1 to 25 of 80 Low Latency Jobs in the South East

architecture, design, and development of scalable trading platforms and internal developer tools. Collaborate with quant researchers, traders, and infrastructure teams to deliver performant solutions. Maintain and optimize trading infrastructure (low-latency systems, data pipelines, monitoring, etc.). Manage a team of software engineers, mentor junior developers, and drive best practices across the stack. Ensure high code quality through … GCP, and Azure for compute, networking, and storage configurations. Familiarity with monitoring/logging tools (e.g., Prometheus, Grafana, ELK stack). Trading Systems & Finance: Solid understanding of trading infrastructure, latency optimization, execution systems, and market data feeds. Experience working in or with quantitative research, HFT, or hedge fund teams is highly desirable. Leadership: Proven experience managing and mentoring a More ❯

Senior C++ Developer - Low Latency, Trading sought by leading investment bank based in the city of London. **Inside IR35 - 3 days a week on site** Design and implement services for trading such as market data, order management, messaging layer, security reference data systems, position keeping systems, and services for user interfaces using C++ Work with quants, traders, and … quality tools, release methodologies) Essential skills: Bachelor's degree in computer science, computer engineering or a related field (or equivalent experience, 5+) 5+ years of experience building highly performant, low-latency systems on Linux platform Expert level C++ programmer. Must have ability to use the right construct for the problem and not introduce unnecessary complexity for the sake More ❯

networks, probabilistic models) using PyTorch, TensorFlow, JAX, or equivalent. • Productionize models in cloud/on-prem environments (AWS/GCP/Azure) with containerization (Docker/Kubernetes) and ensure low-latency, high-availability inference. 2. Strategic Leadership • Develop a multi-quarter AI roadmap aligned with product milestones and fundraising milestones. • Identify and evaluate opportunities for AI-driven competitive More ❯

The Trading Algorithm Strategist designs and optimises cutting-edge trading algorithms that power a global electronic equities platform, ensuring best execution and low-latency performance across multiple markets. This senior engineering role blends deep technical expertise with strategic collaboration, driving innovation in high-throughput trading systems and mentoring peers in a fast-paced, hands-on development culture. Client … 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 ❯

including the replacement of Algo containers. Key Skills Core Java: High-performance Java coding with expertise in zero-GC/non-allocating development. Multithreading: Advanced knowledge of concurrent programming. Low Latency Trading: Proven experience with high-throughput, low-latency systems. Networking & Messaging: FIX protocol, multicast technologies, and 29West or similar high-performance messaging tools. Linux: Strong … a strong focus on concurrency, collections, messaging, and event-driven processing. 5+ years of experience in multicast messaging (e.g., Solace/RV). Demonstrated expertise in designing and coding low-latency trading application services. Solid background in Capital Markets, Front Office Trading, or Risk systems. Nice to Have Market Data, Order Connectivity, and Order Management and Experience with More ❯

This is a chance to work with some of the brightest minds in quantitative finance on systems that process billions in daily trading volume. What You'll Be Building Low latency algorithmic trading platforms handling real-time market data Smart order routing systems and execution algorithms for global equity markets Quantitative models and analytical trading signals High-availability … you'll work directly with trading teams Strong focus on performance optimization, testing, and system reliability Highly Valued Experience Trading strategy development (benchmark tracking, liquidity seeking, dark pool algorithms) Low latency messaging platforms (Solace, 29West) Event-driven programming and publish/subscribe architectures Agile development methodologies About Them A truly global organisation operating from 60+ offices across 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 ❯

Rust software development experience Strong understanding of Rust, memory management, STL containers, and algorithms Good knowledge of OOAD, architecture and design patterns, API design principles Hands-on experience with low-latency, multithreading, including race conditions, deadlocks, etc. Experience with PostgreSQL, particularly in handling large-scale datasets and optimizing queries Practical experience with unit-testing Excellent analytical, algorithmic and More ❯

Rust software development experience Strong understanding of Rust, memory management, STL containers, and algorithms Good knowledge of OOAD, architecture and design patterns, API design principles Hands-on experience with low-latency, multithreading, including race conditions, deadlocks, etc. Experience with PostgreSQL, particularly in handling large-scale datasets and optimizing queries Practical experience with unit-testing Excellent analytical, algorithmic and More ❯

Rust software development experience Strong understanding of Rust, memory management, STL containers, and algorithms Good knowledge of OOAD, architecture and design patterns, API design principles Hands-on experience with low-latency, multithreading, including race conditions, deadlocks, etc. Experience with PostgreSQL, particularly in handling large-scale datasets and optimizing queries Practical experience with unit-testing Excellent analytical, algorithmic and More ❯

Rust software development experience Strong understanding of Rust, memory management, STL containers, and algorithms Good knowledge of OOAD, architecture and design patterns, API design principles Hands-on experience with low-latency, multithreading, including race conditions, deadlocks, etc. Experience with PostgreSQL, particularly in handling large-scale datasets and optimizing queries Practical experience with unit-testing Excellent analytical, algorithmic and More ❯

Rust software development experience Strong understanding of Rust, memory management, STL containers, and algorithms Good knowledge of OOAD, architecture and design patterns, API design principles Hands-on experience with low-latency, multithreading, including race conditions, deadlocks, etc. Experience with PostgreSQL, particularly in handling large-scale datasets and optimizing queries Practical experience with unit-testing Excellent analytical, algorithmic and More ❯

