176 to 200 of 219 Linux Jobs in London

Application Support Team Lead

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
Application Support Team Lead - (Trading, FinTech, Financial Services, FIX Protocol, Linux, Unix, SQL) An excellent opportunity has arisen for a Application Support Team Leadto join a well-established, innovative, growing exchange working with some cutting-edge technologies. My clients culture is one of trust, openness, and excellence. They work … ideal place for you to develop your career. Benefits (not exhaustive list) - Application Support Team Lead(Trading, FinTech, Financial Services, FIX Protocol, Linux, Unix, SQL) Competitive salary 5 days annual leave - not including bank holidays Can opt to join Private Medical insurance scheme Hybrid working Flexible working hours Company pension ...

Solace Messaging Administrator

Hiring Organisation
Searchability
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £130,000 per annum
environments Experience with Solace PubSub+ appliances and software brokers Strong understanding of distributed systems and WAN environments Experience with Prometheus and Grafana monitoring tools Linux/Unix administration and scripting experience Strong troubleshooting and analytical problem-solving skills Experience supporting low latency, high throughput messaging systems TO BE CONSIDERED: Please … process and submit (subject to required skills) your application to our client in conjunction with this vacancy only. KEY SKILLS Solace, PubSub+, Messaging Administrator, Linux, Prometheus, Grafana, WAN, Low Latency Systems, Distributed Systems, Python, Bash, Infrastructure, Production Support, Kafka, RabbitMQ, Docker, Kubernetes, AWS, Azure, Messaging Systems ...

Solace Messaging Administrator

Hiring Organisation
Searchability (UK) Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
environments Experience with Solace PubSub+ appliances and software brokers Strong understanding of distributed systems and WAN environments Experience with Prometheus and Grafana monitoring tools Linux/Unix administration and scripting experience Strong troubleshooting and analytical problem-solving skills Experience supporting low latency, high throughput messaging systems TO BE CONSIDERED: Please … process and submit (subject to required skills) your application to our client in conjunction with this vacancy only. KEY SKILLS Solace, PubSub+, Messaging Administrator, Linux, Prometheus, Grafana, WAN, Low Latency Systems, Distributed Systems, Python, Bash, Infrastructure, Production Support, Kafka, RabbitMQ, Docker, Kubernetes, AWS, Azure, Messaging Systems ...

Head of Development, EMEA IT, IT

Hiring Organisation
CLSA Global Markets Pte Ltd
Location
London, UK
Java—class creation, JVM internals, garbage collection—with certifications preferred.* Proficiency in SQL (Oracle, MS SQL, PostgreSQL), including stored procedures; certifications preferred.* Expertise in Linux command-line scripting (bash) and system administration.* Hands-on experience developing low-latency, high-throughput Java components.* Practical experience building cash equity trading platforms … JIRA and Confluence.* Experience with CI/CD tools such as Git, Maven/Gradle, Jenkins/Bamboo, GitLab.* Shell scripting and Unix/Linux fundamentals.* Understanding of schemas, JMX, JUnit, XML, and IDEs (Eclipse, IntelliJ).* Ability to work under tight deadlines in fast-paced environments with minimal supervision. ...

Linux System Administrator/Engineer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £70,000 per annum
Linux System Administrator Salary to £70,000 + up to £15,000 in additional bonuses Must be eligible for a high level of UK Government Clearance London location Sanderson Government and Defence are working with one of the world largest technology companies in their UK Secure Government division. They … looking for a Linux System Administrator who holds or is eligible for a high level of UK Government Clearance and who has a genuine interest in the sector. Tech wise, on top of the basic Linux System Administrator skillset they are looking for at least some of the following: Ansible ...

Senior Systems Engineer

Hiring Organisation
Capita Shared Services Limited
Location
West London, London, United Kingdom
Employment Type
Permanent, Work From Home
experienced Unix/Linux engineer who thrives on variety - BAU, projects, problem-solving, and new tech - this is a brilliant opportunity to join a team where no two days look the same. You'll provide advanced 3rd (and sometimes 4th) line expertise across on prem, hybrid and public cloud Unix …/Linux platforms, supporting a multi-client estate and helping keep critical services running smoothly. What we're looking for You'll bring strong Unix/Linux engineering capability, plus the confidence to operate at senior escalation level. We're looking for: Proven experience in a 3rd Line Support/ ...

