1 to 25 of 30 Contract Event-Driven Jobs in London

Senior Software Enginner

Hiring Organisation
INTEC SELECT LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£700 - £800 per day
Data Environments (SDEs), or similar secure data platforms. Experience with data governance, metadata services, data catalogues, or secure data access models. Exposure to event-driven architectures and streaming technologies such as Kafka, Flink, or Spark Streaming. Experience evaluating or contributing to open-source technologies. ...

Contract Software Engineer (Java & Kotlin)

Hiring Organisation
Spectrum IT Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £400/day
/CD. Excellent communication and problem-solving skills. Desirable Experience with Gradle. Experience working within Agile development teams. Knowledge of distributed systems and event-driven architectures. Contract Details Initial 2-month contract. Outside IR35. Hybrid working with office attendance in London every Wednesday. Immediate start available. Spectrum ...

Streaming/Event-Driven Engineer (Kafka Specialist)

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day
Streaming/Event-Driven Engineer (Kafka Specialist) 6-Month contract - Inside IR35 - up to £550 per day London based - hybrid working - 3 days a week on site We are seeking an experienced Streaming/Event-Driven Engineer (Kafka Specialist) to own and evolve our event-driven architecture and real-time data streaming platform. You will be responsible for designing, building and optimising scalable event-driven solutions that enable reliable, high-performance data movement across distributed systems. Working closely with engineering, architecture and platform teams, you will help establish best practices ...

Full Stack Java Developer - Active SC, Active NPPV3, Java

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day up to £550pd (Inside IR35)
Experience defining and consuming APIs using Swagger/OpenAPI. Experience with Gradle and database migration tooling such as Liquibase. Knowledge of Kafka and event-driven architectures. If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call ...

Integration Developer (Backend + DevOps)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£550 - £600 per day
Infrastructure as Code CI/CD pipelines (Harness and/or GitLab) Git (GitHub/GitLab) Observability tooling (Datadog, Grafana, etc.) Experience with event-driven architectures Understanding of Trunk-Based Development Strong awareness of release risk and deployment strategies Nice to Have Experience in regulated environments (financial services ...

Senior Full Stack Developer (React, JavaScript & C#.NET)

Hiring Organisation
Pontoon
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 per day
data pipelines and analytics is a plus. Power BI: Familiarity with developing dashboards and data models. Architecture: Knowledge of microservices, API design, and event-driven architectures. DevOps/CI/CD: Experience with Azure DevOps, GitLab, GitHub Actions, or similar tools. Cloud Platforms: Proficient in Azure … reports. CI/CD Implementation: Collaborate with DevSecOps to optimise CI/CD pipelines, ensuring automated testing and deployment. Architecture Contribution: Contribute to event-driven and distributed system designs using technologies like Kafka or Event Hub. Mentorship: Guide junior developers and foster a collaborative atmosphere within ...

Integration Specialist - Active SC, Azure Integration & PaaS

Hiring Organisation
Hays Technology
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £465/day Up to £465pd (Inside IR35)
Service Bus, Web Apps and Azure Functions. Active SC Clearance. Experience migrating services from Azure IaaS to Azure PaaS. Knowledge of API-led, event-driven and messaging-based integration patterns. Experience with REST APIs, JSON, XML and secure integrations. Strong understanding of Azure networking, Entra ID, managed identities ...

Integration Specialist - Active SC, Azure Integration & PaaS

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £465 per day
Service Bus, Web Apps and Azure Functions. Active SC Clearance. Experience migrating services from Azure IaaS to Azure PaaS. Knowledge of API-led, event-driven and messaging-based integration patterns. Experience with REST APIs, JSON, XML and secure integrations. Strong understanding of Azure networking, Entra ID, managed identities ...

Senior AI Engineer

Hiring Organisation
Vallum Associates
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£430 - £500/day
microservices Define AI governance patterns Troubleshoot production AI solutions Technologies Azure OpenAI Azure AI Foundry Semantic Kernel LangGraph MCP Azure AI Search Event-driven architectures ...

Data Validation Specialist

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £800/day Inside IR35 (Negotiable rate)
Dagster. Experience with market data providers such as Bloomberg, Refinitiv or ICE. Exposure to enterprise data management platforms. Knowledge of Kafka or other event-driven technologies. Experience supporting data governance or enterprise data architecture initiatives. Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced ...

