1 to 25 of 141 Permanent Low Latency Jobs in Central London

Hawksworth are now recruiting for a Senior Java Developer with extensive experience with Front Office Algo Trading projects. The job: IT Low Latency Java Developer 1 year contract with potential for extensions Inside IR35 Rate £920 per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working from home pw … This is a IT Low-Latency, Java Developer position working for the e-FX Desk where the team develops the pricing, hedging and low-latency order and price distribution team systems. We need someone for this role role that has strong low latency , Java , Algo development experience. Someone who can show optimizing/low latency tuning and someone who has achieved low latency in the microseconds. EFX would be nice but we can accept other other asset classes experience. What you will need: Tenure as a Senior Java Developer Significant Trading projects experience/Front office experience Algo trading Worked with Connectivity, Market Data, Core Pricing and Hedging strategy. Multithreading More ❯

We have a new Contract Senior Java Developer position available with a European Investment Bank, to work on e-FX Front-Office Algo Trading projects. This is a Low Latency, Java, Algo, FX, multithreading developer role (not really web). London based, Hybrid working. 12 months initial assignment. The job: IT Low Latency e-FX Java … per day to the Umbrella Company London Liverpool St location Hybrid working (x3 days on site x2 days working from home pw) This is an e-FX IT Low Latency Java Developer position working for the e-FX Desk where the team develops the pricing, hedging and low latency order and price distribution team systems. Regards … to Low Latency development, we need specific experience achieving low latency in the microseconds, and have practical experience on not just software but an appreciation of hardware the software runs as well. We need someone who can show optimizing and tuning on Low Latency. What you will need: Tenure as a Senior Java Developer Significant More ❯

Senior C++ Developer – Low-Latency Systems Location: London, UK Reports to: Chief Technology Officer (CTO) Company: [Confidential – Global FinTech/Trading Technology Firm] About the Company Our client is a leading provider of advanced technology, liquidity, and execution services within global financial markets. The firm delivers high-performance, low-latency trading infrastructure to institutional clients worldwide … performance trading and pricing systems. Reporting directly to the CTO, you will play a key role in defining the architecture, performance, and reliability of the firm’s next-generation low-latency trading platform. You will collaborate closely with senior developers, architects, and business stakeholders to ensure systems operate at microsecond-level performance with exceptional scalability and stability in … demanding market conditions. Key Responsibilities Design, develop, and maintain high-performance C++ applications for real-time market data processing, pricing, and trade execution. Optimise existing codebases for latency, throughput, and reliability. Contribute to the architecture and design of new low-latency components and APIs. Collaborate with senior engineering leadership on technical strategy and system design. Profile, benchmark More ❯

and technology, focused on delivering high-performance Java systems for pricing and electronic execution across the bank's global Rates business. The Role You will design, build, and optimise low-latency Java components supporting real-time pricing, algorithmic execution, and market connectivity . Working closely with quants and traders , you'll transform quantitative models and execution logic into … robust, production-grade trading applications. The role requires deep technical expertise and an interest in market microstructure and electronic execution dynamics. Key Responsibilities Engineer low-latency, multithreaded Java applications powering Rates pricing and execution. Partner with quants to integrate and enhance pricing models and execution algorithms . Develop and tune smart order routers, auto-quoting, and market-making … components. Profile and optimise Java systems for throughput, GC efficiency, and predictable latency . Implement real-time monitoring, logging, and performance diagnostics . Collaborate across technology and trading teams to continuously refine execution performance and market response . Candidate Profile Degree in Computer Science, Engineering, Mathematics , or a related quantitative field. 10+ years' experience in Java development for low More ❯

Senior Java Developer | Low Latency | London Our client is a specialist engineering consultancy known for solving some of the most demanding performance challenges across financial markets and technology. Their teams design, build, and optimise high-throughput, low-latency systems used by global institutions where reliability and speed are critical. They are now looking for exceptional Java … Engineers with proven experience in building high-performance, low-latency systems . This role involves working on complex, business-critical projects where every microsecond matters . You’ll join a highly technical team known for solving tough engineering challenges and delivering efficient, elegant solutions across banking, trading, and financial technology environments. 📍Location : Primarily Remote, with travel to London … ideas and innovations to improve architecture and speed. Quantify and document measurable performance improvements. Requirements : Degree-level education (or equivalent experience). A strong and proven track record developing low-latency, high-throughput systems on JVM. Understanding of JVM internals (GC, threading, concurrency, locking). Commercial experience with high-performance Java systems . Ability to communicate effectively with More ❯

