1 to 25 of 61 Permanent Low Latency Jobs in London

role, responsible for refining and executing the IT vision, from market data aggregation and distribution, market making execution & hedging, client negotiation and order management. Hands-on experience in ultra low latency and high availability applications is required. Summary of Key Purposes of the Role: We are rebuilding our low latency Foreign ExchangeCash platform covering client connectivity … responsibilities will include: Lead the architectural design of Forex trading applications Collaborate with stakeholders to define and refine the vision for the Forex trading chain Oversee the implementation of low latency and high availability solutions Build & lead a local feature team on the build out of components of the new platform Provide technical leadership and guidance to the … development team ensuring the build of a highly resilient, well monitored low latency platform Stay updated on industry trends and emerging technologies related to Forex trading and banking Responsibilities: Architecture & Design Define the target micro service/event driven architecture (latency budget, throughput, HA & DR, observability). Own protocol & data model standards for client to venue and More ❯

per annum + Bonus and Benefits Contact email: Job ref: LLJ/27 Low Latency Java Engineer - Cross Asset A global hedge fund is looking to hire Low Latency Java engineers to join a high-impact team driving the next generation of low latency trading platforms. You'll be part of a major multi … modernise and unify the firm's eTrading tech stack. This is a greenfield rebuild of core pricing and algorithmic execution frameworks used across multiple asset classes. Responsibilities: Building ultra-low latency systems for pricing, market data, and algorithmic execution. Designing scalable, reusable frameworks across multiple asset classes. Collaborating closely with traders, quants, and product teams in a highly … autonomous environment. Developing high-performance, low-latency applications. Asset class knowledge (FX, equities) or experience in trading systems is a strong plus. Why Apply: Greenfield low latency platform. Work at the intersection of technology and trading. Join a cross-asset, horizontal team building frameworks used firm-wide. By submitting your details, you agree to our T More ❯

Backend Software Engineer/Developer (Java Low Latency OMS EMS) WFH to £100k Are you a skilled Backend Software Engineer with strong Java skills and low latency trading systems experience? You could be progressing your career at a global market data and trading platform provider for Cryptocurrency markets. As a Backend Software Engineer you will develop … test and maintain high-quality, low-latency Java applications handling millions of requests per day, collaborating with cross-functional teams to design systems that meet business and regulatory requirements. You'll seek to continuously improve system performance and scalability, implement automated testing, CI/CD pipelines and document system workflows, architecture and design decisions. Location/WFH: You … times - please note: you must have the right to work in the UK and be UK based. About you: You have strong Java development experience including concurrency, garbage collection, low level performance optimisation, data structures and memory efficient design patterns You have experience with low latency systems, particularly OMS (Order Management Systems), EMS (Execution Management Systems) You More ❯

profits The 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 fast … for 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, and concurrent computing … of trade metrics and strategy efficiency Engineer and optimise ultra-fast connections to trading venues, with a focus on throughput Design architecture capable of handling large volumes in a latency-sensitive environment Implement and manage high-performance messaging frameworks like Aeron and SBE Perform in-depth profiling and tuning to eliminate latency and optimise microsecond-level performance Develop More ❯

Senior Network Engineer - AWS - Low Latency Networking - IAC - Digital Assets Excellent opportunity opens for a Senior Network Engineer to lead the design, deployment, and operation of complex network infrastructure across cloud and physical environments . This role demands deep technical expertise in cloud networking, network security, low latency networks, automation, and resiliency. You will collaborate across … an automation framework for networking that includes device provisioning, compliance verification, and change management through an infrastructure-as-code structure; identify opportunities for automation and implement using AI and low-code tooling Plan and conduct major technical phases of significant projects by coordinating the efforts of technical support staff and the performance of assigned projects; Provide cutting-edge, client … focused technology-based solutions, enhancing client success through world-class software and leading-edge infrastructure. Desired Experience & Qualifications: Significant Network Engineering experience Proficient in AWS Cloud Networking Low Latency Networking LAN/WAN/WiFi experience in an enterprise network; Solid understanding and experience with Network tools including NetFlow, packet capture, load balancing, capacity planning, routing/switching More ❯

Senior Java Low Latency Engineer (VP) - London Overview Citi is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. We provide consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking … and solutions, and unparalleled access to capital and liquidity. What We do/The Team In the world of Capital Markets electronic trading, performance, agility, and reliability are crucial; latency beyond the micro- or even nano-second realm just won't cut it! A core team of expert engineers within Citi have developed a framework, toolset and collection ofcomponentsfor … a core framework, toolset and collection ofcomponentsfor building self-healing, scalable, high performance,asynchronous, event driven, Java Microservices based solutions. We build microservices based event sourcing systems on a low latency in-house framework. Response times in the 10 microsecond to 100 microsecond range. Role Overview/What you will you do: Work on the integration of functions More ❯

network systems. In this role you will have the opportunity to work with cutting-edge technology and build strong relationships with technical experts. Specifically, you will: Design and architect low-latency trading networks using cutting-edge technology. Support existing solutions with a focus on automating and documenting tasks for handoff to the Network Operations team. Manage, communicate, and … on network infrastructure, including L1/L2/L3 switches, firewalls, DNS/DHCP, and cloud networking components. Build strong relationships with a highly technical client base, including operations, low-latency developers, and systematic trading experts. Automate processes to reduce manual work required by support teams using enterprise and open-source tools. Test and analyze vendor products for … our instrumentation and tooling to generate meaningful alerts and gather metadata on network behavior over time. What's required 8-10 years of experience with 3-5 experience in low latency networking Deep understanding of network systems/architectures at a detailed level with knowledge of fundamental configuration, troubleshooting, and monitoring. Excellent knowledge of low-latency More ❯

