scale to meet the growing demands of business event processing and data management. Key Responsibilities: Develop, implement, and maintain highly performant, secure, and scalable Java applications. Java Server Side ConcurrentProgramming with Spring Boot (Core Spring) Leverage Kafka or other message queue systems to handle asynchronous processing. Design, optimize, and maintain MongoDB (NoSQL) database schemas. Craft and optimize More ❯
scale to meet the growing demands of business event processing and data management. Key Responsibilities: Develop, implement, and maintain highly performant, secure, and scalable Java applications. Java Server Side ConcurrentProgramming with Spring Boot (Core Spring) Leverage Kafka or other message queue systems to handle asynchronous processing. Design, optimize, and maintain MongoDB (NoSQL) database schemas. Craft and optimize More ❯
london (city of london), south east england, united kingdom
Nicoll Curtin
scale to meet the growing demands of business event processing and data management. Key Responsibilities: Develop, implement, and maintain highly performant, secure, and scalable Java applications. Java Server Side ConcurrentProgramming with Spring Boot (Core Spring) Leverage Kafka or other message queue systems to handle asynchronous processing. Design, optimize, and maintain MongoDB (NoSQL) database schemas. Craft and optimize More ❯
scale to meet the growing demands of business event processing and data management. Key Responsibilities: Develop, implement, and maintain highly performant, secure, and scalable Java applications. Java Server Side ConcurrentProgramming with Spring Boot (Core Spring) Leverage Kafka or other message queue systems to handle asynchronous processing. Design, optimize, and maintain MongoDB (NoSQL) database schemas. Craft and optimize More ❯
Manchester, Lancashire, United Kingdom Hybrid / WFH Options
bet365
languages. Our focus on In-Play betting has solidified our market-leading position, offering an unmatched experience across 96 sports and 700,000 streaming events. With over 750 concurrent sporting fixtures at peak and more live sports streamed than anyone else in Europe, we handle over 6 billion HTTP requests daily and process more than 2 million bets per … customers to settle bets early, offering real-time prices, both pre-game and in-play. This is one of the largest distributed applications within the Business, handling millions of concurrent transactions, with ingest rates exceeding 50k messages per second. We are currently undertaking the rollout and continued development of a new Cashout platform written in Go. This position offers … high-performance distributed systems and real-time data processing. While Go will be your primary language, the transition from Erlang applications will offer a unique opportunity to explore functional programming and expand your technical skillset. This role is eligible for inclusion in the Company's hybrid working from home policy. Qualifications Proficiency in Go 1.22+ with modern toolchain. Strong More ❯
their team. You will be an excellent fit for this Core Java Engineer position if you: Have built scalable software from scratch Use Core Java concepts, including Low Latency , ConcurrentProgramming & Multithreading Are used to working in a fast-paced environment Work in the financial industry e.g. Bank, Hedge Fund/Asset Management, FinTech Have clear experience with More ❯
london, south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
their team. You will be an excellent fit for this Core Java Engineer position if you: Have built scalable software from scratch Use Core Java concepts, including Low Latency , ConcurrentProgramming & Multithreading Are used to working in a fast-paced environment Work in the financial industry e.g. Bank, Hedge Fund/Asset Management, FinTech Have clear experience with More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
their team. You will be an excellent fit for this Core Java Engineer position if you: Have built scalable software from scratch Use Core Java concepts, including Low Latency , ConcurrentProgramming & Multithreading Are used to working in a fast-paced environment Work in the financial industry e.g. Bank, Hedge Fund/Asset Management, FinTech Have clear experience with More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Understanding Recruitment
their team. You will be an excellent fit for this Core Java Engineer position if you: Have built scalable software from scratch Use Core Java concepts, including Low Latency , ConcurrentProgramming & Multithreading Are used to working in a fast-paced environment Work in the financial industry e.g. Bank, Hedge Fund/Asset Management, FinTech Have clear experience with More ❯
Holistic approach to problem solving; you are able to see the 'bigger picture' of your work Exceptional systems knowledge Exceptional Linux knowledge Strong networking knowledge (TCP/IP) Strong concurrentprogramming ability (C++) Experienced working with distributed systems ( Desirable ) Experience working in the cloud (AWS, GCP, Azure etc.,) ( Desirable ) Experience working with containers Full details are available. Please More ❯
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Platform Recruitment Limited
Holistic approach to problem solving; you are able to see the 'bigger picture' of your work Exceptional systems knowledge Exceptional Linux knowledge Strong networking knowledge (TCP/IP) Strong concurrentprogramming ability (C++) Experienced working with distributed systems ( Desirable ) Experience working in the cloud (AWS, GCP, Azure etc.,) ( Desirable ) Experience working with containers Full details are available. Please More ❯
Must have 2+ year experience with SQL, or a comparable relational database Solid understanding of TCP/UDP standards and network protocols Experience with writing low latency single and concurrent threaded applications Understanding of the C++ development life cycle and tooling on RHEL Linux Exposure to the FIX protocol Exposure to test-driven development Working practices are relaxed, as More ❯
