Senior Algo Developer (Java, LowLatency, FX) 1-year Contract - Inside IR35 - £920per day - Hybrid working/London Hawksworth are now recruiting for a Senior Java Developer with extensive experience with Front Office Algo Trading projects. The job: IT LowLatency 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 lowlatency , Java , Algo development experience. Someone who can show optimizing/lowlatency tuning and someone who has achieved lowlatency 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 - Essential More ❯
Senior Algo Developer (Java, LowLatency, FX) 1-year Contract - Inside IR35 - £920per day - Hybrid working/London Hawksworth are now recruiting for a Senior Java Developer with extensive experience with Front Office Algo Trading projects. The job: IT LowLatency 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 lowlatency , Java , Algo development experience. Someone who can show optimizing/lowlatency tuning and someone who has achieved lowlatency 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 - Essential More ❯
Senior Java Developer/Low-Latency Developer Central London - Hybrid - 3 days on site, 2 days remote Inside IR35 12 months Brief Our client is seeking a LowLatency Java Developer with hands-on experience in FIX protocol integration to join their FX Options technology team. You will play a hands-on role in modernising and … optimising the trading platform , delivering ultra-lowlatency solutions for front-office trading and risk management. Key Responsibilities Develop, optimise, and maintain lowlatency Java-based trading systems Implement and maintain FIX protocol connectivity for FX Options trading Work closely with Quants, Traders, and Risk teams to translate business requirements into high-performance solutions Take ownership … of the end-to-end performance of the platform , including debugging, tuning, and optimising for ultra-lowlatency Ensure adherence to best coding practices and provide technical leadership within the development team Collaborate with cross-functional teams on architecture, design, and deployment of trading solutions Required Skills 5-10 years' experience as a Java Developer in front-office More ❯
Senior Java Developer/Low-Latency Developer Central London - Hybrid - 3 days on site, 2 days remote Inside IR35 12 months Brief Our client is seeking a LowLatency Java Developer with hands-on experience in FIX protocol integration to join their FX Options technology team. You will play a hands-on role in modernising and … optimising the trading platform , delivering ultra-lowlatency solutions for front-office trading and risk management. Key Responsibilities Develop, optimise, and maintain lowlatency Java-based trading systems Implement and maintain FIX protocol connectivity for FX Options trading Work closely with Quants, Traders, and Risk teams to translate business requirements into high-performance solutions Take ownership … of the end-to-end performance of the platform , including debugging, tuning, and optimising for ultra-lowlatency Ensure adherence to best coding practices and provide technical leadership within the development team Collaborate with cross-functional teams on architecture, design, and deployment of trading solutions Required Skills 5-10 years' experience as a Java Developer in front-office More ❯
LowLatency Java Developer - FX options - Inside IR35 Central London - Hybrid - 3 days on site, 2 days remote 12 months Brief Our client is seeking a LowLatency Java Developer with hands-on experience in FIX protocol integration to join their FX Options technology team. You will play a hands-on role in modernising and optimising … the trading platform , delivering ultra-lowlatency solutions for front-office trading and risk management. Key Responsibilities Develop, optimise, and maintain lowlatency Java-based trading systems Implement and maintain FIX protocol connectivity for FX Options trading Work closely with Quants, Traders, and Risk teams to translate business requirements into high-performance solutions Take ownership of … the end-to-end performance of the platform , including debugging, tuning, and optimising for ultra-lowlatency Ensure adherence to best coding practices and provide technical leadership within the development team Collaborate with cross-functional teams on architecture, design, and deployment of trading solutions Required Skills 5-10 years' experience as a Java Developer in front-office or More ❯
Job Title: Senior eFX LowLatency Java Developer Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert in lowlatency trading systems. This is a hands-on development role focused on building and optimizing pricing, hedging, and market connectivity systems for the … trading . You'll work closely with Java and C# developers, business analysts, project managers, and QA teams to deliver high-performance solutions. A strong understanding of FX trading, lowlatency architecture, and compliance within a trading environment is required. This is a hybrid position , requiring 3 days per week in-office at our location near Liverpool Street … Station in London. Key Responsibilities Design and develop lowlatency pricing and trading systems using Java. Collaborate with Front Office and IT teams to prototype and deliver analytics and algorithmic trading solutions. Analyse and optimize performance in high-frequency trading environments. Contribute to all phases of the development lifecycle: design, specification, testing, deployment, and support. Provide 3rd line More ❯
