1 to 25 of 996 API Integration Jobs in England

API Platform Architect (.Net, APIM, Azure, Kubernetes)

Hiring Organisation
Insight International (UK) Ltd
Location
London Area, United Kingdom
Role: API Platform Architect Location: London (2-3days/week On-Site) Job Type: Contract We are seeking an experienced and highly technical API Platform Architect to lead the architecture, engineering, and continuous evolution of our enterprise API Platform. This role is fully hands-on , combining … deep expertise in Azure cloud services, Kubernetes, Terraform, API security, and distributed systems with the ability to guide, review, and contribute to .NET Core API development practices . The architect will define and maintain the vision and standards for the platform while actively engaging in coding, troubleshooting, design ...

API Platform Architect (.Net, APIM, Azure, Kubernetes)

Hiring Organisation
Insight International (UK) Ltd
Location
City of London, London, United Kingdom
Role: API Platform Architect Location: London (2-3days/week On-Site) Job Type: Contract We are seeking an experienced and highly technical API Platform Architect to lead the architecture, engineering, and continuous evolution of our enterprise API Platform. This role is fully hands-on , combining … deep expertise in Azure cloud services, Kubernetes, Terraform, API security, and distributed systems with the ability to guide, review, and contribute to .NET Core API development practices . The architect will define and maintain the vision and standards for the platform while actively engaging in coding, troubleshooting, design ...

Back End Developer - API Integration - Restful API's - Greenfield AI

Hiring Organisation
InterCity Partners Ltd
Location
Birmingham, England, United Kingdom
Backend Engineer – C# .NET | REST APIs | Azure | OAuth | AI Integrations Birmingham (Hybrid) – UK SaaS Scale-Up – Greenfield API & AI Platform One of the UK’s fastest-growing SaaS scale-ups is investing heavily in a brand-new API and AI integration platform , and they’re looking … team building RESTful APIs , cloud-native services, and event-driven components in a highly collaborative, product-focused environment. ⭐ What you’ll be working on (API Development & Integration) Designing and implementing RESTful APIs that expose product capabilities to AI services and external partners Building production-grade APIs using C# ...

Program Manager, API Integration

Hiring Organisation
PureSpectrum
Location
London Area, United Kingdom
hybrid role with an in-office requirement of 3–4 days per week The Opportunity: We are seeking a client-focused and consultative Manager, API Integrations to lead how our customers and partners connect PureSpectrum into their broader MarTech and insights ecosystems. You will own the customer integration … work closely with engineering teams and enterprise clients on data and workflow challenges. Your work will directly accelerate customer activation, platform adoption, and integration-driven revenue. Key Responsibilities: Serve as the primary technical advisor for enterprise clients and partners during integration planning and delivery. Lead technical discovery, solution ...

Program Manager, API Integration

Hiring Organisation
PureSpectrum
Location
City of London, London, United Kingdom
hybrid role with an in-office requirement of 3–4 days per week The Opportunity: We are seeking a client-focused and consultative Manager, API Integrations to lead how our customers and partners connect PureSpectrum into their broader MarTech and insights ecosystems. You will own the customer integration … work closely with engineering teams and enterprise clients on data and workflow challenges. Your work will directly accelerate customer activation, platform adoption, and integration-driven revenue. Key Responsibilities: Serve as the primary technical advisor for enterprise clients and partners during integration planning and delivery. Lead technical discovery, solution ...

Mulesoft Architect

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £450 per day
MuleSoft Architect Key responsibilities: Development of API management and microservices Working as the Integration Technology Architect on the adoption of Hybrid Integration or an iPaaS solutions with a particular focus on the Mulesoft Anypoint platform that includes API Designer, AP manager, and API studio Defining … delivering the Integration Technology aspects of the projects, including timely production of architectural designs and documentation Being a key contributor and advocate of Microservice, API Management, process automations, frameworks in projects and programs Working with Capgemini teams in Switzerland, Europe, and on the global level, on large programs ...

Senior Partner Engineer

Hiring Organisation
Ripple
Location
London, England, United Kingdom
clients improve their potential. Resolve intricate technical issues pertaining to our product, advancing intricate cases as needed for efficient resolution. Assist clients in seamless API integration, furnishing comprehensive documentation and hands-on support for smooth implementation. Collaborate closely with internal teams, including developers, product managers … degree in Computer Science, Information Technology, or a related field. A minimum of 5 years of experience in technical support Strong knowledge of API integration, RESTful APIs, and API troubleshooting. Proficiency in scripting languages such as Python, JavaScript, or Bash. Excellent problem-solving and analytical skills, with ...

