26 to 50 of 191 Linux Jobs in London

secure operations.- Guide and mentor junior engineers, collaborate with cross-functional teams, and ensure alignment with architectural standards.- Apply hands-on experience with AWS, Linux, scripting, CMS platforms and troubleshooting across complex environments. TO BE CONSIDERED:Please either apply through this advert or emailing me directly on . For further ...

skills (Python, PowerShell, C#, SQL or similar) Experience with time-series databases (e.g., KDB, OneTick) Knowledge of Parquet-based data storage Solid experience in Linux environments and scripting (Bash, Perl) Experience building and maintaining high-performance data pipelines Strong understanding of data validation, monitoring, and error handling Exposure to trading ...

production support. Proficient in Java or a similar language; strong debugging skills and ability to write scripts for diagnostics and updates. Familiarity with Linux and bash. Clear, empathetic communicator capable of translating complex technical issues for diverse audiences. Demonstrated bias for action: resolve incidents while building long-term fixes ...

balancing, TLS, network segmentation Experience with Infrastructure as Code (Terraform preferred) Solid understanding of high availability, disaster recovery (DR), and failover patterns Experience with Linux systems and scripting (Bash, Python, or similar) Familiarity with security best practices in AWS (IAM policies, least privilege, encryption, logging) Preferred/Nice-to-Have ...

production support. Proficient in Java or a similar language; strong debugging skills and ability to write scripts for diagnostics and updates. Familiarity with Linux and bash. Clear, empathetic communicator capable of translating complex technical issues for diverse audiences. Demonstrated bias for action: resolve incidents while building long-term fixes ...

containerisation: Terraform, GitHub Actions, Serverless Framework You can code with Python, TypeScript and/or C# You're familiar with both Windows and Linux environment administration You're capable of producing high quality technical documentation suitable for use in design assurance, incident response and support You're collaborative and pragmatic ...

deployments, cabling and hardware setup Experience with routers and switches (required) VMware or other virtualisation experience (required) MS Active Directory experience (required) Knowledge of: Linux (RHEL/Debian), Bash, VMware, Windows Server, PowerShell, Windows 11, macOS Excellent communication and teamwork skills Strong analytical and problem-solving mindset Comfortable working ...

security controls, and working closely with the Security Operations Centre (SoC) to action vulnerability management and system patching. Manage and maintain our Windows and Linux (CentOS, Red Hat, Ubuntu) server estate, as well as core Microsoft services (AD, GPO, DNS, NPS/Radius, CA, SMTP Relay), and our extensive VMware ...

skills Use your expertise to provide some thought leadership Qualifications Essential criteria: Experience as an AWS Architect Knowledge of the AWS Well Architected Framework Linux (RHEL, Centos) and Bash Understanding of DevOps and DevSecOps methodologies Preferred criteria: AWS certifications (Associate and Professional level) Security experience A keen interest in technology ...

DevOps Engineer/Application Deployment Specialist with hands-on experience in infrastructure automation, application deployment, and Tomcat server configuration for enterprise Java applications on Linux-based platform. The role is responsible for end-to-end deployment, including provisioning infrastructure, configuring servers, and managing releases of enterprise Java applications. Required Skills ...

SystemAdministrator(DevOps/AWS/Infrastructure) TheOpportunity Wereworkingwithagrowing,technology-drivenorganisationlookingtohirea SystemAdministrator withstrong DevOpsandinfrastructureexperience .Thisisahands-onrolewhereyoullplayakeypartinmaintaining,optimising,andscalingcriticalsystems. Youllcollaboratecloselywithdevelopmentandoperationsteamstoensurehighavailability,performance,andsecurityacrosstheenvironment. KeyResponsibilities Manageandmaintainserverinfrastructure(Linux/Windowsenvironments) Supportandoptimisecloudplatforms,particularly AWS ImplementandmaintainCI/CDpipelines Monitorsystemperformance,availability,andsecurity Troubleshootcomplexinfrastructureandnetworkingissues Automateroutinetasksusingscriptingandcommand-linetools Supportdeploymentsandenvironmentconfiguration KeySkills&Experience Provenexperienceasa SystemAdministrator orsimilarrole Strongknowledgeof AWS (EC2,S3,IAM,VPC,etc. ...

