Applications Engineer - Aerospace & Defense

Hamilton Barnes; Corsham; Hybrid; GBP 150,000 - 180,000; Full time

Job summary

Hamilton Barnes is seeking an Applications Engineer for a 6-month hybrid contract based in Corsham. You will deliver hands-on deployment, configuration and lifecycle management of enterprise applications across Windows and/or Linux environments.

The role covers integration with AD/LDAP, databases and services, secure-by-design deployment, and development of technical artefacts. ITIL discipline and UK SC eligibility are valued.

Qualifications

• Experience installing, configuring and supporting enterprise applications on Windows or Linux servers.
• Experience integrating apps with Active Directory/LDAP, databases, and web services across dev/test/prod.
• Understanding of application security, hardening and troubleshooting complex issues.
• Ability to produce technical documentation (LLDs, build guides, runbooks) with ITSM familiarity.
• UK Security Clearance (SC) eligibility or ability to obtain.

Responsibilities

• Deploy, configure and support enterprise applications across Windows and/or Linux environments.
• Support integration of applications with enterprise services including identity, databases, and networking.
• Configure and maintain application environments across development, test, and production platforms.
• Implement secure-by-design principles for deployment and configuration.
• Produce and maintain design docs, build guides, and runbooks.
• Support system integration, testing, and validation with Service Management to resolve incidents.

Skills

Windows OS

Linux OS

Application deployment

Troubleshooting

ITIL familiarity

UK Security Clearance

Tools

IIS

Apache

Tomcat

PowerShell

Bash scripting

CI/CD

DevOps exposure

Job description

Looking for a role with plenty of growth opportunities?

Join a UK-based, NCSC-assured consultancy specialising in the design, testing, and delivery of secure information and communication systems, recognised for its expertise in risk management and audit review within the defence and security sector.

An exciting opportunity has arisen for an Applications Engineer to deliver hands‑on engineering support on a 6‑month hybrid contract based in Corsham. The ideal candidate will support application deployment, configuration, and lifecycle management across enterprise environments, covering full lifecycle delivery from design and integration through to testing, deployment, and operational support within a secure, regulated environment.

Responsibilities:

• Deploy, configure, and support enterprise applications across Windows and/or Linux environments, managing installation, configuration, patching, upgrades, and decommissioning
• Support integration of applications with enterprise services including identity (AD/LDAP), databases, and networking
• Configure and maintain application environments across development, test, and production platforms, supporting troubleshooting and resolution of integration issues
• Implement secure‑by‑design principles for application deployment and configuration
• Produce and maintain technical artefacts including design documentation, build guides, and runbooks
• Support system integration, testing, and validation of application services, working with Service Management functions to resolve incidents and service requests

Skills/Must Have:

• Strong experience in application installation, configuration, and support within enterprise environments, across Windows and/or Linux server environments
• Knowledge of integrating applications with enterprise services (Active Directory, databases, web services), supporting environments across development, test, and production
• Understanding of application security and hardening best practices, with strong troubleshooting of complex application and integration issues
• Ability to produce technical documentation (LLDs, build guides, runbooks), with understanding of ITIL service management principles
• Must hold, or be eligible to obtain, UK Security Clearance (SC) - desirable: middleware/app servers (IIS, Apache, Tomcat), PowerShell/Bash scripting, CI/CD and DevOps exposure

Contract Details:

• Location: Hybrid in Corsham
• Contract Length: 6-Month Initial Contract - Inside IR35

Salary:

• £650 per day