Java Developer – FX Low Latency Market Making A leading hedge fund with a global presence, specialising in quantitative trading and market making across multiple asset classes is seeking a highly skilled Senior Java Developer to join their rapidly expanding FX business to help design and build ultra-low-latency trading systems that power their electronic market … and infrastructure teams to deliver software that operates at microsecond latencies, scales globally, and directly contributes to our competitive edge in the markets. Key Responsibilities Design, develop, and maintain low-latency, high-throughput trading platforms in Java. Collaborate with quants and traders to translate market making strategies into robust, production-ready code. Optimise code and infrastructure for latency … time-to-market is critical. Skills & Experience Required Expert-level Java development skills with deep knowledge of concurrency, memory management, and the JVM internals. 5+ years of experience building low-latency trading systems (preferably FX, but other asset classes welcome). Proven track record of optimising systems at the microsecond level. Strong knowledge of networking (UDP/TCP More ❯

Senior Technical Business Analyst - Financial Banking Candidates will come from highly technical background with a track record of delivering complex, low-level code systems (e.g. C++, Java), with strong knowledge of performance optimisation and latency management along with Networking (TCP, UDP, multicast) and low latency data distribution. Ideally these skills will have been gained in a … Low Latency Financial/Banking/Trading arena with some business knowledge (Equities, Fixed Income, Futures & Options) but candidates from other domains such as Streaming, Telecoms, Defence and Gaming, where latency is a priority will also be considered. Responsibilities and Duties Requirements gathering - Work closely with other product managers, developers and architects to translate business needs into … relationships (both internal and external) at all levels. The appetite and ability to learn in the role is a must. Essential Proven track record of specifying and delivering complex, low-level code systems (e.g. C++, Java), with strong knowledge of performance optimisation, latency management, concurrency, and integration considerations. Strong knowledge of networking principles (TCP, UDP, multicast) and experience More ❯

Ultra-Low Latency C++ Engineer | High-Frequency Trading Salary: £150k-£225k Total compensation: £250k-500k depending on performance and seniority A leading quant/systematic trading firm have multiple headcount for Ultra-Low Latency C++ Engineers to join their High-Frequency Trading team in London. The teams focus is building ultra-low-latency systems … operating at global scale. They're seeking experienced C++ engineers passionate about performance optimization and elegant system design where nanoseconds matter! What You'll Do: Design and optimize latency-critical C++ systems across trading, market data, and infrastructure components Performance engineering at every layer: CPU, cache, memory, and network Profile, benchmark, and fine-tune system behaviour under real-world … conditions Collaborate with hardware and FPGA engineers on end-to-end architecture design Kernel-level optimization and low-level systems tuning Required: 5+ years developing performance-critical C++ applications (modern C++ standards) Strong systems programming and low-level understanding Expertise in Linux internals, kernel tuning, and low-level profiling tools Genuine curiosity about hardware behaviour, networking, and More ❯

Scratch : You’ll have the autonomy to create an entire trading platform from the ground up, leveraging the firm’s core infrastructure while optimizing system performance for high-frequency, low-latency trading. Work with a Humble Leader : You’ll work closely with a brilliant PM who has a strong technical background (from reinforcement learning strategies to low-latency C++ coding) and a pragmatic, collaborative approach. This is someone who’s not only mastered complex trading strategies but is also focused on building a team that thrives on open communication and shared success. Exciting, Startup Vibe – Without the Risk : This is a rare blend of startup excitement backed by the stability of a firm with a … long track record of success in the global trading space. With multiple established offices around the world, the firm is known for its cutting-edge technology and a low attrition rate . No Tech Tests – Just Real Conversations : The process is designed to be a two-way street, with no leetcodes or timed tests. You’ll start with an More ❯

technologists delivering cutting-edge solutions across FX Spot, Forwards, and Pricing, with exposure to Rates and Cross-Asset projects further down the line. Key Responsibilities Design and develop ultra-low latency Java systems for electronic FX trading. Work closely with traders and quants to deliver performant pricing and hedging solutions. Lead components of system re-architecture and optimisation … network to JVM tuning. Contribute to a high-performing, globally distributed engineering team. Technical Environment Core Java, Aeron, lock-free/concurrent programming High-performance messaging, distributed systems, and low-latency design Real-time pricing, RFQ, and automated hedging systems What We’re Looking For Proven experience designing or building low-latency trading systems (FX or More ❯