DevOps Engineer - Active SC, Linux, AWS

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 425 Daily
DevOps Engineer - Active SC, Linux, AWS Up to £425 per day - Inside IR35 London/Primarily Remote 6 months My client is an instantly recognisable consultancy who require 2 DevOps Engineers with Active SC Clearance for an end client within the Public Sector click apply for full job details ...

Technical Product Owner (R based)

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £550 to £600 per day
Role Technical Product Owner (R based) Must have: Senior SME with R expertise (R modules, libraries, execution environment) with expertise in cloud concepts- containerization, Linux job scheduler and HPC Your Responsibilities Liaise with Business and taking care of the key responsibilities Lead Backlog Refinement meetings Lead meetings with Business Discussion … deploy R-based solutions in cloud environments (e.g., Azure, AWS, GCP) Support CI/CD pipelines for R scripts and dashboards Write and manage Linux shell scripts to automate R script execution Use cron jobs or Linux job schedulers (e.g., at, systemd timers) to schedule R tasks Monitor and troubleshoot ...

C++ Software Engineer

Hiring Organisation
Expert Employment
Location
N2, Garden Suburb, Greater London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £68000/annum Full Packagy
systems Work on real-time data processing, simulation, or sensor integration Support verification, validation, and testing activities Build and maintain CI/CD pipelines (Linux and Windows) Collaborate in Agile teams (Scrum and Kanban) Key Skills Strong C++ experience (Python beneficial) Background in defence, aerospace, robotics, or simulation Experience with … Linux, Git, and CI/CD tools Understanding of systems integration, testing, or comms protocols Ability to work with hardware or real-world data systems Experience with LiDAR or robotics systems Knowledge of Azure DevOps, SVN, or PLCs ...

Infrastructure Operations

Hiring Organisation
Asset Inventories
Location
London Area, United Kingdom
supporting and maintaining enterprise infrastructure across on premises, virtualized, bare metal, and cloud environments. The role requires strong operational expertise in VMware vCenter, Linux systems, AWS cloud environments, automation, and monitoring platforms. The ideal candidate is hands on, capable of troubleshooting complex issues, making improvement recommendations, and working independently while … including provisioning, maintenance, migration, and decommissioning Perform OS rebuilds and bare metal provisioning using Rebar Maintain infrastructure stability, availability, and performance Operating Systems Advanced Linux administration including troubleshooting, patching, hardening, and performance tuning Windows Server administration and operational support Perform system upgrades, rebuilds, and recovery activities Cloud Support Provide operational ...

Infrastructure Lead

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
Infrastructure Lead - Networks, Storage, Windows, Linux, EUC, Security, Data Centre Permanent - up to £80,000 + package - London (4/5 days office based) Global financial services client is seeking an Infrastructure Lead to join their team in London on a permanent basis. The successful candidate will lead a small … years. Required Skills & Qualifications Technical Expertise: Knowledge of Server and storage, networking (Firewalls, routing/switching, BGP, OSPF, DMVPN) and security, Windows and Linux environments, Cloud compute experience (AWS or GCS or Azure), EUC technology (Copilot, ChatGPT, End point protection, desktop deployment, etc), Data Centre Leadership: Strong project management ...

Linux Engineer

Hiring Organisation
VIQU IT Recruitment
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 - 550 Daily
Linux Engineer - 6-month contract - London - Outside of IR35 The Linux Engineer will play a central role in upgrading servers to Ubuntu 24.04 LTS while implementing stringent CIS Level 2 security standards across a diverse and business-critical environment. The Linux Engineer will work closely with applications-troubleshooting compatibility issues ...

