Low Latency Jobs in the UK

51 to 75 of 402 Low Latency Jobs in the UK

Technical Operations Associate, Equities

City of London, London, United Kingdom
Hybrid/Remote Options
ARC IT Recruitment Ltd
London, Hybrid £competitive + excellent bonus + benefits International Capital Markets firm is scaling its London Equities platform and is hiring a Senior TechOps Associate to drive platform reliability, low-latency performance, and controlled change across OMS/EMS, eTrading/algo, market data, and exchange connectivity. You will sit close to the desk and act as the … Safer, faster releases (blue/green, canary, feature flags) in partnership with Trading, Quant, and Engineering. Mature observability (logs/metrics/traces), capacity planning, and performance tuning for low-latency flows. Strong production hygiene and controls aligned to MiFID II/MAR/best-ex. Leadership of the London on-call rota and contribution to a follow … Package & set-up Competitive base + performance bonus, benefits, and flexible hybrid working. A clear runway to platform ownership and team leadership. London HQ; hybrid model. Nice to haves Low-latency tuning experience. Experience with TCA and post-trade analytics. Follow-the-sun/on-call leadership. For a full consultation on this exciting new role, get in More ❯
Employment Type: Permanent, Work From Home
Posted:

Technical Operations Associate, Equities

London Area, United Kingdom
Hybrid/Remote Options
ARC IT Recruitment
Senior TechOps, Equities Platform London, Hybrid International Capital Markets firm is scaling its London Equities platform and is hiring a Senior TechOps Associate to drive platform reliability, low-latency performance, and controlled change across OMS/EMS, eTrading/algo, market data, and exchange connectivity. You will sit close to the desk and act as the go-to … Safer, faster releases (blue/green, canary, feature flags) in partnership with Trading, Quant, and Engineering. Mature observability (logs/metrics/traces), capacity planning, and performance tuning for low-latency flows. Strong production hygiene and controls aligned to MiFID II/MAR/best-ex. Leadership of the London on-call rota and contribution to a follow … Package & set-up Competitive base + performance bonus, benefits, and flexible hybrid working. A clear runway to platform ownership and team leadership. London HQ; hybrid model. Nice to haves Low-latency tuning experience. Experience with TCA and post-trade analytics. Follow-the-sun/on-call leadership. More ❯
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Senior C++ Engineer

London Area, United Kingdom
Harrington Starr
partnered with a leading global Exchange that’s scaling out their core trading systems engineering team . They’re looking for an experienced C++ developer with deep knowledge of low-latency trading systems to help design and build next-generation trading gateways and matching engine infrastructure . What You’ll Be Doing Building and optimising low-latency … trading, exchange, or market data systems . Strong grasp of Linux internals (system calls, threading, IPC, sockets, schedulers). Experience working with FIX/ITCH/OUCH protocols and low-latency networking (TCP, UDP, Multicast). Good understanding of data structures, memory management , and optimising code for speed. Why It’s a Great Move You’d be joining More ❯
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Senior C++ Engineer

City of London, London, United Kingdom
Harrington Starr
partnered with a leading global Exchange that’s scaling out their core trading systems engineering team . They’re looking for an experienced C++ developer with deep knowledge of low-latency trading systems to help design and build next-generation trading gateways and matching engine infrastructure . What You’ll Be Doing Building and optimising low-latency … trading, exchange, or market data systems . Strong grasp of Linux internals (system calls, threading, IPC, sockets, schedulers). Experience working with FIX/ITCH/OUCH protocols and low-latency networking (TCP, UDP, Multicast). Good understanding of data structures, memory management , and optimising code for speed. Why It’s a Great Move You’d be joining More ❯
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Head of Engineering

City of London, London, United Kingdom
Wellesley
team, and work on next-generation market infrastructure. Key Responsibilities Lead, mentor, and scale the engineering team across software, infrastructure, DevOps, and cybersecurity . Design and implement high-performance, low-latency trading systems with tight timing and reliability requirements. Oversee the development of client connectivity layers and ensure system performance meets demanding standards. Implement robust risk controls and … regulators . Ideal Candidate Profile 10+ years of engineering leadership experience , including senior management roles in trading, exchanges, or high-performance systems. Strong technical expertise in trading system architectures , low-latency infrastructure, and performance optimization. Proven experience architecting and scaling systems capable of handling high volumes with ultra-low latency . Experience in regulated markets or More ❯
Posted:

