1 to 25 of 32 Part-Time Ultra-Low Latency Jobs in the UK

seeking a Senior Network Engineer to support a leading High-Frequency Trading (HFT) client. This is a high-impact role focused on Ultra-Low Latency (ULL) network engineering, working onsite at the client’s prestigious offices. 💡 About the Role You’ll work closely with … Network Automation training will also be provided—perfect for an engineer looking to move into next-gen network skills! 🎯 Key Responsibilities Deliver low-latency, high-performance network solutions for Market Data and HFT applications. Drive new Venue Onboarding projects across global markets. Engineer and optimize multicast … is highly advantageous. Solid background in Market Data , ULL Networking , and/or Multicast environments. Previous experience in a financial services or low-latency environment would be ideal. Eagerness to learn automation and modern DevNet practices. 🌟 What’s on Offer Base Salary : £80,000 per annum More ❯

its multi-billion technology trading platform and looking for a candidate with strong technology experience across multiple disciplines, High-Frequency Trading, and Low Latency Environments. Software Engineers with expertise in C++ will be a part of the Core Infrastructure team which is responsible for designing, developing … and maintaining a low latency trading platform that is deployed globally. Skills Required: Have significant experience developing high-availability systems in C++ and Python with very tight resource/latency constraints Have a background in multi-threaded programming and a strong understanding of hardware … -sensitive business that involves solving remarkably complex problems Full life-cycle software development utilizing exotic hardware/software architectures for ultra-low latency trading systems This position offers a generous basic and bonus with huge career progression working for a world-leading More ❯

the chance to work across many areas of algorithmic trading, including: Their research platform, processing TBs of data daily The ultra-low-latency trading engine Their massive cloud computing analytics infra Who you are: An experienced C++ programmer, with Python experience a nice-to More ❯

and have the chance to grow and lead a team in the future. What You'll Do: You’ll develop ultra-low-latency trading systems in Java, leveraging modern cloud technologies on AWS. From crafting high-performance code to shaping the design of a More ❯

objectives, and support the recruitment and mentoring of top talent. Your role will center on developing FPGA-based solutions for ultra-low-latency trading systems, emphasizing hardware/software co-design to maximize performance and reliability. This position is fully remote, open to global More ❯

-fast network backbone behind next-generation AI. As a Senior Network Engineer , you’ll architect, deploy, and operate the ultra-low-latency network fabric that powers our GPU clusters. You'll work closely with our Systems, DevOps, and AI Platform teams to design More ❯

Low Latency Engineer | Fully Remote | Crypto Trading Systems We’re working with one of the leading names in Crypto, and they’re looking for a Low Latency Engineer to join their team and build out … a high-performance trading system - all while working fully remotely. Role Overview: As a key engineer, you’ll be responsible for developing ultra-low latency, high-throughput Java applications powering next-generation crypto trading. You’ll work closely with a world-class team in … innovative environment. What You'll Need: ✅ 8+ years of professional experience developing high-performance Java applications ✅ Proven background in designing and building low latency trading systems ✅ Bachelor’s degree in Computer Science or a STEM-related field ✅ Experience working in financial services (hedge funds, trading firms More ❯

Low Latency Java Developer London (Hybrid) Contract Outside IR35 ~£800-£1,000 (potential flex for top candidates) Source Technology have multiple high-performance Java developer … roles available on projects at a tier one investment bank across FX and Cash Equities. What You’ll Do: Develop and optimise ultra-low latency, high-throughput trading systems. Collaborate with traders, quants, and technology teams to enhance execution performance. Build solutions for trade … monitoring, reconciliation, and recovery. Implement automated testing and CI/CD best practices. What We’re Looking For: 10+ years' experience in low-latency Java (Java 11+) development. Expertise in JVM tuning, asynchronous programming, and high-performance messaging. Strong understanding of exchange connectivity, market data feeds More ❯

Senior Low-Latency Java Developer – FX Trading/FIX Integration 📍 Location: London (Remote with occasional onsite requirements) 🕒 Contract Duration: 6 to 12 months (Extension possible) We're looking for a seasoned Java developer to join our high-performing electronic trading team, helping drive low … Connect . You’ll work closely with trading and sales to deliver fast, reliable, and scalable systems. What You'll Do: Develop ultra-low latency, high-throughput server-side components for eTrading Build robust APIs and integrations with institutional trading platforms Optimize performance through … low GC design knowledge Solid understanding of FIX, REST APIs, distributed systems, and messaging They're looking for a senior, low-latency Java developer with FIX protocol experience , ideally someone who has already integrated FX Connect at a bank before — someone who can come More ❯

