16 of 16 Ultra-Low Latency Jobs in the City of London

Founding Infrastructure Engineer

Hiring Organisation
Solve Intelligence
Location
City of London, London, United Kingdom
detect issues before our users do. AI Performance Tuning: Tune autoscaling and network routing to handle resource-intensive LLM workloads with ultra-low latency. 💡 About Solve Intelligence We’re the fastest-growing startup transforming the IP industry. Traction: 20-30% MoM revenue growth; selling to 200+ ...

FPGA Engineer - directly influence trading performance at a smaller HFT

Hiring Organisation
Saragossa
Location
City of London, London, United Kingdom
Design and optimise ultra-low-latency hardware systems that power real-time trading strategies. You’ll join a high-calibre engineering team where your designs directly influence trading performance. Expect a hands-on, fast-paced environment where technical depth, innovation, and collaboration are key. ...

Equities / Fixed Income Trader - Career Transition to Business Analyst / Product Manager

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
general networking (TCP/UDP, multicast data delivery). Understanding of distributed server architectures. Desirable Knowledge Of Any (Beneficial): Understanding of ultra-low latency distributed computing environments. Familiarity with the FIX trading protocol and various market data systems (Reuters, Bloomberg, CQG). Previous experience ...

Business Analyst / Product Manager - Equities

Hiring Organisation
N P Associates
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
multicast data delivery Good understanding of distributed server architectures running on Linux Knowledge Of Any Desirable: Understanding of ultra-low latency distributed computing environments. Familiarity with FIX trading protocol and market data systems. Previous experience with Fixed Income, Equities, Futures & Options Trading, Risk ...

Low-Latency Software Engineer : C++/Java : £150-200k+

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
firm to hire a Low-Latency Software Engineer. This is a rare opportunity to work on ultra-low-latency systems that process market data and execute trades at sub-millisecond speeds — the backbone of high-frequency trading and algorithmic strategies. … Role You’ll join a small, elite engineering team responsible for: Designing and implementing low-latency, high-throughput trading infrastructure in C++ and Java Optimising network protocols, messaging systems, and concurrency models for minimal latency Developing and maintaining real-time data feeds, order routing ...

Python Software Engineer

Hiring Organisation
Durlston Partners
Location
City of London, London, United Kingdom
trading firm operating at the cutting edge of global markets, where technology and speed are paramount. They build and run highly scalable, ultra-low latency trading systems that compete across major global exchanges. You’ll work on some of the most complex and rewarding … researchers, and other developers to design, develop, and optimise trading infrastructure. You’ll be directly contributing to systems that operate at nanosecond-level latency and handle massive volumes of real-time data. Key Responsibilities Develop and maintain systems for real-time market data, trade execution, and reconciliation. Optimise ...

Linux Engineer

Hiring Organisation
Denu Recruit
Location
City of London, London, United Kingdom
managing users or installations — you’ll be writing the code that shapes the Linux OS itself , making kernel-level changes, tuning for ultra-low latency, and solving the kinds of problems that get escalated all the way to Red Hat. What … build, test, and release of custom Linux images Helping shape the future of Linux systems at scale in a highly technical, low-latency environment What we’re looking for: 4+ years of deep Linux experience — ideally across RHEL, CentOS, or Ubuntu Strong coding skills in Python ...

Java Software Engineer (Tier 1 Investment Bank)

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
Join a Tier 1 Investment bank in their leading global FX trading platform as a Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable ...

Senior Business Analyst - Trading

Hiring Organisation
Give a Grad a Go
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
. Exposure to various asset classes (equities, ETFs, derivatives, bonds, commodities). Familiarity with FIX protocol and market data systems. Understanding of ultra-low latency distributed computing environments. Experience in highly regulated environments. Knowledge of Linux-based infrastructure and distributed server architecture. Skills - Project ...