Senior Imperva DAM / Linux Security Engineer

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600 per day
Senior Imperva DAM/Linux Security Engineer 6 Month Contract We are looking for a hands on Security Engineer to support and enhance a large scale Imperva Data Activity Monitoring platform within a complex enterprise environment. You will take ownership of a Linux based security estate, ensuring platform stability, security … Support integrations with Active Directory, SIEM, Syslog and monitoring tools Automate processes to improve efficiency Required Experience Strong Imperva DAM or similar experience Strong Linux administration skills Scripting experience, Bash, Perl or similar Experience supporting enterprise security platforms Strong troubleshooting capability Contract Details 6 month contract Hybrid, mainly remote with ...

Senior Software Engineer C++

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
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 … then my client could be the ideal place for you to develop your career. Benefits (not exhaustive list): Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) Competitive salary 25 days annual leave - not including bank holiday Private medical insurance Flexible working hours Company pension ...

Site Reliability Engineer

Hiring Organisation
Arrows
Location
London Area, United Kingdom
infrastructure - maintaining platform reliability while driving automation across the estate. 🛠️ Tech/Environment AWS (core focus) Terraform & Ansible Python (preferred)/Bash Linux environments Strong focus on automation + reducing manual processes 🎯 What they’re looking for Solid SRE/DevOps experience in AWS environments Strong scripting (Python ideally) Infrastructure … Code (Terraform/Ansible) Linux-first mindset Engineers who can own problems and drive improvements, not just maintain ⚡ Interview Process Technical Q&A (45 mins) Cultural interview (30 mins) They’re moving quickly and can wrap this up within a week. If you’re open to a new contract ...

Senior Python Quantitative Developer - Central Risk & Backtesting Platform - Quant Hedge Fund

Hiring Organisation
Winston Fox
Location
City of London, London, United Kingdom
specialist and multi-award-winning Systematic Hedge Fund in a brand-new Core team designing and implementing a greenfield centralised Python/SQL/Linux/Docker platform for Backtesting, Pricing, Risk and Performance to be used across all Funds and Investment teams. Our client is an early Quantitative Investment … such as Jenkins and GitLab CI/CD and a strong understanding of Software Development Life Cycle (SDLC) best practices, with knowledge of SQL, Linux and ideally Docker. PhD/MSc level education in a numerate discipline from a top institution. MATLAB experience highly desirable. This is an outstanding opportunity ...

Contract Software Engineers C# & C++ (Linux)

Hiring Organisation
Enterprise Recruitment Limited
Location
New Malden, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Software Engineers C# & C++ (Linux) Near Wimbledon, London | 6 months | Inside IR35 Were hiring two separate contract engineers to work on hardware-integrated software projects: Contract C# Software Engineer (Windows) C#/.NET Windows desktop applications (Windows Forms) Multi-threaded & networked applications TCP/IP, UDP Hardware/physical … product interfacing On-site 3 days per week (initially full-time on-site) Contract C++ Linux Software Engineer (Embedded) Strong C++ on Linux Embedded software experience Networking (TCP/IP, UDP) Build systems (OpenEmbedded/BitBake desirable) Hybrid working once up to speed (up to 2 days remote) Contract Details ...

Linux Engineer / Architect

Hiring Organisation
Randstad Digital
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 500 - 550 Daily
Linux Engineer/Architect 6 Months Contract + with possible extension £550 a day inside IR35 London Based - 2 days in the office Active SC Clearance is Needed A well established IT Provider is looking for an experienced Linux Engineer/Architect with a proven track record of designing, building ...

Director Cloud Native Architects, EMEA

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
portions and/or lead responses to RFPs, RFQs and RFIs Superior knowledge of current and emerging storage architectures (FC, iSCSI, NAS, OSD, SAN) Linux, NFS file systems and Linux distributed network environment Familiarity with AWS, Azure, GCP a plus Installation/configuration of distributed computing, multiprocessing, virtual memory subsystem ...

