26 to 50 of 227 Permanent Low Latency Jobs

Presales Engineer

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
United Kingdom
video processing and delivery systems are being replaced by more flexible, cloud-native platforms that can support modern requirements such as ad-supported streaming, low-latency live content, and hybrid deployment models. Our client’s platform is designed to support this transition across encoding, packaging and delivery workflows. … understanding of cloud environments such as AWS, Azure or GCP, alongside on-prem or hybrid deployments • Knowledge of video workflows (HEVC, H.264, SRT, ABR, low-latency). Knowledge of Bitrate streaming, HLS, MPEG-Dash, and Kubernetes. • Familiarity with technologies such as adaptive bitrate streaming, low-latency ...

C++ Lead / Engineering Manager - Systematic Trading

Hiring Organisation
McGregor Boyall Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
suited to someone operating at lead or manager level who still enjoys being close to the code. The focus is on building and improving low-latency, production trading systems across systematic trading, automated trading, and execution. You will work closely with traders, quants, and engineers to deliver robust … with direct impact on trading performance. Responsibilities: Lead the design and development of core trading and execution systems in modern C++ Build and enhance low-latency infrastructure used across systematic trading and execution Work closely with traders, researchers, and senior engineers to turn ideas into production capability Improve ...

Rust Developer - Jnr/Mid-Level - Crypto - DeFi - OTC - Smart Contracts

Hiring Organisation
Rothstein Recruitment Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 50,000 - 70,000 Annual
Digital Assets Blockchain Web3 Web3 Go Golang Programme Programming Decentralised Azure AWS Automate Smart Contract Smart Contracts Small Contracts Equity Bank Banking Hedgefund Trading Low Latency Ultra Low Latency Financial Services Decentralised Finance Remote WFH Hybrid Work Abroad Ethereum DeFi OTC Financial Services Investment Banking Banking ...

Senior C# Developer - Head of Core Platform | Hedge Fund | London

Hiring Organisation
Undisclosed
Location
City of London, London, United Kingdom
supporting all aspects of market data processing and trading activity. The environment is fast‐paced, collaborative, and highly technical, where code quality, performance, and lowlatency systems are top priorities. Engineers work across domains, contribute to architectural discussions, and help shape scalable, robust systems. We have partnered with … critical systems Ability to lead by doing—hands‐on while guiding a team Pragmatic, delivery‐focused mindset Commitment to high‐quality engineering practices and lowlatency, high‐performance systems Low‐ego, high‐performing self‐starter who values ownership, teamwork, and delivering commercial, pragmatic solutions Why Apply This ...

Sr Java programmer

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £65,000 per annum
able to demonstrate knowledge of multithreaded development* Demonstrable experience with highly available multithreaded distributed systems is essential* Demonstrable experience with developing and tuning low latency systems* Demonstrable experience of FX spot or Equities algo execution and pricing* Front Office development team in Large Investment Bank supporting global trading … Enterprise Integration and messaging technologies 29 West Multicast* Knowledge of the FIX protocol* Familiarity with time series databases KDB* Knowledge of lock free algorithms low latency tuning and threading.Additional Skills :* o Excellent problem solving and analytical skillso Excellent communication and interpersonal skillso The ability to work comfortably both ...

Senior Software Engineer

Hiring Organisation
Understanding Recruitment
Location
United Kingdom
working on the core framework and performance-critical components that underpin the trading engine. Your responsibilities will include: Designing and building low-level systems that support high-frequency transaction processing Developing robust, reusable components used across the trading platform Engineering for low latency, high throughput, and system … functional teams to deliver scalable technical solutions 🧠 What They’re Looking For Strong experience building production systems in C++ Background working on high-performance, low-latency, or high-throughput systems Solid understanding of multithreading, concurrency, and memory management Experience working in Linux-based environments Familiarity with distributed systems ...

