21 of 21 Permanent Ultra-Low Latency Jobs in London

business is actively expanding as there is additional headcount for a number trade platform specialist Java Development with a focus on either/or Quantitative Development or low-latency performance optimization. You will be working on greenfield projects to build out and enhance their low latency trading systems. THE ROLE: Working in … a high-frequency, multi-exchange setup. You will focus on optimising every component of the trading stackincluding multi-threading, network communication, order processing, and execution logicto achieve ultra-low latency and high throughput. Robust monitoring, alerting, and performance tracking ensure system reliability. The team has deep expertise in trading protocols, messaging systems, network architectures … Expertise in market-making or algorithmic trading, including deep understanding of order book dynamics and pricing techniques Proven track record in Java programming, specifically in building fast, low-latency trading systems Strong familiarity with market data and order execution protocols (e.g. FIX, binary, or custom APIs) Hands-on experience with JVM tuning, garbage collection, and deep More ❯

that execute electronic trading strategies, with a global presence spanning North America, Europe and Asia. The group's responsibilities include the design, implementation and support of various low latency electronic trading systems with focus on next-generation Smart Order Router, Matching Engine, Market Access, and Risk Management. Job Responsibilities: Execute creative software solutions, design, development, and … and proficient advanced experience Expertise in multi-threaded and concurrent programming Experience in TCP/IP network programming and familiarity with LBM/UME Proven experience in ultra-low latency application development Proficiency in Linux/Unix, with an understanding of OS and kernel architecture Advanced knowledge of system architecture, design, and business processes More ❯

The Trading Algorithm Strategist designs and optimises cutting-edge trading algorithms that power a global electronic equities platform, ensuring best execution and low-latency performance across multiple markets. This senior engineering role blends deep technical expertise with strategic collaboration, driving innovation in high-throughput trading systems and mentoring peers in a fast-paced, hands-on development … understand evolving business and technical requirements. Conduct data-driven research and performance analysis to identify areas for algorithmic enhancement. Design strategic trading components prioritizing scalability, resiliency, and ultra-low latency. Ensure the robustness and security of trading algorithms through rigorous testing and validation practices. Act as a technical mentor, offering guidance on distributed architecture, design patterns More ❯

work within challenging and exciting environments with our major clients in Global Media, Banking, Government, Telecoms & Utilities. A Network Engineer is required to join the Ultra Low Latency Team, responsible for the deployment and planning of the our clients network infrastructure. The team is responsible for the delivery and deployment of network projects and … and quality offered by CACI. Required skills Strong level of Cisco Routing & Switching Experience in Exchange ULL COLO network setup Strong experience working in an Ultra Low Latency environment CCNP/CCIE certification or to that technical level Check Point CCSA/CCSE Arista F5 Market data experience Experience in Exchange/Client on More ❯

work within challenging and exciting environments with our major clients in Global Media, Banking, Government, Telecoms & Utilities. A Network Engineer is required to join the Ultra Low Latency Team, responsible for the deployment and planning of the our clients network infrastructure. The team is responsible for the delivery and deployment of network projects and … and quality offered by CACI. Required skills Strong level of Cisco Routing & Switching Experience in Exchange ULL COLO network setup Strong experience working in an Ultra Low Latency environment CCNP/CCIE certification or to that technical level Check Point CCSA/CCSE Arista F5 Market data experience Experience in Exchange/Client on More ❯

understand evolving business and technical requirements. Conduct data-driven research and performance analysis to identify areas for algorithmic enhancement. Design strategic trading components prioritizing scalability, resiliency, and ultra-low latency. Ensure the robustness and security of trading algorithms through rigorous testing and validation practices. Act as a technical mentor, offering guidance on distributed architecture, design patterns More ❯

understand evolving business and technical requirements. Conduct data-driven research and performance analysis to identify areas for algorithmic enhancement. Design strategic trading components prioritizing scalability, resiliency, and ultra-low latency. Ensure the robustness and security of trading algorithms through rigorous testing and validation practices. Act as a technical mentor, offering guidance on distributed architecture, design patterns More ❯

