3529 IT & Software Developer jobs in the UK

Linux Engineer / System Administrator
£45,000 - 45,000
Sanderson Government and Defence
Exchange Street 4, Normanton
£45,000 - 45,000
Requirements
Must:
- Strong experience in Linux system administration (Red Hat preferred)
- Familiarity with server lifecycle and patch management tools (e.g., Foreman, Dell OME)
- Basic understanding of Cisco networking (desirable)
- Exposure to Infrastructure as Code tools such as Puppet (desirable)
- Must hold an active UK Security Check (SC) clearance or higher and be eligible for Enhanced Developed Vetting (eDV)
Responsibilities
- Provide expert administration and support for secure Linux-based operational systems
- Perform proactive system maintenance, including patching, updates, and firmware deployments
- Monitor server and infrastructure health, troubleshooting performance issues and outages
- Deliver second-line technical support and carry out root cause analysis for production incidents
- Participate in an out-of-hours on-call rota when required
Description
We are seeking a Linux Engineer / System Administrator to support secure and mission-critical operational systems for high-profile clients across National Security. This is an excellent opportunity to join our business with a strong engineering pedigree, working in small, highly capable teams that deliver impactful outcomes in critical environments. Youll benefit from a flexible hybrid working model, clear progression routes, and the opportunity to shape your career as the organization continues to grow. For the right candidate, there is also the potential to gain Developed Vetting (DV/eDV), opening doors to some of the most sensitive and rewarding projects in the UK. We are based in Gloucester, with a flexible working pattern split between office, client sites, and home.
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You can find System Engineer salaries in the UK here.
How many System Engineer jobs are in the UK?
Currently, there are 3529 System openings. Check also: Linux jobs, Windows jobs, Network jobs - all with salary brackets.
Is the UK a good place for System Engineers?
The UK is one of the best countries to work as a System Engineer. It has a vibrant startup community, growing tech hubs and, most important: lots of interesting jobs for people who work in tech.
Which companies are hiring for System Engineer jobs in the UK?
Openda Ltd, Bluefruit Software Limited, The Scouts Association, City of Lincoln Council, Mas & Pas Limited, Accenture, DWP Digital among others, are currently hiring for System roles in the UK.
The company with most openings is Experis as they are hiring for 103 different System Engineer jobs in the UK. They are probably quite committed to find good System Engineers.
The company with most openings is Experis as they are hiring for 103 different System Engineer jobs in the UK. They are probably quite committed to find good System Engineers.