Low Latency Jobs in Central London

26 to 50 of 141 Low Latency Jobs in Central London

Reliability Engineer

City of London, London, United Kingdom
BGC Group
incidents, including root cause analysis and resolution. Monitor system performance and health using Prometheus and Grafana ; proactively identify and address anomalies. Configure and optimize Solace across WAN environments , ensuring low-latency, secure, and reliable messaging. Collaborate with development and application support teams to troubleshoot message flow issues and integration problems. Perform capacity planning , scaling, and tuning of Solace … experience administering Solace PubSub+ messaging systems. Strong background in production support , preferably in a 24x7 enterprise environment. Experience working with distributed systems over WAN , with an understanding of networking, latency, and failover strategies. Solid experience with Prometheus and Grafana for system monitoring and alerting. Proficiency in troubleshooting message delivery, persistence, and topic routing. Experience with capacity management , performance tuning … pipelines. Knowledge of cloud environments (AWS, Azure, GCP) and cloud-native Solace deployments. Why Join Us? Join a multi-discipline team, delivering advanced Messaging APIs, developing tools, administering , supporting low latency, high throughput messaging system for prices, orders, trades, and mission critical applications. Exciting opportunity to work with a wide array of technologies. Chance to further develop your More ❯
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Systems/Infra/Platform Engineer - HFT/Quant Trading Systems (Rust/C++)

City of London, London, United Kingdom
Hybrid/Remote Options
Batonics AB
AI agents for leading funds and institutions across Asia, the U.S., and Europe. Our products deliver advanced market-microstructure analytics, backtesting, portfolio and risk tools, and formal verification for low-latency systems merging high-performance computing, AI, and frontier quantitative research. We have been almost doubling revenue every quarter, and need help on this exponential journey. We’re … chat. Decision. Any of the below is a plus but not neccessary: High-performance database systems & transactional correctness (isolation/serializability) Real-time data pipelines & market-data processing (ultra-low latency, burst tolerance) Performance/latency optimization to sub-millisecond: CPU cache/NUMA, SIMD, vectorization, I/O tuning Concurrency & memory models: lock-free/atomics More ❯
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Linux Engineer - Kubernetes

City Of London, England, United Kingdom
Harrington Starr
with bold investments in modern technology. With a strong in-house development culture and agile delivery mindset, the business is pushing boundaries in AI, machine learning, and high-performance, low-latency trading infrastructure. The 300-person technology team operates in a Scrumban framework and covers Cloud, DevOps, Cybersecurity, Software Engineering and more. In this Kubernetes-focused role, you … ll help build and scale a bare-metal HPC platform for a broad spectrum of use cases – from latency-sensitive trading to big data and analytics – with the opportunity to expand into cloud where appropriate. What you’ll do: Design and manage highly available Kubernetes clusters across multiple datacentres Collaborate with Linux, infrastructure, and SOC/CERT teams to … secure and optimise bare-metal environments Support mission-critical workloads including low-latency trading systems, leveraging tools like Calico, OPA/Gatekeeper, and Kyverno for policy enforcement and security Replace legacy networking infrastructure with a Kubernetes-first architecture, treating pods as first-class citizens in a highly available, BGP-based leaf/spine fabric Lead systems administration on More ❯
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Sr. Java Developer

City of London, London, United Kingdom
Solytics Partners
Contract Type: Inside IR35 Duration: 6 months to 12 months (possibility of extension) Job Overview: We are looking for a Java Engineer to join a high-performing team building low-latency, mission-critical applications. This is a contract role offering the opportunity to work on real-time, high-throughput systems within a fast-paced and innovative trading environment. … expert in reactive Java programming , multithreading, and clean software design, with the mindset to thrive in high-pressure, performance-driven teams. Roles and Responsibilities: Develop and maintain high-performance, low-latency Java-based systems for front office trading or pricing platforms. Build reactive systems using Kafka Streams , Akka , Eclipse Vert.x , or Apache Flink . Utilize multithreading , concurrency models More ❯
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C++ Developer

City of London, London, United Kingdom
Computappoint
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. Services offered by Computappoint More ❯
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Senior Software Engineer

