26 to 50 of 54 Linux Jobs in the City of London

programming, multithreading, memory management, and performance tuning Experience in low-latency environments such as trading, networking, gaming, or real-time systems Solid background in Linux development and networking protocols Previous experience in HFT, proprietary trading, or quantitative finance is highly desirable but not essential What’s on Offer: Top-tier ...

networking) advantageous Experience with user interface (UI) development Solid understanding of object-oriented design and algorithmic development patterns Familiarity with Windows and Linux environments Knowledge of financial products including equities, derivatives, fixed income, and other asset classes Strong organisational skills, attention to detail, and clear communication abilities Self-motivated, disciplined ...

CCNA and CCNP certifications. • Experience with data centre colocation and vendor/carrier management. • Strong PowerShell and scripting capabilities. • Experience across Windows Server and Linux environments, Active Directory, Exchange (on-prem), VMware, VxRail, Rubrik, and RecoverPoint. • Excellent communication skills with a flexible, hands-on approach and strong attention to detail. ...

experience delivering complex storage projects end-to-end. Strong knowledge of replication, DR, resilience, and data protection strategies. Working knowledge of VMware, Windows, and Linux operating systems. Familiarity with ITIL change, incident, and problem management. Excellent documentation and communication skills. Desirable Experience in regulated or financial environments. Vendor certifications (Pure ...

topologies (MPLS, Frame Relay, ATM) Security concepts and network infrastructure design Network performance and fault/alert management Solid understanding of: Operating systems – Linux, Windows Cloud and virtualisation technologies – SDN/NFV, Public/Private Cloud Performance tools – HP/OV, Tivoli, EMC SMARTS, ArcSight Relevant certifications – CCNA, CCNP, CCIE ...

hardware behaviour Experience with networking, data pipelines, or hardware acceleration (ML a plus) Working knowledge of Python and/or C++ Comfortable in a Linux environment with strong verification skills Degree in Electrical Engineering, Computer Science, or related field ...

Work in a highly collaborative, multidisciplinary environment. Provide production support. Mentor and guide junior engineers. Requirements 6-8 years of related experience, familiar in Linux environment; University degree in Computer Science, Software Engineering, or related disciplines You write clean and efficient code in Rust You demonstrate strong interest in financial ...

stakeholders Company Requirements: Experience with FIX protocol systems. Familiarity with basic network connectivity, including: TCP/IP, VPNs, LOA provisioning, and troubleshooting. Experience with Linux, XML, bash, GNU command line utilities, SQL or similar database technologies. Ability to interpret Exchange and Vendor specifications. Ability to read/parse logs ...

with Stripe Design and development experience in eCommerce and payment 10+ years of full stack development expertise (Springboot, Microservices, Node JS for payment integration.) Linux, Spring Boot 2.0, AWS Lambda, ReactJS, Node JS, MySQL on AWS RDS, AWS Elasticsearch Should have used and enabled AI across design, development and testing. ...

role in shaping architecture, driving digital design from concept to tape-out, and collaborating across multidisciplinary teams. Role Requirements: Port and optimise RTOS or Linux kernels for custom hardware Develop drivers for memory controllers and hardware interfaces Build and maintain the Hardware Abstraction Layer Design secure boot sequences and firmware ...

experience in performance-critical C++ (C++17 or newer). Strong expertise in systems programming, memory management, and CPU architectures . Deep knowledge of Linux internals, kernel parameters, and low-level profiling . Passion for high-performance computing, networking, and hardware-software optimization . Experience in systematic trading, HFT, or quantitative ...

ensuring our "autonomous brain" communicates flawlessly with the outside world. Responsibilities Kernel & OS Integration: Port and optimize real-time operating systems (RTOS) or Linux kernels to run on our custom electronic architecture. Driver Development: Write high-performance drivers for custom memory controllers, interfacing the electronic L2/L3 caches with ...

What You’ll Be Doing Lead investigations, triage and containment using SIEM/EDR (Microsoft Sentinel preferred) Harden IAM, PIM/PAM , Windows/Linux, endpoint baselines and identity services Strengthen M365 security : Defender for Endpoint/O365/Identity, Conditional Access, Identity Protection Improve detection rules, analytics, baselines … tools ) Essential Experience (Must Haves) Candidates must have: Security Engineering & Hardening IAM, PIM/PAM , identity lifecycle, access hardening OS security hardening (Windows + Linux) Network security concepts (firewalls, IDS/IPS) Incident Response & Detection Hands-on IR: triage investigation containment recovery Experience with SIEM (Sentinel strongly preferred) Experience with ...