Remote: Perm Role Salary: £85,000 - £110,000 Harrington Starr has partnered with an innovative start up FinTech who specialise in providing market access and data from their ultra low-latency platform to financial service firms, leading exchanges and single dealers across digital assets, FIX and more. They are looking to hire a Senior C#, .NET Engineer with … to existing systems and contributing to the growth and success of the companies core products. Key Requirements: Extensive C#, .NET development experience (5+ years) Strong experience developing highly scalable, low-latency applications Good hands on development experience with cloud based, microservice architecture (Docker, Kubernetes) Extensive experience with TDD and Event Driven Development. Independent self starter, confident with taking … Remote: Perm Role Salary: £85,000 - £110,000 Harrington Starr has partnered with an innovative start up FinTech who specialise in providing market access and data from their ultra low-latency platform to financial service firms, leading exchanges and single dealers across digital assets, FIX and more. They are looking to hire a Senior C#, .NET Engineer with 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 ❯

design, implementation, maintenance and testing of a state-of-the-art Equities position keeping system. Your Skills & Experience: Strong professional core Java development, Stong Unix, Messaging services and law latency experience. Experience with messaging services such as TIBCO RV/EMS, JMS, AMPS, and Apache Kafka is essential Proven experience in Unix, multi-threaded, large scale, fault-tolerant systems. … Confluence. Familiarity with front-end tools like Java AWT and Google Web Toolkit. Solid understanding of object-oriented design principles and Java garbage collection, with a focus on concurrent low latency I/O is essential. Can demonstrate ability to work in a multi-faceted role (development, testing, support analysis, release co-ordination) Excellent interpersonal skills and integrity … in the financial industry is a plus, but a strong eagerness to learn is just as valuable! What You'll Do: Implement new functionalities in a distributed, high-volume, low-latency, multi-threaded event processing platform using core Java technologies within a Linux/Unix environment. Engage in all aspects of the development lifecycle: from requirements discussions and More ❯

trading strategy and technology, ensuring systems operate with maximum efficiency and reliability. This position combines technical problem-solving with financial markets knowledge in a dynamic environment. Key Responsibilities Support Low- Latency trading applications and market data systems Monitor system health and resolve incidents before they impact trading operations Investigate complex data anomalies using both automated tools and manual More ❯

data (trades, positions, market data, reference data) Understanding of regulatory reporting processes Proven ability to work directly with demanding front office stakeholders Experience with real-time data feeds and low-latency requirements Preferred Skills Databricks experience Capital markets knowledge (equities, fixed income, derivatives) Experience with financial data vendors (Bloomberg, Reuters, MarkIt) Cloud platforms (Azure preferred) and orchestration tools More ❯

and futures markets using C++. Quantitative Model Implementation: Collaborate with quantitative researchers to translate mathematical models into robust, efficient, and scalable code. System Performance Optimization: Ensure high performance and low latency of trading systems through rigorous optimization and testing of C++ code. Backtesting and Simulation: Develop tools and frameworks for backtesting trading strategies and running simulations to validate More ❯

a Service (IaaS) platforms. Experienced in developing and delivering production applications focusing on outstanding user experience. Familiarity with DevOps practices in a global setting. Familiarity with Golang. Experience building low-latency micro-services using Node.js and Express. Experience building large-scale applications for production. Blockchain experience is a plus, but not required (we will train you!) 3+ years 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 ❯

by the world’s biggest bookmakers to deliver real-time data, video content, and betting services across horse racing, greyhound racing, and other sporting events. We power high-integrity, low-latency systems that help our customers engage sports fans, drive revenues, and deliver world-class user experiences. Our people are at the heart of our success—innovators, engineers … Boot, React, and Agile methodologies within the Microsoft Azure ecosystem. Key Responsibilities Technical Leadership ● Act as the technical lead within the domain team. ● Collaborate with architects to produce detailed low-level designs. ● Guide developers and support Business Analysts/Product Owners in refining features. ● Lead by example with high coding standards and design practices. Software Development ● Design, build, and More ❯

/CD workflows, and orchestration frameworks for production-ready systems. Design and implement robust model deployment using platforms like TorchServe, TensorFlow Serving, or Triton for reliable inference delivery. Create low-latency, high-throughput inference systems with a focus on performance and scalability. Implement seamless deployment processes with A/B testing, canary releases, and rollback mechanisms to ensure More ❯

of financial technology within a high-performance, collaborative environment. The Role: We are seeking a talented QA Automation Engineer with a strong background in test automation for high throughput, low latency systems. You'll work closely with software developers, quants, and infrastructure teams to design and implement robust testing frameworks that ensure the stability and performance of trading More ❯

Expertise in identifying testing gaps, proposing enhancements, and fostering a culture of data quality and continuous improvement across teams. Familiarity with testing live video streaming solutions, focusing on performance, low latency, and seamless user experiences would be advantageous Our Tech Stack C Computer Vision: C+/20, Qt, Boost, ZeroMQ, ElasticSearch. Web: Java, Node.js, RESTful APIs, JUnit. General 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 ❯