10 of 10 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 ❯

Senior Java Engineer - Low-Level Systems | High-Performance Architecture | Hybrid London I'm working with a leading financial technology organisation building ultra-low latency systems at scale, and we're looking for a Senior Java Engineer with a strong grounding in low-level systems programming . This is an opportunity … you'll help build operate in the microsecond range and demand deep OS, networking, and concurrency knowledge . ?? What You'll Be Working On: Designing and developing low-latency, high-throughput microservices in Java Building and refining core components of a proprietary event-driven framework Working closely with architects, FPGA and infrastructure engineers to optimise performance … office Excellent benefits: pension, medical, 27+ days leave, bonus ?? Why This Role: This is a career-defining opportunity to work on some of the most cutting-edge low-latency systems in the industry. You'll be part of a team that values technical depth , innovation , and clean engineering , all while working on systems where every microsecond More ❯

signals for strategies, treasury operations, and risk oversight. The focus is on optimising every layer of the technology stackincluding multi-threading, network communication, and data encodingto deliver low latency and high throughput. Reliability is ensured through advanced monitoring, alerting, and performance tracking. The team brings deep expertise in complex event processing, network architectures, and concurrent computing … closely with the Chief Risk Officer as well as colleagues across Risk, Operations, Trading, and Quant teams. Internal stakeholders span the full spectrum of risk requirements: from ultra-low latency trading signals, to regulatory reporting (both point-in-time and historical), and forward-looking risk models such as stress testing and Value at Risk More ❯

booking and regulatory reporting Improve developer experience and create tooling to support the desk's builds (K8, CI etc) Enhance hedging models and automated execution strategies Ensure low-latency, high-throughput execution Automate trading workflows to improve efficiency and risk management Collaborate with Quant Researchers to build and test strategies Develop trade analytics tools to monitor … free data structures, queues, atomics, etc. Self-starter and capable of hitting the ground running Understanding of networking, AWS, and Kubernetes Experience with quantitative analysis tools FPGA & ultra-low latency experience What we offer An amazing global culture who are ambitious, innovative and fun while working with the highest levels of honesty and integrity. More ❯

LMAX is renowned for its high-performance, ultra-low latency (we measure in microseconds) exchange written in core Java. We constantly push technology further than most, especially in our greenfield projects, driving the financial industry in new directions. Developers are encouraged to constantly develop and learn new skills. Pair programming supports continual growth of More ❯

market data. Build and maintain pipelines for training, backtesting, and deploying ML models into a live trading environment. Ensure production systems are reliable, scalable, and optimised for ultra-low latency trading. Take ownership of end-to-end solutions, from research to execution. What We’re Looking For 5+ years’ experience in high-level engineering More ❯

market data. Build and maintain pipelines for training, backtesting, and deploying ML models into a live trading environment. Ensure production systems are reliable, scalable, and optimised for ultra-low latency trading. Take ownership of end-to-end solutions, from research to execution. What We’re Looking For 5+ years’ experience in high-level engineering More ❯

in Rust, and we're looking for exceptional Quant Developers to join the team. This is a chance to work on the systems that drive modern markets: ultra-low latency trading algorithms, front-office risk and execution systems, and integrations with leading DeFi venues. If you thrive in high-performance environments, want to solve … and prefer a collaborative culture to the usual hedge fund politics, this is the seat you've been waiting for. What You'll Do Design and implement low-latency, high-frequency trading algorithms in Rust Build and optimise trading system components - from order book handling to execution pipelines Integrate real-time market data feeds from DeFi … systems (HFT/systematic trading) Strong Rust skills (C++ accepted if you've shipped commercial Rust projects too) Deep knowledge of order books, order state machines, and low-latency architecture Background in crypto or traditional electronic markets Sharp maths and analytical ability, combined with curiosity and drive Why Join us? Impact: You'll be hands-on More ❯

a high-performance team with a culture of knowledge sharing and collective growth. The business is well reputed for growing graduates internally, and for providing ultra-low-latency networking solutions using C++. The role: Write high-performance C++ code. Low-latency networking. Work on live projects from day one with More ❯

infrastructure strategy, architecture, and operations. This includes overseeing on-premises systems, cloud platforms, networking, storage, security, and disaster recovery. You will play a pivotal role in ensuring low-latency connectivity for trading, high availability for mission-critical systems, and compliance with regulatory requirements. This role demands a balance of strategic leadership, hands-on technical expertise, and … infrastructure performance, uptime, and security. Infrastructure & Cloud Management Oversee the design, implementation, and support of on-premises infrastructure, private cloud, and public cloud platforms (Azure). Ensure ultra-low latency and high-throughput networking for trading systems, including co-location environments and market connectivity. Manage enterprise storage, backup, and disaster recovery solutions with near More ❯