51 to 70 of 70 Contract Event-Driven Jobs

Full-Stack Software Engineer

Hiring Organisation
ARM
Location
Zürich, Switzerland
Employment Type
Contract
create customer-focused products Contributing to technical architecture decisions, technology selection, and system design strategies Building scalable and resilient applications using microservices and event-driven architectures Developing and integrating RESTful APIs and modern web interfaces Participating actively in Agile Scrum ceremonies and helping drive continuous improvement initiatives Promoting … Skills Core Technologies Java (4-6 years) Modern software development methodologies and engineering practices Software architecture and design principles REST APIs Microservices architecture Event-driven systems CI/CD pipelines DevOps principles Kubernetes and/or OpenShift Front-End Development JavaScript (1-3 years) Angular (1-3 years ...

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 ...

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 ...

Senior C# Engineer .NET 8/9, AWS Lambda, SQS, SNS Outside IR35

Hiring Organisation
Smart Sourcer Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £700 to £800 per day
MySQL and DynamoDB: schema design, access patterns, indexing, query tuning, and pragmatic trade-offs around consistency, scale and cost. Real-world experience designing event-driven systems with SQS: idempotency, retries, ordering, DLQs and operational resilience. Strong API design sensibility: versioning, documentation, throttling, backwards compatibility, and a genuine obsession … Architecting, building and shipping complex, high-performance distributed services in C#/.NET 8/9 on AWS Lambda. Designing and delivering resilient event-driven systems using SQS and related AWS messaging primitives. Owning features end-to-end: product thinking, scoping, trade-offs, sequencing and delivery. Designing clean ...

Datacentre Engineer

Hiring Organisation
IntaPeople
Location
Cardiff, Butetown Community, South Glamorgan, United Kingdom
Employment Type
Contract
Contract Rate
£20/hour
love to hear from you. We are looking for someone who can help with systems monitoring and management and observe monitoring consoles and event driven alerts. You will also be: Coordinating with vendors when support calls are raised for assistance ( e.g. BT ) Calling on on-call expert staff ...

Data Centre Operations Engineer

Hiring Organisation
CPS Group (UK) Limited
Location
Cardiff, South Glamorgan, United Kingdom
Employment Type
Contract
Contract Rate
£250 - £280/day
days and nights. Once up to speed, some remote working will be available. Role Responsibilities * Systems monitoring and management * Observing monitoring consoles and event driven alerts * Coordinating with vendors when support calls are raised for assistance * Respond to an out of hours incidents effectively and promptly * Taking corrective ...

Python Backend Engineer

Hiring Organisation
Daniel James Resourcing Ltd
Location
St. Albans, Hertfordshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
Up to £550/ day Outside IR35
Python backend engineers who are comfortable operating at implementation level within complex distributed systems. The environment is heavily focused on: Real-time event-driven processing High-throughput backend services Distributed microservice architectures Low-latency data ingestion pipelines Operational resilience and observability Production-scale concurrency and asynchronous processing Youll … devices. Tech environment: Python FastAPI Azure Functions Azure Service Bus/Event Hub Kubernetes/AKS Docker Cosmos DB Distributed messaging systems Event-driven microservices Real-time processing pipelines What theyre looking for: Strong hands-on Python engineering experience Experience building and debugging production backend systems Deep ...

Senior C# Engineer - AI Native & Agentic Engineering, AWS, Lambda, SQS

Hiring Organisation
Smart Sourcer Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £700 to £800 per day OUTSIDE IR35
assisted delivery. Deep data expertise across Aurora MySQL and DynamoDB schema design, access patterns, indexing, tuning and pragmatic trade-offs. Proven experience designing event-driven systems with SQS: idempotency, retries, ordering, DLQs and operational resilience. Strong API design sensibility: versioning, documentation, throttling, backwards compatibility and a genuine obsession … Architecting, building and shipping high-performance distributed services in C#/.NET 8/9 on AWS Lambda. Designing and delivering resilient event-driven systems using SQS and adjacent AWS messaging primitives. Embedding AI-native engineering and agentic workflows into everyday delivery orchestrating sub-agents, managing context ...

Senior Backend Engineer (Java/.Net & Microservices)

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day Inside IR35
including debugging, optimisation and resolving production issues. Microservices & Distributed Systems - Strong understanding of scalable, distributed architectures and the challenges around reliability and performance. Event-Driven Thinking - Knowledge of event-driven architectures, decoupled systems and real-time data flows. Architecture & Design - Applies sound engineering principles and contributes ...

Integration Architect - INSIDE IR35 - HYBRID

Hiring Organisation
Proactive Appointments
Location
Surrey, England, United Kingdom
Employment Type
Contractor
Contract Rate
£450 - £470 per day
Architect to design secure, scalable, and innovative integration solutions across cloud, on-premises, and hybrid environments. You'll lead API strategy, middleware architecture, event-driven integration, and cloud connectivity while working with cutting-edge technologies including Azure, AWS, Kafka, MuleSoft, Boomi, and API Management platforms. … enterprise integration architecture, solution design, middleware platforms, APIs, and distributed systems. Hands-on knowledge of integration patterns such as request-response, publish-subscribe, event-driven architecture, batch processing, orchestration, choreography, and message queues. Experience with API design and management, including REST, SOAP, GraphQL, OpenAPI/Swagger, API gateways ...

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 ...

