10 of 10 Permanent Linux Administrator Jobs in London

Senior Consultant - Linux & Automation £45k- £65k Crawley We are seeking a passionate and skilled Senior Consultant - Linux & Automation to lead the design and delivery of Linux-based automation solutions for our client in West Sussex. This role will be hybrid working. They offer a competitive salary of … a very strong bonus (10-30%), 29 days holiday (progressing up to 33), medical and dental coverage, and more. This position is ideal for Linux enthusiasts who have a background in system administration, scripting (Bash, Perl, Python), and automation tools, and are ready to step into a more strategic … techies that want to learn, grow and contribute to their project. Key Responsibilities: Project Leadership : Manage the planning and successful delivery of large-scale Linux and automation projects, ensuring client objectives are met with innovative and effective solutions. Design and Architecture : Develop scalable, secure Linux systems using Infrastructure More ❯

HPC Linux System Administrator - fully remote/work from home £55,000 - £75,000 & health/life/income insurance This is a great opportunity for a Linux System Administrator with experience of high-performance computing to join a leading technical consultancy to help deliver high … ideal for someone with the following skills/experience: A BSc/MSc/PhD in Maths/Physics/Computer Science or similar Linux Networking protocols and services (DNS, NIS, NFS, TCP/IP, SNMP, DHCP etc.) Strong communication skills and client facing experience Some knowledge of scripting … programming languages would be beneficial Some experience with HPC Experience with GPFS would be a bonus! Some of the benefits that come with the Linux System Administrator role include: A starting salary of £55k+ Matched pension up to 10% Health insurance Life insurance Income protection 25 days paid More ❯

HPC Linux System Administrator - fully remote/work from home £55,000 - £75,000 & health/life/income insurance This is a great opportunity for a Linux System Administrator with experience of high-performance computing to join a leading technical consultancy to help deliver high … ideal for someone with the following skills/experience: A BSc/MSc/PhD in Maths/Physics/Computer Science or similar Linux Networking protocols and services (DNS, NIS, NFS, TCP/IP, SNMP, DHCP etc.) Strong communication skills and client facing experience Some knowledge of scripting … programming languages would be beneficial Some experience with HPC Experience with GPFS would be a bonus! Some of the benefits that come with the Linux System Administrator role include: A starting salary of £55k+ Matched pension up to 10% Health insurance Life insurance Income protection 25 days paid More ❯

Linux Administrator (DV Security Clearance) Position Description CGI's Space, Defence, and Intelligence business unit is dedicated to delivering cutting-edge technical solutions that address the most complex challenges faced by government agencies. Our mission-critical systems are custom-built to ensure security, reliability, and innovation, helping our … clients protect the nation and its people. We are currently seeking a Linux Admin to join our Secure Innovation & Advisory team, working collaboratively with clients to deliver impactful solutions. This role offers an exciting opportunity to engage with groundbreaking technologies in a dynamic and rewarding environment. At CGI, we … based networks to "Zero Trust Implementation" Required qualifications to be successful in this role - Hold a valid HMG DV clearnace - 2+ years as a Linux Admin Together, as owners, let's turn meaningful insights into action. Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you More ❯

Linux Systems Engineer Salary: £150,000 - £200,000 basic Organisation: HFT firm Location: Central London A globally recognised independent trading business that have a strong focus around low latency algorithmic trading are currently looking for a Systems Engineer to join their London-based infrastructure team. The role will help … following is important: Solid experience with RHEL derivatives, Bios/Kernel Tuning and Optimizations for Ultra Low Latency Trading Strong experience networking in a Linux environment with a solid background in networking Strong scripting experience surrounding Perl, Bash, Python, Ruby etc Exposure to Cloud technologies This is a fantastic More ❯

Linux Systems Engineer Salary: £150,000 - £200,000 basic Organisation: HFT firm Location: Central London A globally recognised independent trading business that have a strong focus around low latency algorithmic trading are currently looking for a Systems Engineer to join their London-based infrastructure team. The role will help … following is important: Solid experience with RHEL derivatives, Bios/Kernel Tuning and Optimizations for Ultra Low Latency Trading Strong experience networking in a Linux environment with a solid background in networking Strong scripting experience surrounding Perl, Bash, Python, Ruby etc Exposure to Cloud technologies This is a fantastic More ❯

Senior Linux System Administrator £75,000 • Remote (UK) • Private Cloud Infrastructure • Hands-On Role G.Digital are back with one of our favourite partners in the Tech for good space who are in need of a Senior Linux Wizard to oversee a new exciting project. You’ll be … in abstraction — you’ll be close to the metal, solving real problems with real consequences. What You’ll Do Maintain and optimise Ubuntu-based Linux systems running in a private cloud environment. Monitor, troubleshoot, and improve performance across systems and services. Manage production databases (PostgreSQL, Cassandra, Redis, Kafka) with … of-hours support as part of a shared rotation ( All within normal working hours Monday - Friday) What We’re Looking For Deep experience running Linux systems in production — especially Ubuntu. Confidence in managing, tuning, and troubleshooting relational and distributed databases. Strong understanding of networking concepts — experience with VPNs, routing More ❯

Senior Linux System Administrator £75,000 • Remote (UK) • Private Cloud Infrastructure • Hands-On Role G.Digital are back with one of our favourite partners in the Tech for good space who are in need of a Senior Linux Wizard to oversee a new exciting project. You’ll be … in abstraction — you’ll be close to the metal, solving real problems with real consequences. What You’ll Do Maintain and optimise Ubuntu-based Linux systems running in a private cloud environment. Monitor, troubleshoot, and improve performance across systems and services. Manage production databases (PostgreSQL, Cassandra, Redis, Kafka) with … of-hours support as part of a shared rotation ( All within normal working hours Monday - Friday) What We’re Looking For Deep experience running Linux systems in production — especially Ubuntu. Confidence in managing, tuning, and troubleshooting relational and distributed databases. Strong understanding of networking concepts — experience with VPNs, routing More ❯

Senior Linux System Administrator £75,000 • Remote (UK) • Private Cloud Infrastructure • Hands-On Role G.Digital are back with one of our favourite partners in the Tech for good space who are in need of a Senior Linux Wizard to oversee a new exciting project. You’ll be … in abstraction — you’ll be close to the metal, solving real problems with real consequences. What You’ll Do Maintain and optimise Ubuntu-based Linux systems running in a private cloud environment. Monitor, troubleshoot, and improve performance across systems and services. Manage production databases (PostgreSQL, Cassandra, Redis, Kafka) with … of-hours support as part of a shared rotation ( All within normal working hours Monday - Friday) What We’re Looking For Deep experience running Linux systems in production — especially Ubuntu. Confidence in managing, tuning, and troubleshooting relational and distributed databases. Strong understanding of networking concepts — experience with VPNs, routing More ❯

Linux Systems Engineer Salary: £150,000 - £200,000 basic Organisation: HFT firm Location: Central London A globally recognised independent trading business that have a strong focus around low latency algorithmic trading are currently looking for a Systems Engineer to join their London-based infrastructure team. The role will help … following is important: Solid experience with RHEL derivatives, Bios/Kernel Tuning and Optimizations for Ultra Low Latency Trading Strong experience networking in a Linux environment with a solid background in networking Strong scripting experience surrounding Perl, Bash, Python, Ruby etc Exposure to Cloud technologies This is a fantastic More ❯