26 to 50 of 58 Low Latency Jobs in the City of London

Global Banking & Markets - Software Engineer- Credit Engineering - Vice President - London

Location
City Of London, England, United Kingdom
ideas. Solve the most challenging and pressing engineering problems for our clients. Join our engineering teams that build massively scalable software and systems, architect low latency infrastructure solutions, proactively guard against cyber threats, and leverage machine learning alongside financial engineering to continuously turn data into action. Create ...

Principal Engineer I — Prepurchase Platform

Location
City Of London, England, United Kingdom
introducenew technologiesthat improve performance, reliability, or engineering velocity. WHAT YOU NEED TO KNOW (or TECHNICAL SKILLS) Proven ability to reasonaboutdistributed systemstradeoffs- scalability, consistency, availability, latency and make defensible design decisions under real constraints. This is the core bar for this role. Proven experience writing production code and building high … architecture - Kafka Streams, Apache Flink, or equivalent - including stateful streaming, topology design, and managing local state stores (e.g.RocksDB) at scale. Proventrack recordbuilding high-throughput, low-latency systems where tail latency, backpressure, and memory pressure are first-class design concerns. Strong command ofgRPC(including streaming RPC) and binary ...

Senior Engineer - LMEsmart

Location
City Of London, England, United Kingdom
cloud (e.g., AWS) and IaC (e.g., CloudFormation) Skills set and Core Competencies Required for Role: Highly proficient in Java; able to build high-throughput, low-latency services. Understanding of containers and Kubernetes; ability to implement complex network topologies in cloud like environments. Ability to scale applications to handle ...

Senior C++ Engineer – Trading

Location
City Of London, England, United Kingdom
global scale, the business develops cutting-edge trading platforms that support high-performance derivatives trading across international markets. You’ll be responsible for: Developing low-latency exchange connectivity using native exchange APIs and protocols including FIX, WebSockets and HTTP. Building and enhancing high-performance trading algorithms alongside traders ...

Senior Software Engineer, C/FICCO Data

Location
City Of London, England, United Kingdom
financial markets, especially in delta one, store of value, and/or FICC options trading Experience with Linux-based, concurrent, high-throughput, low-latency software systems Experience with pipeline orchestration frameworks (e.g. Airflow, Dagster) Experience with streaming platforms (e.g. Kafka), data lake platforms (e.g. Delta Lake, Apache Iceberg ...

Senior Software Developer

Hiring Organisation
Spectrum IT Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
developing multi-threaded and concurrent applications Understanding of asynchronous programming and parallel processing Experience with TCP/IP, UDP or network programming Experience building low-latency or high-throughput applications Experience working with Git or other distributed version control systems Strong understanding of Windows development technologies Experience with ...

Backend Software Engineer

Location
City Of London, England, United Kingdom
following Experience with PHP Experience with Kafka, RabbitMQ or other messaging technologies Experience with event-driven architectures Experience of real-time, low-latency transaction-based systems Knowledge of AWS, Docker and CI/CD practices Experience with PostgreSQL, MongoDB or BigQuery Exposure to data platforms, ETL processes ...

C++ eRates Quant Developer

Location
City Of London, England, United Kingdom
C++17, C++20, modern C++, quantitative developer, strat, electronic trading, systematic market making, trading strategies, pricing models, market making, quoting, hedging, execution algorithms, algorithmic trading, low latency, front office, fixed income, rates, SOFR, EURIBOR, SONIA, EGB, US Treasuries, FX, equities, multithreading, Linux, pricing engine #J-18808-Ljbffr ...

Senior Engineer (Full-Stack)

Location
City Of London, England, United Kingdom
with AWS (AWS Lambda, AWS Fargate, Amazon API Gateway, AWS AppSync) Worked within an Agile Cross-functional delivery team. Developing well tested software into low latency event driven production environments. Full software development lifecycle in a technical role. Pub/Sub patterns with Messaging technologies (such as SOLACE ...

Development Engineer

Location
City Of London, England, United Kingdom
Overview In this role you will work with the Product team, Infrastructure team, and QA team, to produce high performance, low latency and highly reliable code. Your goal will be to develop software which handle large amount of TPS to drive a highly efficient technology used by several … drive to solve complex problems alongside a talented team. Desired Skills/Experience Familiarity with real-time or event-driven systems — any context where latency and throughput matter. Exposure to Boost libraries. Knowledge of capital markets protocols such as FIX or SBE. QuestDB or Dolt. Any open-source contributions ...

Software Engineer - London

Location
City Of London, England, United Kingdom
microservices using AWS-native services. Building out integration points for AI tools via Model Context Protocol (MCP) frameworks. Improving system performance, automated failovers, and low-latency client routing. Collaborating within an established engineering team to maintain operational standards. What We Are Looking For Solid software engineering background with ...

