76 to 100 of 514 Linux Jobs in the City of London

the organisation’s platform strategy across a hybrid environment, encompassing public cloud and on-premise systems. You’ll work with a broad stack including AWS, Azure, GCP, Windows Server, Linux, SQL, AVS, VDI, Citrix, Puppet, PowerShell, Jira, and LogicMonitor. With strong investment in Infrastructure as Code (IaC), automation, and modern tooling, the goal is to build a robust and agile … along with strong skills in scripting (PowerShell), configuration management (ideally Puppet), and Infrastructure as Code tools like Terraform, CloudFormation, or ARM. You’ll also have experience supporting Windows and Linux workloads, be confident navigating enterprise environments, and bring a collaborative, people-first mindset to how you lead and work with others. If you’re ready to take on a leadership More ❯

with AWS services, CI/CD tools like GitLab or Jenkins, and scripting languages such as Python or Bash is essential. Familiarity with containerisation technologies (Docker/Kubernetes) and Linux is crucial. 4 Days on-site in London £140,000 + Bonus No up-to-date CV required; we can work on updating together if needed. More ❯

to obtain SC Clearance Within this role, you will be responsible for: Design and maintain automated build systems for cross-platform software compilation Implement build automation for Windows and Linux environments using various compiler toolchains Optimise build performance and reliability across different compiler configurations and optimisation levels Manage and troubleshoot complex build dependencies and package management systems in order to More ❯

with AWS services, CI/CD tools like GitLab or Jenkins, and scripting languages such as Python or Bash is essential. Familiarity with containerisation technologies (Docker/Kubernetes) and Linux is crucial. 4 Days on-site in London £140,000 + Bonus No up-to-date CV required; we can work on updating together if needed. More ❯

to obtain SC Clearance Within this role, you will be responsible for: Design and maintain automated build systems for cross-platform software compilation Implement build automation for Windows and Linux environments using various compiler toolchains Optimise build performance and reliability across different compiler configurations and optimisation levels Manage and troubleshoot complex build dependencies and package management systems in order to More ❯

even the building out of DevOps methods and tools. Requirements: Experience in a similar Application Support position Good SQL and database knowledge Experience of supporting complex applications Solid infrastructure (Linux, Windows, networking) understanding Experience of monitoring and automation (Python, PowerShell, Bash etc) Cloud, DevOps and automation skills Excellent communication and interpersonal skills #J-18808-Ljbffr More ❯

Administration or similar role (ideally 5+ years). Proven hands-on experience with AWS (Kubernetes experience preferred). Strong scripting skills (e.g. PowerShell, Python, Bash). Operating Systems: Windows, Linux &/or MacOS. Solid understanding of CI/CD pipelines, infrastructure automation, and monitoring tools. Desirable: Associate or Professional-level cloud certifications. Experience with serverless technologies and containerised workloads. Exposure More ❯

Kafka MQ and middleware Strong understanding of payments lifecycle and realtime processing requirements Familiarity with Temenos Deployment Framework TDF and DevOps pipelines is a plus Experience with SQLOracle databases Linux scripting and monitoring tools Nice to Have Temenos certifications in TPH andor Transact Experience with containerization eg Docker Kubernetes Knowledge of cloud deployment Azure AWS GCP Experience working in AgileDevOps More ❯

including date moves and processing adjustments Murex Env Management & Troubleshooting Experienced in SQL Unix shell scripting, Monitoring tools, Web development Experienced in the Release and CI/CD process Linux/Unix server and Oracle RDS knowledge Working experience with automation/job scheduling tools such as Autosys, GitHub Actions Working experience with monitoring tools like Grafana, Splunk, Obstack, PagerDuty More ❯

including date moves and processing adjustments Murex Env Management & Troubleshooting Experienced in SQL Unix shell scripting, Monitoring tools, Web development Experienced in the Release and CI/CD process Linux/Unix server and Oracle RDS knowledge Working experience with automation/job scheduling tools such as Autosys, GitHub Actions Working experience with monitoring tools like Grafana, Splunk, Obstack, PagerDuty More ❯