DevX POD Lead (Kotlin/Java)

Hiring Organisation
Experis
Location
Sheffield, South Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£480 - £529/day
Role Description : Technologies we use in the role (Required): Kotlin, Java, Microservices, REST APIs, SQL/Databases, HTML/JavaScript, Asynchronous messaging/event-driven architectures (Kafka or similar) Proactive person who will own the end to end including resolution of blockers and prioritisation of work. Experience working … stories), manage dependencies, and remove technical blockers. Strong experience in microservices and API development, and asynchronous messaging technologies such as Kafka or similar event-driven platforms. Experience in at least two or three of the following: API development, SQL/databases, HTML/JavaScript. Strong technical and analytical ...

POD Lead (Kotlin/Java)

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Sheffield, South Yorkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £525 per day
services, with a small element of UI work using a simple HTML/JavaScript framework. * Build and evolve microservices, REST APIs and event-driven solutions (Kafka or similar), applying engineering best practices such as error handling, logging, resilience and security-by-design. * Collaborate with the Tech Lead … Kotlin experience or significant Java experience with willingness to learn Kotlin, along with strong expertise in microservices, REST APIs, SQL/databases, and event-driven architectures such as Kafka. * Experience as a Senior/Lead Engineer in an agile delivery team with proven ability to refine and decompose ...

Full Stack Engineer

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day Inside IR35
including debugging, optimisation and production support. Microservices & Distributed Systems - Experience building scalable distributed systems with a focus on reliability, integration and performance. Event-Driven Thinking - Understanding of event-driven architectures, decoupled systems and real-time data flows. Architecture & Design - Contributes to solution design, applies engineering best ...

Solution Architect, Payments, Banking, Hybrid

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £575 per day + Hybrid
spans core B2B banking capabilities , including payments, reconciliation, KYC, cash management, monitoring and billing. You will play a central role in shaping an event-driven architecture , working closely with senior stakeholders, peer architects and offshore delivery teams, while providing strong architecture governance and design assurance. Key Responsibilities … solution architecture and high-level design across multiple workstreams Define and govern event-driven architecture patterns including streaming and asynchronous integration Manage cross-domain dependencies and complex integrations across B2B banking platforms Lead architecture governance, design approvals and technical decision-making Ensure non-functional requirements are met, including ...

UI Developer Lead

Hiring Organisation
Adecco
Location
Bromley, London, United Kingdom
Employment Type
Contract
Contract Rate
£850/day Inside IR35
propose improvements to enhance platform capabilities. Strong proficiency in React (Hooks, Context API, Redux or similar state management); RxJS for reactive programming and event-driven architectures Core Expertise: o Strong proficiency in React (Hooks, Context API, Redux or similar state management). o Advanced knowledge of RxJS … reactive programming and event-driven architectures. UI Technologies: o HTML5, CSS3, TypeScript, Vite, OpenFin etc. o Experience with real-time data visualization and WebSockets. Architecture Design: o Micro-frontend architecture, modular design principles. Testing Quality: o Vitest , Playwright, Storybook or similar testing frameworks. Financial Domain Knowledge: o Understanding ...

Lead Architect

Hiring Organisation
TurleyWay Limited
Location
Central London, London, United Kingdom
Employment Type
Contract, Work From Home
finance, and people processes, including configuration, extensions, integrations, reporting, and data flows. Design and assure solution-level integration architectures using iPaaS, APIs, and event-driven patterns. Design solution architectures that incorporate data platforms, analytics, and AI capabilities as part of end-to-end solutions. To be considered … proven ability to translate requirements into practical, build-ready architectures that stand up in delivery. A strong understanding of enterprise integration patterns, APIs, event-driven architectures, and iPaaS platforms. Excellent communication skills, able to explain designs and trade-offs to both technical and nontechnical stakeholders. Experience with platforms ...

SC Cleared Tech Lead

Hiring Organisation
ARM
Location
Reading, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£585 - £630/day Inside IR35
MUST HAVE CQRS experience and event-driven-architecture. Acts as the technical lead for backend development within a pod, specialising in event-driven architecture and CQRS-based systems. Core Skills:CQRS (non-negotiable), Event Sourcing, .NET/Java/Python, Azure Service Bus, API Development ...

Solution Architect

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£425 - £480 per day
MarTech architecture (CDP, CEP, CMP, CRO) Design data flows, identity resolution, and customer journey orchestration Enable real-time decisioning using event-driven architectures Ensure alignment with Customer 360 and enterprise data strategy Produce key artefacts (HLDs, integration designs, solution architecture docs) Manage vendor integration and identify risks, dependencies … environments Strong experience across CDP, CEP, CMP and CRO/experimentation platforms Deep understanding of: Customer identity resolution & profile stitching API-led and event-driven architecture Real-time data/event streaming Strong stakeholder management across business and technical teams Nice to have Experience in hospitality, travel ...

xMatters/ServiceNow SME - Fully Remote

Hiring Organisation
Intuition IT Solutions Ltd
Location
United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
CLIENT is looking for a Senior Engineer with primary expertise in xMatters , complemented by strong ServiceNow Incident Management experience. The role focuses on event-driven incident automation, alert orchestration, and platform integrations across enterprise systems including ServiceNow, Backstage, workflows, and Microsoft Teams . The candidate should demonstrate … strong engineering mindset with analytical and problem-solving capabilities , driving operational excellence, reliability, and automation-led improvements. Responsibilities Design, configure, and manage xMatters event-driven alerting and notification workflows , including on-call schedules, escalation policies, and automated routing. Optimize alert noise reduction, correlation, and incident-triggering mechanisms ...