Head of Engineering

London Area, United Kingdom
Wellesley
team, and work on next-generation market infrastructure. Key Responsibilities Lead, mentor, and scale the engineering team across software, infrastructure, DevOps, and cybersecurity . Design and implement high-performance, low-latency trading systems with tight timing and reliability requirements. Oversee the development of client connectivity layers and ensure system performance meets demanding standards. Implement robust risk controls and … regulators . Ideal Candidate Profile 10+ years of engineering leadership experience , including senior management roles in trading, exchanges, or high-performance systems. Strong technical expertise in trading system architectures , low-latency infrastructure, and performance optimization. Proven experience architecting and scaling systems capable of handling high volumes with ultra-low latency . Experience in regulated markets or More ❯
Posted:

Network Engineer III

London, South East, England, United Kingdom
Akuna Capital
market-maker – meaning we are committed to providing competitive quotes that we are willing to both buy and sell. To do this successfully, we design and implement our own low latency technologies, trading strategies, and mathematical models. Our Founding Partners first conceptualized Akuna in their hometown of Sydney. They opened the firm’s first office in 2011 in … Akuna: We are seeking a Network Engineer III to join Akuna’s innovative and growing IT Infrastructure team. The ideal candidate is likely to have a strong background in low-latency IP networking and will play a key role in maintaining and optimizing our global trading infrastructure. This role requires both technical depth and independent decision-making — you … solve math and coding problems are essential functions of the role Qualities that make great candidates: 3–5 years of professional experience in IP networking, ideally with exposure to low-latency environments (trading, financial services, or similar) Bachelor’s degree in Computer Science, Information Systems, Network Design, or a related field Strong understanding of TCP/IP ,OSI More ❯
Employment Type: Full-Time
Salary: Competitive salary
Posted:

Hardware Management Engineer

City of London, London, United Kingdom
Hybrid/Remote Options
Alexander Ash Consulting
and trading teams on mission-critical projects. This is a fantastic opportunity for an experienced Linux and infrastructure specialist to work at the forefront of HPC (high-performance computing), low-latency engineering, and large-scale systems . Key Responsibilities Manage and optimise large-scale Linux-based platforms for high-performance trading and research workloads. Design and implement workload … scheduling, high-performance file systems, and storage operations. Optimise hardware, networking, and kernel performance for low-latency and high-throughput environments . Partner closely with research and infrastructure teams to deliver scalable, reliable solutions. Drive automation using Terraform, Ansible, GitLab, Jenkins , and support SDLC best practices. Provide visibility and performance monitoring using Splunk, Prometheus, Grafana . Contribute to … Golang, or similar . Experience with metrics visualisation tools (Splunk, Prometheus, Grafana). Knowledge of containerisation and orchestration (Docker, Kubernetes). Experience in hedge funds, trading firms, or other low-latency/HPC environments is highly desirable. More ❯
Posted:

Hardware Management Engineer

London Area, United Kingdom
Hybrid/Remote Options
Alexander Ash Consulting
and trading teams on mission-critical projects. This is a fantastic opportunity for an experienced Linux and infrastructure specialist to work at the forefront of HPC (high-performance computing), low-latency engineering, and large-scale systems . Key Responsibilities Manage and optimise large-scale Linux-based platforms for high-performance trading and research workloads. Design and implement workload … scheduling, high-performance file systems, and storage operations. Optimise hardware, networking, and kernel performance for low-latency and high-throughput environments . Partner closely with research and infrastructure teams to deliver scalable, reliable solutions. Drive automation using Terraform, Ansible, GitLab, Jenkins , and support SDLC best practices. Provide visibility and performance monitoring using Splunk, Prometheus, Grafana . Contribute to … Golang, or similar . Experience with metrics visualisation tools (Splunk, Prometheus, Grafana). Knowledge of containerisation and orchestration (Docker, Kubernetes). Experience in hedge funds, trading firms, or other low-latency/HPC environments is highly desirable. More ❯
Posted:

Linux Production Engineer

London Area, United Kingdom
Autonomai Recruitment
Linux platforms. The engineer will own critical infrastructure at scale and help shape the next generation of compute systems. Key Responsibilities Optimize and tune Linux for performance, stability, and low latency . Contribute to kernel-level debugging and system improvements . Automate Linux fleet builds—creating consistent, reproducible systems . Manage Kubernetes cluster infrastructure, networking, and container orchestration. … compute workloads . What You Will Work On Advanced simulation and high-performance computing pipelines. Integrations with internal and open-source tools Platform and code contributions that directly improve latency and throughput Low-latency Linux systems where engineering decisions materially influence trading performance. Team Environment Small, highly skilled Linux engineering team with broad autonomy. Close collaboration with More ❯
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Linux Production Engineer

City of London, London, United Kingdom
Autonomai Recruitment
Linux platforms. The engineer will own critical infrastructure at scale and help shape the next generation of compute systems. Key Responsibilities Optimize and tune Linux for performance, stability, and low latency . Contribute to kernel-level debugging and system improvements . Automate Linux fleet builds—creating consistent, reproducible systems . Manage Kubernetes cluster infrastructure, networking, and container orchestration. … compute workloads . What You Will Work On Advanced simulation and high-performance computing pipelines. Integrations with internal and open-source tools Platform and code contributions that directly improve latency and throughput Low-latency Linux systems where engineering decisions materially influence trading performance. Team Environment Small, highly skilled Linux engineering team with broad autonomy. Close collaboration with More ❯
Posted:

Quantitative Developer

London Area, United Kingdom
Albert Bow
Quantitative Developer | Two Streams: Execution Infrastructure and Low-Latency Crypto | NYC or London | $170k to $250k base + performance bonus Albert Bow is partnering with a top-tier systematic trading group to hire across 23 seats split between two streams. Roles are based in New York or London with an office-first rhythm a few days per week … management, and release tooling on AWS. Improve execution quality end to end: slippage analysis, TCA, routing logic, and production observability. Use Python as glue with C++ or Rust where latency and throughput matter. Stream 2. Low-Latency Crypto Quant Dev: Write and tune exchange connectors across major CEXs using REST, WebSocket, and FIX. Ship market data pipelines … Kafka, kdb+ or ClickHouse, AWS, and market microstructure. 1 to 5 years building trading systems or adjacent high-throughput systems. Strong reasoning about data structures, algorithms, and throughput versus latency trade-offs. Ownership mindset and clear communication with quants and senior engineers. What you will get: Direct ownership in production with tight feedback from researchers and senior engineers. Real More ❯
Posted:

Quantitative Developer

City of London, London, United Kingdom
Albert Bow
Quantitative Developer | Two Streams: Execution Infrastructure and Low-Latency Crypto | NYC or London | $170k to $250k base + performance bonus Albert Bow is partnering with a top-tier systematic trading group to hire across 23 seats split between two streams. Roles are based in New York or London with an office-first rhythm a few days per week … management, and release tooling on AWS. Improve execution quality end to end: slippage analysis, TCA, routing logic, and production observability. Use Python as glue with C++ or Rust where latency and throughput matter. Stream 2. Low-Latency Crypto Quant Dev: Write and tune exchange connectors across major CEXs using REST, WebSocket, and FIX. Ship market data pipelines … Kafka, kdb+ or ClickHouse, AWS, and market microstructure. 1 to 5 years building trading systems or adjacent high-throughput systems. Strong reasoning about data structures, algorithms, and throughput versus latency trade-offs. Ownership mindset and clear communication with quants and senior engineers. What you will get: Direct ownership in production with tight feedback from researchers and senior engineers. Real More ❯
Posted:

Senior Software Engineer - C++, Python – Financial / Banking

London, England, United Kingdom
N P Associates
ideally more) and excellent knowledge of Python – ideally coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity with some Low Latency experience. Job Overview You will work with the Product, Infrastructure and QA teams, to produce high performance, low latency and highly reliable code. Your goal More ❯
Posted:

Senior Software Engineer - C++, Python - Financial / Banking

City of London, London, England, United Kingdom
N P Associates
ideally more) and excellent knowledge of Python - ideally coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity with some Low Latency experience. Job Overview You will work with the Product, Infrastructure and QA teams, to produce high performance, low latency and highly reliable code. Your goal More ❯
Employment Type: Full-Time
Salary: £85,000 - £120,000 per annum
Posted:

