Back-end Developer

To work with the development team to develop and manage the interchange of data between the server and users for VSNi apps.


  • UK office in Hemel Hempstead.
  • May be required to work at any VSN establishment

The role

  • Designing and implementing low latency, high availability and effective cloud-based apps
  • Integrating user-facing elements developed by front-end developers with server-side logic
  • Integrating cloud data storage solutions
  • Writing reusable, testable and efficient code
  • Work with key technical and development staff to understand the requirements


  • Work within development teams, liaising with staff in all offices
  • Work with commercial colleagues across all offices
  • Work with partner organisations and individuals
  • Assist customer support to ensure timely responses to enquiries and problems

Skills and competencies

  • Experience with Node.js and frameworks
  • Experience using Linux and competent using Windows
  • Experience with Lean/Agile work practices
  • A sound understanding of Javascript
  • Understanding of asynchronous programming
  • Basic level skills with virtualization technologies (Docker, Hyper-V)
  • Basic knowledge of front-end technologies
  • Critical thinking and problem solving
  • Strong communication and team work skills
  • Leadership and responsibility, ability to work under pressure
  • Able to travel and work in a multi-cultural environment

What you will learn

  • User authentication and authorization between systems and environments
  • Creating database schemas and APIs
  • Creating scalable solutions for analytical apps

Compensation and benefits

  • Attractive international/local package based on host location
  • Medical insurance
  • Generous holiday allowance
  • Flexible working location/hours
  • Personal Development Program for personal growth
  • Potential for international travel and opportunity to explore the world

How to apply

Please send your CV to