1 to 25 of 66 Low Latency Jobs in the Thames Valley

Quantitative Developer

Hiring Organisation
NJF Global Holdings Ltd
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
Quantitative Developer – HFT (C++) | Ultra-Low-Latency Trading | High-Performance Systems We are looking for an experienced C++ engineer to join a high-performance trading team focused on building ultra-low-latency systems that operate at global scale. This is a unique opportunity to work … cutting-edge technology where every nanosecond counts. The Role As part of the HFT team, you will: Design, develop, and optimize latency-critical C++ systems for trading, market data, and infrastructure. Work on end-to-end ultra-low-latency architectures, including kernel-level tuning, network optimization ...

Quantitative Developer

Hiring Organisation
NJF Global Holdings Ltd
Location
Reading, Berkshire, UK
Employment Type
Full-time
Quantitative Developer – HFT (C++) | Ultra-Low-Latency Trading | High-Performance Systems We are looking for an experienced C++ engineer to join a high-performance trading team focused on building ultra-low-latency systems that operate at global scale. This is a unique opportunity to work … cutting-edge technology where every nanosecond counts. The Role As part of the HFT team, you will: Design, develop, and optimize latency-critical C++ systems for trading, market data, and infrastructure. Work on end-to-end ultra-low-latency architectures, including kernel-level tuning, network optimization ...

Quantitative Developer

Hiring Organisation
NJF Global Holdings Ltd
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
Quantitative Developer – HFT (C++) | Ultra-Low-Latency Trading | High-Performance Systems We are looking for an experienced C++ engineer to join a high-performance trading team focused on building ultra-low-latency systems that operate at global scale. This is a unique opportunity to work … cutting-edge technology where every nanosecond counts. The Role As part of the HFT team, you will: Design, develop, and optimize latency-critical C++ systems for trading, market data, and infrastructure. Work on end-to-end ultra-low-latency architectures, including kernel-level tuning, network optimization ...

Senior Java Developer (Low-Latency Payments Systems)

Hiring Organisation
RE Partners
Location
Slough, Berkshire, UK
Employment Type
Full-time
Over Shit." "Give a Shit." We are seeking an experienced and opinionated Java Developer to join our high-performing engineering team, working on low latency, high-throughput systems in the payments processing domain. This hybrid role is based in the UK or US and offers the opportunity … SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities: Design, develop, and optimize low-latency, high-throughput backend systems using Core Java and SpringBoot. Build and maintain RESTful APIs and microservices that power secure payment workflows. Work with ...

Senior Low Latency C++ Engineer

Hiring Organisation
NJF Global Holdings Ltd
Location
Slough, Berkshire, UK
Employment Type
Full-time
recruiting on behalf of a dominant High-Frequency Trading firm currently expanding their automated trading group. They are seeking a Senior Low Latency C++ Engineer to work on next-generation market-making and arbitrage strategies. The Role: You would be joining a high-P&L, cross-functional team … hiring for a start in London, Austin, New York, Miami, Singapore and Kong Kong depending on your preference and work authorization. Role: Low Latency C++ Engineer Domain: High-Frequency Trading (HFT), Market Making, Derivatives Arbitrage. Core Technical Competencies Language Standards: Expert-level Modern C++. Must demonstrate mastery ...

Software Engineer

Hiring Organisation
Understanding Recruitment
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
Low Latency C++ Engineer | Crypto Trading Powerhouse Up to £185,000 DOE + RSUs + Bonus + Benefits Fully Remote (must be based in the UK) Want to help shape the future of crypto trading? This is a chance to join one of the world's leading crypto … trading platforms and a team known for its cutting-edge low-latency systems and lightning-fast execution speeds. They're looking for engineers who thrive in high-performance, high-ownership environments. You'll work alongside some of the brightest minds in trading tech, designing and building distributed C++ ...

Senior C++ Developer Low Latency - Learn Rust

Hiring Organisation
Client Server
Location
Slough, Berkshire, UK
Employment Type
Full-time
Senior C++ Developer/Engineer (C++ Rust Low Latency Trading) London/WFH to £180k+ Are you a Senior C++ Developer to progress your career and transfer your skills to Rust? You could be joining a hugely profitable High Frequency Trading firm that specialise in crypto markets … backend OOP, multithreaded software engineering experience with C++ and are comfortable working with Rust going forward You have experience of working on high throughput, low latency systems with microseconds/nanoseconds, within a finance (or games) environment You have a good understanding of low level system design ...