Integration Architect - Kafka

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day
hands-on technical architecture position where you'll be responsible for shaping the future integration landscape, establishing architectural standards and building a modern event-driven ecosystem. You'll work closely with engineering leadership to create an integration capability centred around Kafka, microservices, cloud native technologies and API-first … mentor a high performing integration engineering team. Responsibilities Define and own the enterprise integration strategy across multiple business domains. Design a scalable, event-driven architecture using Kafka as the core messaging platform. Establish best practice integration patterns, architectural standards and governance. Build and help scale a modern integration ...

UI Architect

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £570 per day
solutions aligned to API-first backend services Establish reusable components, UI standards and enterprise design systems Define integration approaches with RESTful and event-driven services Ensure performance, security, and responsiveness across web applications Embed CI/CD, testing, and DevOps best practices within frontend teams Support containerised deployments … optimisation techniques such as lazy loading and code splitting Experience using AI development tools (e.g., GitHub Copilot) within engineering workflows Nice to Have Event-driven architecture experience (Kafka, async patterns) Observability tools (Prometheus, Grafana, ELK) Frontend security (OAuth2, JWT) Automated testing frameworks (Cypress, Playwright, Jest) Design systems ...

GIS Architect ArcGis

Hiring Organisation
Gazelle Global Consulting Ltd
Location
London, United Kingdom
Employment Type
Contract
environments Experience integrating GIS platforms with OSS/BSS, asset management and enterprise data platforms Strong understanding of APIs, microservices, ETL pipelines and event-driven architectures Experience with geodatabase design, versioning, network rules and data governance Knowledge of Azure and/or AWS cloud environments Ability to engage ...

Solutions Architect - Collateral Managment

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
€700 - €900.00 per day
following roles: Solution Architect Business Architect Domain Architect Application Architect Technical experience Experience with some of the following would be beneficial: Event-Driven Architecture Microservices REST APIs Integration Architecture Mainframe environments Cloud technologies Enterprise Architecture frameworks (TOGAF or similar) About you You'll be someone who can comfortably ...

MuleSoft Integration Architect

Hiring Organisation
Cadence Resourcing Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
solve complex technical challenges and support successful delivery. Key skills: MuleSoft Anypoint Platform Integration architecture & API-led design REST/SOAP, DataWeave and event-driven integrations Enterprise integration strategy and governance DevOps, CI/CD and Git ERP integration experience This is an initial 6-month contract, Outside ...

Solution Architect - Internal / Employee Communication

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650 per day + Outside IR35
platforms: Staffbase Workvivo Blink WorkJam Zipline Zebra Technologies Workforce Connect Key Skills Solution Architecture Enterprise Integration Digital Workplace Architecture Employee Experience Platforms API & Event-Driven Architecture Identity & Access Management SaaS Architecture Cloud Technologies (Azure preferred) Stakeholder Management Vendor Management Architecture Governance Security by Design Reasonable Adjustments: Respect ...

Head of Software Engineering (Hands on)

Hiring Organisation
Morgan Philips Group
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 900 - 1,000 Daily
back end, integration's, mobile engineering. Technology stack: Kotlin multi-platform (KMP), React, Next JS, C#, .NET, Azure Cloud and API/event-driven patterns. You will be required to be a strong senior individual contributor. Building teams from ground up Good with documentation and communication skills. Managing ...

Senior Java Engineer - FX eTrading

Hiring Organisation
Pontoon
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£800 - £900/day
services. Embrace the latest AI coding tools to enhance delivery speed, code quality, and developer experience. Key Accountabilities: Architect and Implement: Design scalable, event-driven, microservices-based backend components, including APIs, market data, order/risk workflows, and real-time streaming capabilities. Optimise Performance: Focus on improving latency … Proven experience in low latency design and patterns that enhance trading performance. Distributed Systems: Experience in designing and operating distributed systems, including microservices, event-driven architectures, and messaging/streaming solutions. Computer Science Fundamentals: Solid understanding of data structures, algorithms, concurrency, networking, and operating systems. E-Trading Knowledge ...

