Senior Application Engineer

## Senior Application Engineer Apply locations:
GB - Bristol - Coldharbour Lanetime type:
Full time posted on:
Posted Yesterday job requisition :
R0030373
*
* Job Description:

** Salary Range: £44,171 - £61,950

Leonardo UK operates a grade-based salary framework with broad bands. The salary range shown reflects the approved grade band for this role, or a narrower hiring range published within that band, and is benchmarked against the external market. Exceptions above the standard range are managed through governance controls to protect internal equity.
** Your Impact
** Are you ready to support and enhance enterprise applications that underpin national security and critical services? At Leonardo UK, our Senior Application Engineers play a key role in maintaining and improving business-critical platforms — ensuring they are secure, scalable, and aligned with operational needs. You’ll work collaboratively across engineering and service teams, contributing to technical delivery and continuous improvement.
Your work at Leonardo UK will see you take the lead in solving customer problems in an agile, innovative and team-centric manner. The role may involve a blended hybrid working model, with a mixture of working from home and working on site at one of our Leonardo offices to ensure close collaboration with the wider team and with our customers.

Leonardo UK is seeking a Senior Application Engineer to join the Cyber & Security Solutions Division team. This role is focused on delivering, maintaining, and improving platform and systems engineering solutions that underpin critical defence, government and public sector services.
What you will do as a Senior Application Engineer
* Support, configure, and enhance the
** Leonardo*
* ** MCX suite of applications**, ensuring reliable operation within mission‐critical communication environments..
* Deliver engineering tasks within defined work packages, ensuring alignment with user needs, operational communication requirements, security requirements, and service-level objectives.
* Contribute to application architecture, configuration, integration, and lifecycle activities under the guidance of senior engineers.
* Collaborate with stakeholders across engineering, service management, and product teams to resolve technical issues.
* Mentor junior engineers and specialists, supporting their development and promoting best practices.
* Participate in continuous improvement initiatives, including automation, documentation, and knowledge sharing.
* Ensure compliance with engineering governance, ITSM processes, and cyber security policies.## What you’ll bring
* Solid experience in supporting, configuring, and enhancing
** enterprise or mission‐critical applications**, ideally within telecoms, control rooms, or public‐safety communications environments.
* Ability to solve moderately complex application-related issues and contribute to secure, scalable solutions in high‐availability operational settings.
* Understanding of application lifecycle management, integration patterns, and secure-by-design principles.
* Strong communication and collaboration skills across engineering, service management and product teams.
* A proactive mindset with a passion for continuous improvement and knowledge sharing.## ## Core areas (must have):
* ** Mission‐Critical Application Experience**:
Hands‐on experience supporting or configuring
** operational telecoms systems**, public‐safety applications, control room tools, or enterprise‐grade software.
* ** Application Lifecycle Knowledge**:
Understanding of deployment, maintenance, upgrades, and decommissioning phases.
* ** Integration & Identity Management**:
Familiarity with integration patterns and identity systems such as Open  and OAuth
* ** Secure-by-Design Principles**:
Awareness of cyber security practices and secure configuration.
* ** Service Management Alignment**:
Understanding of ITIL or similar frameworks.
* ** Technical Problem Solving**:
Ability to resolve moderately complex issues and contribute to service improvement.
* ** Collaboration & Communication**:
Strong communication skills across engineering, service, and product teams.## Desirable:
*…