Reliability Engineer

City of London, London, United Kingdom
BGC Group
incidents, including root cause analysis and resolution. Monitor system performance and health using Prometheus and Grafana ; proactively identify and address anomalies. Configure and optimize Solace across WAN environments , ensuring low-latency, secure, and reliable messaging. Collaborate with development and application support teams to troubleshoot message flow issues and integration problems. Perform capacity planning , scaling, and tuning of Solace … experience administering Solace PubSub+ messaging systems. Strong background in production support , preferably in a 24x7 enterprise environment. Experience working with distributed systems over WAN , with an understanding of networking, latency, and failover strategies. Solid experience with Prometheus and Grafana for system monitoring and alerting. Proficiency in troubleshooting message delivery, persistence, and topic routing. Experience with capacity management , performance tuning … pipelines. Knowledge of cloud environments (AWS, Azure, GCP) and cloud-native Solace deployments. Why Join Us? Join a multi-discipline team, delivering advanced Messaging APIs, developing tools, administering , supporting low latency, high throughput messaging system for prices, orders, trades, and mission critical applications. Exciting opportunity to work with a wide array of technologies. Chance to further develop your More ❯
Posted:

Reliability Engineer

London Area, United Kingdom
BGC Group
incidents, including root cause analysis and resolution. Monitor system performance and health using Prometheus and Grafana ; proactively identify and address anomalies. Configure and optimize Solace across WAN environments , ensuring low-latency, secure, and reliable messaging. Collaborate with development and application support teams to troubleshoot message flow issues and integration problems. Perform capacity planning , scaling, and tuning of Solace … experience administering Solace PubSub+ messaging systems. Strong background in production support , preferably in a 24x7 enterprise environment. Experience working with distributed systems over WAN , with an understanding of networking, latency, and failover strategies. Solid experience with Prometheus and Grafana for system monitoring and alerting. Proficiency in troubleshooting message delivery, persistence, and topic routing. Experience with capacity management , performance tuning … pipelines. Knowledge of cloud environments (AWS, Azure, GCP) and cloud-native Solace deployments. Why Join Us? Join a multi-discipline team, delivering advanced Messaging APIs, developing tools, administering , supporting low latency, high throughput messaging system for prices, orders, trades, and mission critical applications. Exciting opportunity to work with a wide array of technologies. Chance to further develop your More ❯
Posted:

Senior Java Developer - Electronic Trading

London, United Kingdom
McGregor Boyall Associates Limited
order routing, and internal crossing strategies. The Role You'll work as a Core Java Developer within a high-performing Algo Engineering group, responsible for evolving a suite of low-latency, high-throughput trading engines that power the firm's EMEA and global electronic trading business. This includes delivery of key functional changes, performance optimisation, and close collaboration … resilience, and scalability Participate in peer reviews, mentoring, and agile ceremonies Required Skills & Experience Expert-level Core Java (collections, concurrency, NIO, memory management) Strong understanding of multithreaded systems and low-latency I/O Deep familiarity with design patterns (Observer, Factory, Singleton, etc.) Experience with TDD , GIT , Maven/Gradle , and continuous integration tools Confident communicator with experience More ❯
Employment Type: Contract
Posted:

Senior Java Developer - Electronic Trading

London, South East, England, United Kingdom
McGregor Boyall
order routing, and internal crossing strategies. The Role You'll work as a Core Java Developer within a high-performing Algo Engineering group, responsible for evolving a suite of low-latency, high-throughput trading engines that power the firm's EMEA and global electronic trading business. This includes delivery of key functional changes, performance optimisation, and close collaboration … resilience, and scalability Participate in peer reviews, mentoring, and agile ceremonies Required Skills & Experience Expert-level Core Java (collections, concurrency, NIO, memory management) Strong understanding of multithreaded systems and low-latency I/O Deep familiarity with design patterns (Observer, Factory, Singleton, etc.) Experience with TDD , GIT , Maven/Gradle , and continuous integration tools Confident communicator with experience More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Founding Engineer (Java Developer) - Up to £135,000 + Bonus

