Senior Application Engineer (SIEM)

Overview

In this role you will support and enhance critical security-enabled platforms used in defence and public sector services. You will work closely with cross-functional teams to deliver secure, scalable engineering solutions and drive continuous improvement. You will lead technical delivery, mentor juniors, and ensure governance and cyber security compliance. This is a mission-driven opportunity to shape enterprise applications that underpin national security while collaborating in an agile, team-focused environment.

Pay / Benefits

• generous leave with up to 12 flexi-days
• pension scheme with up to 15% employer contribution
• mental health support and financial advice
• access to 4,000+ online courses via Coursera and LinkedIn Learning
• flexible benefits up to 500 annually (private healthcare, lifestyle discounts, gym memberships)
• flexible/hybrid working options

Responsibilities

• Support, configure, and enhance security tooling platforms (SIEM/EDR)
• Deliver engineering tasks within defined work packages aligned to security requirements and SLAs
• Contribute to application architecture, integration, and lifecycle activities
• Collaborate with engineering, service management, and business teams to resolve technical issues
• Mentor junior engineers and promote best practices
• Participate in continuous improvement initiatives (automation, documentation, knowledge sharing)
• Ensure compliance with engineering governance, ITSM processes, and cyber security policies

Key requirements

• Solid experience in supporting, configuring, and enhancing security tooling platforms (SIEM/EDR or similar)
• Ability to solve moderately complex application-related issues and contribute to secure, scalable solutions
• Understanding of application lifecycle management, integration patterns, and secure-by-design principles
• Strong communication and collaboration skills across engineering and business teams
• Proactive mindset with a passion for continuous improvement and knowledge sharing
• Experience working within security and ITIL-aligned environments
• Delivery within secure/enterprise/defence environments

• Strong communication
• Collaboration
• Proactive mindset
• SIEM
• EDR
• vulnerability management

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