City of London, London, United Kingdom
Reelables
for millions of smart labels worldwide! This isn't just back-end development – you're building the mission-critical application layer that handles massive IoT data streams, ensures millisecond latency for global supply chains, and scales seamlessly as we grow from millions to billions of tracking events. Think API performance and data processing efficiency meets cutting-edge innovation. You … ll be designing highly performant and distributed services that ingest and process location and temperature data from every corner of the globe, building robust, low-latency APIs that power logistics decisions worth millions of dollars, and creating the rock-solid, secure logic that our entire product ecosystem depends on. Who we are Reelables is a rapidly scaling tech … performance testing. Implement advanced security best practices within the application code and API gateways for handling sensitive logistics and tracking data. Optimize service performance and database queries to achieve low-latency responses under peak loads during high-traffic periods (think Black Friday logistics!). Drive application-level error handling, retry logic, and resiliency patterns across the microservices landscape. More ❯
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KDB Developer

City of London, London, United Kingdom
Hybrid/Remote Options
Airswift
to build and optimise a high-performance kdb+ data platform supporting algorithmic and market data analytics. Key Responsibilities: Design and implement scalable kdb+ solutions for global trading teams. Develop low-latency systems for market data capture and analytics. Collaborate with quant teams, business sponsors, and tech stakeholders. Contribute to the technical direction of the kdb+ product suite. Translate … kdb+/q and large-scale system design. Strong grasp of computer science fundamentals and modern development practices. Unix/Linux development experience. Core Java development skills. Expertise in low-latency systems and tick data capture. Nice-to-Have: Familiarity with market data and algorithmic trading environments. Experience with financial instruments such as Equities, Futures, Options, and FX. More ❯
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KDB Developer

City of London, London, United Kingdom
Vallum Associates
Key responsibilities · Develop and implement solutions for a core kdb+ data platform used by global trading teams. · Build and maintain high-performance, high-volume, low-latency systems, from market data capture to user analytics. · Collaborate with global business sponsors, quant trading teams, and technology teams to deliver projects. · Contribute to the design and technical direction of the kdb+ … of computer science fundamentals and modern software development practices. · Experience with development in a Unix and/or Linux environment. · Core Java development experience is often required. · Experience with low-latency systems development and tick data capture. · Knowledge of market data and algorithmic trading data is highly beneficial. · Experience with various financial products like Equities, Futures, Options, and More ❯
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Software Engineer

City of London, London, United Kingdom
Zenith Search
and ship fast. What you’ll build: Pre-trade analytics (liquidity/pricing/scenario/what-if) and risk calculation services used in real time on the desk. Low-latency data services and streaming APIs (WebSockets/gRPC etc.) for live market and risk data. High-performance trader-facing UIs: time series views, blotters, RFQ/axe … a top-ranked university). Nice to have (not required) Fixed income/macro/FX/electronic trading/risk experience. Background in real-time, data-intensive, or low-latency environments. If you’re impact-led, comfortable owning production software that sits next to real money, and want to work where engineering output is directly tied to More ❯
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Trading Software Engineer

City of London, London, United Kingdom
Quant Capital
This role sits in a highly autonomous engineering team building performance-critical trading systems that power both OTC and exchange-based strategies across global markets. You’ll work on latency-optimised infrastructure designed for scale, precision and adaptability. This is a role that suits those who have been working on high performance systems at the very highest level. The … and real-time controls. You'll work directly with researchers and analysts, deploying models into production and designing architecture that balances performance and flexibility. Key Responsibilities Build and maintain low-latency trading platforms across asset classes Design pricing and risk logic, market data processing, and order handling Optimise data flow and system throughput under real-time constraints Implement … competitive programmer. Advanced experience in Kotlin or Java (Other languages considered C#/F#/C++) Deep familiarity with Linux environments and system-level APIs Experience with high-throughput, low-latency systems Ability to work independently and review code for correctness and clarity Finance experience not required, but curiosity helps Why Apply High-impact team with wide scope More ❯
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Senior Software Engineer

City of London, London, United Kingdom
Paritas Recruitment
a skilled eFX Software Engineer to join their electronic trading team in London. Acting a Senior within the team, this role offers the chance to work on cutting-edge, low-latency FX trading platforms that support global markets, while shaping innovative solutions in a collaborative environment. We are looking for individuals who eFX trading low latency More ❯
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Graduate Software Engineer