Linux Installations Engineer Permanent | Manchester (On-site/Hybrid) I'm looking for a Linux Installations Engineer to join a Manchester-based team on a permanent basis. This role is ideal for someone at the early stages of their Linux or infrastructure career who's keen to learn, get hands … experience, and grow their technical skills in a supportive environment. The Role You'll support the installation and setup of Linux-based systems, working alongside experienced engineers who will help mentor and guide you. The role offers a great balance of technical learning and practical experience, with exposure to real ...

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract, engage … delivering inbound experiences that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position to make decisions about ...

Security Clearance: Must hold active SC Clearance We are seeking a highly experienced Azure Architect with a deep background in Azure Cloud and Linux environments to drive complex, large-scale migrations. Expertise in On-prem/Public cloud Infra assessments using Azure Migrate Driving the cloud Solutioning Azure activities … Target Solutions architect Diagram (all Azure services ) including HLD & LLD . Migrating on premise workloads to Azure using Azure Migrate. Troubleshooting experience with Azure & Linux environments (Processor, networking, clusters, IO, memory etc. related issues) Define & realize end-to-end solution architecture addressing business processes, specifications in a domain regulation ...

disks (Premium/Ultra) Availability Sets and Availability Zones Own infrastructure sizing, capacity planning, and performance tuning for SAP HANA Define OS‐level standards (Linux/Windows) for SAP Design HA/DR‐ready infrastructure meeting strict RTO/RPO targets SAP on Azure IaaS – Migration & Runtime Lead … Infrastructure as Code (Terraform preferred) Azure DevOps CI/CD experience High availability and disaster recovery design Preferred Led multiple SAP migration programs Strong Linux and Windows OS expertise for SAP Data‐center to Azure network migration experience Experience advising customers on SAP cloud cost governance Certifications (Preferred) Microsoft Certified ...

Linux Systems Administrator (Exchange, Trading, FinTech, Financial Technology, financial Services) An excellent opportunity has arisen for a Linux Systems Administrator for a well established Exchange, FinTech (Financial Technology, Trading)/Financial Services company. Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse ...

C++ Developer (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Back-end) ***This is a hybrid role, 3 days remote and 2 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 … your thinking, then my client could be the ideal place for you to develop your career. Benefits (not exhaustive list): C++ Developer(Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Back-end) Competitive salary 25 days annual leave - not including bank holiday Private medical insurance Flexible working hours Company ...

Senior Software Development Engineer C++ - (Principal, Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency) ***This is a hybrid role, 3 days remote and 2 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 … client could be the ideal place for you to develop your career. Benefits (not exhaustive list): Senior Software Development Engineer C++ (Principal, Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency) Competitive salary 25 days annual leave - not including bank holiday Private medical insurance Flexible working hours Company pension Group ...

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 ...

Security Clearance: Must hold active SC Clearance We are seeking a highly experienced Azure Architect with a deep background in Azure Cloud and Linux environments to drive complex, large-scale migrations. Expertise in On-prem/Public cloud Infra assessments using Azure Migrate Driving the cloud Solutioning Azure activities ...

will be provided. Experience with cloud providers or virtualisation technologies (e.g. VMware) desirable Experience working with low latency technologies/networks a strong advantage Linux administration skills are a bonus, with potential to collaborate with the Linux SA team on crossover projects and support tasks. Ability to demonstrate sound judgement ...

lightweight Dash/React front-ends. Own the full stack: data ingestion (SQL, files, feeds), business logic, web/UI, CI pipelines and Linux deployment. Codify best practice for safe, auditable LLM-assisted development; lead code reviews and knowledge-share sessions. Stay user-facing —white-board with quants, ask clarifying … systems for data-heavy businesses; comfortable with tests, version control and optimisation. Confident SQL , exposure to REST and messaging (Rabbit, Kafka, etc.), and enough Linux to troubleshoot on the command line. UI chops in Dash, Flask or React to whip up proof-of-concept dashboards. Solid grounding in financial products ...

well as technical experience in their chosen technical domain. Skills: VMware vSphere & vCenter VMware Cloud Foundation (VCF) VMware NSX-T VMware VCD Windows and Linux Operating Systems Other Virtualisation platforms, including Linux flavours Orchestration and Automation Experience : 2+ years' experience in a Consulting environment, designing and delivering customer solutions 1+ ...