Full Stack Software Engineer

Ref: ZR_8981_JOB  ·  Posted on 04 December 2025

Introduction

Our client supports a number of Government departments by delivering secure Software and developing products.

 

You’ll develop cutting edge product that protects people, platforms, missions and information against constantly changing threats.

 

You will need to have experience developing secure code within a secure National Security environment to be considered for this role.

 

Working Patterns: This role is based in London. You will be predominantly onsite.

Key responsibilities
  • Develop, design and write clean, secure code following a test-driven approach.
  • Contribute to the development of innovative software using new technologies and methodologies.
  • Create code that is open by default and easy for others to reuse.
  • Translate logical designs into physical designs.
  • Effectively document all work using required standards, methods and tools, including prototyping tools where appropriate.
  • Integrating API / UI components with existing data stores and APIs.
  • Maintain and develop existing architectural components including Data Ingest, Data Stores and REST APIs.
  • Participate in sprint ceremonies with the agile team, attending daily stand-ups, epic decomposition, demos and planning sessions.
Skills & experience
  • Experience within a Software Engineering role in a National Security environment.
  • Programming languages such as Python, Java, Golang, JavaScript or C++.
  • Front end frameworks – at least one of React / VueJS / AngularJS.
  • Web solutions such as Node.js, Nginx, Caddy or Uvicorn.
  • Understanding of relational databases (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB, Cassandra).
  • Experience with containerisation – Docker, Podman and K8s.
  • Familiarity with cloud platforms like AWS, Google Cloud or Azure.
Additional benefits
  • Flexi Leave and Flexi Time Scheme.
  • Annual Holiday.
  • Flexible Benefits.
  • Sickness Benefit.
  • Business Performance Related Bonus.
  • Share Save Plan.
  • Pension scheme.

 

Our client is committed to providing a diverse and inclusive workplace and welcomes applications from all backgrounds.

 

RECOMMEND A FRIEND: If you have professional friends/colleagues who would be interested in one of our roles and our excellent levels of service too, we'd like to recognise your recommendations with a 'thank you' of our own. For every friend you refer who then starts a role through Datasource either Contract or Permanent, we will send you £200 of Love to Shop Gift Vouchers & gift your friend £100 in Love to Shop Gift Vouchers as well!

 

You will be required to hold a minimum of DV Clearance. If you do not hold an active DV clearance, please familiarise yourself with the vetting process before applying.

 

(c) Copyright Datasource Computer Employment Limited 2025.

Apply for role
Engineering

Refer your friend: We want to give you a Netflix or Amazon Prime subscription and £250 Love2Shop vouchers!

Refer your friend
Refer your friend:
Contact us

Let's connect and work together!

Start the conversation

Submit CV  ·  Submit Vacancy