Interoperability and Cross Domain Architect

Hiring Organisation
Summer Browning Associates
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£NEG Excellent Day Rate
complex technology environments. Experience defining architecture standards and governance. Knowledge of information exchange architectures and integration patterns. Knowledge of API-based integration, messaging, event-driven architectures, and secure information exchange. Experience working with Import/Export (IMPEX) capabilities and controlled information exchange. (Desirable ...

Solution Architect

Hiring Organisation
INTEC SELECT LIMITED
Location
City of London, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£850 - £950 per day
delivering complex enterprise transformation programmes. Strong background across Microsoft technologies including Azure, .NET, Dynamics 365, and Power Platform. Experience designing API-led and event-driven integration solutions using Azure Integration Services. Experience producing architecture documentation including High Level Designs and solution design artefacts. Strong understanding of secure ...

Fullstack Developer

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £525 per day
Tech Stack Frontend JavaScript (ES6+) React (Vue or Angular experience will be considered) HTML5 CSS3 Responsive Web Development Backend PHP Laravel REST APIs Event-Driven Architecture Data & Platforms MySQL MongoDB/Couchbase Search Platforms (Solr, Constructor) Cloud & DevOps Google Cloud Platform (GCP) Docker CI/CD Pipelines Microservices … architecture and distributed systems Experience working within microservices environments Strong knowledge of MySQL and NoSQL databases such as MongoDB or Couchbase Experience with event-driven systems including RabbitMQ, Pub/Sub, or similar technologies Exposure to cloud environments, ideally GCP Experience with Docker and modern CI/ ...

Senior FX e Trading Java Developer

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£843 - £1,000 per day
latest AI coding tools to accelerate delivery, strengthen code quality, and enhance developer experience. What you’ll do Architect and implement scalable, event-driven, and microservices-based backend components, including APIs, market data, order/risk workflows, and real-time streaming. Optimize latency, throughput, and reliability across … deep expertise in: Core Java, multithreading/concurrency, performance tuning. Experience with low-latency design and patterns. Designing and operating distributed systems (microservices, event-driven architectures, messaging/streaming). Strong understanding of computer science fundamentals (data structures, algorithms, concurrency, networking, OS). Proven experience in e-trading ...

Integration Architect

Hiring Organisation
Third Nexus Group Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£85000 - £120000/annum
Define and own target-state integration architecture aligned with enterprise standards Lead end-to-end integration delivery across multiple systems and teams Design event-driven, API-first, cloud-native solutions (NATS, REST, async messaging) Create architecture artefacts (blueprints, APIs, ADRs) Act as integration authority across platforms and stakeholders … Mentor teams on integration patterns, API governance, and best practices Drive use of AI tools to improve development efficiency Tech Stack Integration: Event-driven architecture, NATS (or Kafka/Pulsar), messaging patterns Backend: Java, Spring Boot, microservices, REST/gRPC Cloud: AWS (EKS/ECS, SQS/ ...

Integration Architect, Banking, Hybrid

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550 per day + Hybrid
Responsibilities: Own and evolve the target integration architecture aligned to enterprise standards Define and implement integration patterns across distributed teams Design and deliver event-driven, API-first, and messaging solutions (NATS, REST) Lead end-to-end integration delivery, including hands-on development where required Produce key architecture artefacts … such as blueprints, contracts, and ADRs Engage with stakeholders to align cross-team integration initiatives Key Skills & Experience: Strong experience with event-driven architecture and messaging systems (NATS, pub/sub) Expertise in API-first design (REST, gRPC) and microservices architecture Hands-on experience with Java/Spring ...

MuleSoft Developer

Hiring Organisation
EUROPEAN SOFTWARE SOLUTIONS (UK) LIMITED
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£350 per day
Salesforce, Powercloud , and SAP, Azure & AWS Build, test, and deploy Mule applications using best practices Implement data transformation, orchestration, and real-time/event-driven integrations Documentation Create and maintain detailed technical design documents, API specifications, and integration flows Ensure proper documentation for maintainability and knowledge transfer Deployment … integration lifecycle (design development deployment support) Strong troubleshooting and debugging skills Team player working with multiple vendors Preferred Qualifications Experience with event-driven architectures and messaging systems (Kafka, JMS, etc.) Familiarity with cloud platforms (Azure/AWS/GCP) Knowledge of DevOps practices and CI/CD pipelines ...