IT Systems Engineer - MS Cloud - Applications - Datacentre

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65,000
relevant experience working in a Cloud Datacentre Environment Candidates MUST HAVE relevant & up to date Technical Industry Accreditations Microsoft certifications (M365, Endpoint, Security, Azure) Linux and networking certifications (e.g. MCSE, Linux, CCNA). Candidates MUST BE London-based or within reasonable travel distance due to the requirement to access datacentres … support across Microsoft 365, Azure, AvePoint and third-party cloud platforms (e.g. VoIP, CRM). Support and administer on-prem and cloud infrastructure including Linux (RedHat and variants), Windows Server, VMware virtualisation, Veeam Backup & Replication and SAN technologies (Fibre/iSCSI). Respond to, investigate and remediate incidents identified through ...

Cyber Seurity Lead Financial Fintech London

Hiring Organisation
Stream Search Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Proactively assess and mitigate emerging risks, including AI-driven threats. Establish governance around third-party software and AI usage. Support and oversee patching across Linux, Windows, and network systems. Audit and remediate internal policies (firewalls, O365, MDM) with relevant teams. Conduct and manage penetration testing (network, application, infrastructure), including … reporting. Required Skills & Experience 5+ years in hands-on security engineering or security operations. Strong experience in penetration testing across multiple layers. Solid Linux administration and hardening experience (production environment is Linux-based). Knowledge of Windows security & MDM frameworks. Experience with PKI and digital certificates (CA processes, lifecycle management ...

Contract Software Engineers C# & C++ (Linux)

Hiring Organisation
Enterprise Recruitment Limited
Location
New Malden, Surrey, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Contract Software Engineers C# & C++ (Linux) Near Wimbledon, London 6 months Inside IR35 Were hiring two separate contract engineers to work on hardware-integrated software projects: Contract C# Software Engineer (Windows) C#/.NET Windows desktop applications (Windows Forms) Multi-threaded & networked applications TCP/IP, UDP Hardware/physical ...

Senior Infrastructure & Network Systems Engineer

Hiring Organisation
Galldris Services Ltd
Location
EN3, Enfield Lock, Greater London, United Kingdom
Employment Type
Permanent
operation of hybrid on-prem and cloud infrastructure. Front-facing technical engineer supporting internal work collogues, management, and remote office. Key Responsibilities Infrastructure & Platforms Linux and Windows Server 2016+ administration Proxmox virtualization Reverse Proxy Web Server Management Application Proxy Gateway Cloud and hybrid server environments Knowledgeable ITIL frameworks, MDM platforms … Network and identity security, Server and platform hardening Monitoring, logging, and incident response ISO 27001 aligned practices Certifications & Skills CompTIA Network+ Vendor-agnostic networking Linux, Windows, M365, Cloud Customer-facing engineering (CE+) Interested applicants must be eligible to work legally in the UK. Should you feel you have what ...

IT Manager - Mac Expert

Hiring Organisation
Clear IT Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £100000/annum
infrastructure and services • Leading, mentoring, and developing a small IT team • Managing Mac hardware lifecycle, deployment, and updates via Jamf Pro • Administration of Linux servers, including scripting, web, file, and directory services • Managing networking infrastructure including firewalls (SonicWall essential), switches, and wireless access points • Overseeing VOIP/SIP systems … hours in the event of critical IT incidents The Candidate • Extensive experience supporting and deploying macOS in a business environment (Jamf Pro essential) • Strong Linux administration and command-line scripting skills (Bash/Python) • Proven networking expertise including SonicWall, Brocade, and Ubiquiti • Experience with Dell servers, VMware/Hyper ...

IT Manager - Law Firm

Hiring Organisation
Clear IT Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70000 - £100000/annum
infrastructure and services • Leading, mentoring, and developing a small IT team • Managing Mac hardware lifecycle, deployment, and updates via Jamf Pro • Administration of Linux servers, including scripting, web, file, and directory services • Managing networking infrastructure including firewalls (SonicWall essential), switches, and wireless access points • Overseeing VOIP/SIP systems … hours in the event of critical IT incidents The Candidate • Extensive experience supporting and deploying macOS in a business environment (Jamf Pro essential) • Strong Linux administration and command-line scripting skills (Bash/Python) • Proven networking expertise including SonicWall, Brocade, and Ubiquiti • Experience with Dell servers, VMware/Hyper ...