Job Title: Senior eFX LowLatency Java Developer Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert in lowlatency trading systems. This is a hands-on development role focused on building and optimizing pricing, hedging, and market connectivity systems for the … trading . You’ll work closely with Java and C# developers, business analysts, project managers, and QA teams to deliver high-performance solutions. A strong understanding of FX trading, lowlatency architecture, and compliance within a trading environment is required. This is a hybrid position , requiring 3 days per week in-office at our location near Liverpool Street … Station in London. Key Responsibilities Design and develop lowlatency pricing and trading systems using Java. Collaborate with Front Office and IT teams to prototype and deliver analytics and algorithmic trading solutions. Analyse and optimize performance in high-frequency trading environments. Contribute to all phases of the development lifecycle: design, specification, testing, deployment, and support. Provide 3rd line More ❯
Employment Type: Full-Time
Salary: £150,000 - £160,000 per annum, Inc benefits
Platforms Specialist Linux LowLatency TurleyWay are pairing with a globally renowned Quantitative trading firm to support them in growing their ultra-lowlatency team. Supporting this teams cutting edge technology and business critical infrastructure . The firm are well established and in a growth phase. Today, the firm has more than 1,500 people around … the globe and have an expansive technology team. This company are looking for a highly talented LowLatency Platform Engineer to provide solutions and support across global sites. You will be responsible for project delivery, high level support escalations, automation, Platform security, and capacity management for the lowlatency infrastructure. What theyre looking for: Bachelors degree … related subject 5+ years of experienceworking with Linux in a large complex environment with the following areas of focus: operations, systems engineering and systems performance. Server Management and Support. Lowlatency network interfaces and kernel bypass. Ideally experience with Solarflare with onload and Mellanox with VMA. System hardware/OS tuning and performance troubleshooting. Experience with Automation tooling More ❯
C++ Developer - LowLatency, C++, FPGA, Linux, Market Data Systems, Order Entry Gateway Development, TCP/IP Protocols, Scripting Languages Role Overview: Join a high-performing lowlatency development team focusing on C++ components. The team specializes in delivering low-latency trading services using advanced technologies. Required Skills and Experience: Extensive C/C++ … development experience Familiarity with financial markets and order entry gateway development Knowledge of market data and Linux systems Scripting experience is a plus Interest in lowlatency development principles Understanding of TCP/IP protocols is advantageous London/Contract/Hybrid Working By applying to this job you are sending us your CV, which may contain personal More ❯
C++ Developer – Ultra-Low-Latency Systems Location: London (Hybrid) Compensation: Up to £180,000 + Bonus + Benefits Experience: 1+ Year(s) The Opportunity Are you passionate about speed, precision, and systems-level engineering? Join a leading buy-side firm as a C++ Developer, building ultra-low-latency trading platforms that operate at the microsecond scale … bleeding edge of technology, tackling complex challenges across live trading systems that demand maximum performance, reliability, and scalability. What You'll Be Working On Designing and optimizing ultra-fast, low-latency trading infrastructure Fine-tuning performance at the CPU, cache, and memory levels Engineering high-performance data structures and algorithms Diagnosing and resolving bottlenecks throughout the software and … with a performance-first mindset Deep understanding of computer architecture, CPU internals, and memory hierarchy Hands-on experience with multi-threading, concurrency, and scalable system design Background in low-latency, real-time, or trading systems is a strong plus Why Join Immediate Impact: Your code directly drives global trading performance Innovation-Driven Environment: Work on advanced optimization and More ❯
London, South East, England, United Kingdom Hybrid/Remote Options
Harnham - Data & Analytics Recruitment
eFX Software Engineer (Ultra-LowLatency Java) Hybrid/Remote - London Up to £160,000 + Bonus + Benefits We're supporting a major financial services organisation hiring an eFX Software Engineer to build and optimise ultra-low-latency trading systems used across global FX markets. If you're a high-performance Java engineer who loves … solving complex technical challenges at scale, this is a standout opportunity. What you'll work on: Engineering sub-40μs latency eFX systems with high throughput and fault tolerance Designing real-time pricing, risk and trading components Evolving low-latency Java patterns (lock-free, low-GC, CPU/cache optimisation) Working closely with quants, traders, architects and … senior engineers Influencing technical strategy across distributed, performance-critical systems What we're looking for: Strong experience in low-latency Java within trading, eFX or electronic markets Deep understanding of networking (TCP/UDP/FIX), Linux tuning, performance profiling Background in designing high-performance architectures and distributed systems Strong grasp of FX pricing, risk, and trading workflows 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 ❯