Ingenii Search are seeking a highly skilled C++ Developer with expertise in low-latency electronic trading systems to join a Equities Algorithmic Trading team on a contract. This role involves designing, developing, and optimising cutting-edge trading algorithms for high-frequency and low-latency … strong background in multi-threaded programming, and experience with performance optimisation at the hardware and software level. Duties: Design, develop, and optimize low-latency, high-throughput trading algorithms for equities. Implement and fine-tune high-performance C++ code for electronic trading strategies. Work closely with quants … traders, and infrastructure teams to improve execution quality and trading performance. Utilise profiling tools and performance tuning techniques to ensure ultra-low-latency execution. Monitor and troubleshoot live trading strategies in production. Background: Bachelor’s or Master’s degree in Computer Science, Engineering, Mathematics More ❯

With a growing FX trading franchise, a Global Investment Banking Firm seeks an experienced Front-Office Low-Latency Java Technical Lead. Key elements of the role include developing low-latency pricing, RFQ, and risk management applications, and directly interacting with the Quants … and Trading Teams. Key experience and skills required include knowledge of Market Making trading, Algo Containers, Pricing algorithms, Low Latency Pricing applications, TC/IP, UDP, Zero Garbage Collection, Multi-Threading and concurrent Java Software. The role offers a good mix of business exposure and technical … life Balance and Flexibility. Permanent Hybrid Working 2 Days a month in the office - City Location Desired Skills and Experience Ultra Low Latency Java EFX FX McGregor Boyall is an equal opportunity employer and do not discriminate on any grounds. More ❯

how AI workloads are executed at speed and scale. You’ll lead the design and implementation of software systems that run distributed, low-latency inference across clusters. You’ll work closely with hardware and ML teams to optimise every layer of the stack—from model representation … love to talk. Responsibilities Design and build high-performance systems for running AI/ML workloads across distributed compute clusters Optimise for ultra-low latency and real-time inference at scale—profiling, tuning, and rewriting critical systems as needed Identify and resolve performance bottlenecks More ❯

of C++, OS internals, CPU architecture, and networking hardware and protocols. Contribute to a distributed system that is on the Pareto frontier of latency and throughput. Ideal Candidate Experience: 3–8 years of front-office development experience … in a top-tier trading firm or bank Skills: Expert in C++ with hands-on experience building trading systems, ideally in an ultra-low latency environment. Experience in options, credit, FX, crypto or other financial domains is valuable Attributes: Highly skilled programmers who love More ❯

My client is a globally recognised quantitative proprietary trading firm with a dominant presence across major markets. They combine rigorous quantitative research, ultra-low latency technology, and robust risk management to deploy mid and high-frequency strategies across asset classes, including equities, fixed income … analyse market microstructure across global exchanges to improve execution and reduce slippage. Experience in backtesting strategies before live deployment. Work closely with low-latency engineers to enhance execution speed and infrastructure efficiency. Who They’re Looking For Proven track record of alpha generation : Sharpe Ratio ≥ 2.0 More ❯

Engineering for one of the most modern, high-performance FX trading firms the market has ever seen. They are renowned for their ultra-low latency, event-driven systems which have been utilised by almost every major trading firm, bank and fund in London. I More ❯

partnered with an innovative start up FinTech who specialise in providing market access and data from their ultra low-latency platform to financial service firms, leading exchanges and single dealers across digital assets, FIX and more. They are looking to hire a Senior C# … success of the companies core products. Key Requirements: Extensive C#, .NET development experience (5+ years) Strong experience developing highly scalable, low-latency applications Good hands on development experience with cloud based, microservice architecture (Docker, Kubernetes) Extensive experience with TDD and Event Driven Development. Independent self starter More ❯

Low Latency C++ Developer - Algorithmic Trading Location: London Salary: Competitive Join Europe’s fastest growing algorithmic trading firm. Since skyrocketing in 2023 they have continued to be one of the top performing funds, returning upwards of 30% in 2024. The environment is collaborative, their approach is … and the structure is flat, with no red tape and instant execution. You will be a key member of their Ultra Low Latency team, developing their cutting-edge low latency trading systems. You will handle design, development, validation, deployment, and … of market data handlers, trading gateways, trading platforms, and other systems surrounding it. Your present skill set: Excellent knowledge and experience in low latency Linux development using C++, STL and Boost Experience designing and implementing multithreaded and distributed systems Familiar with distributed network architecture Experience with More ❯

