24 of 24 Permanent Event-Driven Programming Jobs in London

Experience in building and maintaining robust, flexible APIs with an emphasis on scalability and performance. Asynchronous Programming: Deep understanding of event-driven programming and handling asynchronous processes in Node.js. Preferred Qualifications: Knowledge of building microservices architecture and handling distributed systems challenges. Familiarity More ❯

toolchains. Strong written and oral communication skills. Desire to work in a diverse team Knowledge and operational experience in developing and scaling event-driven services. Understanding of full-stack software development. Hands-on experience with Agile and Scrum software development methodologies. Why Join Us? At DistroKid More ❯

Django Developer who is extremely knowledgeable and a driven individual, you will be a Senior Engineer within a team designing and programming Django-based web applications. You will be a part of a cross-functional product team that is responsible for the full web application development … clean HTML (server-side templating in Django/Jinja) Basic CSS and JavaScript (basic knowledge of ReactJS is a plus) Familiarity with event-driven programming in Python (Django + Celery) Experience in developing secure web applications Experience in writing testable code - Unit/Integration More ❯

Django Developer who is extremely knowledgeable and a driven individual, you will be a Senior Engineer within a team designing and programming Django-based web applications. You will be a part of a cross-functional product team that is responsible for the full web application development … clean HTML (server-side templating in Django/Jinja) Basic CSS and JavaScript (basic knowledge of ReactJS is a plus) Familiarity with event-driven programming in Python (Django + Celery) Experience in developing secure web applications Experience in writing testable code - Unit/Integration More ❯

you'll do Work closely with industry experts to accelerate client implementations and optimise integration time. Contribute to the development of our event-driven architecture and loosely coupled systems. Improve user experiences and process efficiency across internal and external platforms. Collaborate with peers in a learning More ❯

you'll do Work closely with industry experts to accelerate client implementations and optimise integration time. Contribute to the development of our event-driven architecture and loosely coupled systems. Improve user experiences and process efficiency across internal and external platforms. Collaborate with peers in a learning More ❯

. Strong professional experience in Java , particularly in building backend systems where performance and reliability matter. Solid understanding of multithreading , concurrency , and event-driven programming. Familiarity with messaging systems and streaming technologies commonly used in real-time applications. Experience with frameworks like Vert.x & Akka/Kafka More ❯

are looking for a Software Engineer who is extremely knowledgeable and a driven individual, to assist the team in designing and programming web applications. You will be a part of a cross-functional product team that is responsible for the full web application development life cycle … side templating in Django/Jinja) Basic CSS and JavaScript (basic knowledge of ReactJS is a plus but not required) Familiarity with event-driven programming in Python (Django + Celery) Experience in developing secure web applications Experience in writing testable code - Unit/Integration More ❯

are looking for a Software Engineer who is extremely knowledgeable and a driven individual, to assist the team in designing and programming web applications. You will be a part of a cross-functional product team that is responsible for the full web application development life cycle … side templating in Django/Jinja) Basic CSS and JavaScript (basic knowledge of ReactJS is a plus but not required) Familiarity with event-driven programming in Python (Django + Celery) Experience in developing secure web applications Experience in writing testable code - Unit/Integration More ❯

drive architectural decisions and influence engineering best practices across teams on multiple projects. Guide and work across teams on system design patterns, event-driven architecture, and secure development practices. Lead technical deep dives and knowledge sharing in the teams, anticipating challenges and proposing solutions. Start influencing … levels of engineering. Strong experience in Java 17+, ideally with experience in using Spring Boot or Micronaut. Hands-on knowledge of Kafka, event-driven architecture, enterprise integration patterns and microservices. Solid understanding of payment systems and PSP integrations, including fraud, tokenisation, and settlement flows. Experience with More ❯