Senior Network Deployment Engineer (ULL) A Network Engineer is required to join the Ultra Low Latency Team, responsible for the deployment and planning of the Bank's network infrastructure. The team is responsible for the delivery and deployment of network projects and requests to enhance CLIENTS's infrastructure to meet current and future business … a senior project engineer in a professional environment. Ability to work independently without supervision Strong experience working in Financial Services Strong experience working in an Ultra Low Latency environment Ability to work under pressure and to tight deadlines whilst maintaining attention to detail. Analyse, review and understand network topologies. Good understanding of networking principles More ❯

models—it’s about rethinking how AI workloads are executed at speed and scale. You’ll lead the design and implementation of software systems that run distributed, low-latency inference across clusters. You’ll work closely with hardware and ML teams to optimise every layer of the stack—from model representation and execution to data movement … at serious scale, we’d love to talk. Responsibilities Design and build high-performance systems for running AI/ML workloads across distributed compute clusters Optimise for ultra-low latency and real-time inference at scale—profiling, tuning, and rewriting critical systems as needed Identify and resolve performance bottlenecks across the stack, from model More ❯

Development Life Cycle (SDLC) methodology, translating business requirements into stories and epics. Proficiency in creating and maintaining clear, comprehensive technical documentation and API specifications. Desired Understanding of ultra-low latency distributed computing environments. Familiarity with FIX trading protocol and market data systems. Understanding of networking (TCP and UDP) and multicast data delivery. Understanding of More ❯

Do you want to work alongside the most talented engineers in the world? We are working with the pioneers of High Frequency Trading and Ultra-Low Latency Infrastructure, we're seeing a rockstar Software Engineer with a focus on networks and systems to join their dynamic team of global expert engineers and play a More ❯

is seeking a Principal Site Reliability Engineer to provide essential support for their Foreign Exchange (FX) desk, focusing on trading and risk applications, including an advanced algorithmic ultra-low latency stack. This is a unique opportunity to play a pivotal role in ensuring the reliability, performance, and scalability of a real-time trading environment … is seeking a Principal Site Reliability Engineer to provide essential support for their Foreign Exchange (FX) desk, focusing on trading and risk applications, including an advanced algorithmic ultra-low latency stack. This is a unique opportunity to play a pivotal role in ensuring the reliability, performance, and scalability of a real-time trading environment More ❯

Trading Infrastructure team is building a high-performance, front-to-back Trading Platform that supports multi-asset trading. The platform is designed to handle financial instruments with low-latency execution, robust risk controls, and seamless integration across trading, risk, operations, and finance workflows. The system is built with a modular architecture encompassing core components such as … engines, UI dashboards, middle office reconciliation, and account infrastructure. We emphasize event-driven, deterministic system design, real-time observability, and strong security. Our tech stack includes Java (low-latency), Python, Web UI (React/Ag-Grid), Aeron, ClickHouse, Kubernetes, and modern CI/CD tooling, with a strong focus on automation, scalability, and performance. AI-assisted … productivity and quality across the team. Responsibilities Design and develop core backend systems including market connectivity, order routing, execution engine, risk, and position tracking. Implement ultra-low-latency and GC-free components using best practices in lock-free and off-heap programming. Apply event-driven and fully deterministic design principles to ensure traceable and More ❯

be doing: You'll have the chance to work across many areas of algorithmic trading, including: Their research platform, processing TBs of data daily The ultra-low-latency trading engine Their massive cloud computing analytics infra Who you are: An experienced C++ programmer, with Python experience a nice-to-have At least 2 years More ❯

per annum + Bonus and Benefits Contact email: Job ref: LLJ/27 Low Latency Java Engineer - Cross Asset A global hedge fund is looking to hire Low Latency Java engineers to join a high-impact team driving the next generation of low latency trading platforms. You'll … and unify the firm's eTrading tech stack. This is a greenfield rebuild of core pricing and algorithmic execution frameworks used across multiple asset classes. Responsibilities: Building ultra-low latency systems for pricing, market data, and algorithmic execution. Designing scalable, reusable frameworks across multiple asset classes. Collaborating closely with traders, quants, and product teams … in a highly autonomous environment. Developing high-performance, low-latency applications. Asset class knowledge (FX, equities) or experience in trading systems is a strong plus. Why Apply: Greenfield low latency platform. Work at the intersection of technology and trading. Join a cross-asset, horizontal team building frameworks used firm-wide. By submitting More ❯

processes for the department and ensure transparency and consistency across teams Key Skills And Experience Required Hands-on coding/engineering skills Proven understanding of ultra-low-latency development practices Proven understanding of FX highly preferred Proven leadership experience within an Execution Technology Business Ability to develop a team that is seen as the More ❯