Head of Integrations SaaS / Software

Hiring Organisation
RedTech Recruitment
Location
East London, London, United Kingdom
Employment Type
Professional qualifications
button (we appreciate not an easy task!). To start making steps on this journey, the successful applicant will: Take complete ownership of integration processes with external systems, ensuring seamless connectivity and high levels of client satisfaction. Create robust, innovative technologies for optimised client implementations. Collaborate closely with Client … improving diagnostics, logging, and tracing to aid technical support teams in resolving issues swiftly. Oversee the ongoing development and management of the public API, covering REST and event streaming functionality to support bespoke client integrations. Produce comprehensive technical documentation for both internal stakeholders and external users, leveraging tools like ...

Senior Data Engineer

Hiring Organisation
RELX
Location
London Area, United Kingdom
data from internal and external APIs, SFTP endpoints, on-premise databases, and cloud data platforms. Use Python extensively within Fabric notebooks for data processing, API integration, automation, and advanced transformation logic. Develop and maintain Fabric Dataflows, Pipelines, Lakehouse tables, and Warehouse objects to support enterprise analytics and downstream … Medallion Architecture with clear responsibility for engineering Bronze and Silver layers that support reliable downstream consumption. Advanced Python skills for ETL or ELT processes, API integration, data manipulation, and data quality enforcement. SQL proficiency with experience in schema design, performance tuning, and analytical data modelling. Proven experience integrating ...

Senior Data Engineer

Hiring Organisation
RELX
Location
City of London, London, United Kingdom
data from internal and external APIs, SFTP endpoints, on-premise databases, and cloud data platforms. Use Python extensively within Fabric notebooks for data processing, API integration, automation, and advanced transformation logic. Develop and maintain Fabric Dataflows, Pipelines, Lakehouse tables, and Warehouse objects to support enterprise analytics and downstream … Medallion Architecture with clear responsibility for engineering Bronze and Silver layers that support reliable downstream consumption. Advanced Python skills for ETL or ELT processes, API integration, data manipulation, and data quality enforcement. SQL proficiency with experience in schema design, performance tuning, and analytical data modelling. Proven experience integrating ...

Senior Data Engineer

Hiring Organisation
RELX
Location
Slough, Berkshire, UK
Employment Type
Full-time
data from internal and external APIs, SFTP endpoints, on-premise databases, and cloud data platforms. Use Python extensively within Fabric notebooks for data processing, API integration, automation, and advanced transformation logic. Develop and maintain Fabric Dataflows, Pipelines, Lakehouse tables, and Warehouse objects to support enterprise analytics and downstream … Medallion Architecture with clear responsibility for engineering Bronze and Silver layers that support reliable downstream consumption. Advanced Python skills for ETL or ELT processes, API integration, data manipulation, and data quality enforcement. SQL proficiency with experience in schema design, performance tuning, and analytical data modelling. Proven experience integrating ...

WAF Automation Engineer

Hiring Organisation
Vallum Associates Limited
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 per hour
role As an Automation Engineer, you will play a pivotal role in enhancing our IT infrastructure by designing, creating, and maintaining bespoke Continuous Integration/Continuous Deployment (CI/CD) pipelines tailored to specific project needs. You will be responsible for the integration of CI/CD pipelines …/CD pipelines and a comprehensive understanding of DevOps practices. The ideal candidate should not only have technical proficiency in data structures, automation technologies, API interactions, and cloud services, but also exhibit a strong drive to research, investigate, and collaborate effectively within the organization. Key Responsibilities CI/ ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
classification, regression, clustering, and NLP tasks. Understanding of model evaluation metrics, hyperparameter tuning, feature engineering, and MLOps practices for production deployment. Generative AI & LLM Integration - Proficient in working with Large Language Models including OpenAI GPT models, Anthropic Claude, Azure OpenAI, and open-source alternatives (Llama, Mistral). Experience with … automation solutions that leverage natural language understanding. Appian BPA Platform - Strong experience with Appian low-code platform including process modelling, interface design, expression rules, integration objects, and data modelling. Skilled in building end-to-end business process applications, configuring workflows, implementing business rules, managing records, and integrating Appian with ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
Central London, London, United Kingdom
Employment Type
Permanent
classification, regression, clustering, and NLP tasks. Understanding of model evaluation metrics, hyperparameter tuning, feature engineering, and MLOps practices for production deployment. Generative AI & LLM Integration - Proficient in working with Large Language Models including OpenAI GPT models, Anthropic Claude, Azure OpenAI, and open-source alternatives (Llama, Mistral). Experience with … automation solutions that leverage natural language understanding. Appian BPA Platform - Strong experience with Appian low-code platform including process modelling, interface design, expression rules, integration objects, and data modelling. Skilled in building end-to-end business process applications, configuring workflows, implementing business rules, managing records, and integrating Appian with ...

