22 of 22 Contract Event-Driven Jobs in London

Senior Java Developer - Multithreading/Caching

Hiring Organisation
Harvey Nash
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £800 per day
/Gradle, testing frameworks, dependency management). Proven experience building data processing or data-intensive applications. Solid understanding of modern architectural patterns (Microservices, Event-Driven Architecture). Strong TDD skills and experience using static code analysis (e.g., SonarQube). Clear communication skills with the ability to explain technical ...

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

Hiring Organisation
Adecco
Location
London, United Kingdom
Employment Type
Contract
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 ...

Data Engineer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £560 per day
with Spring Boot. Experience containerising applications with Docker. Understanding of relational and NoSQL databases. Familiarity with modern data architectures (ETL/ELT, streaming, event-driven systems). Knowledge of cloud platforms (AWS, Azure, GCP) is a plus. Excellent problem-solving skills and a collaborative mindset. Join a forward ...

OutSystems Developer (LowCode Orchestration)

Hiring Organisation
Infoplus Technologies UK Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £450 per day
Integrate with backend systems (REST/SOAP APIs, databases, SAP, CRM). Build and maintain integrations ensuring reliability and security. Design asynchronous flows, event-driven architectures, and external data connectors. 3. Testing, Deployment & DevOps Conduct unit and integration testing. Troubleshoot performance issues and fix defects across environments. Support ...

Senior Java Engineer (AWS, REST, SOAP) - Hybrid - Sussex

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
service development. Develop cloud-native solutions using AWS services such as Lambda, API Gateway, DynamoDB, ECS, S3, and others. Contribute to microservices architecture, event-driven systems, and distributed design patterns. Implement CI/CD pipelines using tools such as Jenkins, GitHub Actions, or AWS CodePipeline. Work with containerisation … cloud services (Lambda, API Gateway, DynamoDB, ECS, S3, etc.). Solid understanding of RESTful API design and exposure to GraphQL. Experience with microservices, event-driven architectures, and distributed systems. Familiarity with CI/CD pipelines and DevOps practices. Knowledge of Docker and container orchestration fundamentals (ECS, EKS). ...

Senior FullStack Developer

Hiring Organisation
Adecco
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
experience developing scalable applications, strong exposure to cloud-native architectures, with experience in the financial sector. Experience with CI/CD , microservices , and event-driven architectures is essential, and knowledge of Python (pyspark) for data-driven workflows is advantageous Key Responsibilities Design, develop, and maintain full stack … users. Work with DevSecOps to implement and optimize CI/CD pipelines , ensuring robust automated testing, deployment, and monitoring. Architect and contribute to event-driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best practices: code reviews, unit/integration ...

Senior FullStack Developer

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
experience developing scalable applications, strong exposure to cloud-native architectures, with experience in the financial sector. Experience with CI/CD , microservices , and event-driven architectures is essential, and knowledge of Python (pyspark) for data-driven workflows is advantageous Key Responsibilities Design, develop, and maintain full stack … users. Work with DevSecOps to implement and optimize CI/CD pipelines , ensuring robust automated testing, deployment, and monitoring. Architect and contribute to event-driven and distributed system designs using technologies such as Kafka, Event Hub, or similar. Drive engineering best practices: code reviews, unit/integration ...

Senior C++ Developer - Fintech - London - Contract

Hiring Organisation
Scope AT Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
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 (eg Kafka) Experience of financial markets and the trade life cycle beneficial C# and any GUI development experience ...

AI Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £500 per day
patterns) Hands on expertise with agentic frameworks (orchestrators) Experience with LLMs, prompt engineering, tool/function calling, memory management API first integration, event driven architectures, and data pipelines Exposure to AI quality metrics: task success rate, groundedness, containment, FCR Experience on Google Cloud Platform (preferred) or equivalent hyperscale ...

Lead Enterprise Architect

Hiring Organisation
ECS Resource Group Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £750/day IR35 Status TBC
large-scale customer platforms. Cloud-first mindset with strong AWS experience. High level of experience in designing modern architectures using microservices, APIs, event-driven patterns, and serverless High level of understanding of data architecture, including data modelling and working across high-volume data environments Experience setting standards, governance ...

Technical Architect Principal (UK)

Hiring Organisation
Stackstudio Digital Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £550 per day
systems and data platforms. Hands-on experience with OpenTelemetry, Kafka, and time-series data platforms. Technical Expertise Architecture of high-volume telemetry and event-driven systems. Deep understanding of stream processing and data ingestion patterns. Experience designing cloud-native and hybrid architectures. Leadership & Communication Proven ability to operate ...

Head of Core Banking Platforms

Hiring Organisation
Gold Group
Location
London, United Kingdom
Employment Type
Contract
maintaining strong understanding of product functionality. * Lead digital, cloud, and AI driven integration strategies within the core banking estate. * Promote and support event driven architectures and AWS aligned, cloud native pat-terns. * Support large scale integration and migration efforts, including legacy system conversion. * Drive ...