Engineer – Market Connectivity You have strong core Java development with market connectivity experience You have strong experience with multi-threading, messaging & ZeroGC techniques You have experience of working on low latency trading systems You have good working knowledge of Bash Scripting & Linux You follow TDD/BDD and value the benefits of testing You know what good code … Science preferred or any STEM Minimum Java experience: 10 years Preferred Skills: TransFICC Experience, highly desirable Hot Code path optimization, Off-heap memory management techniques JVM internals, tuning for low-latency Low-latency messaging & data structures, network protocols, network I/O in Java LMAX Disruptor, Multi-Reactor, Chronicle Queue/Map, Aeron/Agrona or More ❯

through their contributions to the Ethereum blockchain and beyond. They seek a Software Engineer with a strong background in STEM and a passion for software development. While experience with low latency systems, algorithmic trading, or MEV is advantageous, a strong interest in these areas is essential. Their culture is fast-paced, collaborative, and encourages ownership from day one … including equity! You'll play a crucial role in developing their core infrastructure, working closely with the founders and having significant autonomy and impact. Responsibilities: Enhance their low-latency trading infrastructure Optimise core engine performance and network infrastructure Develop new features focused on transaction efficiency and advanced trading systems Skills: Proficient in Rust (or low-latency C++, looking for Rust exposure) Experience with latency-sensitive system development, multi-threaded coding, and scalable distributed systems) Familiarity with concurrency, OOP, database systems, and basic SQL Knowledge of Linux/Unix, AWS, Git, Docker, EVM, and blockchain fundamentals Apply now More ❯

Day Rate - £550-£600 (Inside IR35) An opportunity for an experienced Java Developer to work on high-performance e-trading systems within Front Office environments. This role focuses on low-latency engineering, JVM optimisation, and real-time problem-solving in complex capital markets systems. Responsibilities Design and build low-latency Java applications for trading and market … quants, traders, and other engineers on real-time trading solutions. Implement and enhance event-driven architectures using frameworks such as LMAX Disruptor , Aeron , Gemfire , or Ignite . Engage in low-level performance analysis , including OS and network-level tuning. Requirements 10+ years of Java development experience , ideally within Front Office or Capital Markets . Proven background in low-latency design and high-throughput systems . Deep understanding of JVM internals , concurrency models , and memory management . Knowledge of at least one asset class: FX, Rates, Credit, or Equities . Strong communication skills and the ability to discuss performance challenges at a granular technical level. Degree in Computer Science, Engineering, or a related field. Desirable Experience with More ❯

Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of $13+ billion. DETAILED RESPONSIBILITIES- 12+ years of experience. - Lead the development, testing, and maintenance of low-latency Java applications. - Collaborate with cross-functional teams to gather requirements and design system architecture. - Optimize application performance and troubleshoot latency issues. - Mentor junior developers and ensure … trends and integrate relevant technologies into projects. SKILL REQUIREMENTS - Bachelor's degree in Computer Science, Engineering, or a related field. - Proven experience in Java development, with a focus on low-latency systems. - Strong understanding of multithreading, concurrency, and performance optimization. - Experience with frameworks and libraries such as Spring, Hibernate, and Netty. - Familiarity with distributed systems and network protocols. More ❯

+ Pension/Bonus Join a leading financial technology and trading organisation driving innovation in electronic markets. As an eFX Software Engineer, you’ll design and deliver high-performance, low-latency trading solutions that underpin mission-critical systems. This role offers the chance to work on cutting-edge technology where speed, scalability, and resilience are key. About the … Role Lead the design and development of secure, high-performance eFX systems Define and evolve Java patterns and techniques optimised for ultra-low latency (<40μs) Architect fault-tolerant, scalable trading systems Influence technical strategy, architecture, and product roadmaps Collaborate with multiple teams to deliver best-in-class E-trading platforms Ensure all solutions meet security, compliance, and performance … standards What You’ll Bring Strong experience in software engineering, architecture, and database design Expert-level Java development, including low-GC and lock-free patterns Proven background in FX trading systems, pricing, and risk management Deep understanding of CPU architecture, cache optimisation, and Linux performance tuning Expertise in networking and messaging (TCP, UDP, Multicast, FIX) Knowledge of quantitative instruments More ❯