AI Automation Engineer

Hiring Organisation
McCabe & Barton
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £700 per day
classification, regression, clustering, and NLP tasks. Understanding of model evaluation metrics, hyperparameter tuning, feature engineering, and MLOps practices for production deployment. Generative AI & LLM Integration - Proficient in working with Large Language Models including OpenAI GPT models, Anthropic Claude, Azure OpenAI, and open-source alternatives (Llama, Mistral). Experience with … automation solutions that leverage natural language understanding. Appian BPA Platform - Strong experience with Appian low-code platform including process modelling, interface design, expression rules, integration objects, and data modelling. Skilled in building end-to-end business process applications, configuring workflows, implementing business rules, managing records, and integrating Appian with ...

AI UX Engineer - £350PD - Remote

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £350 per day
deployment, and prompt engineering Agentic workflow development, ideally using AWS AgentCore Multi-agent orchestration frameworks such as AWS Strands Agents, LangGraph, or similar LLM integration and fine-tuning (Claude, GPT-4, or equivalent) Strong prompt engineering skills, including chain-of-thought reasoning RAG & Knowledge Systems Implementation of Retrieval-Augmented … Experience with vector databases such as CockroachDB, Pinecone, or similar Embedding model optimisation and semantic search Context window management and chunking strategies MCP & Tool Integration Model Context Protocol (MCP) implementation LLM tool calling and API design AWS Lambda integration with agents AI Safety & Evaluation Guardrail implementation (hallucination ...

AI UX Engineer - £350PD - Remote

Hiring Organisation
Tenth Revolution Group
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £350/day
deployment, and prompt engineering Agentic workflow development, ideally using AWS AgentCore Multi-agent orchestration frameworks such as AWS Strands Agents, LangGraph, or similar LLM integration and fine-tuning (Claude, GPT-4, or equivalent) Strong prompt engineering skills, including chain-of-thought reasoning RAG & Knowledge Systems Implementation of Retrieval-Augmented … Experience with vector databases such as CockroachDB, Pinecone, or similar Embedding model optimisation and semantic search Context window management and chunking strategies MCP & Tool Integration Model Context Protocol (MCP) implementation LLM tool calling and API design AWS Lambda integration with agents AI Safety & Evaluation Guardrail implementation (hallucination ...

Microsoft Co-Pilot Consultant

Hiring Organisation
Intelix.AI
Location
City of London, London, United Kingdom
Services, Cognitive Services, AI Foundry, Responsible AItoolkit) - Technical stack: Python, Java, C++, Java7Script, HTML, CSS, PHP, SQL (MySQL,Oracle), VSCode, Jupyter and Experienced in API integration, deployment strategies, and cloud governance frameworks Key Responsibilities Own the end-to-end lifecycle of Microsoft Copilot and AI productivity tooling. Define … across business and technology. Confident owning roadmaps, budgets, and vendor relationships. Core Technical Skills Microsoft 365 (Teams, SharePoint, OneDrive, Exchange) Copilot Studio and GenAI integration Power Platform (Power Automate, Power Apps) Microsoft Graph API and workflow integration Information Protection, DLP, and governance controls ...

Microsoft Co-Pilot Consultant

Hiring Organisation
Intelix.AI
Location
London Area, United Kingdom
Services, Cognitive Services, AI Foundry, Responsible AItoolkit) - Technical stack: Python, Java, C++, Java7Script, HTML, CSS, PHP, SQL (MySQL,Oracle), VSCode, Jupyter and Experienced in API integration, deployment strategies, and cloud governance frameworks Key Responsibilities Own the end-to-end lifecycle of Microsoft Copilot and AI productivity tooling. Define … across business and technology. Confident owning roadmaps, budgets, and vendor relationships. Core Technical Skills Microsoft 365 (Teams, SharePoint, OneDrive, Exchange) Copilot Studio and GenAI integration Power Platform (Power Automate, Power Apps) Microsoft Graph API and workflow integration Information Protection, DLP, and governance controls ...