WHAT YOU NEED TO BE SUCCESFUL Strong hands-on experience with Docker & Kubernetes in live production environments Scripting/programming skills – JavaScript/Node.js , Python , or Bash Experience with Linux systems , network configuration, and firewalls Familiarity with CI/CD pipelines and tools (GitOps, ArgoCD, Helm) Experience with MongoDB , PostgreSQL , Redis and secure back-end infrastructure ✅ Why Apply? Collaborate on More ❯

WHAT YOU NEED TO BE SUCCESFUL Strong hands-on experience with Docker & Kubernetes in live production environments Scripting/programming skills – JavaScript/Node.js , Python , or Bash Experience with Linux systems , network configuration, and firewalls Familiarity with CI/CD pipelines and tools (GitOps, ArgoCD, Helm) Experience with MongoDB , PostgreSQL , Redis and secure back-end infrastructure ✅ Why Apply? Collaborate on More ❯

across user provisioning, system configuration, and diagnostic workflows Evaluating and introducing emerging technologies to enhance performance and reliability Your Background: Extensive experience supporting heterogeneous environments (Windows, macOS, Unix/Linux) Deep familiarity with trade floor technology and the demands of low-latency systems Experience supporting or deploying trading and market data platforms Scripting capabilities (PowerShell, Python, Bash or similar) to More ❯

across user provisioning, system configuration, and diagnostic workflows Evaluating and introducing emerging technologies to enhance performance and reliability Your Background: Extensive experience supporting heterogeneous environments (Windows, macOS, Unix/Linux) Deep familiarity with trade floor technology and the demands of low-latency systems Experience supporting or deploying trading and market data platforms Scripting capabilities (PowerShell, Python, Bash or similar) to More ❯

or Google Cloud Relevant knowledge with regards to containerisation technologies such as Docker or Kubernetes Excellent scripting and automation skills Knowledge/Understanding of: o Scripting (Python, Ansible, Bash, Linux, etc.) o AWS o Docker o CircleCi, Codeship, Fastlane, BitRise or similar technologies What do we offer? Competitive compensation including equity in the company Generous vacation days so you can More ❯

or Google Cloud Relevant knowledge with regards to containerisation technologies such as Docker or Kubernetes Excellent scripting and automation skills Knowledge/Understanding of: o Scripting (Python, Ansible, Bash, Linux, etc.) o AWS o Docker o CircleCi, Codeship, Fastlane, BitRise or similar technologies What do we offer? Competitive compensation including equity in the company Generous vacation days so you can More ❯

issues Resolve production and development issues, leveraging strong troubleshooting skills Adjust and rewrite Prometheus alert expressions to be non-flapping and algorithmic .Requirements Understanding of networking fundamentals Proficiency in Linux OS, including system metrics and filesystems Experience with PostgreSQL Experience with load balancers (we use Nginx/Traefik, AWS ELB/NLB) Skilled in container orchestration using Docker and Kubernetes More ❯

issues Resolve production and development issues, leveraging strong troubleshooting skills Adjust and rewrite Prometheus alert expressions to be non-flapping and algorithmic .Requirements Understanding of networking fundamentals Proficiency in Linux OS, including system metrics and filesystems Experience with PostgreSQL Experience with load balancers (we use Nginx/Traefik, AWS ELB/NLB) Skilled in container orchestration using Docker and Kubernetes More ❯

teams. You don't have to have experience with all of these, but you should have experience with some and an interest to learn others: Operating Systems: Windows, macOS, Linux Ubuntu, ChromeOS Google Workspace JumpCloud Entra/Azure Jira/Confluence/Draw.io M365 Slack Zoom Workday 1Password Adobe Clari Cloudflare TeamTailor Essential Google Workspace certification a bonus. JumpCloud experience More ❯

design and integration of highly resilient distributed systems including familiarity a variety of software design and integration patterns. Experience with several of the following technologies: Java, C++, Red Hat Linux, Windows Server, .NET, MS SQL Server, IBM Db2, Oracle Database, AWS Cloud Services, IBM MQ, Experience of post-trade Foreign Exchange and Market Infrastructure Payment systems including SWIFT messaging and More ❯

design and integration of highly resilient distributed systems including familiarity a variety of software design and integration patterns. Experience with several of the following technologies: Java, C++, Red Hat Linux, Windows Server, .NET, MS SQL Server, IBM Db2, Oracle Database, AWS Cloud Services, IBM MQ, Experience of post-trade Foreign Exchange and Market Infrastructure Payment systems including SWIFT messaging and More ❯