+ benefits/Bonus Join a leading financial technology and trading organisation driving innovation in electronic markets. As an eFX Software Engineer, you'll design and deliver high-performance, low-latency trading solutions that underpin mission-critical systems. This role offers the chance to work on cutting-edge technology where speed, scalability, and resilience are key. About the … Role Lead the design and development of secure, high-performance eFX systems Define and evolve Java patterns and techniques optimised for ultra-low latency (<40s) Architect fault-tolerant, scalable trading systems Influence technical strategy, architecture, and product roadmaps Collaborate with multiple teams to deliver best-in-class E-trading platforms Ensure all solutions meet security, compliance, and performance … standards What You'll Bring Strong experience in software engineering, architecture, and database design Expert-level Java development, including low-GC and lock-free patterns Proven background in FX trading systems, pricing, and risk management Deep understanding of CPU architecture, cache optimisation, and Linux performance tuning Expertise in networking and messaging (TCP, UDP, Multicast, FIX) Knowledge of quantitative instruments More ❯

to hire a Technical Support Analyst in London for the expanding front office trade support team. The client is a major player within the investment banking community, providing sophisticated low-latency trading solutions to their internal traders and external customers, mainly prime brokers. Their success is due to investment in technology, their ability to attract the best talent … in major cities globally and their continued development of low-latency network architecture. The Technical Support Analyst will be responsible for: Smart order routing, European gateway and exchange connectivity support. Algorithmic trade support. Work with front-office users to provide 1st – 3rd level support dealing with complex real-time trading issues. If you have experience of Support, troubleshoot … support within the finance sector. Excellent knowledge of Linux - Required Python Scripting experience - Required SQL Experience - Required FIX Protocol – FIX connectivity support experience - is desirable. Their cutting-edge trading low-latency solutions are second to none and the Technical Support Analyst will work within a fast paced environment with front-office users. This role will offer opportunities to More ❯

the future, including the adoption of Kubernetes-based technologies and automation tools to manage infrastructure with modern, industry-leading approaches. The position includes contributing to private cloud infrastructure (including low-latency environments), helping define cloud usage strategy, and building towards a fully software-defined infrastructure model. Responsibilities Build out private cloud technical solutions. Define an API-driven approach … InfoSec and SRE teams to embed security into the software delivery lifecycle. Implement control gates and security infrastructure (e.g. secrets management, encryption at rest/in transit). Add low-latency capabilities to infrastructure (e.g. core pinning, kernel bypass network drivers). Contribute to architectural evolution in line with high availability, compliance, and zero-trust principles. Define and … Experience debugging networking and storage subsystems. Programming/scripting skills in Go, Python, or similar. Desirable Skills Hands-on experience with HashiCorp Vault, certificate management, and related security tools. Low-latency architecture in Kubernetes (core pinning, kernel bypass). Security tooling integration into CI/CD pipelines. Contribution to/maintenance of Kubernetes operators. Experience with GitOps and More ❯

London, Hybrid £competitive + excellent bonus + benefits International Capital Markets firm is scaling its London Equities platform and is hiring a Senior TechOps Associate to drive platform reliability, low-latency performance, and controlled change across OMS/EMS, eTrading/algo, market data, and exchange connectivity. You will sit close to the desk and act as the … Safer, faster releases (blue/green, canary, feature flags) in partnership with Trading, Quant, and Engineering. Mature observability (logs/metrics/traces), capacity planning, and performance tuning for low-latency flows. Strong production hygiene and controls aligned to MiFID II/MAR/best-ex. Leadership of the London on-call rota and contribution to a follow … Package & set-up Competitive base + performance bonus, benefits, and flexible hybrid working. A clear runway to platform ownership and team leadership. London HQ; hybrid model. Nice to haves Low-latency tuning experience. Experience with TCA and post-trade analytics. Follow-the-sun/on-call leadership. For a full consultation on this exciting new role, get in More ❯