Java Software Engineer/Developer WFH to £100k Are you a skilled Java Software Engineer with low latency trading systems experience? You could be progressing your career at a global market data and trading platform provider for cryptocurrency markets. As a Java Software Engineer you will develop, test and maintain high-quality, low-latency Java applications … times - please note: you must have the right to work in the UK and be UK based. About you: You have strong Java development experience including concurrency, garbage collection, low level performance optimisation, data structures and memory efficient design patterns You have experience with low latency systems, particularly OMS (Order Management Systems), EMS (Execution Management Systems) You … have strong design skills and can explain full system workflows and make recommendations for improvements to reduce latency and increase throughput You have experience with Spring framework and Java build tools such as Gradle/Maven You're comfortable working in a Linux environment You are collaborative and pragmatic with excellent communication skills What's in it for you More ❯

real impact and have the opportunity to drive the architectural roadmap, whilst looking to optimise away manual inefficiencies. 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 fund movement and management. By … communication between trading systems and to other partners. Continuing to support and complement Ripple's Payments, Custody and Stablecoin business units WHAT YOU'LL DO: Design and build scalable, low-latency microservices and event-driven data pipelines to support high-throughput trading systems. Champion data engineering best practices including schema evolution, data contracts, and data quality across event … needs. WHAT YOU'LL BRING: 8+ years of software engineering experience, with strong proficiency in Java or similar languages (Golang, Scala, etc.). Proven track record building large-scale, low-latency distributed systems in trading or financial environments. Deep understanding of data streaming, order management systems, and modern persistence technologies (e.g., Aurora, DynamoDB). Experience working in front More ❯

for LINQ-style composition and asynchronous dispatch. We often reach for Python to build smaller services and frequently interact with analytics libraries in C++. Responsibilities Design, implement and operate low latency risk analytics systems as part of a highly capable team . D ecompose complex functional requirements into coherent service designs that are efficient, simple to operate , and … disruptions . Be a capable mentor who is eager to contribute their unique knowledge and perspective to advance the team's capabilities . Required qualifications Extensive experience designing & operating low latency distributed systems at scale for critical business functions. Extensive experience in testing & test automation Fluency in functional and object -oriented programming languages . Competency in using Git More ❯

institution is seeking a Principal Site Reliability Engineer to provide essential support for their Foreign Exchange (FX) desk, focusing on trading and risk applications, including an advanced algorithmic ultra-low latency stack. This is a unique opportunity to play a pivotal role in ensuring the reliability, performance, and scalability of a real-time trading environment by applying best … institution is seeking a Principal Site Reliability Engineer to provide essential support for their Foreign Exchange (FX) desk, focusing on trading and risk applications, including an advanced algorithmic ultra-low latency stack. This is a unique opportunity to play a pivotal role in ensuring the reliability, performance, and scalability of a real-time trading environment by applying best More ❯

range of perks and benefits. As a 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 to AWS and 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 Contract. About you: You have C/C++ development skills on Windows More ❯

of perks and benefits. As a Backend Software Engineer 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 to AWS and 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 Contract. About you: You have C/C++ development skills on Windows More ❯

and have the opportunity to drive the architectural roadmap, whilst looking to optimise 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 fund movement and management. By … Be an ambitious builder, working up and 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 principles, and maintaining More ❯

Sr Technical Program Manager , Kuiper Government Solutions, Program Management Team Project Kuiper is an initiative to launch a constellation of Low Earth Orbit satellites that will provide low-latency, high-speed broadband connectivity to unserved and underserved communities around the world. The mission of Project Kuiper's Government Solutions (KGS) is to leverage Kuiper and provide high … speed, low latency, and secure satellite broadband services to United States and allied government customers. We have an immediate opening for a Sr. Technical Program Manager to support the Kuiper Government Solutions (KGS) team focusing on Europe and the Middle East. As a Sr. Technical Program Manager, you will work with technical and business leadership to ensure Kuiper … This role is responsible for defining Project Kuiper's government communication systems from a wide variety of government customer ground, air, maritime, and space based users via Kuiper's Low Earth Orbit satellites. This is a unique opportunity to assist in the development of a global broadband communication system. You will work closely with the commercial satellite and consumer More ❯