Application Support Engineer - Elite Systematic Trading Firm - Prop Trading - Market Leading Compensation - Hybrid - London

Hiring Organisation
Mondrian Alpha
Location
Slough, Berkshire, UK
Employment Type
Full-time
career-defining opportunity to join an engineering-driven firm where technology is core to every decision. You will provide mission-critical support for low-latency trading systems, automate infrastructure and application processes, and collaborate directly with trading, development, and infrastructure teams. You will operate in a high-performance … environment that values precision, initiative, and continuous innovation. Key Responsibilities Ensure maximum uptime of latency-sensitive trading platforms, proactively identifying and resolving production issues. Automate and enhance support functions using Python, SQL, and monitoring tools like Splunk and Grafana. Collaborate with traders, developers, and network engineers to troubleshoot live ...

Graduate Software Engineer

Hiring Organisation
Platform Recruitment
Location
Slough, Berkshire, UK
Employment Type
Full-time
Graduate Software Engineer - £75,000 Title: Graduate Software Engineer (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 engineers with a track record … performance team with a 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 ...

Senior C# Developer - Head of Core Platforms | Hedge Fund | London

Hiring Organisation
Undisclosed
Location
Slough, Berkshire, UK
Employment Type
Full-time
supporting all aspects of market data processing and trading activity. The environment is fast‐paced, collaborative, and highly technical, where code quality, performance, and lowlatency systems are top priorities. Engineers work across domains, contribute to architectural discussions, and help shape scalable, robust systems. We have partnered with … critical systems Ability to lead by doing—hands‐on while guiding a team Pragmatic, delivery‐focused mindset Commitment to high‐quality engineering practices and lowlatency, high‐performance systems Low‐ego, high‐performing self‐starter who values ownership, teamwork, and delivering commercial, pragmatic solutions Why Apply This ...

Senior Software Engineer, Trading Systems

Hiring Organisation
Ripple
Location
Slough, Berkshire, UK
Employment Type
Full-time
drive the architectural roadmap, whilst looking to optimize away manual inefficiencies. Example projects: The team has helped develop a number of modular building blocks Low-latency Algorithms for Automated Trading and Systematic Market Making Real-time streaming pipelines and signals Pricing libraries and tooling Venue connectivity for automated … down the stack, mixing software engineering, data engineering, and distributed systems knowledge to build modern enterprise payment applications. Build reliable, high-throughput, low-latency microservices to power a diverse range of trading use cases Engage in the complete software development lifecycle by collecting requirements, showcasing solid software design ...

Solace Administrator

Hiring Organisation
BGC Group
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
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 … 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 ...

Solace Administrator

Hiring Organisation
BGC Group
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
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 … 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 ...

Solace Administrator

Hiring Organisation
BGC Group
Location
Reading, Berkshire, UK
Employment Type
Full-time
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 … 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 ...

C++ Developer Windows - Finance

Hiring Organisation
Client Server
Location
Slough, Berkshire, UK
Employment Type
Full-time
C++ Developer you will join an Agile team focussed on building and maintaining Exchange Connectivity software systems that require real-time and low latency, maintaining data feeds and developing key underlying transport protocols for data transmission. The platform has been built with C++ and C# deploying … requires high scalability and low latency - they currently handle 40 billion messages per day. Location/WFH: You'll join colleagues in the City office three days a week with flexibility to work from home the other two days. Please note this is a 12 month Fixed Term ...

Junior C++ Engineer

Hiring Organisation
Harrington Starr
Location
Slough, Berkshire, UK
Employment Type
Full-time
interfaces used directly by front-office trading teams Improve market data ingestion, exchange connectivity, and real-time data flows Contribute to distributed systems, low-latency communication, and performance tuning initiatives Take part in design discussions, code reviews, profiling, and CI/CD improvements Gain hands-on exposure … environments Genuine interest in financial markets (prior finance experience not required) Desirable Experience Exposure to distributed systems, concurrency, or network programming Experience working with low-latency or real-time systems Familiarity with trading platforms, data pipelines, or simulation tools Open-source contributions or personal technical projects that demonstrate ...