Senior Java Developer

Hiring Organisation
Ncounter Limited
Location
EC2, Barbican, Greater London, United Kingdom
Employment Type
Permanent
Salary
£85000 - £95000/annum plus Bonus & Package
their processes. You will have the opportunity to bring the most cutting-edge technology to their global client pool, with a focus on low-latent messaging solutions and highly available event-driven services. Must have experience: 5+ years experience in JVM, we use both Kotlin and Java Multi-threading … concurrency and Low-latency experience Exposure to Kotlin as well as Strings, Memory Management and associated problems a plus Automated test experience, Unit testing and Integration testing An understanding of message-driven programming and messaging systems Experience with FIX and Kafka a huge plus To excel in this ...

Backend Engineer (Rust) – Trading Systems (FX)

Hiring Organisation
Wagglyn
Location
United Kingdom
quantitative team to ensure the platform is correct, reliable, and production-ready under live market conditions. The current focus is on improving system stability, latency, and correctness as we move into live trading. Responsibilities · Take responsibility for key components of the Order Management System (OMS): o Order lifecycle management … failures) · Design and maintain backend services for: o System coordination and internal communication o Integration between research, execution, and data systems · Identify and improve latency across the trading pipeline: o Market data → decision → execution · Improve production readiness: o System reliability, observability, and failure recovery o Deterministic behaviour under live ...

C++ Low-Latency Developer - Leading HFT Firm | London

Hiring Organisation
Selby Jennings
Location
London, England, United Kingdom
markets, where performance is measured in nanoseconds and innovation drives competitive advantage. You'll be part of a team that designs and builds ultra-low latency trading systems deployed across global exchanges. Your work will directly impact trading performance, and you'll be empowered to push the boundaries … what's possible in software and hardware optimisation. Key Responsibilities Architect and implement high-performance C++ systems with extreme latency sensitivity. Optimise every layer of the stack - from CPU cache and memory allocation to kernel bypass and network I/O. Collaborate with traders, quants, and infrastructure engineers ...

Trading Support Engineer - Ultra Low Latency Trading Platform - Up to £75k + Bonus

Hiring Organisation
Saragossa
Location
London Area, United Kingdom
Trading Support Engineer - Ultra Low Latency Trading Platform - Up to £75k + Bonus Support the biggest names in FX and Equity trading on the fastest proprietary OTC trading platform in the world today. You'll directly interact with Traders to troubleshoot and provide immediate fixes to complex technical … Python to be able to automate trading workflows. AWS exposure would be nice, but none of the critical trading infra is hosted here for latency reasons. You'll need at least 1-2 years supporting live trading environments. If this is in the FX or Equities world, even better. ...

Market Access Developer (C++)

Hiring Organisation
NJF Global Holdings Ltd
Location
City of London, London, United Kingdom
financial markets. They are seeking a C++ Market Access Developer to join a world-class engineering team responsible for building and evolving ultra-low latency systems that power global trading connectivity. In this role, you will work on the core infrastructure that connects internal trading systems directly … scripting Proven experience designing multithreaded and/or distributed systems Hands-on experience with trading gateways or market data feed handlers Strong understanding of low-latency system design and optimisation techniques Experience working with production-grade, high-availability systems Strong debugging skills in complex real-time systems Experience ...

Software Engineer (C++/Python)

Hiring Organisation
VANRATH
Location
Belfast, Northern Ireland, United Kingdom
Python Engineer to join an existing team based in Belfast. This is an exciting opportunity to work on next-generation execution platforms and ultra-low latency systems within both traditional and tokenised markets. Competitive salary (DOE) Hybrid working (Belfast-based) Flexible working Bonus/share scheme Clear career … scripting (bash/PowerShell) Experience with CI/CD tools (e.g. Docker, GitLab, Ansible) Cloud experience (AWS, GCP, etc.) Knowledge of distributed systems or low-latency environments Experience with financial markets, trading systems, or crypto technologies Familiarity with blockchain/distributed ledger technologies Experience with Kubernetes and containerisation ...