partnered with a leading global Exchange that’s scaling out their core trading systems engineering team . They’re looking for an experienced C++ developer with deep knowledge of low-latency trading systems to help design and build next-generation trading gateways and matching engine infrastructure . What You’ll Be Doing Building and optimising low-latency … trading, exchange, or market data systems . Strong grasp of Linux internals (system calls, threading, IPC, sockets, schedulers). Experience working with FIX/ITCH/OUCH protocols and low-latency networking (TCP, UDP, Multicast). Good understanding of data structures, memory management , and optimising code for speed. Why It’s a Great Move You’d be joining More ❯

team, and work on next-generation market infrastructure. Key Responsibilities Lead, mentor, and scale the engineering team across software, infrastructure, DevOps, and cybersecurity . Design and implement high-performance, low-latency trading systems with tight timing and reliability requirements. Oversee the development of client connectivity layers and ensure system performance meets demanding standards. Implement robust risk controls and … regulators . Ideal Candidate Profile 10+ years of engineering leadership experience , including senior management roles in trading, exchanges, or high-performance systems. Strong technical expertise in trading system architectures , low-latency infrastructure, and performance optimization. Proven experience architecting and scaling systems capable of handling high volumes with ultra-low latency . Experience in regulated markets or More ❯

and trading teams on mission-critical projects. This is a fantastic opportunity for an experienced Linux and infrastructure specialist to work at the forefront of HPC (high-performance computing), low-latency engineering, and large-scale systems . Key Responsibilities Manage and optimise large-scale Linux-based platforms for high-performance trading and research workloads. Design and implement workload … scheduling, high-performance file systems, and storage operations. Optimise hardware, networking, and kernel performance for low-latency and high-throughput environments . Partner closely with research and infrastructure teams to deliver scalable, reliable solutions. Drive automation using Terraform, Ansible, GitLab, Jenkins , and support SDLC best practices. Provide visibility and performance monitoring using Splunk, Prometheus, Grafana . Contribute to … Golang, or similar . Experience with metrics visualisation tools (Splunk, Prometheus, Grafana). Knowledge of containerisation and orchestration (Docker, Kubernetes). Experience in hedge funds, trading firms, or other low-latency/HPC environments is highly desirable. More ❯

Linux platforms. The engineer will own critical infrastructure at scale and help shape the next generation of compute systems. Key Responsibilities Optimize and tune Linux for performance, stability, and low latency . Contribute to kernel-level debugging and system improvements . Automate Linux fleet builds—creating consistent, reproducible systems . Manage Kubernetes cluster infrastructure, networking, and container orchestration. … compute workloads . What You Will Work On Advanced simulation and high-performance computing pipelines. Integrations with internal and open-source tools Platform and code contributions that directly improve latency and throughput Low-latency Linux systems where engineering decisions materially influence trading performance. Team Environment Small, highly skilled Linux engineering team with broad autonomy. Close collaboration with More ❯

Quantitative Developer | Two Streams: Execution Infrastructure and Low-Latency Crypto | NYC or London | $170k to $250k base + performance bonus Albert Bow is partnering with a top-tier systematic trading group to hire across 23 seats split between two streams. Roles are based in New York or London with an office-first rhythm a few days per week … management, and release tooling on AWS. Improve execution quality end to end: slippage analysis, TCA, routing logic, and production observability. Use Python as glue with C++ or Rust where latency and throughput matter. Stream 2. Low-Latency Crypto Quant Dev: Write and tune exchange connectors across major CEXs using REST, WebSocket, and FIX. Ship market data pipelines … Kafka, kdb+ or ClickHouse, AWS, and market microstructure. 1 to 5 years building trading systems or adjacent high-throughput systems. Strong reasoning about data structures, algorithms, and throughput versus latency trade-offs. Ownership mindset and clear communication with quants and senior engineers. What you will get: Direct ownership in production with tight feedback from researchers and senior engineers. Real More ❯

ideally more) and excellent knowledge of Python - ideally coming from a Financial/Banking background with knowledge of Equities, Futures & Options and Fixed Income and Exchange Connectivity with some Low Latency experience. Job Overview You will work with the Product, Infrastructure and QA teams, to produce high performance, low latency and highly reliable code. Your goal More ❯