12 of 12 Part-Time Linux Engineer Jobs in London

Linux Support Engineer/Linux Systems Administrator – City of London – Linux, VMware, Nagios, Jira - £50,000 - £60,000 A well-recognised financial firm based in the City of London is looking to hire a talented Linux Support Engineer/Linux Systems Administrator to … join their established team. In this role you will be responsible for providing 1st-3rd line Linux technical support and maintenance for my client’s systems. Daily responsibilities of the Linux Support Engineer/Linux Systems Administrator will include: monitoring and supporting linux platforms during … trading hours. Assisting in the installation, configuration and maintenance of Linux systems and server and assisting the DevOps team with projects. To be considered for the Linux Support Engineer/Linux Systems Administrator role you will require the following skill-set: Linux VMware Nagios/ More ❯

Quant Linux Systems Engineer £120,000 - £160,000 Quant Capital is urgently looking for a talented Senior Linux Engineer to join our client’s Quant Systems team in London. Our client is a well-known and highly regarded organization in the high-performance trading and research … infrastructure space. We are currently seeking motivated individuals with a strong background in Linux systems and extensive experience managing complex, large-scale compute environments. As a Senior Linux Engineer, you will play a critical role in designing, maintaining, and optimizing the client’s advanced technology platforms that … the chance to work in an inclusive, collaborative, and dynamic environment. Key Responsibilities: Lead the design, implementation, and maintenance of cutting-edge infrastructure, including Linux-based systems, high-performance computing clusters, storage solutions, networking, and development tools. Contribute to diverse technology projects, including workload orchestration, system monitoring, distributed storage More ❯

Title: System Engineer Client: Elite Fintech Firm Location: London (hybrid) Salary: £50,000 - £70,000 + Bonus About the Firm: Join a world-class systematic trading firm at the forefront of quantitative finance. Our client specializes in cutting-edge technology, sophisticated algorithms, and ultra-low-latency trading strategies, operating … the opportunity to work with the latest technologies in a fast-paced, high-performance environment. Role Overview: We are seeking a highly motivated Junior Linux Engineer with a strong foundation in DevOps, automation, and Python scripting . The successful candidate will work closely with infrastructure and development teams … is an excellent opportunity for someone eager to expand their technical expertise within a dynamic and intellectually stimulating environment. Responsibilities: Support, manage, and optimize Linux-based trading infrastructure. Develop and maintain automation tools and scripts using Python and other relevant technologies. Monitor system performance, troubleshoot issues, and ensure high More ❯

Linux Engineer – Quant Trading Industry-leading compensation Quant Capital is urgently looking for a Linux Engineer to join our high profile client. Our client is a very well-known and highly regarded quantitative trading firm, liquidity provider and market maker. They operate globally and are considered … people deeply interested in teaching what they know, and in learning from you. The members of this team are some of the most talented Linux Engineers, Admins and Programmers in the country and they are tasked with improving and building a best-in-class platform that powers the complex … how you also see it. You will need: Strong background in STEM education ideally Computer Science Deep and fundamental knowledge of operating systems predominantly Linux Fluent on the command line and shell scripting Very comfortable with modern Linux and programming concepts like C, sockets, virtual memory etc Ability More ❯

Job title: Linux Engineer – Trading Client: Elite FinTech Salary: £55,000-£80,000 + Bonus Experience Level: 4 years Location: London Skills: Linux, Unix, Networking, Bash, Python, Ansible, Jira, Confluence The role: My client, an established FinTech organisation are looking for a Junior-Mid Level Linux/Unix Engineer to join their team. The ideal candidate will have around 4 years of experience, and is likely looking for or in their 2nd role. Initially, you will be required on site 3-5 days during the training period. Once bedded in, this will become … days. Responsibilities: Designing and deployment both Desktop and Server Linux/Unix based systems Working on global solutions Liaising with Developers, Traders, and numerous other teams Disaster Recovery and Business Continuity Core experience required: Strong experience with Linux/Unix Understanding of Networking – TCP/IP, DNS, UDP More ❯

