25 of 25 Low Latency Jobs in the South East

to join their front-office eFX Pricing & Platform Team . This is a hands-on leadership role where you'll work directly with Quants and Traders to engineer ultra-low-latency trading systems . You'll combine advanced Java engineering with strategic input into platform architecture, optimisation, and scalability -delivering business-critical solutions used daily in electronic trading. … What You'll Be Working On Designing and building low-latency, multi-threaded Java applications for market making and pricing. Developing and optimising pricing algorithms, order management, and execution logic . Engineering algo containers and ultra-low-latency applications using TCP/IP, UDP, and GC tuning. Driving automation, performance optimisation, scalability, and resilience across platforms. … across multiple feature teams. Partnering closely with front-office stakeholders to deliver impactful trading technology. What We're Looking For Deep expertise in Java with proven experience in ultra-low-latency, high-performance systems . Strong background in electronic trading (ideally eFX) with pricing engines, algos, or order management systems. Skilled in multi-threading, GC tuning, TCP/ More ❯

in designing and scaling advanced systems and algorithms that safeguard some of the most dynamic and complex markets in the world. This is a chance to build high-performance, low-latency, and cloud-native systems while tackling challenges in fraud detection, data engineering, and market integrity . What you'll do Design, implement, and optimise algorithms for detecting … cutting-edge tech including Java, Kafka, Spark, Kubernetes, Clickhouse, Snowflake, Redis . Collaborate with quants, data scientists, and compliance experts to improve surveillance strategies. Contribute to system architecture for low-latency monitoring and high-throughput processing . Continuously improve data quality, reliability, and query optimisation at scale. What we're looking for 5+ years' experience in software engineering … in financial markets, market surveillance, or large-scale data systems . Strong skills in Java (or similar: Kotlin, C#, C++) ; Python is a plus. Proven experience with real-time, low-latency systems and distributed data pipelines . Hands-on with Kafka, Spark, K8s, Clickhouse, Snowflake, and modern data architectures . Solid foundations in algorithms, system design, and optimisation More ❯

platform in Rust, and we're looking for exceptional Quant Developers to join the team. This is a chance to work on the systems that drive modern markets: ultra-low latency trading algorithms, front-office risk and execution systems, and integrations with leading DeFi venues. If you thrive in high-performance environments, want to solve some of the … in trading, and prefer a collaborative culture to the usual hedge fund politics, this is the seat you've been waiting for. What You'll Do Design and implement low-latency, high-frequency trading algorithms in Rust Build and optimise trading system components - from order book handling to execution pipelines Integrate real-time market data feeds from DeFi … building trading systems (HFT/systematic trading) Strong Rust skills (C++ accepted if you've shipped commercial Rust projects too) Deep knowledge of order books, order state machines, and low-latency architecture Background in crypto or traditional electronic markets Sharp maths and analytical ability, combined with curiosity and drive Why Join us? Impact: You'll be hands-on 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 ❯

systems analysis, design, and development. Comprehensive knowledge of designing and building server-side C++ applications, ideally on RedHat 7 or later. Proven experience of developing large scale mission critical, low latency or fault tolerant systems. Experience of software development methodologies and working in a structured environment. Knowledge of financial services, derivatives or trading in an exchange, sell-side … or front office environment would be highly beneficial. Experience of developing low-level, high performance systems. Familiarity with Service Orientated Architecture, concurrency models and threading, multicast messaging or FIX message protocols would be advantageous. Key Skills: C++, Red Hat Linux (ideally V7 or later), Low Latency/High Performance trading applications/platforms. To be considered, please More ❯

Sofware Engineer, on a long term contract, working for a major finance company, inside IR35 and fully remote. The key skills required for this Software Engineer role are below. Low latency FX Matching Java C++ (desirable) trading (desirable) SQL Gradle If you do have the relevant experience for this remote Software Engineer position, please do apply. More ❯

assets. This position offers the opportunity to play a key role in developing advanced trading systems from inception within a collaborative, research-driven environment. Responsibilities: Design, develop, and maintain low-latency, high-performance trading infrastructure with Rust at its core. Collaborate with quantitative researchers and traders to implement, test, and refine innovative trading strategies. Integrate market data, optimise … speak with experienced quantitative specialists across: Quantitative Development (QD) Quantitative Research (QR) Quantitative Trading (QT) Those with a proven track record in HFT environments, or deep expertise in ultra-low latency strategies, will be a strong fit. The firm seeks driven individuals who understand the importance of mathematical rigour, coding excellence, and real-time problem solving. If you More ❯

About you: You have strong backend OOP, multithreaded software engineering experience (e.g. C++, Java, Python) You have commercial Rust development experience You have experience of working on high throughput, low latency trading systems You achieved a 2.1 or above in Computer Science from a top tier university You are collaborative and pragmatic with great communication and stakeholder management More ❯

Grafana, Nagios, etc. Excellent problem-solving skills and attention to detail. Preferred/Desirable Experience Experience in the finance or cryptocurrency sectors. Experience with exchange connectors implementation. Familiarity with low latency systems and high-frequency trading environments. Right to work: This role will be based full time from ourLondonoffice. Only candidates who possess the right to work in More ❯

