Site Reliability Engineer – Manchester

About the role

We are looking for a Site Reliability Engineer to join our Manchester team within BAE Systems Digital Intelligence. The role focuses on applying software engineering practices to improve reliability, performance and automation of mission‑critical services, while keeping hands‑on support work to no more than 50% of the team's time.

Key responsibilities

• Support and maintain essential services that underpin core mission applications, proactively enhancing availability, performance and stability.
• Design and implement automation to replace repetitive manual operations, ensuring that on‑call and incident work never exceeds 50% of the SRE’s time.
• Instrument applications lacking monitoring, collect metrics and demonstrate continuous improvement.
• Advise product teams on best practices for building scalable, resilient systems and collaborate on design reviews.
• Participate in the internal DevOps/SRE community, sharing knowledge and driving standards across the organisation.

Required profile

• Experience developing software in Java and web technologies such as JavaScript and HTML.
• Familiarity with NoSQL/search databases like Elasticsearch and MongoDB.
• Proficiency with Linux and Windows command‑line environments (Bash, PowerShell).
• Hands‑on experience with cloud platforms (AWS, Azure or OpenStack).
• Experience using configuration and deployment tools such as Chef or Puppet.

Required skills

• Java
• JavaScript
• HTML
• Elasticsearch
• MongoDB
• Linux
• Windows
• Bash
• PowerShell
• AWS
• Azure
• OpenStack
• Chef
• Puppet

What we offer

• Hybrid and flexible working arrangements.
• Referral bonus of £5,000.
• Grade level GG08‑GG10 within a leading digital intelligence organisation.
• Opportunities to engage with local community outreach and tech‑skill development programmes.