Senior Rust Engineer

Hiring Organisation
Cititec
Location
City of London, London, United Kingdom
their globally distributed engineering team supporting high-performance trading infrastructure. You will work closely with trading and business stakeholders to design, develop, and maintain low-latency, high-throughput systems, contributing to greenfield projects, continuous improvement, and overall platform reliability within a collaborative, agile environment. Responsibilities Own complex systems … from initial design through to production deployment. Develop low-latency, high-throughput infrastructure that powers live trading. Collaborate with engineers across multiple locations on greenfield and existing projects. Apply Test-Driven Development and ensure code is maintainable, observable, and reliable. Work directly with business stakeholders to translate requirements ...

Credit eTrading Developer (Java)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£700 - £750 per day
loop Upgrading systems to Java 17, modern frameworks, and the Solace messaging platform Key Responsibilities Develop, optimise, and maintain server-side Java services for low-latency trading Implement multi-stream event processing, messaging, and concurrency solutions Work hands-on with traders and front-office teams Design improvements based … systems (Solace or Tibco RV) SQL experience with relational databases (SQL Server, Sybase, or Oracle) Background in capital markets, particularly front-office trading environments Low-latency system design exposure Linux/Unix & shell scripting Experience with DevOps tooling (Maven, Jenkins, Nexus, Helios) Nice to Have Experience with eTrading ...

C++ Software Engineer

Hiring Organisation
Ncounter
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£150,000 - £175,000 per annum
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. You’ll join a collaborative team of developers … 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 ...

Booking and Messaging Java Developer

Hiring Organisation
Randstad Technologies
Location
London, UK
focus on Multithreading, Concurrency, and Asynchronous processing. Reactive Systems: Hands-on experience with Functional Reactive Programming (RxJava, Java 9 Flow API, or similar). Low Latency Messaging: Deep understanding of 60East AMPS, Kafka, or Solace. You should be comfortable with Pub/Sub, Point-to-Point, and durable … subscriptions. Middleware & Networking: Expertise in socket programming and optimizing low-latency network communication. Modern Stack: Spring IoC/MVC, SQL (Sybase/PostgreSQL), and a solid grasp of Linux internals. Rate: £625 per day (Umbrella/Inside IR35) Location: London (Hybrid) Duration: 6 Months (Initial) Ideal Candidate ...

Principal Java Engineer

Hiring Organisation
Fynity
Location
City of London, London, United Kingdom
week onsite) Are you a senior/lead hands-on Engineer who thrives in event-driven, asynchronous environments? Do you enjoy building low-latency, high-throughput distributed systems where correctness, resilience, and performance really matter? This is an opportunity to work at the core of real-time payments … within a high-performing engineering team, building asynchronous, message-driven systems designed for scale, resilience, and near-zero downtime. Design and implement high-throughput, low-latency systems processing millions of real-time payment events Build event-driven architectures using modern Java and reactive frameworks Work extensively with ...

Principal Engineer (Agentic AI)

Hiring Organisation
CleverChain
Location
United Kingdom
tenant isolation. You'll encounter hard problems regularly, and you'll have the room to solve them properly. Critically, this is a high-traffic, low-latency, high-availability platform. We're building toward handling millions of requests per day across multiple regions, and non-functional requirements such … scalability, data storage optimisation, latency, availability, cost optimisation are first-class concerns, not afterthoughts. Every feature you build needs to be designed with these considerations from the start. We service global financial institutions and are subject to some of the strictest regulatory requirements around data residency, data transfer ...

Senior Software Engineer

Hiring Organisation
Platform Recruitment
Location
Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£100000 - £350000/annum
with huge potential to increase Company : A proprietary trading firm in Cambridge, specialising in the research and development of ultra-low-latency automated trading strategies, are looking for a Software Engineer with a demonstrable background of delivering complex projects from a concept through to delivery. It is important … role will require you to rapidly prototype - and ultimately move into production - highly complex, reliable and performant systems - oftentimes from scratch. Role : Develop ultra-low-latency trading systems C++ or Rust code Work closely with a close-knit team of Software Developers and Quant Traders Build mission-critical ...

