of object-oriented programming, data structures, and design patterns. Familiarity with market risk, credit risk, or counterparty risk concepts. Experience with messaging systems (e.g., Solace, Kafka, or RabbitMQ) and distributed architecture. Solid understanding of multi-threaded and low-latency system design. Exposure to quant libraries, risk factor decomposition, or sensitivities is a strong plus. More ❯
of object-oriented programming, data structures, and design patterns. Familiarity with market risk, credit risk, or counterparty risk concepts. Experience with messaging systems (e.g., Solace, Kafka, or RabbitMQ) and distributed architecture. Solid understanding of multi-threaded and low-latency system design. Exposure to quant libraries, risk factor decomposition, or sensitivities is a strong plus. More ❯
and FX. Preferred Technical Skills Core Java 11+ , multithreading, lock-free programming. Low-latency messaging (Aeron, Chronicle Queue, Kafka). Market-making and execution algo frameworks . Familiarity with distributed architectures and cloud-native Java . What's on Offer Direct front-office impact on the Rates eTrading desk. Close collaboration with quants and traders on model integration and More ❯
and FX. Preferred Technical Skills Core Java 11+ , multithreading, lock-free programming. Low-latency messaging (Aeron, Chronicle Queue, Kafka). Market-making and execution algo frameworks . Familiarity with distributed architectures and cloud-native Java . What's on Offer Direct front-office impact on the Rates eTrading desk. Close collaboration with quants and traders on model integration and More ❯
london (city of london), south east england, united kingdom
McGregor Boyall
and FX. Preferred Technical Skills Core Java 11+ , multithreading, lock-free programming. Low-latency messaging (Aeron, Chronicle Queue, Kafka). Market-making and execution algo frameworks . Familiarity with distributed architectures and cloud-native Java . What's on Offer Direct front-office impact on the Rates eTrading desk. Close collaboration with quants and traders on model integration and More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Salt Search
wants to deepen their expertise in Java microservices , cloud technologies, and Agile delivery . What You'll Be Doing Designing, developing, testing, and deploying Java-based microservices within a distributed, cloud-native environment Working as part of a dedicated feature team , collaborating closely with engineers, architects, and business analysts Producing high-quality, maintainable software that meets both functional and … What We're Looking For Proven experience developing Java software with a strong understanding of object-oriented principles and design patterns Hands-on experience delivering microservices and working within distributed system architectures Knowledge of Agile delivery methods , including CI/CD pipelines and test automation frameworks Strong understanding of programming best practices around security, availability, performance, and observability Excellent More ❯
rapidly scaling Series A DeepTech start-up that's quickly earning a reputation for its AI-driven product, trusted by global customers. Their technology sits at the intersection of distributed systems, AI/ML, and unstructured data helping organisations make sense of complex, multilingual information to deliver insights people can actually trust. This is a business solving genuinely hard … Ruby , and the platform is hosted on AWS (with migration to GCP underway). What You'll Do Design and build scalable microservices in Go , contributing to a growing distributed architecture. Develop intuitive, performant React components that enhance the user experience. Collaborate with Product and Design teams to turn complex requirements into elegant technical solutions. Write clean, testable, and More ❯
london, south east england, united kingdom Hybrid / WFH Options
WeDo
a rapidly scaling Series A DeepTech start-up thats quickly earning a reputation for its AI-driven product, trusted by global customers. Their technology sits at the intersection of distributed systems, AI/ML, and unstructured data helping organisations make sense of complex, multilingual information to deliver insights people can actually trust. This is a business solving genuinely hard … and Ruby , and the platform is hosted on AWS (with migration to GCP underway). What Youll Do Design and build scalable microservices in Go , contributing to a growing distributed architecture. Develop intuitive, performant React components that enhance the user experience. Collaborate with Product and Design teams to turn complex requirements into elegant technical solutions. Write clean, testable, and More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
WeDo
a rapidly scaling Series A DeepTech start-up thats quickly earning a reputation for its AI-driven product, trusted by global customers. Their technology sits at the intersection of distributed systems, AI/ML, and unstructured data helping organisations make sense of complex, multilingual information to deliver insights people can actually trust. This is a business solving genuinely hard … and Ruby , and the platform is hosted on AWS (with migration to GCP underway). What Youll Do Design and build scalable microservices in Go , contributing to a growing distributed architecture. Develop intuitive, performant React components that enhance the user experience. Collaborate with Product and Design teams to turn complex requirements into elegant technical solutions. Write clean, testable, and More ❯
slough, south east england, united kingdom Hybrid / WFH Options
WeDo
