19 of 19 Ultra-Low Latency Jobs in Central 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 ❯

London, where technology drives the future of trading. We're looking for a Senior Developer and Architect to help design and build our next-generation ultra-low-latency electronic trading platform-the engine behind our global execution capabilities in Fixed Income, FX and Spread. In this role, you'll be at the forefront of … a global trading business, work with top-tier engineering talent, and build systems that are both mission-critical and built to scale. If you're passionate about low-latency design, high-performance computing, and writing code, we want to hear from you. In this role, you will: Lead complex initiatives on selected domains Ensure systems are … large scale Java applications is needed. In-depth knowledge of algorithms and data structures. Solid background in Linux commands, Linux system calls, Linux operating system features, and low latency system tuning is desired. Solid knowledge in threading, thread to thread communication, process management, data structure and thread synchronization, shared memory constructs, and finite state machine design More ❯

Job Title: Core Java Developer – Ultra Low Latency Trading Systems Location: London Type: Permanent Overview … We are hiring a Core Java developer to join a high-performance trading team focused on eFX OR Crypto markets. This role requires deep technical expertise in ultra-low latency systems and a strong understanding of electronic trading environments. Key Responsibilities: Design and develop low-latency, high-throughput trading components … low-level concurrency) Demonstrable experience building systems with microsecond SLAs Prior experience in eFX or crypto trading platforms , particularly pricing or execution engines Familiarity with low-latency messaging libraries (e.g. Aeron, SBE, Disruptor) Solid understanding of network-level tuning and OS-level performance optimisation Desirable: Experience with 0GC and off-heap memory management Exposure More ❯

We’re seeking an exceptional C++ Engineer to join a leading high-frequency trading (HFT) firm. You’ll be a core contributor to the development of ultra-low latency systems that power global trading strategies. This is a performance-critical environment where microseconds matter and world-class engineering makes the difference. What You’ll … Do Design, build, and optimize latency-sensitive components of our trading platform in modern C++ Work closely with traders and quants to deploy real-time strategies and market access systems Engineer high-throughput data pipelines and tick-to-trade execution paths Continuously profile and tune systems at the CPU, memory, and networking level Own the full software lifecycle … Thrive Here If You: Think in nanoseconds and debug in disassembly Enjoy profiling code more than writing it Build tools because no existing ones are fast enough Treat latency, jitter, and throughput as first-class metrics Why Join Us Work on problems at the edge of hardware and software Flat, fast-paced environment with minimal red tape Exceptional More ❯

Java Developer Join a fast-paced, high-performance FX trading firm in the heart of London. Specialising in delivering low-latency, high-throughput trading solutions to institutional clients across global currency markets. With a tech-first culture and a flat structure, engineers are empowered to innovate and take ownership of mission-critical systems. We are looking … strong multithreading and concurrency experience to join our Core Engineering team. You will work closely with quants, traders, and other developers to build and maintain ultra-low-latency trading applications and real-time market data systems. Key Responsibilities: Design and develop high-performance Java applications for FX pricing, trading, and risk. Optimise and maintain … multithreaded systems to support low-latency execution. Work with large-scale, high-throughput messaging systems (e.g., FIX, Kafka). Collaborate with cross-functional teams to deliver robust, scalable software solutions. Continuously improve performance, reliability, and observability of trading systems. Required Skills & Experience: Strong proficiency in Core Javam with a focus on multithreading and concurrency . Solid More ❯

a high-performing KDB+ Developer to join a world-leading investment bank’s Front Office Quantitative Technology team in London . You will design, build, and optimise low-latency, high-performance time-series data systems used for real-time analytics , trading , and decision-making across global markets. This is a critical hire for an elite team … analysis . Contribute to architectural decisions around data pipelines , streaming platforms , and KX integration . Ensure high availability and reliability of market data infrastructure in high-pressure, low-latency environments . ✅ Required Skills & Experience 3+ years of hands-on commercial experience with KDB+/q in a front office or trading environment . Strong understanding of …/DevOps environments, including CI/CD pipelines. Familiarity with Linux systems , scripting (Python/Bash), and version control (Git). 🌍 Why apply? Work on ultra-low-latency platforms used by top traders and quants. Direct impact on multi-billion-dollar trading strategies and real-time decision engines. Collaborate with some of the best More ❯

C++ Engineers in London. This is a rare opportunity to join a world-class engineering team and play a key role in building and optimizing ultra-low-latency trading systems across global markets. Based in London, you’ll work at the intersection of software engineering, trading infrastructure, and market expansion. You’ll take ownership More ❯