Senior Software Engineer C++/ Rust

Hiring Organisation
Platform Recruitment Limited
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent
with huge potential to increase Company : A proprietary high-frequency trading firm in Cambridge, specialising in the research and development of ultra-low-latency automated trading strategies, are looking for a Software Engineer with a demonstrable background of delivering complex projects from a concept through to delivery. … role will require you to rapidly prototype - and ultimately move into production - highly complex, reliable and performant systems - oftentimes from scratch. Role : Develop ultra-low-latency trading systems C++ or Rust code Work closely with a close-knit team of Software Developers and Quant Traders Build mission-critical ...

Senior Java Software Engineer

Hiring Organisation
Thyme
Location
City of London, London, United Kingdom
scale, mission-critical platforms used by some of the most sophisticated technology and financial services environments globally. This is an opportunity to work on low-latency, high-throughput distributed systems, solving complex engineering problems at scale within a collaborative, high-performing team. Key Responsibilities Design, build and maintain … reliability Participate in team support and operational responsibilities Technology Environment Core Java (deep JVM knowledge – minimal reliance on frameworks) Kafka & event-driven architectures Low-latency, high-throughput systems Kubernetes (services, deployments, stateful sets) Terraform Hazelcast/Hazelcast Jet (bonus) Get in touch! - Darnell@Thyme.Global ...

Machine Learning Engineer - Generative AI

Hiring Organisation
LIT8
Location
City of London, London, United Kingdom
graphics, collaborating closely with rendering and engine teams to integrate cutting-edge AI into production-grade pipelines. You will tackle challenging problems such as low-latency inference, controllable generation, and deploying generative models within real-time rendering systems. Minimum Qualifications Ph.D. in Computer Science, Mathematics, Electrical Engineering … generative AI systems (diffusion, transformer-based models) for real-time photorealistic rendering and 3D applications. Design pipelines for controllable, high-fidelity, low-latency generation within rendering systems. Collaborate with graphics and rendering teams to integrate AI models into real-time engines and production pipelines. Prototype, benchmark, and productionize ...

Quantitative Developer

Hiring Organisation
Fionics
Location
London Area, United Kingdom
Quantitative Developer - London/Remote 40+ leading quant firms seeking top-tier developers. Multiple immediate openings. What you'll do: Build low-latency trading systems and infrastructure Develop quantitative libraries and research platforms Optimize execution algorithms and risk systems Requirements: 2+ years quant dev or HFT experience Expert … C++/Python skills Financial markets and trading systems knowledge Our network: Pay: $180K-$2M+ based on experience Locations: London, Remote Focus: Ultra-low latency, systematic platforms, research infrastructure From prop trading tech to systematic fund platforms. Ready to build the future of trading? Apply now for confidential ...

C++ Engineer

Hiring Organisation
Arcus Search
Location
London Area, United Kingdom
core of a high-performance trading environment, building and optimising the systems that connect their platform to ~50 global exchanges. The focus is on low-latency data ingestion, exchange connectivity and reliable delivery of real-time market data into trading and research workflows. The role • Build and maintain … C++ • Implement and optimise binary exchange protocols across multiple venues • Work closely with trading and research teams to ensure timely, accurate data delivery • Improve latency, throughput and resilience of real-time data systems • Contribute to exchange connectivity, colocation setups and production stability What they’re looking for • Commercial experience ...

Senior Software Engineer

Hiring Organisation
Lorien
Location
United Kingdom
operating in complex, data‐intensive, and time‐sensitive environments. They’re looking for a Senior Rust Engineer to work on core backend services where low latency, concurrency, reliability, and correctness are first‐class concerns. This is not a web or API‐first role - the focus is on systems … engineering that directly supports real operational decision‐making. What you’ll work on Designing and implementing high‐performance backend services in Rust Building concurrent, lowlatency systems handling real‐time operational data Developing services that support optimisation, scheduling, and disruption scenarios Improving performance, observability, fault tolerance, and system ...