Linux Infrastructure Engineer – Hybrid (Central London) | £65,000–£70,000 We are seeking a skilled Linux Infrastructure Engineer to join our team in a hybrid role based in Central London . Key Responsibilities: Deploy, configure, and manage Linux-based servers and services. Enhance and maintain custom system services and OS-level configurations. Manage Kubernetes clusters and containerized workloads. Administer GitLab … Prometheus, Kibana, Elasticsearch) to monitor system health. Automate system management tasks using Ansible. Participate in an on-call rotation to support global operations. Required Skills & Experience: Strong hands-on Linux (RHEL/CentOS/Rocky) administration, including kernel tuning and system optimization. Production-level experience managing Kubernetes clusters. Proficiency with GitLab for version control and CI/CD workflows. Solid More ❯

Linux Infrastructure Engineer – Hybrid (Central London) | £65,000–£70,000 We are seeking a skilled Linux Infrastructure Engineer to join our team in a hybrid role based in Central London . Key Responsibilities: Deploy, configure, and manage Linux-based servers and services. Enhance and maintain custom system services and OS-level configurations. Manage Kubernetes clusters and containerized workloads. Administer GitLab … Prometheus, Kibana, Elasticsearch) to monitor system health. Automate system management tasks using Ansible. Participate in an on-call rotation to support global operations. Required Skills & Experience: Strong hands-on Linux (RHEL/CentOS/Rocky) administration, including kernel tuning and system optimization. Production-level experience managing Kubernetes clusters. Proficiency with GitLab for version control and CI/CD workflows. Solid More ❯

A leading hedge fund is seeking a Senior Lead Linux Engineer to join a high-performance infrastructure team supporting global low-latency trading systems. This is a hands-on engineering role with strong ownership across design, automation, performance tuning, and deployment. You will lead strategic improvements to the firm’s Linux environment, enabling new trading strategies, supporting expansion to new … latency. This is a senior-level, highly technical role that goes beyond day-to-day operations and is central to their infrastructure strategy. Key Responsibilities: Architect and optimize global Linux infrastructure for ultra-low-latency trading workloads Automate system deployment and configuration using tools like Python and Ansible Analyze and tune kernel and system performance to meet demanding latency targets … and evolve systems across a global network of co-located environments Requirements: Bachelor’s degree in Computer Science or a related field 5+ years of hands-on experience with Linux systems (Debian and RHEL preferred) Deep understanding of system performance tuning, especially in low-latency environments Strong scripting and automation skills (Python, Ansible); familiarity with Nix/NixOS is a More ❯

A leading hedge fund is seeking a Senior Lead Linux Engineer to join a high-performance infrastructure team supporting global low-latency trading systems. This is a hands-on engineering role with strong ownership across design, automation, performance tuning, and deployment. You will lead strategic improvements to the firm’s Linux environment, enabling new trading strategies, supporting expansion to new … latency. This is a senior-level, highly technical role that goes beyond day-to-day operations and is central to their infrastructure strategy. Key Responsibilities: Architect and optimize global Linux infrastructure for ultra-low-latency trading workloads Automate system deployment and configuration using tools like Python and Ansible Analyze and tune kernel and system performance to meet demanding latency targets … and evolve systems across a global network of co-located environments Requirements: Bachelor’s degree in Computer Science or a related field 5+ years of hands-on experience with Linux systems (Debian and RHEL preferred) Deep understanding of system performance tuning, especially in low-latency environments Strong scripting and automation skills (Python, Ansible); familiarity with Nix/NixOS is a More ❯