My client is seeking an experienced FX Java Developer to join their Front Office technology team, working on low-latency trading platforms and eFX systems . This role is critical to building and maintaining high-performance applications that support global FX trading, risk management, and market connectivity. Knowledge of FIX is required, knowledge of FX or similar lowlatency trading systems is desired. A high technical development ability in Java is also required. Familiarity with at least one delivery technique such as Agile, SCRUM, Kanban and similar would be a strong advantage. The position will also require a production stability-focused ethos and the ability to work to that goal with multiple teams, including liaising with … and ultimately P&L. Prototype solutions in a fast, agile manner with numerous demands from both Front Office and IT teams. Be comfortable performing analysis in a high frequency lowlatency environment. Participate in the development of all aspects of product delivery including design documents, functional specifications, unit testing and component build. Provide technical assistance and 3rd line More ❯
fast-paced, high-performance environments? Were partnering with a global investment bank thats building the next generation of its electronic trading platforms powering algorithmic trading, smart order routing, and low-latency execution across global markets. This is a chance to join an elite engineering team shaping the future of trading technology where microseconds matter and innovation directly impacts … to support well-being and balance. The Opportunity Youll join the Equities Cash Technology team a global group of highly skilled engineers and quants who design, build, and optimise low-latency electronic trading systems used across EMEA and beyond. Youll work hands-on with core Java frameworks, enhancing benchmark algo engines, smart order routing systems, and internal crossing … office teams. The Goal Design and deliver enhancements to algorithmic trading engines and supporting frameworks Collaborate with quants and traders to define and deliver trading logic Develop and optimise low-latency, high-throughput Java services Implement test-driven, automation-first development practices Provide mentorship and technical leadership to junior developers Support and troubleshoot live trading environments The Skills More ❯
Platforms Specialist Linux LowLatency TurleyWay are pairing with a globally renowned Quantitative trading firm to support them in growing their ultra-lowlatency team. Supporting this teams cutting edge technology and business critical infrastructure . The firm are well established and in a growth phase. Today, the firm has more than 1,500 people around More ❯
We are hiring an experienced Senior Software Engineer with deep expertise in ultra-low-latency, high-throughput Java systems . This is a role for someone who builds systems that push performance boundaries, not just enterprise-grade services. You'll join a specialist engineering group designing fault-tolerant, sub-40s latency pipelines, shaping architecture decisions and solving … complex technical challenges that require first principles thinking. What You'll Be Working On Designing and optimising high-performance Java services with lock-free, zero-allocation and low-GC approaches. Hardware-aware optimisation including CPU architecture, cache behaviour, kernel tuning, core pinning and memory layouts . Building and improving ultra-low-latency messaging pipelines (Multicast, TCP, IPC … system architecture and performance strategy. Driving technical direction and mentoring senior members of the team. What We're Looking For 10+ years professional engineering experience with core Java in latency-sensitive environments. Strong knowledge of: Ring buffers Off-heap/zero-allocation techniques IPC and high-performance networking Linux kernel optimisation Domain experience in eTrading, market-making, sports betting More ❯
We are hiring an experienced Senior Software Engineer with deep expertise in ultra-low-latency, high-throughput Java systems . This is a role for someone who builds systems that push performance boundaries, not just enterprise-grade services. You'll join a specialist engineering group designing fault-tolerant, sub-40μs latency pipelines, shaping architecture decisions and solving … complex technical challenges that require first principles thinking. What You'll Be Working On Designing and optimising high-performance Java services with lock-free, zero-allocation and low-GC approaches. Hardware-aware optimisation including CPU architecture, cache behaviour, kernel tuning, core pinning and memory layouts . Building and improving ultra-low-latency messaging pipelines (Multicast, TCP, IPC … system architecture and performance strategy. Driving technical direction and mentoring senior members of the team. What We're Looking For 10+ years professional engineering experience with core Java in latency-sensitive environments. Strong knowledge of: Ring buffers Off-heap/zero-allocation techniques IPC and high-performance networking Linux kernel optimisation Domain experience in eTrading, market-making, sports betting 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-lowlatency (<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 ❯
City of London, London, United Kingdom Hybrid/Remote Options
CBSbutler Holdings Limited trading as CBSbutler