C++ Engineer — Pushing the Speed of Light | Ultra-Low Latency Trading Systems

Hiring Organisation
Mondrian Alpha
Location
City of London, London, United Kingdom
profile-guided optimization . A habit of benchmarking rather than assuming — data, not theory. Ideal Background Proven experience building ultra-low-latency systems in trading, gaming, or networking. Deep understanding of CPU architecture , from cache hierarchies to speculative execution. The mindset of someone … trading sit shoulder-to-shoulder. Code that’s 10ns faster doesn’t just run better — it changes the business. If you believe latency is the final frontier, and profiling is the only truth, this is the environment you’ve been building toward. To apply, please either send ...

Systems/Infra/Platform Engineer - HFT/Quant Trading Systems (Rust/C++)

Hiring Organisation
Batonics AB
Location
City of London, London, United Kingdom
across Asia, the U.S., and Europe. Our products deliver advanced market-microstructure analytics, backtesting, portfolio and risk tools, and formal verification for low-latency systems merging high-performance computing, AI, and frontier quantitative research. We have been almost doubling revenue every quarter, and need help … plus but not neccessary: High-performance database systems & transactional correctness (isolation/serializability) Real-time data pipelines & market-data processing (ultra-low latency, burst tolerance) Performance/latency optimization to sub-millisecond: CPU cache/NUMA, SIMD, vectorization, I/O tuning ...

VP Java FX Strategist Global Markets London

Hiring Organisation
McGregor Boyall Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
work at the heart of a cutting-edge FX franchise, owning key components across pricing, market-making, algorithmic trading and ultra-low-latency systems that run globally. You'll join a high-impact team responsible for all quant and technology elements of the bank … field ?? Why Apply? This role suits someone who wants to: ? Work in a front-office environment with direct impact ? Build ultra-low-latency systems that operate at a global scale ? Join a franchise undergoing major investment and transformation ? Influence architecture, design, and strategic technology ...

Quantitative Developer

Hiring Organisation
Fionics
Location
City of London, London, United Kingdom
Quantitative Developer - London/Remote 40+ leading quant firms seeking top-tier developers. Multiple immediate openings. What you'll do: Build low-latency trading systems and infrastructure Develop quantitative libraries and research platforms Optimize execution algorithms and risk systems Requirements: 2+ years quant … Expert C Python skills Financial markets and trading systems knowledge Our network: Pay: $180K-$2M+ based on experience Locations: London, Remote Focus: Ultra-low latency, systematic platforms, research infrastructure From prop trading tech to systematic fund platforms. Ready to build the future of trading ...

HPC Engineer

Hiring Organisation
Autonomai Recruitment
Location
City of London, London, United Kingdom
infrastructure projects and vendor relationships. Work directly with quantitative researchers to optimize workloads on HPC systems. What You’ll Work On Ultra-low latency, high-throughput trading infrastructure where optimization directly drives performance. HPC and simulation platforms supporting large-scale ML and AI pipelines. ...

Senior FPGA Engineer

Hiring Organisation
Quant Capital
Location
City of London, London, United Kingdom
FPGA ENGINEER – ULTRA-LOW LATENCY SYSTEMS Location: London (Hybrid: 4 days onsite) Sector: Quant Trading/High-Performance Computing Quant Capital is partnering with a global trading firm building a greenfield FPGA team focused on low-latency, high-throughput hardware … group will deliver high-speed compute infrastructure integrated directly into trading, research, and networking pipelines. What You’ll Be Doing Designing and implementing latency-optimised FPGA systems in Verilog/SystemVerilog Developing high-speed modules (PCIe, Ethernet, DDR/QDR) with deep pipelining Using simulation and formal tools ...

Graduate Software Engineer

Hiring Organisation
Platform Recruitment
Location
City of London, London, United Kingdom
Graduate Software Developer - £75,000 Title : Graduate Software Developer (C++) Client : Cyber Security and Low-latency Networks Location : London, Cambridge or Remote (from the UK) Package : Up to £75,000 This is a fantastic opportunity for any genuinely passionate graduates/junior developers with a track … culture of knowledge sharing and collective growth. The business are well reputed for growing graduates internally, and for providing ultra-low-latency solutions using C++. You will join one of the most advanced engineering teams in the UK with one of the quickest progression ...