A leading global trading firm is seeking an experienced C++ developer to join its ETF Front Office Engineering team in London. This role is focused on building ultra-low latency systems for quoting, pricing, and trading ETFs across global markets. You will work directly with traders and quantitative researchers to design and implement mission … overhead. Technical Requirements: Expert-level C++ (C++17/20) with deep understanding of memory management, concurrency (lock-free, wait-free), and template metaprogramming. Proven experience in low-latency trading systems, preferably in ETFs, equities, or delta-one products. Strong knowledge of networking protocols (TCP/UDP, FIX, multicast), kernel bypass, and hardware timestamping. Experience with … real-time market data processing, order book construction, and tick-to-trade pipelines. Experience with exchange simulators, backtesting frameworks, and latency benchmarking. Please apply for more info More ❯

testing and deploying some of the fastest, most sophisticated trading systems in the world. You will be intricately involved in creating next generation FPGA solutions to support ultra-low latency trading systems across the firm. The ideal candidate should have a strong background in in System Verilog or VHDL, as well as software engineering. More ❯

A leading hedge fund is seeking a Senior Lead Linux Engineer to join a high-performance infrastructure team supporting global low-latency trading systems. This is a hands-on engineering role with strong ownership across design, automation, performance tuning, and deployment. You will lead strategic improvements to the firm’s Linux environment, enabling new trading strategies … technical role that goes beyond day-to-day operations and is central to their infrastructure strategy. Key Responsibilities: Architect and optimize global Linux infrastructure for ultra-low-latency trading workloads Automate system deployment and configuration using tools like Python and Ansible Analyze and tune kernel and system performance to meet demanding latency … Computer Science or a related field 5+ years of hands-on experience with Linux systems (Debian and RHEL preferred) Deep understanding of system performance tuning, especially in low-latency environments Strong scripting and automation skills (Python, Ansible); familiarity with Nix/NixOS is a plus Excellent problem-solving skills, attention to detail, and a proactive engineering More ❯

to join their team. You will work closely with numerous technology teams deliver and Support a globally distributed network. You will work on everything from Ultra Low Latency Networks through to traditional Networking, Automation and Implementation. Responsibilities: Support and design of Network technologies Working with Switches, Routers and Firewalls (predominantly Cisco, Fortinet) Monitoring Network … with Switching/Routing/Security Cisco skills (CCNA level and above) Some experience with Linux Desirable skills: Python/Ansible Multicast Meraki Prometheus Telegraf InfluxDB Grafana Low Latency/ULL Please apply ASAP for more information. More ❯

work on high-performance systems that power the real-time trading strategies. You’ll collaborate closely with traders, quants, and other engineers to build scalable, ultra-low-latency software that delivers real results. Key Responsibilities Design, develop, and maintain performance-critical C++ software for trading systems Optimize code for low-latency More ❯

to £250,000 + lucrative bonus and benefits Our trading client in London is seeking a skilled FPGA Engineer to join their dynamic team focused on developing ultra-low latency applications. In this role, you’ll take full ownership of solutions, from initial design and testing to latency benchmarking, deployment, and productivity … fast-paced trading environments, we’d love to hear from you! Key Responsibilities: Collaborate with a team of FPGA hardware and software engineers to develop and scale ultra-low latency trading systems. Shape the technology roadmap and lead FPGA/ASIC projects from inception to completion. Drive the creation of productivity tools and enhance … in a fast-paced, collaborative environment in London. Base up to £250,000 + lucrative bonus and benefits Shape and drive innovation in the finance sector’s ultra-low latency space. Opportunities for professional growth and skills development within the finance industry. More ❯

s little more than a thin, beautiful layer on top of the silicon. Your goal is to build high-performance, scalable systems with a religious devotion to ultra-low latency and deterministic performance. You'll be interacting with Central Limit Order Books (CLOBs), which are basically the final boss of concurrent, high-throughput data More ❯

a leading high-frequency trading firm, is seeking a Site Reliability Engineer (SRE) to architect and build next-generation production tools and infrastructure for their ultra-low-latency trading platform. This is a high-impact, mission-critical role focused on reliability, scalability, and performance in one of the most competitive and technologically advanced industries. … of networking fundamentals , including TCP/IP and systems performance. Preferred Experience Familiarity with Infrastructure as Code (IaC) tools such as Terraform or Ansible . Background in low-latency or high-performance computing environments. Proficiency with scripting languages like Bash for automation tasks. What Sets You Apart Track record of excellence from a top-tier engineering More ❯

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 More ❯

About Firebolt Firebolt is the Cloud Data Warehouse designed to handle the speed, scale, and flexibility of AI applications. By delivering ultra-low latency, high concurrency, multi-dimensional elasticity, and flexibility, Firebolt empowers organizations to build data-intensive AI applications that perform at scale. With over $270m in funding to date, a strong engineering More ❯

the Firm: Join a world-class systematic trading firm at the forefront of quantitative finance. Our client specializes in cutting-edge technology, sophisticated algorithms, and ultra-low-latency trading strategies, operating in some of the most competitive financial markets globally. They foster a culture of innovation, collaboration, and excellence, offering engineers the opportunity to … in a fast-paced, high-performance environment. Strong problem-solving skills and a passion for automation and efficiency. Experience in a trading, finance, or high-frequency/low-latency environment is a plus but not required. Benefits: Cutting-edge tech: 5/10 years ahead of the competition Rewarding, satisfying work: yearly pay reviews, role progression More ❯

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 More ❯