76 to 100 of 244 Low Latency Jobs in London

Rust Developer

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
love to analyse and tackle complex problems with elegant solutions You have exposure in multithreading, web protocol (e.g. websocket, RESTful), or high throughput/low latency design is a plus You have experience in mentoring and guiding team members ...

UI Lead

Hiring Organisation
Ascendion
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
coding, testing, and performance optimization. Integration: Ensure smooth integration with Java-based backend services and real-time data streams. Performance & Scalability: Optimize UI for low-latency, high-frequency trading environments. Innovation: Stay ahead of emerging technologies and propose improvements to enhance platform capabilities. Required Skills & Experience: Core Expertise ...

UI Lead

Hiring Organisation
Ascendion
Location
BR1, Bromley Town, Greater London, United Kingdom
Employment Type
Permanent, Contract
coding, testing, and performance optimization. Integration: Ensure smooth integration with Java-based backend services and real-time data streams. Performance & Scalability: Optimize UI for low-latency, high-frequency trading environments. Innovation: Stay ahead of emerging technologies and propose improvements to enhance platform capabilities. Required Skills & Experience: Core Expertise ...

Java Software Engineer (Tier 1 Investment Bank)

Hiring Organisation
Radley James
Location
City of London, London, United Kingdom
Join a Tier 1 Investment bank in their leading global FX trading platform as a Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable real-time transaction processing … Develop scalable backend systems to support high-frequency FX trading Collaborate with quants and traders to deliver platform enhancements Drive performance tuning and solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/ ...

Java Software Engineer (Tier 1 Investment Bank)

Hiring Organisation
Radley James
Location
London Area, United Kingdom
Join a Tier 1 Investment bank in their leading global FX trading platform as a Java Engineer, contributing to the backbone of ultra-low latency systems powering high-volume electronic trading. This role focuses on building high-performance, globally distributed Java services that enable real-time transaction processing … Develop scalable backend systems to support high-frequency FX trading Collaborate with quants and traders to deliver platform enhancements Drive performance tuning and solve low-level technical bottlenecks Maintain high standards in testing, documentation, and code quality Tech Stack & Skills: Strong proficiency in core Java Exposure to JavaScript/ ...

DevOps Engineer Quantitative Systems

Hiring Organisation
Morgan McKinley
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
quantitative, trading, or data-driven environments is highly desirable Ability to work in a fast-paced, technical environment Nice to Have: Experience supporting low-latency or high-performance systems Familiarity with containers (Docker, Kubernetes) Understanding of financial markets or quantitative workflows What We Offer: Salary ...

Java Engineer - Up to £170,000 + Bonus + Package

Hiring Organisation
Hunter Bond
Location
Greater London, England, United Kingdom
+ Bonus + Comprehensive Benefits 🔍 The Role Join a leading FinTech as a Java Engineer and help build their next-generation, low-latency trading platform . This is a hands-on role in a high-performance, real-time environment where every millisecond matters. Collaborate with top-tier engineers ...

Junior Software Developer Rust - HFT

Hiring Organisation
Client Server
Location
London, UK
Employment Type
Full-time
Oxbridge, Russel Group You have backend OOP, multithreaded software engineering experience You have Rust development experience You have experience of working on high throughput, low latency systems You are collaborative and pragmatic with great communication skills, keen to learn and progress What ...

SRE Engineer Java JVM - Fintech

Hiring Organisation
Client Server
Location
London, England, United Kingdom
great but any tools is fine) You have a good working knowledge of OpenTelemetry and distributed tracing concepts You have experience in similar low latency production environments, improving system reliability and performance at scale You have a good knowledge of CI/CD and DevOps practices ...

Agentic Developer - Building guardrails for autonomous AI

Hiring Organisation
governr
Location
London, UK
Employment Type
Full-time
Security/threat modelling expertise: Understanding of adversarial AI, prompt injection, or system security • Real-time systems experience: Trading systems, fraud detection, or other low-latency critical infrastructure • Open source contributions in relevant domains (AI frameworks, monitoring tools, security infrastructure) Bonus Points (Nice to Have) • Understanding of regulatory ...

Senior Data Engineer

Hiring Organisation
Retelligence
Location
N5, Highbury, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£475 - £550/day
models for querying and analytics use cases. Develop fault-tolerant, highly available data ingestion and processing pipelines. Continuously monitor and improve pipeline performance for low-latency and high-throughput operations. Ensure data quality, integrity, and security across all systems. Implement effective monitoring, logging, and alerting mechanisms. About ...

Senior Exchange Connectivity Engineer | Crypto

Hiring Organisation
Selby Jennings
Location
London Area, United Kingdom
Senior Exchange Connectivity Engineer to join their London office. This role sits at the heart of their trading infrastructure, focusing on ultra-reliable, low-latency integrations with major crypto exchanges. Key Responsibilities Design and implement exchange connectivity modules (REST, WebSocket, FIX, proprietary APIs). Optimize order entry, market ...

Senior Exchange Connectivity Engineer | Crypto

Hiring Organisation
Selby Jennings
Location
City of London, London, United Kingdom
Senior Exchange Connectivity Engineer to join their London office. This role sits at the heart of their trading infrastructure, focusing on ultra-reliable, low-latency integrations with major crypto exchanges. Key Responsibilities Design and implement exchange connectivity modules (REST, WebSocket, FIX, proprietary APIs). Optimize order entry, market ...