City, London, United Kingdom
Platform Recruitment
projects to join a high-performance team with a culture of knowledge sharing and collective growth. The business are well reputed for growing graduates internally, and for providing ultra-low-latency solutions using C++. The role: Write high-performance C++ code. Low-latency networking. Work on live projects from day one with a team to support … or related degree Must have a GitHub/extensive examples of personal programming projects (C/C++ preferred) Genuine interest in technology! You will stand out if you have low-level personal projects (e.g., compilers, networks, OS ) You will not be considered if you do not have a portfolio/code examples to share If you are interested learning More ❯
Employment Type: Permanent
Salary: GBP 40,000 - 60,000 Annual
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DevOps Engineer

City of London, London, United Kingdom
Hybrid/Remote Options
AAA Global
SENIOR CLOUD AND DEVOPS ENGINEER – ULTRA LOW LATENCY HIGH FREQUENCY TRADING CRYPTO Base salary: USD [150’000 - 200’000] p.a. Participation in the core team bonus pool (20% of net P&L) Full time 100% Remote - European time zone Start Date: As soon as possible COMPANY DESCRIPTION We are an innovative and fast-paced proprietary trading firm specializing … manage a highly resilient AWS-based infrastructure to support high-frequency trading (HFT) strategies. Enhance Performance: Collaborate with developers and traders to identify and resolve performance bottlenecks, ensuring optimal low-latency trading in a fast-paced environment. Drive Automation: Create automation scripts and tools to streamline infrastructure management and operational processes, reducing manual intervention. Fortify Security: Implement and … in the cryptocurrency sector. Experience working at AWS or Binance is a plus. Performance Optimization: Proficient in optimizing system performance across hardware, software, system, and network levels to reduce latency and enhance throughput. Cloud Mastery: Extensive expertise with AWS is essential, with insider knowledge preferred. Familiarity with additional cloud platforms is a plus. A strong understanding of load balancing More ❯
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Senior Software Engineer

City of London, London, United Kingdom
Barrington James
between cutting-edge quantum computing hardware and data centre infrastructure. You will be partnering closely with hardware engineers and physicists to design and implement cutting edge solutions for scalable, low latency systems that enable real-time quantum-classical integrations. If you are an expert in low level programming, hardware software integration and high-performance systems to develop … quantum control systems, classical compute orchestrations, and high-throughput data pipelines. Key Responsibilities Design, develop, and optimize software in C++ and/or Rust for quantum control systems. Develop low-latency interfaces between quantum hardware and classical compute. Collaborate with hardware teams to integrate software with FPGAs and high-speed digital electronics. Develop and maintain firmware and drivers … for custom hardware platforms. Analyse and optimize system performance, including latency, throughput, and resource utilization. Participate in system architecture design and contribute to technical decision-making. Furthermore, you will conduct code reviews, mentor junior engineers, and promote best practices in software development. Collaborate with cross-functional teams including physicists and engineers to ensure seamless integration of hardware and software More ❯
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Senior Software Engineer

City of London, London, United Kingdom
Albert Bow
London (Hybrid) | Up to £100k Albert Bow has partnered with a fast-growing global fintech platform transforming how institutional clients access digital assets. The team is building high-performance, low-latency trading systems at the forefront of financial services. The Role: Join a dedicated, high-performing engineering team to build and maintain Order Management Systems, exchange gateways, and … teams to improve system reliability and efficiency Contribute to architecture and system design in a fast-paced environment What You’ll Bring: Strong Python and SQL experience Experience with low-latency, high-throughput systems (trading, fintech, or real-time applications) Familiarity with multithreading, network programming, and performance optimization Understanding of algorithms, data structures, and distributed systems Experience in More ❯
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Senior Backend Engineer - Systmes Design - Golang