We’re hiring a Linux Engineer to join a high-performance platform engineering team driving innovation in global trading and large-scale compute infrastructure. If you're passionate about low-latency systems, automation, and solving complex engineering challenges — this is for you. What You'll Do: Manage and … optimize Linux environments Tune systems for low-latency trading and machine learning workloads. Build and maintain IaC and automation pipelines using Ansible, Python, and Terraform. Troubleshoot and refine data center operations, from networking to power and cabling. Continuously improve infrastructure for scale, resilience, and performance. What You Bring: 5+ … years of Linux engineering experience in high-performance environments. Strong scripting skills (Python, Bash), solid Ansible know-how. Expertise in networking, observability (Prometheus, Grafana, ELK), and DevOps tooling (Terraform, Git, CI/CD). Familiarity with containers (Docker/Kubernetes) and cloud (AWS) is a plus. Bonus: Experience with 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 … 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 More ❯

Linux Platform Engineer - RedHat - Automation - Ansible, AWX - Python/Bash - Project focussed Hybrid working, 3 days office - London Leading financial services client is looking for a Linux Platform Engineer to join their team on a permanent basis. There is a strong drive for automation, the successful More ❯

Job Title : Linux Infrastructure Engineer Location: Central London (Onsite) Would you like to be part of a fintech organisation poised to disrupt the fintech space? If you are passionate about technology and eager to collaborate with industry experts, this is the role for you! Job Description: As a … Linux Infrastructure Engineer, you will report directly to the Head of Infrastructure and play a pivotal role in building out their state-of-the-art infrastructure. Your primary responsibilities will include: Monitoring and supporting the exchange infrastructure to ensure optimal performance and reliability. Leading new projects, working closely … with developers and the security team to implement innovative solutions. Ensuring seamless deployment and administration of Linux OS environments. Must Haves: 4+ years experience with Linux OS, including administering and deploying. Proven experience working in professional services, particularly in high-pressure environments. Nice to Haves: Knowledge of network More ❯

A leading fintech firm specialising in asset management is seeking a Linux Support Engineer to join its dynamic technical team. The ideal candidate will bring expertise in Linux systems administration, troubleshooting, and scripting, ensuring seamless infrastructure performance for trading and financial applications. Key Responsibilities: Provide high-level … Linux support , ensuring system stability and optimal performance. Manage incident response , proactively resolving system issues to minimize downtime. Collaborate with developers and infrastructure teams to improve platform reliability. Automate processes using Bash, Python, and Shell scripting to enhance efficiency. Monitor system performance, security, and compliance with financial industry standards. … Requirements: Strong expertise in Linux systems administration (Red Hat, Ubuntu, CentOS). Experience with SQL and trading infrastructure is preferred. Proficiency in Bash, Python, or Shell scripting for automation. Excellent problem-solving skills and ability to work under pressure in a fast-paced environment. Prior experience supporting financial services More ❯

Linux/Kubernetes Engineer - - Investment Bank Up to £100,000 Basic salary 5-days a week onsite in City of London What’s on offer: 10% employer pension contribution Discretionary bonus 30 days holiday Private health and life insurance Enhanced parental leave Flexible working and wellbeing support About … the opportunity to expand into cloud where appropriate. What you’ll do: Design and manage highly available Kubernetes clusters across multiple datacentres Collaborate with Linux, infrastructure, and SOC/CERT teams to secure and optimise bare-metal environments Support mission-critical workloads including low-latency trading systems, leveraging tools … gateways for smart routing of financial traffic Automate infrastructure using Terraform, Ansible, Git, and CI/CD tooling What we’re looking for: Deep Linux/UNIX experience (Ubuntu & RHEL) Kubernetes administration expertise, ideally on bare-metal Solid understanding of networking (TCP/IP, BGP, VLANs, VRF) Scripting and More ❯

My client, a leading multinational bank, is looking for a Linux Systems Administrator to join their team and help manage the build out of robust and secure infrastructure. You’ll play a crucial role in maintaining and optimising Linux-based servers, ensuring high availability, performance, and security across … their financial systems. You will be responsible for administering, troubleshooting, and supporting the Linux environment while working alongside cross-functional teams. Requirements: Proven experience as a Linux Systems Administrator or similar role in a high-availability environment. Strong knowledge of Linux operating systems and network protocols Experience More ❯