equivalent) • Solid understanding of architectural patterns: microservices, event sourcing, domain-driven design • Proficiency with SQL and NoSQL databases in high-volume environments • Strong async/await, multi-threading, and concurrentprogramming skills Domain Knowledge: • Deep understanding of financial products: equity derivatives, fixed income instruments, structured products • Knowledge of trade lifecycle, pricing models, risk calculations, and market data handling More ❯
equivalent) • Solid understanding of architectural patterns: microservices, event sourcing, domain-driven design • Proficiency with SQL and NoSQL databases in high-volume environments • Strong async/await, multi-threading, and concurrentprogramming skills Domain Knowledge: • Deep understanding of financial products: equity derivatives, fixed income instruments, structured products • Knowledge of trade lifecycle, pricing models, risk calculations, and market data handling More ❯
willingness to work as part of a collaborative environment Skilled in software testing methodologies including TDD Strong knowledge of object-oriented design and development skills Highly Desirable: Experience with concurrentprogramming techniques, parallelism, and threading Experience working with distributed systems and microservice architectures Experience with high-scalability projects involving cloud-based infrastructure design and implementation Microsoft certified status More ❯
Take ownership of end-to-end performance, from network to JVM tuning. Contribute to a high-performing, globally distributed engineering team. Technical Environment Core Java, Aeron, lock-free/concurrentprogramming 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 More ❯
Take ownership of end-to-end performance, from network to JVM tuning. Contribute to a high-performing, globally distributed engineering team. Technical Environment Core Java, Aeron, lock-free/concurrentprogramming 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 More ❯
Take ownership of end-to-end performance, from network to JVM tuning. Contribute to a high-performing, globally distributed engineering team. Technical Environment Core Java, Aeron, lock-free/concurrentprogramming 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 More ❯
Take ownership of end-to-end performance, from network to JVM tuning. Contribute to a high-performing, globally distributed engineering team. Technical Environment Core Java, Aeron, lock-free/concurrentprogramming 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 More ❯
london (city of london), south east england, united kingdom
Vertus Partners
Take ownership of end-to-end performance, from network to JVM tuning. Contribute to a high-performing, globally distributed engineering team. Technical Environment Core Java, Aeron, lock-free/concurrentprogramming 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 More ❯
South West London, London, United Kingdom Hybrid / WFH Options
Run-Time Group Ltd
Job Title: Mid-Senior Java Engineer Location: London (Hybrid - 2-3 days in-office) Salary: Up to £85,000 per annum + Benefits Sector: Financial Services About the Role: We are seeking a Senior-Level Java Engineer to join a More ❯
C++ Strong understanding of data structures, algorithms and high-performance application design Solid understanding of TCP/UDP standards and network protocols Experience with writing low latency single and concurrent threaded applications Working practices are relaxed, as is the office environment. They want to get the best out of you and give you an environment where you can do More ❯
C++ Strong understanding of data structures, algorithms and high-performance application design Solid understanding of TCP/UDP standards and network protocols Experience with writing low latency single and concurrent threaded applications Working practices are relaxed, as is the office environment. They want to get the best out of you and give you an environment where you can do More ❯
offering the opportunity to work on real-time, high-throughput systems within a fast-paced and innovative trading environment. The ideal candidate will be an 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 … Streams , Akka , Eclipse Vert.x , or Apache Flink . Utilize multithreading , concurrency models , and Executor Services to optimize system performance and throughput. Write clean, efficient, and maintainable code using functional programming paradigms in Java. Follow and promote SOLID principles , unit testing , and other modern software development best practices. Collaborate closely with quants, traders, and other developers in a fast-paced … timelines. Key Requirements: 6+ years of hands-on Java development experience, preferably in front office systems (e.g., trading platforms, pricing engines, market data systems). Proven expertise in reactive programming (Kafka Streams, Akka, Vert.x, Flink). Solid understanding of multithreading and Executor Services in Java. Strong background in functional programming and Java 8+ features. Adherence to robust engineering More ❯
offering the opportunity to work on real-time, high-throughput systems within a fast-paced and innovative trading environment. The ideal candidate will be an 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 … Streams , Akka , Eclipse Vert.x , or Apache Flink . Utilize multithreading , concurrency models , and Executor Services to optimize system performance and throughput. Write clean, efficient, and maintainable code using functional programming paradigms in Java. Follow and promote SOLID principles , unit testing , and other modern software development best practices. Collaborate closely with quants, traders, and other developers in a fast-paced … timelines. Key Requirements: 6+ years of hands-on Java development experience, preferably in front office systems (e.g., trading platforms, pricing engines, market data systems). Proven expertise in reactive programming (Kafka Streams, Akka, Vert.x, Flink). Solid understanding of multithreading and Executor Services in Java. Strong background in functional programming and Java 8+ features. Adherence to robust engineering More ❯
offering the opportunity to work on real-time, high-throughput systems within a fast-paced and innovative trading environment. The ideal candidate will be an 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 … Streams , Akka , Eclipse Vert.x , or Apache Flink . Utilize multithreading , concurrency models , and Executor Services to optimize system performance and throughput. Write clean, efficient, and maintainable code using functional programming paradigms in Java. Follow and promote SOLID principles , unit testing , and other modern software development best practices. Collaborate closely with quants, traders, and other developers in a fast-paced … timelines. Key Requirements: 6+ years of hands-on Java development experience, preferably in front office systems (e.g., trading platforms, pricing engines, market data systems). Proven expertise in reactive programming (Kafka Streams, Akka, Vert.x, Flink). Solid understanding of multithreading and Executor Services in Java. Strong background in functional programming and Java 8+ features. Adherence to robust engineering More ❯
Role: Principal Software Engineer Salary: 70,00080,000 DOE Location: Cambridge Were looking for a Principal Software Engineer to lead the design and optimisation of mission-critical communication systems. Youll shape technical direction, ensure performance and scalability, and mentor a More ❯
HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all More ❯
HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all More ❯
Role: Principal Software Engineer Salary: £70,000–£80,000 DOE Location: Cambridge We’re looking for a Principal Software Engineer to lead the design and optimisation of mission-critical communication systems. You’ll shape technical direction, ensure performance and scalability More ❯
Have you got experience leading a team while remaining hands-on and technically involved? Senior Java Developer FX Trading Salary : up to 120k + bonus Location : London office 3 days a week We are delighted to be continuing our longstanding More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Understanding Recruitment
Have you got experience leading a team while remaining hands-on and technically involved? Senior Java Developer – FX Trading Salary : up to £120k + bonus Location : London office 3 days a week We are delighted to be continuing our longstanding More ❯
Have you got experience leading a team while remaining hands-on and technically involved? Senior Java Developer – FX Trading Salary : up to £120k + bonus Location : London office 3 days a week We are delighted to be continuing our longstanding 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 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 More ❯
Senior Software Engineer (C#/.NET) 📍 Remote-first (UK) | 💰 Up to £100k + benefits | 🕓 Permanent We’re supporting a fast-growing fintech fx platform that builds institutional-grade trading and risk-management systems used by global corporates and investment managers. 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 More ❯
