Application Development Support Engineer

Company: BAE Systems
Apply for the Application Development Support Engineer
Location: London
Job Description:

Overview

In this role, you will support critical national applications by diagnosing and resolving cross-domain issues across infrastructure, software, and databases. You will work closely with government clients and internal teams to ensure reliable delivery of mission-critical systems. You’ll influence design, development, and operational stability while addressing complex problems in demanding environments. This position offers hands-on, on-site work with occasional remote options and requires security clearance to start. You’ll join a mission-driven team that protects national infrastructure and partners with agencies to maintain resilient networks.

Pay / Benefits

  • Hybrid working
  • On-site work
  • Referral bonus

Responsibilities

  • Application design
  • Application development
  • Incident management
  • Virtual infrastructure management
  • System health monitoring tools
  • Database administration
  • Supporting bespoke critical applications

Key requirements

  • RedHat based Linux (CLI)
  • Python Development
  • SQL and Relational Databases
  • Windows Server
  • Software development principles
  • Lateral thinking
  • Collaboration with cross-functional teams
  • Stakeholder communication
  • Bash
  • PowerShell
  • NodeJS (Typescript + React)

Posted: September 14th, 2026