Avid MediaCentral/Broadcast MAM Engineer (API & Migration)

Hiring Organisation
Thrive IT Systems Ltd
Location
London, United Kingdom
Employment Type
Any
Salary
GBP Annual
This role has a strong focus on Avid MAM API integration and media migration. Location: UK & Europe (Germany, Poland, Sweden, France, Netherlands) Type: Contract & Permanent Role Overview We are looking for a hands-on Avid MediaCentral/Avid MAM Engineer with strong experience in API-based integrations … migration within broadcast and OTT environments . This role focuses on Avid MediaCentral/Interplay APIs , metadata-driven workflows, archive-to-cloud migrations, and integration with downstream broadcast systems. This is not a support or operations role candidates must have direct technical, hands-on experience . Key Responsibilities Avid ...

Lead Software Engineer

Hiring Organisation
iProov
Location
Slough, Berkshire, UK
Employment Type
Full-time
Technical Lead (Microsoft Integration & Identity Portal) About iProov iProov provides science-based biometric solutions that enable the world's most security-conscious organizations to streamline secure remote onboarding and authentication for digital and physical access. Our award-winning liveness technology and iSOC offer unmatched resilience against deepfakes and generative … Officer Location: UK - Hybrid Comp: Negotiable (Base) + Company Performance Bonus (20%) + Share Options + UK iProov Benefits iProov is expanding its Microsoft integration capability and building a dedicated identity portal that uses our biometric technology to verify users and perform secure operations within Microsoft Entra (such ...

Lead Software Engineer

Hiring Organisation
iProov
Location
City of London, London, United Kingdom
Technical Lead (Microsoft Integration & Identity Portal) About iProov iProov provides science-based biometric solutions that enable the world’s most security-conscious organizations to streamline secure remote onboarding and authentication for digital and physical access. Our award-winning liveness technology and iSOC offer unmatched resilience against deepfakes and generative … Officer Location: UK - Hybrid Comp: Negotiable (Base) + Company Performance Bonus (20%) + Share Options + UK iProov Benefits iProov is expanding its Microsoft integration capability and building a dedicated identity portal that uses our biometric technology to verify users and perform secure operations within Microsoft Entra (such ...

Lead Software Engineer

Hiring Organisation
iProov
Location
London Area, United Kingdom
Technical Lead (Microsoft Integration & Identity Portal) About iProov iProov provides science-based biometric solutions that enable the world’s most security-conscious organizations to streamline secure remote onboarding and authentication for digital and physical access. Our award-winning liveness technology and iSOC offer unmatched resilience against deepfakes and generative … Officer Location: UK - Hybrid Comp: Negotiable (Base) + Company Performance Bonus (20%) + Share Options + UK iProov Benefits iProov is expanding its Microsoft integration capability and building a dedicated identity portal that uses our biometric technology to verify users and perform secure operations within Microsoft Entra (such ...

Sitecore Developer

Hiring Organisation
Uniting Ambition
Location
Tyne And Wear, United Kingdom
Employment Type
Contract
Contract Rate
GBP 450 - 500 Daily
Core, C#, ASP.NET MVC, Azure, Docker Front End Strong skills in VUE JS/React/Sitecore JSS/HTML/CSS/Headless API integration Experience of integrating with 3rd Party and internal Api's Development Practices Jira, Agile, Sprints. Code reviews, Azure Devops, Standups Bonus ...

Integration Analyst

Hiring Organisation
Hays
Location
Gainsborough, England, United Kingdom
collaborative team of technical and non-technical professionals, working on projects that underpin ongoing digital transformation. Your focus will be on managing our API footprint and EDI processes, ensuring seamless data exchange across the business. You'll design and document integrations, onboard new EDI customers, and maintain specifications … work closely with the internal development team to implement solutions that deliver real value. What will you be doing? Designing and documenting API integrations for customer-facing applications and partner systems Onboarding new EDI customers, including setup, testing and go-live support Maintaining integration specifications, API documentation ...