Software Engineer - Fixed Income Technology We are looking for a strong hands-on senior technologist to join our Global Fixed Income Technology team, based in London. Responsibilities Work with portfolio managers, business management and risk teams on Intraday Risk, Trade More ❯

modern data processing tools like pandas and polars to transform and analyze large datasets. Build async Python services using asyncio , and develop event-driven systems integrating AWS services (Lambda, SQS, EventBridge, ECS, etc.). Write reliable, maintainable, and well-tested code — using pytest , type hints , and … dataclasses . Collaborate with other engineers through pair or mob programming , pull request reviews, and knowledge-sharing sessions. Help improve our CI/CD pipelines and ensure code quality through automated testing , linting , and type checking . Contribute to our culture of pragmatic TDD/BDD , balancing speed … Good understanding of CI/CD pipelines , including test automation and code quality checks. Exposure to or appreciation of TDD, BDD, and collaborative programming practices (pair/mob programming). A calm, open, and humble approach to communication — you bring ideas to the table but are More ❯

modern data processing tools like pandas and polars to transform and analyze large datasets. Build async Python services using asyncio , and develop event-driven systems integrating AWS services (Lambda, SQS, EventBridge, ECS, etc.). Write reliable, maintainable, and well-tested code — using pytest , type hints , and … dataclasses . Collaborate with other engineers through pair or mob programming , pull request reviews, and knowledge-sharing sessions. Help improve our CI/CD pipelines and ensure code quality through automated testing , linting , and type checking . Contribute to our culture of pragmatic TDD/BDD , balancing speed … Good understanding of CI/CD pipelines , including test automation and code quality checks. Exposure to or appreciation of TDD, BDD, and collaborative programming practices (pair/mob programming). A calm, open, and humble approach to communication — you bring ideas to the table but are More ❯

Responsibilities: Python backend development using FastAPI, Pydantic, and related frameworks JavaScript (React) frontend development based on FIGMA designs KAFKA integration for building event-driven architectures Database development using CosmosDB and MongoDB Rapid prototyping (POC) and supporting production-level scalability Cloud-based system design and development with … Profile: Python development experience, preferably with FastAPI and modern backend frameworks React frontend development experience with modern JavaScript/TypeScript ecosystems KAFKA event-driven system design experience Strong academic background in a STEM discipline 0.5 to 3 years of commercial software development experience Inquisitive and creative More ❯

Responsibilities: Python backend development using FastAPI, Pydantic, and related frameworks JavaScript (React) frontend development based on FIGMA designs KAFKA integration for building event-driven architectures Database development using CosmosDB and MongoDB Rapid prototyping (POC) and supporting production-level scalability Cloud-based system design and development with … Profile: Python development experience, preferably with FastAPI and modern backend frameworks React frontend development experience with modern JavaScript/TypeScript ecosystems KAFKA event-driven system design experience Strong academic background in a STEM discipline 0.5 to 3 years of commercial software development experience Inquisitive and creative More ❯

modern data processing tools like pandas and polars to transform and analyze large datasets. Build async Python services using asyncio , and develop event-driven systems integrating AWS services (Lambda, SQS, EventBridge, ECS, etc.). Write reliable, maintainable, and well-tested code using pytest , type hints , and … dataclasses . Collaborate with other engineers through pair or mob programming , pull request reviews, and knowledge-sharing sessions. Help improve our CI/CD pipelines and ensure code quality through automated testing , linting , and type checking . Contribute to our culture of pragmatic TDD/BDD , balancing speed … Good understanding of CI/CD pipelines , including test automation and code quality checks. Exposure to or appreciation of TDD, BDD, and collaborative programming practices (pair/mob programming). A calm, open, and humble approach to communication you bring ideas to the table but are More ❯

strong Core Java knowledge, JDK 11+ 4+ years' of strong Python knowledge and enterprise level development experience Ability to develop high performance event-driven messaging systems Experience with implementing automated unit + regression testing into CI/CD development pipelines Strong understanding and experience with multi … threaded programming Highly desirable: Strong knowledge of Interest Rate Swap products (FRA/IRS/XCCY) Experience working with Bloomberg APIs (i.e. BPIPE, SAPI, DAPI) Experience with Java performance testing JavaScript + React experience Candidate should also be or have: A strong leader on technical design and solutions More ❯