/TeamCity ArgoCD/GCP Anthos Ansible Key Skill Set GKE Deployment Openshift Anthos Security CICD & Tools Monitoring Project Management Documentation Landing Zone IAC Linux(RHEL/Ubuntu) Network SRE Google Cloud Services Cloud. ...

modern C++ (or strong willingness to learn) Strong OOP experience with clean code principles and good design patterns Experience with Docker, containerised environments, and Linux-based OS (RHEL, Ubuntu) Understanding of service-oriented architecture and message broker/data broker paradigms Willingness to travel to offices and customer sites ...

teams and managing incidents. Perform network forensics to detect malicious activity using traffic analysis. Conduct forensic/memory analysis on Windows/Unix/Linux for host-based threats. Deliver proactive IR advisory, including response process creation and cyber wargaming exercises. Identify root causes, evict threats, and prevent business-disrupting ...

comfortable working in AWS environments Has hands-on experience with Kubernetes and containerised systems Uses Terraform or similar IaC tools as a default Understands Linux, networking and security at a deeper level Enjoys working in small teams where you just get on with things It’s a strong ...

experience would be an advantage, with at least 2 years in a senior or leadership position. Technical Skills: Proficiency in operating systems (Windows, Linux, macOS), networking, hardware, and software troubleshooting. Microsoft 365 and Microsoft Azure infrastructure to configure and deploy new hardware i.e. Firewall, switches and wireless Attention to detail ...

driving improvements Core Skills & Experience: • Strong proficiency in modern C++ (C++17 or later) and STL • Deep understanding of multi-threading, low-latency optimisation and Linux systems • Experience working on high-frequency or real-time systems (financial or otherwise) • Familiarity with network programming, serialization and distributed architectures • Strong analytical and debugging ...

experience with relational databases (SQL Server, Sybase, or Oracle) Background in capital markets, particularly front-office trading environments Low-latency system design exposure Linux/Unix & shell scripting Experience with DevOps tooling (Maven, Jenkins, Nexus, Helios) Nice to Have Experience with eTrading, ETF or Portfolio Trading Exposure to cloud/ ...

ability using SQL and have a solid understanding of relational database design. An understanding of ETL application systems and file transfer methods. Experience navigating Linux for file archival servers and using terminal commands. Experience with agile methodologies Passionate about problem-solving and using your analytical side. Ability to work independently ...

Access (must have) App Registrations/Enterprise Applications One Identity Active Roles JIT access, ZTNA concepts, and ideally zScaler Infrastructure & Platform: VMware (VCF ideally) Linux (Ubuntu, RedHat) Microsoft stack Storage, OS, data centre fundamentals Networking (WAN/LAN, routing, firewalls, IDS/IPS, WLAN, load balancing) Automation (non-negotiable): Terraform ...

Access (must have) App Registrations/Enterprise Applications One Identity Active Roles JIT access, ZTNA concepts, and ideally zScaler Infrastructure & Platform: VMware (VCF ideally) Linux (Ubuntu, RedHat) Microsoft stack Storage, OS, data centre fundamentals Networking (WAN/LAN, routing, firewalls, IDS/IPS, WLAN, load balancing) Automation (non-negotiable): Terraform ...

/or ISO 27001, interest in AI tools (especially Microsoft Copilot), familiarity with Power Automate, Power Apps, SQL Server, Microsoft Fabric or basic Linux, and a strong motivation to learn with support from training and certifications. Benefits package: You'll receive 25 days' holiday plus bank holidays, a group stakeholder ...

trading or financial environment. Proven aptitude for understanding complex algorithms, data structures, and software design principles relevant to high‐performance systems. Solid understanding of Linux operating system internals and networking concepts. Strong analytical and problem‐solving skills, with the ability to quickly diagnose and mitigate issues under pressure ...

Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) This is a hybrid role, 2 days remote and 3 days in the office Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background, REC Solutions Limited does ...

commercial software development experience in financial services, ideally investment banking. Strong experience with CI/CD pipelines. Strong experience with Oracle. Strong experience with Linux/Unix. Strong cloud experience, ideally AWS. Good knowledge across a range of asset classes. What you'll get in return : Up to £850pd Umbrella ...