101 to 124 of 124 Low Latency Jobs in the City of London

enhancing the firm’s infrastructure across on-prem, hybrid, and cloud environments • Managing and maintaining core services including Active Directory, networking, and storage • Supporting trading floor systems in a low-latency, high-availability environment • Automating infrastructure operations using PowerShell and modern scripting tools • Monitoring, optimizing, and securing systems performance and availability • Leading disaster recovery, backup, and business continuity … attitude with the ability to work independently in a high-performance setting • Excellent communication skills, comfortable interacting with both technical and non-technical stakeholders The Environment: Think high trust, low bureaucracy. Our client offers a technically rich environment, free from red tape, where smart engineers are empowered to do their best work. With a close-knit team and direct More ❯

scalable, reliable product features. Skills & Experience: Proven experience as a Technical BA within trading, financial software, or capital markets environments. Familiarity with equities market structure, order management systems, and low-latency trading platforms. Strong documentation and requirements gathering skills, with a pragmatic approach to technical detail. Comfortable liaising across business, technical, and client-facing teams to drive delivery. More ❯

data flow across the organisation. You’ll own the full data lifecycle—from ingestion to transformation and delivery—leveraging modern cloud and streaming technologies. 🔧 Responsibilities Design and build scalable, low-latency real-time data pipelines Integrate diverse data sources and ensure data accuracy and integrity Develop and maintain data models optimised for real-time querying Build fault-tolerant More ❯

have done the following: You’ve led security engineering teams but still write code and review complex systems personally You’ve secured cloud-native, high-availability, and/or low-latency trading systems You’ve worked with or around crypto custody, DeFi protocols, or MPC wallets You’re passionate about automation, infrastructure-as-code, and reducing manual security More ❯

in high-pressure, delivery-heavy environments. Solid understanding of AWS infrastructure and cloud-based project delivery. Exposure to High-Frequency Trading (HFT) environments or projects involving trading flow and low-latency systems. Deep knowledge of front-to-back lifecycle in a trading or finance technology environment. Experience with or understanding of payments processing is highly desirable. Background from More ❯

of Python, Go, or TypeScript. An intellectual curiosity about Artificial Intelligence and a basic understanding of how Large Language Models (LLMs) interact with tools, track token usage, and require low-latency backend infrastructure. A pragmatic approach and comfort working in a fast-paced, ambiguous startup environment where delivering results is prioritized. This is a unique opportunity to be More ❯

be a part of building high-performance trading systems? Contribute to all aspects of application development including functional and technical specifications, design and development. Key Duties & Responsibilities . Write low latency, high throughput C++ code Work on trading tools which leverage all aspects of our high-performance system, this includes order management, exchange connectivity as well as real … industry experience with modern C++ Strong understanding of data structures, algorithms and high-performance application design Solid understanding of TCP/UDP standards and network protocols Experience with writing low latency single and concurrent threaded applications Working practices are relaxed, as is the office environment. They want to get the best out of you and give you an More ❯

Our Feeds and Connectivity business provides a suite of content and technology solutions to support price discovery and trading strategies, trade execution and post-trade surveillance through direct and low latency, multi-asset, market data feeds and trading infrastructure solutions. The Consolidated Feed combines content from exchanges and OTC sources, including contributors and IDB, to drive multiple use … cases across the front, middle and back office via low latency delivery. Clients include banks, brokers, prop and hedge funds, ISVs, corporates and IDB. The Feeds business has been awarded several industry titles including Waters Award for Best Low Latency Consolidated Feed in 2015 and 2016. A vacancy exists in the EMEA Feeds sales organization for More ❯

Global Quant Trading Firm | Up to £200k TC A globally recognised and fast-growing quantitative trading firm is looking for an experienced Network Engineer to manage and evolve their low latency network environment . You’ll be joining a collaborative and forward-thinking environment with flat structures and deep technical expertise – ideal for someone who enjoys network automation … quoted on Glassdoor) - Free Breakfast and Lunch, 2 days per week WFH Competitive Compensation - Year 1 guaranteed bonus, 13% pension, Potential for Sign-On Bonuses Requirements: Proven experience with low latency networking Strong network troubleshooting skills Python for network automation Monitoring and observability tooling such as Kibana, Splunk, Prometheus, Grafana Familiarity with IaC/DevOps tools such as More ❯

to make meaningful and enduring advancements within the company. You'll do this in a small team of two engineers. One of your main responsibilities will be improving their low-latency connectivity and trading infrastructure from day one. Technically, you'll build in Rust with Linux and AWS. Ideally you'll have experience with building latency sensitive More ❯

enhancing the firm’s infrastructure across on-prem, hybrid, and cloud environments • Managing and maintaining core services including Active Directory, networking, and storage • Supporting trading floor systems in a low-latency, high-availability environment • Automating infrastructure operations using PowerShell and modern scripting tools • Monitoring, optimizing, and securing systems performance and availability • Leading disaster recovery, backup, and business continuity … attitude with the ability to work independently in a high-performance setting • Excellent communication skills, comfortable interacting with both technical and non-technical stakeholders The Environment: Think high trust, low bureaucracy. Our client offers a technically rich environment, free from red tape, where smart engineers are empowered to do their best work. With a close-knit team and direct More ❯