rapidly scaling Series A DeepTech start-up that’s quickly earning a reputation for its AI-driven product, trusted by global customers. Their technology sits at the intersection of distributed systems, AI/ML, and unstructured data helping organisations make sense of complex, multilingual information to deliver insights people can actually trust. This is a business solving genuinely hard … Ruby , and the platform is hosted on AWS (with migration to GCP underway). What You’ll Do Design and build scalable microservices in Go , contributing to a growing distributed architecture. Develop intuitive, performant React components that enhance the user experience. Collaborate with Product and Design teams to turn complex requirements into elegant technical solutions. Write clean, testable, and More ❯
london, south east england, united kingdom Hybrid / WFH Options
SGI
with quants, data scientists and portfolio managers to design, build and optimise analytical tools, data platforms and trading applications. This is a highly technical role with scope to influence architecture, mentor engineers and raise the bar on engineering standards. 📍London, Hybrid working 💷Competitive Salary + Bonus, benefits 📆Permanent Role What You’ll Do Design, develop and maintain scalable Python … Lead on performance tuning, code quality, testing, and CI/CD practices. Improve latency, reliability and observability of data-driven processes. Contribute to modernising legacy systems towards cloud-native, distributed architectures. What We’re Looking For Strong expertise in Python (typically 6+ years) building production-grade software in financial services, trading or data-intensive domains. Solid grasp of data … structures, algorithms and software design . Experience with cloud platforms ( AWS/Azure ), distributed data platforms or data warehouses. Familiarity with quantitative analysis, risk models or front-office systems is advantageous. Proven track record of leading projects or mentoring engineers. A pragmatic, test-first mindset and great collaboration skills. Why Join Work for a respected global investment firm investing More ❯
slough, south east england, united kingdom Hybrid / WFH Options
SGI
with quants, data scientists and portfolio managers to design, build and optimise analytical tools, data platforms and trading applications. This is a highly technical role with scope to influence architecture, mentor engineers and raise the bar on engineering standards. 📍London, Hybrid working 💷Competitive Salary + Bonus, benefits 📆Permanent Role What You’ll Do Design, develop and maintain scalable Python … Lead on performance tuning, code quality, testing, and CI/CD practices. Improve latency, reliability and observability of data-driven processes. Contribute to modernising legacy systems towards cloud-native, distributed architectures. What We’re Looking For Strong expertise in Python (typically 6+ years) building production-grade software in financial services, trading or data-intensive domains. Solid grasp of data … structures, algorithms and software design . Experience with cloud platforms ( AWS/Azure ), distributed data platforms or data warehouses. Familiarity with quantitative analysis, risk models or front-office systems is advantageous. Proven track record of leading projects or mentoring engineers. A pragmatic, test-first mindset and great collaboration skills. Why Join Work for a respected global investment firm investing More ❯
london, south east england, united kingdom Hybrid / WFH Options
WeDo
rapidly scaling Series A DeepTech start-up that’s quickly earning a reputation for its AI-driven product, trusted by global customers. Their technology sits at the intersection of distributed systems, AI/ML, and unstructured data helping organisations make sense of complex, multilingual information to deliver insights people can actually trust. Our client is pushing for Series B … helping them achieve their next phase of growth. As a Senior Full Stack Engineer you will have the following experience: Designed and build scalable microservices, contributing to a growing distributed architecture. You can write code in at least 2 languages, preferably Java, C#, Python, Go, Ruby or Rust. Good React UI Development, however, probably consider yourself a stronger backend More ❯
slough, south east england, united kingdom Hybrid / WFH Options
WeDo
rapidly scaling Series A DeepTech start-up that’s quickly earning a reputation for its AI-driven product, trusted by global customers. Their technology sits at the intersection of distributed systems, AI/ML, and unstructured data helping organisations make sense of complex, multilingual information to deliver insights people can actually trust. Our client is pushing for Series B … helping them achieve their next phase of growth. As a Senior Full Stack Engineer you will have the following experience: Designed and build scalable microservices, contributing to a growing distributed architecture. You can write code in at least 2 languages, preferably Java, C#, Python, Go, Ruby or Rust. Good React UI Development, however, probably consider yourself a stronger backend More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
WeDo
rapidly scaling Series A DeepTech start-up that’s quickly earning a reputation for its AI-driven product, trusted by global customers. Their technology sits at the intersection of distributed systems, AI/ML, and unstructured data helping organisations make sense of complex, multilingual information to deliver insights people can actually trust. Our client is pushing for Series B … helping them achieve their next phase of growth. As a Senior Full Stack Engineer you will have the following experience: Designed and build scalable microservices, contributing to a growing distributed architecture. You can write code in at least 2 languages, preferably Java, C#, Python, Go, Ruby or Rust. Good React UI Development, however, probably consider yourself a stronger backend More ❯