Quantitative Trader

Hiring Organisation
Axon Labs
Location
Greater London, England, United Kingdom
real-time time-series prediction and feature engineering. Ability to write clean, reliable, performance-oriented code from prototype to production. Proficiency in C++ for low-latency execution and optimisation . 🧠 Attributes Clear communicator with strong analytical rigour. End-to-end builder who enjoys taking ideas ...

Site Reliability Engineer

Hiring Organisation
Autonomai Recruitment
Location
London Area, United Kingdom
leadership role focused equally on technical depth, strategic decision-making, and driving platform SRE excellence. Key Responsibilities Lead SRE practices for Linux platforms powering low-latency, high-throughput trading workloads. Architect, optimize, and tune Linux for performance, resilience, and minimal latency. Drive incident response, root cause analysis ...

Site Reliability Engineer

Hiring Organisation
Autonomai Recruitment
Location
City of London, London, United Kingdom
leadership role focused equally on technical depth, strategic decision-making, and driving platform SRE excellence. Key Responsibilities Lead SRE practices for Linux platforms powering low-latency, high-throughput trading workloads. Architect, optimize, and tune Linux for performance, resilience, and minimal latency. Drive incident response, root cause analysis ...

C++ Software Engineer - Up to £190k + Bonus

Hiring Organisation
Hunter Bond
Location
London Area, United Kingdom
Bonus Salary: Up to £190k + Bonus Location: London (Hybrid) Skills: Language agnostic, just need to be a keen technologist (Ideally experienced in C low level languages) This firm is an elite company with high tech standards who have previously set tech world records. They are made … work for functional programming; either pre-existing languages (such as Rust and Erlang), or purpose-built languages similar to OCaml • Building out low latency infrastructure and tweaking research models What else is in it for you? • Software Engineers are treated as the company's #1 asset • Low ...

C++ Software Engineer - Up to £190k + Bonus

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
Bonus Salary: Up to £190k + Bonus Location: London (Hybrid) Skills: Language agnostic, just need to be a keen technologist (Ideally experienced in C low level languages) This firm is an elite company with high tech standards who have previously set tech world records. They are made … work for functional programming; either pre-existing languages (such as Rust and Erlang), or purpose-built languages similar to OCaml • Building out low latency infrastructure and tweaking research models What else is in it for you? • Software Engineers are treated as the company's #1 asset • Low ...

AI Engineer

Hiring Organisation
E.ON
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
taste of what you'll be doing Design, build, and maintain the highly reliable Model Serving Layer (Gateways, load balancing, caching, throttling) for low-latency access to LLMs and other generative models. Engineer and maintain production-ready Vector Database and Retrieval-Augmented Generation (RAG) infrastructure, including high-throughput … enforced across all model inputs and outputs Build and maintain the centralised logging, monitoring, and observability stack to track crucial GenAI metrics (hallucination rate, latency, token usage, and drift detection). Ensure the platform and RAG data handling adheres to strict compliance and data privacy regulations (e.g., GDPR) through ...

Reliability Engineer

Hiring Organisation
City Elite Transaction Services Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £130,000 per annum
Administer Solace appliances/brokers (on-prem & cloud) Production support, incident response, root cause analysis System monitoring, capacity planning, performance tuning WAN optimization for low-latency messaging Automation and documentation ...

Agile Project Manager

Hiring Organisation
Alexander Ash Consulting
Location
City of London, London, United Kingdom
Hands-on experience with Jira, Confluence, or similar tooling Experience in financial services, banking, or large-scale core/migration programmes Exposure to low-latency or mission-critical platforms Scrum Master/Agile certification (CSM or equivalent ...

Agile Project Manager

Hiring Organisation
Alexander Ash Consulting
Location
London Area, United Kingdom
Hands-on experience with Jira, Confluence, or similar tooling Experience in financial services, banking, or large-scale core/migration programmes Exposure to low-latency or mission-critical platforms Scrum Master/Agile certification (CSM or equivalent ...

React Developer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£130000 - £150000/annum
risk management in a fast paced etrading environment. Key responsibilities: Collaborate with UX designers, backend engineers and traders to translate requirements into intuative, low latency interfaces. Develop and maintain complex front end features using React, Typscript, and modern state management (eg Redux Zustand). Build reusable UI components ...

Software Engineer

Hiring Organisation
Block MB
Location
City of London, London, United Kingdom
What you’ll do Architect the full platform stack (Python, TypeScript, Golang) handling trading engine, pricing models, hedging mechanisms and marketplace functionality. Build scalable, low-latency systems for real-time order matching, risk management and market data distribution. Design resilient infrastructure that can handle massive compute trading volumes ...

Software Engineer

Hiring Organisation
Block MB
Location
London Area, United Kingdom
What you’ll do Architect the full platform stack (Python, TypeScript, Golang) handling trading engine, pricing models, hedging mechanisms and marketplace functionality. Build scalable, low-latency systems for real-time order matching, risk management and market data distribution. Design resilient infrastructure that can handle massive compute trading volumes ...