Grafana, Nagios, etc. Excellent problem-solving skills and attention to detail. Preferred/Desirable Experience Experience in the finance or cryptocurrency sectors. Experience with exchange connectors implementation. Familiarity with low latency systems and high-frequency trading environments. Right to work: This role will be based full time from ourLondonoffice. Only candidates who possess the right to work in More ❯

About you: You have strong backend OOP, multithreaded software engineering experience (e.g. C++, Java, Python) You have commercial Rust development experience You have experience of working on high throughput, low latency trading systems You achieved a 2.1 or above in Computer Science from a top tier university You are collaborative and pragmatic with great communication and stakeholder management More ❯

Join CMC Markets' Pricing and Risk team, where you’ll work on our low latency, high-frequency trading platform. You will use cutting-edge Java programming techniques so experience in this area is essential. As a Senior Developer, you’ll not only code but also take on key design responsibilities, shaping impactful projects. You'll mentor junior members More ❯

speak with experienced quantitative specialists across: Quantitative Development (QD) Quantitative Research (QR) Quantitative Trading (QT) Those with a proven track record in HFT environments, or deep expertise in ultra-low latency strategies, will be a strong fit. The firm seeks driven individuals who understand the importance of mathematical rigour, coding excellence, and real-time problem solving. Key Requirements More ❯

ELK, Prometheus, or Grafana for logging/monitoring. Knowledge of compliance frameworks (ISO 27001, GDPR, NIST SSDF, OWASP ASVS/SAMM). Background in building and operating high-throughput, low-latency services. Strong mentoring and technical leadership abilities. This role is ideal for a high-agency engineer who thrives on building and operating scalable backend systems in production More ❯

This is a key position which will play pivotal role in the development of the FX platform. Skills C++ stl boost FX FIX exchange connectivity Market Access architecture multithreading low latency Job Title: F++ Developer Location: London, UK Rate/Salary: 100000.00 - 140000.00 GBP Yearly Job Type: Permanent Trading as TEKsystems. Allegis Group Limited, Maxis 2, Western Road More ❯

This is a key position which will play pivotal role in the development of the FX platform. Skills C++ stl boost FX FIX exchange connectivity Market Access architecture multithreading low latency Job Title: F++ Developer Location: London, UK Rate/Salary: 100000.00 - 140000.00 GBP Yearly Job Type: Permanent Trading as TEKsystems. Allegis Group Limited, Maxis 2, Western Road More ❯

in addition to focusing on their own tasks. Strong prior experience within KDB Prior experience of KDB within a financial markets environment, ideally within Fixed income (including bonds). Low Latency experience would also be another massive plus Comfortable working in environment which has high-frequency of demands Interview process X2 technical interviews 1st interview technical individuals in More ❯

5+ years of coding experience in multi-cast messaging (Solace/RV) 5+ years of coding with relational DB (SQL Server, Sybase, Oracle) 5+ years of technical design of low latency trading application services 3+ years of build tools (Maven, Jenkins, Nexus) Coding with FIX protocol, ION API is a strong plus 5+ years of design and coding More ❯

secure REST APIs for functionalities such as SIP authentication, call control, and real-time data interactions. Real-Time Communication Integration: Implement and maintain robust SIP/TLS integrations, ensuring low latency and secure communications within a safety-critical environment. Data & State Management: Design and manage schemas in cloud databases, ensuring efficient data transactions and real-time state management. More ❯

secure REST APIs for functionalities such as SIP authentication, call control, and real-time data interactions. Real-Time Communication Integration: Implement and maintain robust SIP/TLS integrations, ensuring low latency and secure communications within a safety-critical environment. Data & State Management: Design and manage schemas in cloud databases, ensuring efficient data transactions and real-time state management. More ❯

secure REST APIs for functionalities such as SIP authentication, call control, and real-time data interactions. Real-Time Communication Integration: Implement and maintain robust SIP/TLS integrations, ensuring low latency and secure communications within a safety-critical environment. Data & State Management: Design and manage schemas in cloud databases, ensuring efficient data transactions and real-time state management. More ❯

The EQD stack is composed of several components, from importer to position management, from CC calculation to regulatory export, from distributed and resilient message transfer via MQ architecture to low latency messaging protocols like LQ2. The stack handles the highest volume of trades within GECD booking systems and prepares for even higher volumes in the years to come More ❯

with best practices in design methodology and Telco business processes (eTOM or ITIL), and have a solid understanding of the technologies within customer estates. Knowledge of High-Level Design, Low-Level Design, Bill of Materials, project costing, and proficiency in Microsoft Office, Visio, and AutoCAD are essential. What youll bring: Youll have experience with mission-critical, Black-Start compliant … low latency networks using SDH/PDH, MPLS/IP, fibre, microwave radio, and leased line products (e.g., Openreach EAD, OSA). Youll understand Layer 2 & 3 networks, WAN, LAN, and services design. Knowledge of fibre systems, electrical utility fibre deployment, and telecoms installation in substations is key. Youll also have experience designing DC power supply and battery More ❯

implement, & optimise transmission networks (SDH, DWDM, OTN, IP/MPLS) to support high-capacity voice & data services Plan & deliver transport solutions for access, aggregation, & core layers, ensuring scalability, redundancy, & low latency Perform network integration, acceptance testing, & troubleshooting across multi-vendor transmission & optical platforms Monitor, analyse, & optimise network performance using NMS/OSS tools to maintain SLA & QoS targets More ❯