technical excellence and growth. Adherence to secure coding practices to mitigate vulnerabilities, protect sensitive data, and ensure secure software solutions. The successful candidate will have Algo development experience with low-latency modern C++ and experience with data engineering practices using KDB+/q. This role is based out of our London office with requirement to go to the More ❯

in C/C++ Experience with config management frameworks like Salt, Ansible, or Puppet (Preferred) Experience with GPU communication and interconnect technologies (e.g. collective communication libraries such as NCCL, low-latency solutions like GPUDirect RDMA, or high-speed GPU interconnects including NVLink) ... More ❯

years of experience in administering and deploying network solutions in similar industries — ideally with experience in a high-frequency or market-making environment Experience in configuring and managing resilient, low-latency environments is particularly welcome Demonstratable skills with standard network protocols: OSPF, BGP, BFD, VRRP, HSRP, RSTP Working knowledge of multicast architecture and protocols including PIM-SM and More ❯

trading-related issues, but also deliver high quality production trading services and shape the scalability of their cutting-edge trading infrastructure. The ideal candidate will be familiar with supporting low-latency trading environments, and preferably has experience with Python scripting. Our client offers a market leading salary while operating on a hybrid model. If you are interested in More ❯

designing, implementing, automating and supporting their networking environment while approaching it with a security-first mindset. The existing team of three are in the process of re-thinking their low-latency trading networks, alongside expanding their DC presence in both the UK & US. You’ll also help to rebuild their management network whilst architecting office moves. Their infrastructure More ❯

first FPGA specialist with a simple goal - own and transform the existing hardware systems designed by, and for, the parent company. Think high-performance platforms built around complex pipelines, low-latency data paths, and tightly constrained timing. You'll evolve them into something better, purpose-built and refined for a specialised edge. You’ll work on designs featuring More ❯

learning models that directly power their trading strategies, supported by a massive and rapidly expanding compute cluster (thousands of H100s/200s). The challenges here are unique: ultra-low latency, vast and noisy datasets, constantly shifting dynamics, and tight feedback loops. These constraints demand original thinking and new techniques. Researchers, engineers, and traders work closely together (often More ❯

multiple global sites. Manage multicast routing for market data distribution across complex environments involving multiple VRFs and VLANs. Configure and maintain Aruba (Access/Distribution) and Arista (Core/Low-Latency) switches. Support BGP peering, route filtering, and optimisation for ultra-low-latency trading environments. Operate and maintain Palo Alto firewalls, GlobalProtect VPNs, and ZScaler security … platforms (ZIA/ZPA). Support VMware SD-WAN (VeloCloud) deployments across branch and remote trading locations. Monitor and optimise network performance (latency, throughput, availability) on critical links. Assist with network automation initiatives and maintain accurate documentation. Required Skills & Experience Deep hands-on experience with multicast routing in high-throughput environments. Strong knowledge of BGP , enterprise routing, and switching … best practices. Proficiency in managing Aruba and Arista switch infrastructure . Prior experience supporting low-latency trading networks or other performance-sensitive environments. Expertise in configuring and maintaining Palo Alto Networks firewalls and GlobalProtect VPN . Familiarity with ZScaler ZIA/ZPA and securing global internet egress traffic. Experience with VMware SD-WAN (VeloCloud) or comparable SD-WAN More ❯

I'm working with a leading trading firm hiring an HFT Crypto Quant Trader. You'll research and build ultra-low-latency strategies in the most volatile and data-rich markets on the planet. What They’re Looking For: Strong Python skills and deep quantitative instincts Experience with high-frequency trading, signal generation, and execution Strong grasp of More ❯

performing engineering teams in AI/ML & Computer Vision. Strong technical background with an emphasis on architecture and system design. Preference for candidates with experience building real-time or low-latency systems – not essential. Ability to lead without being hands-on – this role is more strategic and people-focused. Excellent communication and stakeholder management skills. If you're More ❯

US regions, ensuring alignment with business and technological objectives. Project Oversight : Lead the design and engineering of data centre projects, including greenfield builds and complex retrofits, ensuring high availability, low latency, and energy efficiency. Technical Excellence : Oversee all aspects of critical infrastructure design, including power, cooling, and network systems, ensuring world-class standards. Stakeholder Engagement : Collaborate with internal More ❯

the intersection of SaaS integrations and AI agents, you likely understand the unique and intriguing engineering challenges involved, such as: - Building a truly universal integration layer - Creating real-time, low-latency orchestration - Ensuring secure, fine-grained data access What You’ll Do - Design and develop a robust and scalable integration platform for major SaaS products, including CRM, ERP More ❯

bi-directional communication On-device inference using Edge optimised frameworks Offline-aware & offline-first UX flows using prefetching, caching, and background sync Profile, optimise, and tune the app for low latency, efficient memory usage, and battery performance Work closely with AI & ML team members to build context-driven user experiences Help define and evolve a robust mobile architecture More ❯