Platforms Specialist - Linux Low Latency TurleyWay are pairing with a globally renowned Quantitative trading firm to support them in growing their ultra-low latency team. Supporting this teams cutting edge technology and business critical infrastructure . The firm are well established and in a growth phase. Today, the firm has … more than 1,500 people around the globe and have an expansive technology team. This company are looking for a highly talented Low Latency Platform Engineer to provide solutions and support across global sites. You will be responsible for project delivery, high level support escalations, automation, Platform security, and capacity management for the low … years of experience working with Linux in a large complex environment with the following areas of focus: operations, systems engineering and systems performance. Server Management and Support. Low latency network interfaces and Kernel bypass. Ideally experience with Solarflare with onload and Mellanox with VMA. System hardware/OS tuning and performance troubleshooting. Experience with Automation tooling More ❯

thrive in building intelligent, user-adaptive systems that operate in real-time environments. You will work on models that understand and anticipate user behaviour, helping drive proactive, low-latency experiences across immersive platforms. Your work enables real-time pre-rendering, hyper-personalization, and seamless interactivity in VR/AR worlds — making our system feel like it … personalization algorithms that adapt content and UI to individual user behaviour and preferences. Collaborate with cloud engineers to integrate predictive models with rendering workflows for ultra-low-latency experiences. Continuously improve prediction accuracy using live user session data and feedback loops. Analyse and preprocess large datasets to extract useful features for model training. Requirements More ❯

As a Low Latency Network Architect, you will be a key driver in delivering high-performance solutions across the company's global datacenters and colocation estate. You’ll oversee all aspects related to colocation sites, including site access, equipment procurement, logistics, capacity management (power, space, servers, network ports, etc.), performance optimization, service availability, and connectivity. Your … the demands of critical services, such as market data delivery and direct market access systems. In this pivotal role, you will design, engineer, and deploy cutting-edge ultra-low latency network infrastructure. You will lead the installation, monitoring, maintenance, and optimization of network hardware, security hardware, software, and connectivity. Additionally, you’ll be at … efficient configuration and optimization of networks to deliver optimal performance for trading systems. This includes overseeing connectivity with exchanges, brokers, and managed service providers, ensuring seamless and low-latency delivery for intraday trading. What You’ll Bring to the Table: Expertise in Networking : Deep understanding of Layer 1 and 2 network infrastructure, as well as major More ❯

Join to apply for the Low Latency Network Architect role at BSO Join to apply for the Low Latency Network Architect role at BSO Role Overview As a Low Latency Network Architect, you will be a key driver in delivering high-performance solutions across the company's global … the demands of critical services, such as market data delivery and direct market access systems. In this pivotal role, you will design, engineer, and deploy cutting-edge ultra-low latency network infrastructure. You will lead the installation, monitoring, maintenance, and optimization of network hardware, security hardware, software, and connectivity. Additionally, you’ll be at … efficient configuration and optimization of networks to deliver optimal performance for trading systems. This includes overseeing connectivity with exchanges, brokers, and managed service providers, ensuring seamless and low-latency delivery for intraday trading. Our client-centric approach is central to driving success, and we’re adapting to today’s environment with flexible, remote interview and onboarding More ❯

understand evolving business and technical requirements. Conduct data-driven research and performance analysis to identify areas for algorithmic enhancement. Design strategic trading components prioritizing scalability, resiliency, and ultra-low latency. Ensure the robustness and security of trading algorithms through rigorous testing and validation practices. Act as a technical mentor, offering guidance on distributed architecture, design patterns More ❯