AI Ops Engineer

Hiring Organisation
Xcede
Location
London, United Kingdom
Employment Type
Contract
deploy automation pipelines using tools such as Zapier/Make, LLM APIs, and API/webhook integrations Leverage internal data platforms to create event-driven workflows, predictive insights, and AI-enabled reporting Establish governance frameworks, ensure GDPR compliance, and develop internal AI playbooks Drive adoption and training across ...

Snowflake Data Engineer

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600.0 - £750.0 per day + £600-750 Per Day (Inside IR35)
with Snowflake data platform - SQL , Python Experience of Github/Workflows Experience of Open flow (Snowflake hosted would be beneficial) Experience of building event-driven ingestion pipelines on AWS , SNS , S3 etc. Experience of DBT - DBT Core/Dbt Project ( not cloud) Experience of Amazon Redshift - optional Experience ...

Senior Java Engineer - Algorithmic Trading

Hiring Organisation
McGregor Boyall Associates Limited
Location
London, United Kingdom
Employment Type
Contract
scalability improvements in a low-latency environment The tech environment Core Java (concurrency, NIO, GC tuning) Low latency/high throughput systems Event-driven architectures FIX and market connectivity Modern CI/CD tooling What they're looking for Strong Java engineers who understand performance, concurrency and real ...

Snowflake Data Engineer

Hiring Organisation
Hays
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 - 750 Daily
with Snowflake data platform - SQL , Python Experience of Github/Workflows Experience of Open flow (Snowflake hosted would be beneficial) Experience of building event-driven ingestion pipelines on AWS , SNS , S3 etc click apply for full job details ...

Salesforce Architect

Hiring Organisation
167 Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
Responsibilities Own end-to-end Salesforce solution architecture Design scalable solutions across Sales Cloud, Service Cloud, Experience Cloud Define integration architecture (API-led, event-driven architecture) Provide technical leadership to development teams Collaborate with senior stakeholders to define roadmaps and technical strategy Ensure governance, security and platform best ...

Technical Architect - SC Clearance

Hiring Organisation
True North Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
analysis 50% hands on engineering (poc/dev, troubleshooting supporting lead devs with technical decision making) 25% design 25% governance/assurance Event driven architecture is useful The roles are inside IR35 and have a rate of £500-550 per day. Given the urgency of the roles ...

Lead Integration Engineer

Hiring Organisation
The Curve Group
Location
City of London, London, United Kingdom
Employment Type
Contract
platform engineers, business analysts, and delivery managers to ensure integrations meet business requirements and technical standards. Champion best practices for API-led connectivity, event-driven architectures, and pub/sub messaging patterns. What's required: Strong experience with .NET (C#) for APIs and integration components. Hands-on with … pipelines, version control (Git/Azure DevOps), and relational/non-relational databases. Understanding of integration patterns (pub/sub, API-led, event-driven) and security standards (OAuth2, JWT, TLS, API security). Excellent problem-solving, communication, and collaborative skills; adaptable to changing business needs. A fantastic opportunity ...

Scala Developer

Hiring Organisation
Teksystems
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £900/day
trading needs and deliver robust, fit-for-purpose trading solutions. Contribute to the design and implementation of high-performance, distributed system architectures, including event-driven and low-latency patterns. Use Python for analytics, tooling, or supporting components where appropriate to complement the core Scala-based platforms. Apply functional … practical application in production systems. Hands-on experience designing and building high-performance, distributed systems. Practical understanding of high-performance system patterns, including event-driven and low-latency architectures. experience working within Agile delivery teams and collaborating closely with cross-functional stakeholders. Ability to gather, interpret, and translate ...

Solutions Architect

Hiring Organisation
Invitise Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £900 per day
SOPRA) 10 or more years in banking architecture, core banking engineering or solution architecture Large scale core banking implementation and system integration programmes Event-driven architectures and cloud-native integration models, with AWS experience preferred Challenging and directing suppliers and system integrators at a senior level Legacy system … architecture certifications would be beneficial. Interested? Please apply below. Solutions Architect, Banking Architect, Core Banking, Sopra, SBS, SOPRA Banking Software, AWS, Cloud Native, Event Driven Architecture, System Integration, FinTech, Digital Banking, Legacy Modernisation, London ...

Data Engineer (Snowflake/ AWS) - REMOTE

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£475 - £650 per day
undertaking a major data platform migration from AWS Redshift to Snowflake within a buying and merchandising application. The role focuses on delivering scalable, event-driven data ingestion pipelines on AWS (SNS, S3, etc.) and developing transformation models using dbt Core/dbt Projects. The ideal candidate will have … Snowflake preferred) Experience of Github/Workflows Delivered in commercially environments Experience of Open flow (Snowflake hosted would be beneficial) Experience of building Event driven ingestion pipelines on AWS , SNS , S3 etc. Experience of DBT - DBT Core/Dbt Project ( not cloud) Experience of Amazon Redshift - optional. Experience ...