep focus on hard technical problems and explaining the why, how, and what, that makes solutions technically sound, providing constructive feedback regarding best practices, performance, and maintainability
  

  
  
  
  
  

Requirements

• Strong experience as a Full Stack JavaScript/PHP Engineer
  

• Experience with backend, frontend and/or mobile development with Node, React/React Native and/or PHP
  

• Experience with project management tools such as Jira or Linear
  

• Strong technical background and proven track record of building and maintaining reliable systems at scale
  

The following criteria is desirable but not essential:

• Have experience with geolocation and time-series based systems
  

• Have experience with cloud computing (AWS, GCP or Azure)
  

• Have experience with designing and implementing service-orientated, event-driven architectures and systems
  

• Have experience designing and implementing greenfields projects for scale and adopting, maintaining and modernising legacy systems to extend their lifespan
  

  
  
  
  
  

Benefits

This role is perfect for someone who thrives in dynamic environments, values clean and secure code, and enjoys collaborating closely with cross-functional teams.

We are looking for someone who wants to join a highly collaborative team and someone who is happy to visit our London office (Farringdon), once per week.