the Credit Delivery Lead. The role provides governance around architecture, code quality, standards, tools and technology, ensuring modernisation and continuous improvement take place. The Credit application works within a low latency enterprise event driven architecture hosted on the AWS cloud with a Microsoft C# .Net backend, React front end and Java components. Whilst there is scope to shape … in high-performance trading systems or similar domains. Strong proficiency in Java, C#, and/or React with a deep understanding of system architecture and distributed systems. Experience with low-latency, high-throughput messaging systems (e.g., Kafka, RabbitMQ, or proprietary systems). Expertise in cloud technologies and deployment pipelines (AWS, GCP, or Azure). Expertise in performance profiling More ❯

career trajectory based not only on their core expertise but also on their preferred areas of growth. Responsibilities: Developing trading and research architecture and infrastructure Building high-performance/low-latency components for both live trading and simulation Developing a seamless platform to handle all aspects of quant trading-model building, optimization, and trade execution Building efficient storage … good quantitative skills Masters or PhD in computer science or other quantitative discipline 5+ years of industry experience in a quantitative business, including experience working on high-frequency/low-latency technology Experience developing backtesting, simulation, and trading systems Experience in developing aggressive and passive tactics. HFT business knowledge and good mathematical skills is a plus. Broad knowledge More ❯

A global HFT Hedge Fund is looking to hire an experienced C++ Quant Developer. They are looking for an experienced C++ Developer with a background in HFT and Ultra Low Latency programming to assist in building out their Cross Asset Trading capability. As a member of a dynamic team, you will have the opportunity to play an important … curve. Candidates will require: Strong C++ Development background on Linux Business knowledge in FX but can look at other asset classes. Strong experience building and developing high frequency, ultra-low-latency applications Previous experience in developing business logic would be highly beneficial. Strong multi-threading, concurrency and memory management Good technical or scientific academic background in Computer Science More ❯

join their Risk Technology team , focused on building critical risk analytics infrastructure. This platform is used extensively across the firm by risk managers and investment teams, supporting high-throughput, low-latency processing of complex financial datasets. You will be part of a collaborative, high-performing team that values technical expertise, clean architecture, and scalable solutions. The ideal candidate … 10+ years of professional experience in software engineering, with a deep command of C# and the .NET ecosystem Proven experience developing systems that process large datasets efficiently and with low latency Exposure to risk modelling or quantitative analytics in capital markets - especially in asset classes like equities or rates Prior experience integrating or working with platforms like MSCI More ❯

Senior Network Deployment Engineer (ULL) A Network Engineer is required to join the Ultra Low Latency Team, responsible for the deployment and planning of the Bank's network infrastructure. The team is responsible for the delivery and deployment of network projects and requests to enhance CLIENTS's infrastructure to meet current and future business demands:- The role has … of working as a senior project engineer in a professional environment. Ability to work independently without supervision Strong experience working in Financial Services Strong experience working in an Ultra Low Latency environment Ability to work under pressure and to tight deadlines whilst maintaining attention to detail. Analyse, review and understand network topologies. Good understanding of networking principles, Good More ❯

scripts for automation, prototyping, and light data analysis when needed. Track KPIs and gather user feedback to iterate and improve product functionality and performance. Maintain a focus on system latency , ensuring low-latency execution pathways and minimizing delays across the platform. Required Qualifications: 5+ years of experience in a technical Product Manager role, ideally in fintech, crypto … management, and secure APIs. Experience with AWS services (e.g., EC2, RDS, S3, Lambda, IAM, CloudWatch). Proficiency in Python scripting for basic automation or data parsing tasks. Awareness of latency-critical systems and the ability to make trade-offs between speed, scalability, and reliability. Experience managing full-stack product development with a focus on scalability and performance. Excellent communication More ❯

Mathematics, Physics, or a related quantitative field Experience in electronic trading or a similar role in financial markets Strong programming skills in C++, Java, or Python, with experience in low-latency environments In-depth understanding of market microstructure, order types, and exchange connectivity Proficiency in statistical analysis and machine learning techniques Experience with high-frequency trading (HFT) and More ❯

and performance, ensuring business objectives and goals are successfully achieved. Innovate for opportunities to improve development speed and quality including automation and AI process improvement. Lead the design of low-latency services and data pipelines. Ensure scalability, reliability, and performance across all components and consistency and maintainability across firmwide technology. Contribute directly to backend systems in Golang and … technical solutions with business and risk requirements. Cloud Operations through oversight of deployments on AWS. Provision of robust project management and timelines are met in a high quality/low risk approach. Lead code reviews. Problem solving and disruption management under pressure which will require out-of-hours monitoring and intervention across the team. Undertaking any other such duties More ❯

to understand evolving business and technical requirements. Conduct data-driven research and performance analysis to identify areas for algorithmic enhancement. Design strategic trading components prioritizing scalability, resiliency, and ultra-low latency. Ensure the robustness and security of trading algorithms through rigorous testing and validation practices. Act as a technical mentor, offering guidance on distributed architecture, design patterns, and best More ❯

systems and databases. Desire to create systems/programs that deliver exceptional value to users. Skills: Extensive experience working with KDB+ at an enterprise level or demonstrated expertise in low-latency Java or Python with a strong desire to learn KDB+. Proficient in Agile/Scrum methodologies and the software development lifecycle (SDLC). Strong Linux/bash More ❯