Trade Floor Operations - FICC

Location
City Of London, England, United Kingdom
production support for Fixed Income trading platforms (Rates, Credit, FX, Bonds, Derivatives). Monitor and maintain system health, ensuring high availability and low latency of critical trading applications. Support and enhance monitoring capabilities using ITRS Geneos, initially within FICC and expanding to other asset classes. Create monitoring capabilities ...

Senior Software Engineer - Customer Order

Location
City Of London, England, United Kingdom
across Payments, Pricing, and Fulfilment domains. Design and evolve GraphQL and REST APIs, ensuring consistency, performance, scalability, and an excellent developer experience. Build resilient, low-latency solutions using distributed databases, caching technologies, and modern architectural patterns. Collaborate closely with Product Managers, Engineers, Architects, and business stakeholders to solve ...

Senior Software Engineer C++

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Senior Software Engineer C++ (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Backend) This is a hybrid role, 3 days remote and 2 days in the office Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background, REC Solutions ...

C++ Developer - Front Office Trading

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
work primarily on the backend using C++17/C++20 on Linux, building and enhancing large, complex, data intensive systems. There is an element of low-latency development, but the role also involves solving challenging problems around high-volume data and performance at scale. This is a genuinely Front ...

Global Banking & Markets - London - Associate - Business Analyst

Location
City Of London, England, United Kingdom
with ideas. Solvethe most challenging and pressing engineering problems for our clients. Join our engineering teams that build massively scalable software and systems,architect low latency infrastructure solutions, proactively guard against cyber threats, and leverage machine learning alongside financial engineering tocontinuously turn data into action. Create new businesses ...

Senior Rapid Application Developer

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Application Developer Hybrid, 3 days a week in the office 2 days remote About the Company Senior Rapid Application Developer (Financial Services, FinTech, Trading, Low Latency, C++, Linux) My client is a leading, fast-growing exchange based in the City of London, operating at the cutting edge ...

Senior KDB+/q Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£349 - £465/day Negotiable
architecture, including Tickerplant, RDB, and HDB setups. Market Data: Proven experience capturing tick data, market data streams, and algorithmic order/execution data. Low-Latency Engineering: Strong background in scaling time-series databases and optimizing queries in Unix/Linux environments. L3 Support: Capable of providing technical coverage ...

Network Engineer

Location
City Of London, England, United Kingdom
seeking a capable Network Engineer to support, shape, optimise, and scale our infrastructure. You’ll join a small, expert Network team working across a low-latency trading network, cloud environments and on-premises systems—contributing to both strategic projects and hands‐on engineering. We are looking for someone ...

C++ Developer

Hiring Organisation
REC SOLUTIONS LIMITED
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 Annual
C++ Developer (Python, SQL, Linux, Trading, FinTech, Financial Technology, Low Latency, Back-end) This is a hybrid role, 3 days remote and 2 days in the office Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background, REC Solutions Limited ...

Machine Learning Researcher

Location
City Of London, England, United Kingdom
learning architectures for short-horizon forecasting and signal extraction. Collaborate with quant researchers and developers to integrate models into live trading environments. Optimise inference latency and robustness; ensure models behave safely under live market conditions. Continuously refine model quality through systematic backtesting, live evaluation, and monitoring. Hard Skills Requirements … trading, or quantitative research (not required). Publications, competition results (e.g., Kaggle, academic ML contests), or open-source contributions. Familiarity with C++, CUDA, or low-latency systems. Here is why you should join our dynamic team: Opportunity to work at one of the world's leading algorithmic trading ...

Backend Engineer – AWS CDK & Edge Platform (London)

Location
City Of London, England, United Kingdom
focuses on automated traffic routing, observability, and AI tool hosting. You will develop resilient backend microservices, enable AI tool integrations, and improve performance with low-latency client routing within an experienced #J-18808-Ljbffr ...

Scala Engineer

Location
City Of London, England, United Kingdom
will help design the future vision for these services, including consolidation and incremental re-architecting, with a focus on high-volume, high-availability and low-latency services. You will improve existing services while reducing maintenance overhead through simpler architectures and the appropriate use of managed services. You will ...

Product Manager – Sell-Side D2C (Dealer to Client) Fixed Income Trading

Location
City Of London, England, United Kingdom
major electronic trading venue protocols and specifications. Knowledge of market structure, electronic trading workflows, and regulatory requirements affecting fixed income markets. Technical understanding of low-latency or high-performance distributed systems. Experience working directly with trading desks, dealers, or institutional fixed income clients. If indicated, please note that ...

Scala Engineer

Location
City Of London, England, United Kingdom
Help define and deliver the future vision for attribute reputation services, driving simplification and consolidation where appropriate. Design and develop high-volume, high-availability, low-latency backend services. Enhance and optimise existing applications and services. Support incremental re-architecting initiatives to reduce technical complexity and improve maintainability. Develop ...