strong Core Java knowledge, JDK 11+ 4+ years' of strong Python knowledge and enterprise level development experience Ability to develop high performance event-driven messaging systems Experience with implementing automated unit + regression testing into CI/CD development pipelines Strong understanding and experience with multi … threaded programming Highly desirable: Strong knowledge of Interest Rate Swap products (FRA/IRS/XCCY) Experience working with Bloomberg APIs (i.e. BPIPE, SAPI, DAPI) Experience with Java performance testing JavaScript + React experience Candidate should also be or have: A strong leader on technical design and solutions More ❯

you’ll help build and maintain the scalable backend infrastructure that powers our cutting-edge medical technologies. Expect to: Design and develop event-driven backend services and modern microservices architectures. Build robust data pipelines and optimise deployment processes. Work cross-functionally on architecture, testing strategies, and … curious, growth-minded engineer who’s excited to build something meaningful. You’ll need: 3+ years of experience in backend software development. Solid programming experience in Java or another object-oriented language. Hands-on experience with microservices, RESTful APIs, and cloud platforms (AWS, GCP, or Azure). Familiarity More ❯

you’ll help build and maintain the scalable backend infrastructure that powers our cutting-edge medical technologies. Expect to: Design and develop event-driven backend services and modern microservices architectures. Build robust data pipelines and optimise deployment processes. Work cross-functionally on architecture, testing strategies, and … curious, growth-minded engineer who’s excited to build something meaningful. You’ll need: 3+ years of experience in backend software development. Solid programming experience in Java or another object-oriented language. Hands-on experience with microservices, RESTful APIs, and cloud platforms (AWS, GCP, or Azure). Familiarity More ❯

infrastructure and skills that make our solutions indispensable to our clients. Tasks include: System Architecture: Design scalable, secure platform-based architectures (microservices, event-driven, etc) Python Development: Deliver projects in Python, ensuring high performance and scalability API Development: Design secure, scalable APIs Large-Scale Data Handling … Must-have experience Strong product-focus, owning end-to-end feature development and testing Extensive Python experience architecting platforms and microservices in event-driven and monolithic environments Experience with API development and a focus on performance and security Hands-on experience with AWS cloud services including More ❯

market microstructure of cash equities. Knowledge of liquid futures market structure is a bonus. Development Skills: Significant hands-on development experience in event-driven, real-time trading processes. Proficiency in C++ is preferred. If using Java, must demonstrate techniques that maximize runtime performance; proficiency with techniques … Electronic Engineering, Biochemistry, applied math, or statistics. Technical Skills: Strong programming skills in C++ or Java, with a focus on event-driven real-time trading processes. Analytical Skills: Excellent quantitative and analytical skills, with the ability to interpret complex data and develop actionable insights. More ❯

applications to power the future of payments. The Role As a Software Engineer, you will play a key role in developing asynchronous, event-driven systems that ensure speed, scalability, and resilience. You’ll work with Java 17+, Spring WebFlux, AKKA, Kafka and more to build solutions … Java 17) and Reactive Programming (Spring Framework, AKKA). Deep understanding of asynchronous request handling and distributed systems. Experience with event-driven architectures and real-time messaging (Kafka, JMS). Strong Agile experience as well as knowledge of TDD/BDD. If you haven More ❯

applications to power the future of payments. The Role As a Software Engineer, you will play a key role in developing asynchronous, event-driven systems that ensure speed, scalability, and resilience. You’ll work with Java 17+, Spring WebFlux, AKKA, Kafka and more to build solutions … Java 17) and Reactive Programming (Spring Framework, AKKA). Deep understanding of asynchronous request handling and distributed systems. Experience with event-driven architectures and real-time messaging (Kafka, JMS). Strong Agile experience as well as knowledge of TDD/BDD. If you haven More ❯