eFX LowLatency Java Developer - Contract Location: London - Hybrid 3 days per week in the office Duration: 12 months Rate: £480-£550 per day Inside IR35 Hiring for a Senior Java Developer with strong FX and low-latency experience to join an eFX Algo IT team. You will build and optimise microsecond-level pricing, market connectivity … quickly for Front Office - Work across design, development, testing and release - Provide 3rd-line support and ensure production stability Skills and Experience: - Strong Core Java - FX background (essential) - Proven low-latency engineering skills - Hands-on with Agrona, ring buffers, UDP, LMAX Disruptor/Chronicle Queue - FIX protocol knowledge - UNIX experience - Agile delivery experience Please apply for immediate interview More ❯
City of London, London, United Kingdom Hybrid/Remote Options
ARC IT Recruitment Ltd
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 ❯
market-maker – meaning we are committed to providing competitive quotes that we are willing to both buy and sell. To do this successfully, we design and implement our own lowlatency technologies, trading strategies, and mathematical models. Our Founding Partners first conceptualized Akuna in their hometown of Sydney. They opened the firm’s first office in 2011 in … Akuna: We are seeking a Network Engineer III to join Akuna’s innovative and growing IT Infrastructure team. The ideal candidate is likely to have a strong background in low-latency IP networking and will play a key role in maintaining and optimizing our global trading infrastructure. This role requires both technical depth and independent decision-making — you … solve math and coding problems are essential functions of the role Qualities that make great candidates: 3–5 years of professional experience in IP networking, ideally with exposure to low-latency environments (trading, financial services, or similar) Bachelor’s degree in Computer Science, Information Systems, Network Design, or a related field Strong understanding of TCP/IP ,OSI More ❯
Stuttgart, Baden-Württemberg, Germany Hybrid/Remote Options
Q.ant GmbH
ASIC implementation partner, you'll provide technical leadership to internal photonics, firmware, and system integration teams, translating cutting edge photonic requirements into a processor architecture optimized for high bandwidth, lowlatency control of our photonic computing platform. What makes this role unique High complexity: Integrating processor architecture with novel photonic device control paradigms - an area with few industry … production at world leading institutions like the Leibniz Supercomputing Centre. Your impact & responsibilities Within your first 18-24 months, you will: Deliver a processor architecture optimized for high bandwidth, lowlatency control of photonic integrated circuits in AI training and inference systems that achieve up to 30x energy efficiency vs. conventional systems. Ensure the design meets aggressive performance … of first pass bring up success in complex, multi domain systems. 10+ years of experience in processor or SoC architecture definition , with proven first silicon successes in high performance, lowlatency digital systems. Proven track record of leading processor architecture projects from concept to silicon. Deep technical expertise in CPU and/or DSP microarchitecture design (pipelines, instruction More ❯
order routing, and internal crossing strategies. The Role You'll work as a Core Java Developer within a high-performing Algo Engineering group, responsible for evolving a suite of low-latency, high-throughput trading engines that power the firm's EMEA and global electronic trading business. This includes delivery of key functional changes, performance optimisation, and close collaboration … resilience, and scalability Participate in peer reviews, mentoring, and agile ceremonies Required Skills & Experience Expert-level Core Java (collections, concurrency, NIO, memory management) Strong understanding of multithreaded systems and low-latency I/O Deep familiarity with design patterns (Observer, Factory, Singleton, etc.) Experience with TDD , GIT , Maven/Gradle , and continuous integration tools Confident communicator with experience More ❯
a genuine passion for Java, agile development and Opensource tech to join an already highly skilled development team. You will have the opportunity to work on a cutting-edge lowlatency, high throughput distributed FX Trading platform. In this role you will work and learn alongside a team of highly experienced cross-skilled developers and technology specialists. Their … with a passion for testing and high code quality Degree in Computer Science, Software Engineering or STEM subject A good personality – team player with excellent communication skills! No previous lowlatency or multithreading experience needed just an interest in doing it!! Please do not hesitate to reach out direct for further details! sberry@hunterbond.com More ❯
a genuine passion for Java, agile development and Opensource tech to join an already highly skilled development team. You will have the opportunity to work on a cutting-edge lowlatency, high throughput distributed FX Trading platform. In this role you will work and learn alongside a team of highly experienced cross-skilled developers and technology specialists. Their … with a passion for testing and high code quality Degree in Computer Science, Software Engineering or STEM subject A good personality – team player with excellent communication skills! No previous lowlatency or multithreading experience needed just an interest in doing it!! Please do not hesitate to reach out direct for further details! sberry@hunterbond.com More ❯