and low-level design documents. Be hands-on with coding in Java (latest versions) and guide teams on best practices. Drive adoption of modern architecture principles like Microservices , Event-Driven Architecture , CQRS , and SAGA patterns . Define and enforce coding standards, performance tuning, and best practices. Select appropriate AWS services and design cloud-native architectures with cost, scalability More ❯
Server-Driven UI • Experience with Web Assembly (WASM), Service Workers and Progressive Web Apps • Experience with Go services deployed to Kubernetes • Experience with Microservices, gRPC, containerisation and Event-driven architectures. • Some experience managing Cloud resources, infrastructure as code, and site reliability engineering. We are an equal opportunity employer and value diversity at our company. We do not More ❯
BFF) patterns, and mobile performance optimization. • Experience with NoSQL databases (e.g., MongoDB, Cassandra). • Familiarity with cloud platforms (AWS, GCP, Azure) and container orchestration (Kubernetes). • Knowledge of event-driven or reactive architectures, messaging systems (Kafka, RabbitMQ), or domain-driven design (DDD). • Agile development experience using tools like Jira, Confluence, and participation in SAFe or Scrum More ❯
City of London, London, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
knowledge of microservices and Cloud (AWS or Azure) experience, ideally you'll have some experience with Docker/Kubernetes, EKS You have a good understanding of CQRS and eventdriven architectures Ideally you will also have some front end development experience with JavaScript/TypeScript/React.js or Angular You have strong analytical and problem solving skills You More ❯
recover gracefully. You’ll have the space to experiment and the responsibility to stabilise when it counts. You’ll work across AWS and GCP, using a modern, containerized, event-driven stack. From real-time data processing to batch workflows, from APIs to backend services, you’ll help evolve our data fabric — the foundation for how data flows and … generates value across the business. What you’ll be doing: -Design and build real-time, event-driven, and batch data pipelines using Python. -Develop and deploy containerized microservices using Docker, running in ECS Fargate or similar cloud-native environments. -Work across AWS and GCP, leveraging services like Lambda, Kinesis, SQS, EventBridge, AWS Batch, Spark, and BigQuery to power More ❯
City of London, London, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
knowledge of microservices and Cloud (AWS or Azure) experience, ideally you'll have some experience with Docker/Kubernetes, EKS You have a good understanding of CQRS and eventdriven architectures Ideally you will also have some front end development experience with JavaScript/TypeScript/React.js or Angular You have strong analytical and problem solving skills You More ❯
Unix/Linux experience • Relevant degree in a numeric discipline, or equivalent work experience • Excellent written and spoken English Added bonus if you have: • Oracle Experience • Experience of event-driven distributed messaging (e.g. Kafka) • Experience of financial markets and the trade lifecycle beneficial • C# and any GUI development experience If you believe you have the experience required, please More ❯
City of London, London, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
management solution used within the government, defence and other public sector clients. As a Lead Java Developer you will take a lead role in designing and developing secure, eventdriven, distributed backend systems for real-time operations, resilience and extensibility. You'll collaborate with engineers across the full stack to integrate backend services with Identity and Access control … London office once a week. About you: You have significant experience as a backend focussed Java software engineering with leadership responsibilities You have strong Spring Boot, Kafka and eventdriven microservices experience with high throughput You have leadership, mentoring and coaching skills You have a strong understanding of system-level concerns: observability, availability, resilience You have experience working More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Tiro Partners
Type: Full-time, Permanent Salary: £60,000 - £85,000 per annum + benefits Domain: Retail/Hospitality/Consumer Tech Tech Stack: Rust, Cloud (AWS/GCP), Microservices, Event-driven architecture Why join us: Work for a globally recognised consumer brand with a strong tech investment roadmap Use Rust daily to build real-world systems at scale, in … background in retail tech, hospitality platforms, or consumer product engineering What you'll do: Build and maintain critical services and APIs in Rust Help design and evolve our event-driven microservice ecosystem using Rust as a core language Write high-performance code to support large-scale data and transaction flows Contribute to team-wide standards and architectural best More ❯
Employment Type: Permanent
Salary: £65000 - £80000/annum bonus, hybrid working
City of London, London, United Kingdom Hybrid / WFH Options
McGregor Boyall Associates Limited
Strong focus on performance optimization, testing, and system reliability Highly Valued Experience Trading strategy development (benchmark tracking, liquidity seeking, dark pool algorithms) Low latency messaging platforms (Solace, 29West) Event-driven programming and publish/subscribe architectures Agile development methodologies About Them A truly global organisation operating from 60+ offices across 27 countries, with over 150 years of market More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Client Server
payments technology company that is revolutionising the payments industry to Africa, improving speed, cost and reliability. As a Backend Software Engineer you'll focus on backend system design, eventdriven architecture and APIs with a focus on scalability and reliability. You'll join a small, collaborative, Agile team working on 2 week sprints, you'll be a key … in the UK). About you: You're an experience backend focussed Software Engineer with strong commercial Go/Golang development experience You have experience with system design, eventdriven architectures, Kafka, API development You have a product based mindset and commercial acumen You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data More ❯
with offices across Europe, North America and Asia. Their teams trade all traditional asset classes and cover a mix of MM/HFT, Stat Arb, Quant Macro, and Event-Driven strategies. The firm is looking for Junior Quantitative Researchers to be responsible for end-to-end strategy research. This is an excellent opportunity for PhD and Master’s More ❯
experience with Python, Django Are open to learning across the full tech stack Communicate clearly and effectively across disciplines Enjoy contributing to both technical and product conversations Understand event-driven systems and declarative programming principles Have collaborated successfully within distributed teams What we can offer you: £50,000-£85,000 Continuous learning and professional development Private medical insurance More ❯