1 to 25 of 435 API Integration Jobs in the UK

About the Role Technology Architect – Integration is a hands‐on architecture role within Digital & Technology (D&T), accountable for designing and governing Haleon’s integration architecture foundation—the connective tissue that enables systems and data to flow reliably end‐to‐end across the enterprise. Reporting into Technology Domain … Architect, the role translates enterprise technology direction and standards into implementable integration patterns, reference architectures and delivery guidance. The role’s central mission is to create a modern, simplified integration foundation that reduces point‐to‐point complexity and enables fast, safe change at scale. The role also ensures ...

lead projects, mentor junior developers, and work on high-impact, secure banking solutions. You will be a key contributor to web portal and API development, ensuring performance, security, and reliability in a dynamic environment. This role is ideal for developers with strong technical expertise who are looking to grow … portals using ASP.NET MVC/.NET Core Design and integrate REST APIs with internal and third-party services Implement secure authentication mechanisms (JWT, OAuth2, API Keys) Connect applications to relational databases using Entity Framework Core (DbContext, LINQ, Migrations) Debug and trace request flows from UI → Controller → API → Database ...

practices. You will work closely with Digital Services, project delivery teams, suppliers and senior stakeholders to deliver complex cross‐platform solutions across cloud, infrastructure, integration and Microsoft technologies. Key Responsibilities Lead the architecture and design of enterprise scale digital and cloud solutions Define solution architectures aligned to enterprise architecture … lifecycle from discovery through to implementation and support Design and implement Azure networking solutions including VNets, VPNs, ExpressRoute and network security Support application modernisation, API integration and cloud native service delivery Design and manage secure integration solutions using API Management, Service Bus and Event Grid Implement ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

translate High-Level Designs (HLDs) and Low-Level Designs (LLDs) into functional components. Build and optimize key modules such as checkout, search, personalization, and API orchestration. Integrate SFCC with external enterprise systems like PIM, OMS, SAP CRM, and CDNs for real-time data synchronization. Configure and optimize Algolia search … scalability standards. Support incident resolution, performance tuning, and stability improvements during staging, go-live, and hypercare phases. Work with MuleSoft or similar tools for API integration and orchestration. Follow best practices for code modularization, deployment pipelines, and solution governance. Required Skills/Experience The ideal candidate will have ...

provide an individual finance and asset management solution to all our customers. Job Purpose Working within a small but highly skilled IT team, the Integration & Agentic Solutions Engineer will be responsible for the design, build, documentation and ongoing evolution of Asset Alliance Groups integration and agentic automation capabilities. … role will deliver secure, scalable API integrations using MuleSoft, define and publish Open API standards for customers and suppliers, and design, build and operate Salesforce agentic agents to support business workflows. This role plays a critical part in enabling straight-through processing, partner connectivity, automation, and the safe ...

INTEGRATION DEVELOPER SC CLEARED (Apply online only) P/D INSIDE IR35 REMOTE 6 MONTHS We are seeking an experienced Integration Developer to support the migration to HubStream One within a Microsoft Azure environment. The role focuses on designing, building, and maintaining secure, scalable, and resilient integrations using … modern API-driven architectures and Azure Integration Services. Key Responsibilities Design and implement integrations supporting HubStream One migration Develop and maintain RESTful APIs and Azure-based integration services Build integration workflows using Azure Logic Apps Develop and manage Azure Web Apps/App Services Configure ...

vendor environments, liaising with stakeholders and client architects - Familiar with Agile delivery practices and Behave/BDD (Gherkin syntax) for collaborative workflows BSS Platform & Integration Architecture - Deep BSS platform experience: Order Management, Product Catalogue, CRM (Salesforce), Billing, Service Orchestration, Inventory, Service Assurance - understanding data models, system processes and integration patterns at implementation level - Integration architecture: microservices, API gateways, event-driven architectures, event brokers (Kafka), queues - handling 120+ integration points across systems and legacy stacks - Lead-to-Cash (L2C) and Order-to-Cash (O2C) solutions in Tier-1 telecom operator environments - TMF standards: Product Ordering (TMF641 ...

data engineer, you will design, develop, and maintain scalable data pipelines while collaborating with data analysts to understand their requirements. You will implement data integration solutions to support various business needs, ensuring data quality and integrity through rigorous testing and validation. Additionally, you will optimise data systems for both … including Data Lakes, Data Factory, Azure Synapse, Azure SQL, and Power BI. Knowledge of Microsoft Fabric. Proficiency in SQL and Python. Understanding of data integration and ETL processes. Ability to work with large datasets and optimise data systems for performance and scalability. Experience working with JSON, CSV, XML, Open ...

data engineer, you will design, develop, and maintain scalable data pipelines while collaborating with data analysts to understand their requirements. You will implement data integration solutions to support various business needs, ensuring data quality and integrity through rigorous testing and validation. Additionally, you will optimise data systems for both … including Data Lakes, Data Factory, Azure Synapse, Azure SQL, and Power BI. Knowledge of Microsoft Fabric. Proficiency in SQL and Python. Understanding of data integration and ETL processes. Ability to work with large datasets and optimise data systems for performance and scalability. Experience working with JSON, CSV, XML, Open ...

data engineer, you will design, develop, and maintain scalable data pipelines while collaborating with data analysts to understand their requirements. You will implement data integration solutions to support various business needs, ensuring data quality and integrity through rigorous testing and validation. Additionally, you will optimise data systems for both … including Data Lakes, Data Factory, Azure Synapse, Azure SQL, and Power BI. Knowledge of Microsoft Fabric. Proficiency in SQL and Python. Understanding of data integration and ETL processes. Ability to work with large datasets and optimise data systems for performance and scalability. Experience working with JSON, CSV, XML, Open ...