City of London, London, United Kingdom
Hybrid/Remote Options
Ventula Consulting Limited
carriers to turn their network data into a real-time defense against global fraud. Key Responsibilities Telco Integration & Architecture Own and build the Security Signal Ingestion path, the secure, low-latency, and out-of-band data channel connecting to our founding members' network API gateways. Architect and implement a carrier-agnostic, vendor-agnostic connector layer to consume RESTful … validate and integrate real-time signals from at least two telco partners, culminating in a Go/No-Go demo. Ensure all network API integrations meet the stringent P99 latency budgets (e.g., < 150ms) required to support our sub-500ms Time-to-Trust product goal. Collaborate with the platform team to build a parallel development path using mocked data to … high-performance, distributed systems in production. Required Technical Skills A minimum of 5 years of production experience with C++ or Go (Golang). Strong, demonstrable experiefnce with real-time, low-latency data processing. You obsess over milliseconds and understand the trade-offs. Proficiency with cloud platforms (AWS, GCP, or Azure) and containerization technologies (Kubernetes, Docker). Deep understanding More ❯
Employment Type: Permanent, Work From Home
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Senior Backend Engineer (Telco Integration Lead) Golang

City of London, London, United Kingdom
Hybrid/Remote Options
Ventula Consulting Limited
carriers to turn their network data into a real-time defense against global fraud. Key Responsibilities Telco Integration & Architecture ? Own and build the Security Signal Ingestion path, the secure, low-latency, and out-of-band data channel connecting to our founding members' network API gateways. ? Architect and implement a carrier-agnostic, vendor-agnostic connector layer to consume RESTful … validate and integrate real-time signals from at least two telco partners, culminating in a Go/No-Go demo. ? Ensure all network API integrations meet the stringent P99 latency budgets (e.g., < 150ms) required to support our sub-500ms Time-to-Trust product goal. ? Collaborate with the platform team to build a parallel development path using mocked data to … production experience with Go (Golang). Experience in other languages (e.g., Python, Node.js) is valued, but will not replace this core Go requirement. ? Strong, demonstrable experiefnce with real-time, low-latency data processing. You obsess over milliseconds and understand the trade-offs. ? Proficiency with cloud platforms (AWS, GCP, or Azure) and containerization technologies (Kubernetes, Docker). ? Deep understanding More ❯
Employment Type: Permanent, Work From Home
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Trade Support Engineer

City of London, London, United Kingdom
Bonhill Partners
key part in ensuring system stability, operational excellence, and seamless trade execution across global markets. Key Responsibilities Provide real-time support for trading platforms, ensuring uptime, data integrity, and low-latency performance. Monitor, troubleshoot, and tune Linux-based production environments, identifying and resolving issues to maintain optimal system performance. Manage and validate market data feeds to guarantee timely … Pandas, NumPy). Advanced SQL experience (PostgreSQL or similar) working with large, real-time datasets. Proven Linux system administration experience, including shell scripting, process monitoring, and performance optimization in low-latency or real-time trading environments. Solid understanding of market data sources (Bloomberg, Refinitiv/Reuters, ICE, etc.). Prior exposure to electronic trading, execution platforms, or market More ❯
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Software Engineer C++

City of London, London, United Kingdom
Ncounter LTD
an exceptional C++ Software Engineer to build and evolve high-performance order gateway systems used in fast-moving fixed income markets. This is a hands-on role developing ultra-low-latency services that handle order validation, routing and exchange connectivity - the backbone of real-time trading. Youll join a collaborative team of developers, quants and platform engineers, working …/3rd line application support, analysing production telemetry and driving improvements Core Skills & Experience: Strong proficiency in modern C++ (C++17 or later) and STL Deep understanding of multi-threading, low-latency optimisation and Linux systems Experience working on high-frequency or real-time systems (financial or otherwise) Familiarity with network programming, serialization and distributed architectures Strong analytical and More ❯
Employment Type: Permanent
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ION Developer

City of London, London, United Kingdom
Airswift
Platform – Contract We are seeking a seasoned Java Developer with deep expertise in trading platforms and specifically outstanding knowledge of the ION ecosystem. The role involves building and supporting low-latency, multi-threaded systems for Rates and Credit markets. Key Responsibilities: Develop and maintain trading applications using Java and Spring Framework. Integrate and support ION MarketView, XTP, Fidessa … and Treasury Suite platforms. Collaborate with global teams in Agile environments. Implement RESTful APIs and cloud-native solutions. Required Skills: 10+ years Java development experience. Strong multi-threading and low-latency programming. Deep understanding of financial instruments (Rates, Credit, Derivatives). Proven experience with ION platforms and FIX protocol. Familiarity with functional programming and SOLID principles. More ❯
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Java Software Engineer