Must have 2+ year experience with SQL, or a comparable relational database Solid understanding of TCP/UDP standards and network protocols Experience with writing low latency single and concurrent threaded applications Understanding of the C++ development life cycle and tooling on RHEL Linux Exposure to the FIX protocol Exposure to test-driven development Working practices are relaxed, as 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 ❯
and C++ application development absolutely required. (At least 4 years) Strong appreciation for testing and ideally experience working in a TDD way is needed. Experience in STL, Boost, multithreading, concurrent systems This firm care a lot about performance, low latency, high throughput and the challenges it presents – so should you. This is a truly welcoming and inclusive business who More ❯
london (city of london), south east england, united kingdom
Harrington Starr
and C++ application development absolutely required. (At least 4 years) Strong appreciation for testing and ideally experience working in a TDD way is needed. Experience in STL, Boost, multithreading, concurrent systems This firm care a lot about performance, low latency, high throughput and the challenges it presents – so should you. This is a truly welcoming and inclusive business who More ❯
Cambridge, England, United Kingdom Hybrid / WFH Options
The ONE Group Ltd
APIs and version control (Git) Able to work independently and take full ownership of features Nice to Have: Experience with FastAPI, Flask, or Django Knowledge of asyncio or asynchronous programming Familiarity with CI/CD and cloud environments (AWS/GCP) Working Model: Hybrid role – regular attendance required at Cambridge office More ❯
APIs and version control (Git) Able to work independently and take full ownership of features Nice to Have: Experience with FastAPI, Flask, or Django Knowledge of asyncio or asynchronous programming Familiarity with CI/CD and cloud environments (AWS/GCP) Working Model: Hybrid role - regular attendance required at Cambridge office More ❯
cambridge, east anglia, united kingdom Hybrid / WFH Options
The ONE Group Ltd
APIs and version control (Git) Able to work independently and take full ownership of features Nice to Have: Experience with FastAPI, Flask, or Django Knowledge of asyncio or asynchronous programming Familiarity with CI/CD and cloud environments (AWS/GCP) Working Model: Hybrid role regular attendance required at Cambridge office More ❯
and family support Employee giving match Mobile phone stipend Take Care of Yourself R&R days so you can rest and recharge Generous wellness reimbursement and weekly onsite & virtual programming Generous vacation policy - work with your manager to take time off when you need it Industry-leading parental leave policies. Family planning benefits. Catered lunches, fully-stocked kitchens with More ❯
and family support Employee giving match Mobile phone stipend Take Care of Yourself R&R days so you can rest and recharge Generous wellness reimbursement and weekly onsite & virtual programming Generous vacation policy - work with your manager to take time off when you need it Industry-leading parental leave policies. Family planning benefits. Catered lunches, fully-stocked kitchens with More ❯
london, south east england, united kingdom Hybrid / WFH Options
Morson Edge (Financial Services)
involves designing and developing distributed systems that are highly scalable, resilient, and able to handle large transaction volumes. The environment is highly agile, with a strong focus on pair programming, TDD and BDD, and youll have the chance to influence technical decisions and shape how new features are delivered. Tech environment Java 17, Spring, Spring Boot Reactive programming … Microservices architecture Kafka, JMS, RabbitMQ, ActiveMQ Docker/Kubernetes, AWS, MongoDB What were looking for Solid hands-on experience with Java 11+ (ideally Java 21) Good understanding of Reactive Programming concepts with Akka, WebFlux, RxJava etc. Experience working with microservices and distributed systems Background with Kafka and JMS related messaging tools Knowledge of multithreading, concurrency, and performance tuning Familiarity More ❯
involves designing and developing distributed systems that are highly scalable, resilient, and able to handle large transaction volumes. The environment is highly agile, with a strong focus on pair programming, TDD and BDD, and you'll have the chance to influence technical decisions and shape how new features are delivered. Tech environment Java 17, Spring, Spring Boot Reactive programming … architecture Kafka, JMS, RabbitMQ, ActiveMQ Docker/Kubernetes, AWS, MongoDB What we're looking for Solid hands-on experience with Java 11+ (ideally Java 21) Good understanding of Reactive Programming concepts with Akka, WebFlux, RxJava etc. Experience working with microservices and distributed systems Background with Kafka and JMS related messaging tools Knowledge of multithreading, concurrency, and performance tuning Familiarity More ❯
london (wimbledon), south east england, united kingdom Hybrid / WFH Options
Morson Edge (Financial Services)
involves designing and developing distributed systems that are highly scalable, resilient, and able to handle large transaction volumes. The environment is highly agile, with a strong focus on pair programming, TDD and BDD, and you’ll have the chance to influence technical decisions and shape how new features are delivered. Tech environment Java 17, Spring, Spring Boot Reactive programming … architecture Kafka, JMS, RabbitMQ, ActiveMQ Docker/Kubernetes, AWS, MongoDB What we’re looking for Solid hands-on experience with Java 11+ (ideally Java 21) Good understanding of Reactive Programming concepts with Akka, WebFlux, RxJava etc. Experience working with microservices and distributed systems Background with Kafka and JMS related messaging tools Knowledge of multithreading, concurrency, and performance tuning Familiarity More ❯
london, south east england, united kingdom Hybrid / WFH Options
Quant Capital
SDLC, from requirements gathering to deployment and support What Were Looking For 36 years of professional software engineering experience Strong academic grounding in algorithms and data structures Experience with concurrentprogramming and asynchronous systems Familiarity with distributed systems, microservices-based architectures Commitment to clean, disciplined software engineering practices Proficiency in Go, JavaScript, Java, C++ or other similar statically More ❯