Greater London, England, United Kingdom
Hunter Bond
a genuine passion for Java, agile development and Opensource tech to join an already highly skilled development team. You will have the opportunity to work on a cutting-edge low latency, high throughput distributed FX Trading platform. In this role you will work and learn alongside a team of highly experienced cross-skilled developers and technology specialists. Their … with a passion for testing and high code quality Degree in Computer Science, Software Engineering or STEM subject A good personality – team player with excellent communication skills! No previous low latency or multithreading experience needed just an interest in doing it!! Please do not hesitate to reach out direct for further details! sberry@hunterbond.com More ❯
Posted:

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

London Area, United Kingdom
Hybrid/Remote Options
Batonics AB
AI agents for leading funds and institutions 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 on this exponential journey. We’re … chat. Decision. Any of the below is a 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 Concurrency & memory models: lock-free/atomics More ❯
Posted:

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

City of London, London, United Kingdom
Hybrid/Remote Options
Batonics AB
AI agents for leading funds and institutions 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 on this exponential journey. We’re … chat. Decision. Any of the below is a 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 Concurrency & memory models: lock-free/atomics More ❯
Posted:

Quantitative Developer

East London, London, England, United Kingdom
Hybrid/Remote Options
Robert Half
production environments. Build and enhance high-performance systems for data processing, pricing, and simulation. Translate complex mathematical models into robust, efficient, and maintainable code. Ensure system reliability, scalability, and low latency across all components. Participate in model validation, performance tuning, and version control processes. Stay up to date with advances in quantitative finance, computational techniques, and emerging technologies. … understanding of mathematics, statistics, and numerical methods - including stochastic calculus, Monte Carlo simulation, and optimisation. Familiarity with derivatives pricing, risk metrics, and financial instruments across asset classes. Experience building low-latency systems and optimising performance for computational workloads. Proficient in working with SQL and managing large financial datasets. Knowledge of cloud platforms (Azure, AWS) and DevOps tools (Git More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

C++ Low-Latency Developer - Leading HFT Firm | London

London, England, United Kingdom
Selby Jennings
edge technology and global financial markets, where performance is measured in nanoseconds and innovation drives competitive advantage. You'll be part of a team that designs and builds ultra-low latency trading systems deployed across global exchanges. Your work will directly impact trading performance, and you'll be empowered to push the boundaries of what's possible in … software and hardware optimisation. Key Responsibilities Architect and implement high-performance C++ systems with extreme latency sensitivity. Optimise every layer of the stack - from CPU cache and memory allocation to kernel bypass and network I/O. Collaborate with traders, quants, and infrastructure engineers to deliver robust, scalable, and lightning-fast trading solutions. Profile, benchmark, and tune systems using … Contribute to the design of proprietary protocols, lock-free data structures, and real-time analytics pipelines. Ideal Candidate Expert-level proficiency in modern C++, with a deep understanding of low-level systems programming. Strong grasp of computer architecture, concurrency, and performance engineering. Experience with kernel bypass technologies (e.g., DPDK, Solarflare/OpenOnload) and high-performance networking. Familiarity with Linux More ❯
Posted:

Linux Engineer - Kubernetes

City Of London, England, United Kingdom
Harrington Starr
with bold investments in modern technology. With a strong in-house development culture and agile delivery mindset, the business is pushing boundaries in AI, machine learning, and high-performance, low-latency trading infrastructure. The 300-person technology team operates in a Scrumban framework and covers Cloud, DevOps, Cybersecurity, Software Engineering and more. In this Kubernetes-focused role, you … ll help build and scale a bare-metal HPC platform for a broad spectrum of use cases – from latency-sensitive trading to big data and analytics – with the opportunity to expand into cloud where appropriate. What you’ll do: Design and manage highly available Kubernetes clusters across multiple datacentres Collaborate with Linux, infrastructure, and SOC/CERT teams to … secure and optimise bare-metal environments Support mission-critical workloads including low-latency trading systems, leveraging tools like Calico, OPA/Gatekeeper, and Kyverno for policy enforcement and security Replace legacy networking infrastructure with a Kubernetes-first architecture, treating pods as first-class citizens in a highly available, BGP-based leaf/spine fabric Lead systems administration on More ❯
Posted:
Low Latency
10th Percentile
£73,750
25th Percentile
£93,750
Median
£115,000
75th Percentile
£150,000
90th Percentile
£177,500