Senior Software Engineer - Quant Firm

Hiring Organisation
Dex
Location
Slough, Berkshire, UK
Employment Type
Full-time
cares about nanoseconds, cache locality, and architecting petabyte-scale infrastructure, this is the pinnacle of technical challenge. What You'll Work On Architect Low-Latency Infrastructure: Design and implement the critical path for trading execution, building order management systems and market connectivity layers where performance is measured … consistency for research teams. Operationalize Machine Learning: Bridge the gap between research and production by deploying complex ML models into live environments under strict latency constraints. Optimize the Stack: Go \"close to the metal\" to optimize performance across networking, I/O, and compute layers, squeezing maximum efficiency ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
systems and DevOps engineering experience. Basic qualifications 7–10 years building production backend systems, including 3–5 years in high-scale and/or low-latency environments. Deep expertise in Linux networking data path and kernel-level networking (e.g., XDP, eBPF, dpdk, iptables, nftables) for traffic processing, filtering … from prototype to GA. Collaborative, inclusive culture emphasizing design docs, code reviews, and knowledge sharing. What you'll do Lead architecture and delivery of low-latency backend services for DDoS detection, classification, and mitigation. Define and evolve scalable data/control planes (policy, signaling, telemetry, orchestration) with strong ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
systems and DevOps engineering experience. Basic qualifications 7–10 years building production backend systems, including 3–5 years in high-scale and/or low-latency environments. Deep expertise in Linux networking data path and kernel-level networking (e.g., XDP, eBPF, dpdk, iptables, nftables) for traffic processing, filtering … from prototype to GA. Collaborative, inclusive culture emphasizing design docs, code reviews, and knowledge sharing. What you'll do Lead architecture and delivery of low-latency backend services for DDoS detection, classification, and mitigation. Define and evolve scalable data/control planes (policy, signaling, telemetry, orchestration) with strong ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
Reading, Berkshire, UK
Employment Type
Full-time
systems and DevOps engineering experience. Basic qualifications 7–10 years building production backend systems, including 3–5 years in high-scale and/or low-latency environments. Deep expertise in Linux networking data path and kernel-level networking (e.g., XDP, eBPF, dpdk, iptables, nftables) for traffic processing, filtering … from prototype to GA. Collaborative, inclusive culture emphasizing design docs, code reviews, and knowledge sharing. What you'll do Lead architecture and delivery of low-latency backend services for DDoS detection, classification, and mitigation. Define and evolve scalable data/control planes (policy, signaling, telemetry, orchestration) with strong ...

KDB Engineer

Hiring Organisation
Bonhill Partners
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
Continuously improve system performance, robustness, and scalability while managing cost and operational efficiency. Collaborate closely with quants, traders, and technology teams to deliver reliable, low-latency data solutions. Required Skills & Experience Expert proficiency in KDB+/Q, with experience in large-scale data and analytics systems. Strong programming …/or Java. Solid understanding of Linux systems engineering, including networking and kernel-level performance tuning. Experience working with market data. Familiarity with low-latency and high-frequency trading environments would be a plus. Exposure to AWS and cloud-based KDB+ deployments, with practical experience in Docker ...

KDB Engineer

Hiring Organisation
Bonhill Partners
Location
Slough, Berkshire, UK
Employment Type
Full-time
Continuously improve system performance, robustness, and scalability while managing cost and operational efficiency. Collaborate closely with quants, traders, and technology teams to deliver reliable, low-latency data solutions. Required Skills & Experience Expert proficiency in KDB+/Q, with experience in large-scale data and analytics systems. Strong programming …/or Java. Solid understanding of Linux systems engineering, including networking and kernel-level performance tuning. Experience working with market data. Familiarity with low-latency and high-frequency trading environments would be a plus. Exposure to AWS and cloud-based KDB+ deployments, with practical experience in Docker ...

KDB Engineer

Hiring Organisation
Bonhill Partners
Location
Milton Keynes, Buckinghamshire, UK
Employment Type
Full-time
Continuously improve system performance, robustness, and scalability while managing cost and operational efficiency. Collaborate closely with quants, traders, and technology teams to deliver reliable, low-latency data solutions. Required Skills & Experience Expert proficiency in KDB+/Q, with experience in large-scale data and analytics systems. Strong programming …/or Java. Solid understanding of Linux systems engineering, including networking and kernel-level performance tuning. Experience working with market data. Familiarity with low-latency and high-frequency trading environments would be a plus. Exposure to AWS and cloud-based KDB+ deployments, with practical experience in Docker ...

Senior Software Engineer

Hiring Organisation
Beamost Ltd
Location
Slough, Berkshire, UK
Employment Type
Full-time
help evolve the system as the business grows. This is an excellent opportunity for someone who enjoys autonomy, technical responsibility, and working on low-latency, high-performance applications. What You'll Do Maintain, extend, and optimise an existing Python-based trading application Add new features and improve current … capabilities with a focus on performance, reliability and clean architecture Build and optimise real-time pipelines handling high-frequency data Improve latency, throughput, and reliability using profiling and performance engineering Work with Redis, Azure VMs, and Anaconda environments Implement and maintain systems requiring millisecond-level timing precision Troubleshoot production ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years building production backend systems (at least 3 years in high-scale or low-latency environments). Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/… gates from prototype to GA. Collaborative, inclusive engineering culture with code reviews, design docs, and knowledge sharing. What you'll do Design and build low-latency backend services for DDoS detection, classification, and mitigation across OCI's global edge. Implement scalable data and control planes (policy, signaling, telemetry ...