City of London, London, United Kingdom
Hybrid/Remote Options
Oliver Bernard
We’re working with a leading brokerage seeking a talented Java Engineer to join their high-performing technology team. This is an exciting opportunity to work on high-throughput, low-latency trading systems, where performance and reliability are paramount. The Role: You’ll play a key role in designing, developing, and optimising core trading and risk systems. The … system performance. Tech Stack & Skills: Strong core Java (Java 8+), with proven experience in multithreading and concurrency Solid understanding of data structures, algorithms, and object-oriented design Experience in low-latency or high-performance systems (finance or similar domains a plus) Familiarity with messaging frameworks (e.g. Kafka, JMS, ZeroMQ) desirable What’s on Offer: Salary £120k-£130k + More ❯
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Electronic Trading Java Developer

City of London, London, United Kingdom
Sterlings
various framework-related items and is embarking on the design and build of new Sequencer Architecture. The underlying platform has been built on Java with next-generation, ground-breaking low latency and high throughput at the heart of the application. The team have great relationships with the business, and naturally, the position entails working in close collaboration with … consists of approximately 12 members, including BA’s, QA’s, and developers, although you'll be partnering with a wider global team as well. Key Requirements: Core Java experience - Low Latency E-Trading/Algo trading functional and technical knowledge Tech or project leadership experience More ❯
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Associate Director - C++ Quant Dev, Equities

City of London, London, United Kingdom
Hybrid/Remote Options
Ingenii Search Ltd
A newly created position has arisen for a Low Latency C++ Software Developer to join the Equities Trading desk to work on key trading systems during trading hours. This is a leading bank in the City that is expanding and the role has arisen out of growth. Some of the duties within this role will include but are … test technology used in trading. Participate in DevOps (continuous integration pipeline, code quality tools, release methodologies) They are looking for someone who has solid experience of building high performing, low-latency systems on Linux platform, is an SME with C++ programming and the ability to script in other languages such as Python. In return they are offering an … excellent remuneration package, plus huge bonus potential, a hybrid working model, low staff turnover, inclusive culture and excellent career progression and development opportunities. Please apply to find out more about this exciting opportunity More ❯
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DevOps Engineer

City of London, London, United Kingdom
Tribus
runtime systems used by trading and quant teams Automating everything - from developer tooling to monitoring and data pipelines Collaborating directly with traders, quants, and developers in a fast-paced, low-latency environment What we’re looking for: 5+ years’ experience in DevOps, Systems, or Platform Engineering Deep knowledge of Linux, Python, and shell scripting Proven experience with Kubernetes … observability tooling, and CI/CD frameworks Strong grasp of distributed systems and performance tuning Trading, Crypto or Hedge Fund Experience Experience working in low-latency, high-frequency trading environments Why join: Work on high-impact systems that directly influence trading outcomes Collaborative, flat structure — your ideas actually get implemented Competitive compensation + discretionary bonus Relocation & visa support More ❯
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Site Reliability & Infrastructure Engineer | Digital Asset Trading Innovator

City of London, London, United Kingdom
Hybrid/Remote Options
Techfellow Limited
systems to on-prem deployments. The team is expanding to meet new strategic demands, including increased automation, enhanced observability, and the rollout of new colocation environments to support lower-latency trading. It’s a technically hands-on position that blends architecture, build, and operational ownership, suited to an engineer with curiosity, precision, and a drive to constantly improve how … improving resilience, performance, and visibility Develop tools and scripts in Python or Go to automate monitoring, configuration, and incident response workflows Contribute to on-prem colocation expansion projects, introducing low-latency engineering practices into the infrastructure Optimise Linux systems for performance and reliability, including kernel tuning and networking configuration Partner with development and platform teams to embed SRE … building or maintaining CI/CD pipelines and GitOps workflows A proactive, analytical mindset - eager to explore, ask the right questions, and challenge the status quo (Preferred) Exposure to low-latency systems, colocation deployments, or real-time trading platforms ... More ❯
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Low Latency
Central London
10th Percentile
£85,000
25th Percentile
£103,813
Median
£121,000
75th Percentile
£145,000
90th Percentile
£172,500