Senior Quantitative Engineer (Low-Latency Java | Crypto) London preferred | Amsterdam & remote (EU) considered Full-time | Competitive compensation A fast-growing, regulated crypto trading venue is looking for a Senior Quantitative Engineer to help build and optimise its next-gen spot and derivatives exchange. This is a … system that powers both institutional and sophisticated retail access to crypto markets. What You'll Do: Design, build and optimise ultra-low-latency exchange components (matching engine, risk, margin, liquidations) Launch new derivative products across crypto and traditional markets Work closely with clients, risk … and reliability Tune and enhance systems for nanosecond/microsecond-level latency What We’re Looking For: Proven expertise in low-latency Java Background in quant development, algorithmic trading , or market-making systems Strong academic or professional background in Mathematics, Physics, Computer Science, or More ❯

side institution is looking for a high-calibre C++ Engineer to join their elite systems team. You’ll help engineer ultra-low-latency platforms that power trading at the microsecond level—where every line of code counts. This is a rare opportunity to work … engineering, solving complex problems in a live production environment. 🔧 What You’ll Be Working On 🛠 Build and refine ultra-fast, low-latency trading infrastructure 🧬 Optimize systems at the CPU, cache, and memory layers 📈 Engineer efficient data structures and high-performance algorithms 🧩 Identify and eliminate More ❯

Comp Package (or equivalent) | Flexible Working Options - On-Site Preference] Are you a C++ expert with a passion for building ultra-low-latency trading infrastructure? Our client, a global quantitative trading firm, is searching for a Core C++ Developer to push the boundaries of … collaborate with top-tier engineers to develop trading systems at the cutting edge of technology... Key Responsibilities Design and optimise high-performance, low-latency trading infrastructure in modern C++ (C++17/20) Develop and fine-tune order execution and risk management systems, ensuring robustness and efficiency … Ensure fault tolerance and system resilience, maintaining seamless operation for continuous trading What You Bring... 3+ years of experience in high-performance, low-latency C++ development Proven ability to optimise network performance (TCP/UDP), including kernel bypass Expert-level proficiency in modern C++ (C++17/ More ❯

Contract C++ Engineer – Market Data Systems (Low Latency Focus) Location: Central London (Hybrid) Contract Duration: 12 months (with potential for extension), no sponsorship offered We're on the hunt for an experienced C++ engineer to join a small, sharp team building ultra-fast systems … this is your kind of project! The Mission You’ll be part of a team responsible for creating and refining low-latency market data pipelines—systems that are absolutely central to high-speed trading strategies. This involves deep systems-level work in Linux environments, contributing to … engineers to ensure clean, usable data across the business. What We're Looking For Proven experience solving (ultra) low-latency challenging problems in C++(version 17 or above). Bachelor's/Master's Degree in Computer Science, Software Engineering, or similar, from top More ❯

a core part of their mission to deliver the fastest, most reliable trading infrastructure in the space. What you’ll work on: Ultra-low latency trading systems Building and maintaining exchange connectivity across global venues Systems-level performance optimisation and tuning Working closely with … a genuine interest in Rust) Deep understanding of low-level systems and performance-critical environments Experience in HFT, trading infrastructure, or latency-sensitive systems A collaborative mindset – you’ll be working with both quants and fellow engineers daily The setup: Remote-first within Europe London preferred More ❯

within crypto/blockchain start-ups, investment banks, hedge funds, market makers, or proprietary trading firms. Key Responsibilities: Design, build, and optimise low-latency, high-throughput backend trading systems. Develop and maintain trading infrastructure such as market data feed handlers, algorithmic execution engines, backtesting frameworks, and … with crypto markets , particularly derivatives such as perpetual swaps, futures, and other digital assets. High-performance system design , focused on ultra-low-latency execution and high-throughput architectures. Excellent problem-solving ability , capable of designing scalable, high-quality technical solutions. Advocate for automated testing More ❯

A cutting-edge startup in Cambridge is seeking a visionary Head of FPGA to lead the design and development of ultra-low latency trading infrastructure. This is a unique opportunity to drive hardware strategy and oversee a talented engineering team at the forefront of … roadmap, with a sharp focus on ASIC design and high-performance FPGA solutions. Drive Design Excellence: Architect and oversee the development of low-latency, high-speed hardware systems that power next-generation trading platforms. Foster Collaboration: Work closely with software teams, system architects, and business stakeholders … to driving the team forward. You should have: Extensive FPGA Development Experience – Proficiency in VHDL/Verilog, with a strong understanding of low-latency optimisation. ASIC Design Mastery – A track record of delivering ASIC projects that meet demanding performance metrics. Strategic Vision and Leadership – Ability to More ❯

Platform Engineering Lead - Low Latency … A global successful hedge fund mid and high frequency hiring a platform engineer lead this person will be responsible for the global Ultra-Low Latency Platform engineering. This person will lead the design, deployment, and architecture of the high-performance platform to support the … Develop an in-depth understanding of existing application architecture and work on migration. Identify and implement solutions to optimize performance and maintain low latency Meet target dates in support of a fast-paced release cycle Bring to bear new technologies and approaches with continuous improvement in More ❯